summaryrefslogtreecommitdiff
path: root/Master/texmf-dist/tex
diff options
context:
space:
mode:
Diffstat (limited to 'Master/texmf-dist/tex')
-rw-r--r--Master/texmf-dist/tex/latex/l3build/l3build.lua48
-rw-r--r--Master/texmf-dist/tex/latex/l3experimental/l3str/l3intarray.sty104
-rw-r--r--Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex-trace.sty3043
-rw-r--r--Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex.sty3005
-rw-r--r--Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-convert.sty3
-rw-r--r--Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-format.sty2
-rw-r--r--Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-analysis.sty449
-rw-r--r--Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-build.sty104
-rw-r--r--Master/texmf-dist/tex/latex/l3experimental/xcoffins/xcoffins.sty2
-rw-r--r--Master/texmf-dist/tex/latex/l3experimental/xgalley/l3galley.sty6
-rw-r--r--Master/texmf-dist/tex/latex/l3experimental/xgalley/xgalley.sty2
-rw-r--r--Master/texmf-dist/tex/latex/l3kernel/expl3-code.tex3721
-rw-r--r--Master/texmf-dist/tex/latex/l3kernel/expl3-generic.tex2
-rw-r--r--Master/texmf-dist/tex/latex/l3kernel/expl3.lua13
-rw-r--r--Master/texmf-dist/tex/latex/l3kernel/expl3.sty2
-rw-r--r--Master/texmf-dist/tex/latex/l3kernel/l3doc.cls2
-rw-r--r--Master/texmf-dist/tex/latex/l3kernel/l3dvipdfmx.def66
-rw-r--r--Master/texmf-dist/tex/latex/l3kernel/l3dvips.def13
-rw-r--r--Master/texmf-dist/tex/latex/l3kernel/l3dvisvgm.def8
-rw-r--r--Master/texmf-dist/tex/latex/l3kernel/l3pdfmode.def67
-rw-r--r--Master/texmf-dist/tex/latex/l3kernel/l3regex.sty47
-rw-r--r--Master/texmf-dist/tex/latex/l3kernel/l3sort.sty5
-rw-r--r--Master/texmf-dist/tex/latex/l3kernel/l3tl-analysis.sty52
-rw-r--r--Master/texmf-dist/tex/latex/l3kernel/l3xdvipdfmx.def108
-rw-r--r--Master/texmf-dist/tex/latex/l3packages/l3keys2e/l3keys2e.sty6
-rw-r--r--Master/texmf-dist/tex/latex/l3packages/xfp/xfp.sty6
-rw-r--r--Master/texmf-dist/tex/latex/l3packages/xfrac/xfrac.sty6
-rw-r--r--Master/texmf-dist/tex/latex/l3packages/xparse/xparse.sty6
-rw-r--r--Master/texmf-dist/tex/latex/l3packages/xtemplate/xtemplate.sty6
29 files changed, 4077 insertions, 6827 deletions
diff --git a/Master/texmf-dist/tex/latex/l3build/l3build.lua b/Master/texmf-dist/tex/latex/l3build/l3build.lua
index da1283b6302..44a4783727d 100644
--- a/Master/texmf-dist/tex/latex/l3build/l3build.lua
+++ b/Master/texmf-dist/tex/latex/l3build/l3build.lua
@@ -23,7 +23,7 @@ for those people who are interested.
--]]
-- Version information
-release_date = "2017/05/19"
+release_date = "2017/05/29"
-- "module" is a deprecated function in Lua 5.2: as we want the name
-- for other purposes, and it should eventually be 'free', simply
@@ -468,6 +468,15 @@ if os_type == "windows" then
os_yes = "for /l %I in (1,1,200) do @echo y"
end
+-- Return an absolute path from a relative one
+function abspath(path)
+ local oldpwd = lfs.currentdir()
+ lfs.chdir(path)
+ local result = lfs.currentdir()
+ lfs.chdir(oldpwd)
+ return gsub(result, "\\", "/")
+end
+
-- For cleaning out a directory, which also ensures that it exists
function cleandir(dir)
local errorlevel = mkdir(dir)
@@ -566,15 +575,6 @@ function mkdir(dir)
end
end
--- Return an absolute path from a relative one
-function abspath(path)
- local oldpwd = lfs.currentdir()
- lfs.chdir(path)
- local result = lfs.currentdir()
- lfs.chdir(oldpwd)
- return result
-end
-
-- Rename
function ren(dir, source, dest)
local dir = dir .. "/"
@@ -1352,7 +1352,7 @@ function runtest(name, engine, hide, ext, makepdf)
.. checkopts .. " " .. asciiopt .. lvtfile
.. (hide and (" > " .. os_null) or "")
.. os_concat ..
- runtest_tasks(stripext(lvtfile))
+ runtest_tasks(jobname(lvtfile))
)
end
if makepdf and fileexists(testdir .. "/" .. name .. dviext) then
@@ -1402,18 +1402,18 @@ function dvitopdf(name, dir, engine, hide)
end
end
--- Strip the extension from a file name (if present)
-function stripext(file)
- local name = match(file, "^(.*)%.")
- return name or file
-end
-
-- Strip the path from a file name (if present)
function basename(file)
local name = match(file, "^.*/([^/]*)$")
return name or file
end
+-- Strip the extension from a file name (if present)
+function jobname(file)
+ local name = match(basename(file), "^(.*)%.")
+ return name or file
+end
+
-- Look for a test: could be in the testfiledir or the unpackdir
function testexists(test)
return(locate({testfiledir, unpackdir}, {test .. lvtext}))
@@ -1506,7 +1506,7 @@ function tex(file)
end
function typesetpdf(file)
- local name = stripext(basename(file))
+ local name = jobname(file)
print("Typesetting " .. name)
local errorlevel = typeset(file)
if errorlevel == 0 then
@@ -1523,7 +1523,7 @@ typeset = typeset or function(file)
if errorlevel ~= 0 then
return errorlevel
else
- local name = stripext(basename(file))
+ local name = jobname(file)
errorlevel = biber(name) + bibtex(name)
if errorlevel == 0 then
local function cycle(name)
@@ -1590,14 +1590,14 @@ function check(names)
-- No names passed: find all test files
if not next(names) then
for _,i in pairs(filelist(testfiledir, "*" .. lvtext)) do
- insert(names, stripext(i))
+ insert(names, jobname(i))
end
for _,i in ipairs(filelist(unpackdir, "*" .. lvtext)) do
if fileexists(testfiledir .. "/" .. i) then
print("Duplicate test file: " .. i)
return 1
else
- insert(names, stripext(i))
+ insert(names, jobname(i))
end
end
end
@@ -1701,7 +1701,7 @@ function cmdcheck()
print("Checking source files")
for _,i in ipairs(cmdchkfiles) do
for _,j in ipairs(filelist(".", i)) do
- print(" " .. stripext(j))
+ print(" " .. jobname(j))
run(
testdir,
os_setenv .. " TEXINPUTS=." .. os_pathsep .. localdir
@@ -1711,7 +1711,7 @@ function cmdcheck()
" \"\\PassOptionsToClass{check}{l3doc} \\input " .. j .. "\""
.. " > " .. os_null
)
- for line in lines(testdir .. "/" .. stripext(j) .. ".cmds") do
+ for line in lines(testdir .. "/" .. jobname(j) .. ".cmds") do
if match(line, "^%!") then
print(" - " .. match(line, "^%! (.*)"))
end
@@ -1870,7 +1870,7 @@ function doc(files)
if files and next(files) then
typeset = false
for _,k in ipairs(files) do
- if k == stripext(j) then
+ if k == jobname(j) then
typeset = true
break
end
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3intarray.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3intarray.sty
deleted file mode 100644
index 8239e693bbc..00000000000
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3intarray.sty
+++ /dev/null
@@ -1,104 +0,0 @@
-%%
-%% This is file `l3intarray.sty',
-%% generated with the docstrip utility.
-%%
-%% The original source files were:
-%%
-%% l3intarray.dtx (with options: `package')
-%%
-%% Copyright (C) 2011-2017 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of
-%% the LaTeX Project Public License (LPPL), either version 1.3c of
-%% this license or (at your option) any later version. The latest
-%% version of this license is in the file:
-%%
-%% http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the "l3experimental bundle" (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% File: l3intarray.dtx Copyright (C) 2017 The LaTeX3 Project
-\RequirePackage{expl3}[2017/05/13]
-\@ifpackagelater{expl3}{2017/05/13}
- {}
- {%
- \PackageError{l3intarray}{Support package l3kernel too old}
- {%
- Please install an up to date version of l3kernel\MessageBreak
- using your TeX package manager or from CTAN.\MessageBreak
- \MessageBreak
- Loading l3intarray will abort!%
- }%
- \endinput
- }
-\ProvidesExplPackage{l3intarray}{2017/05/13}{}
- {L3 Experimental low-level arrays of small integers}
-\int_new:N \g__intarray_font_int
-\cs_new_protected:Npn \__intarray_new:Nn #1#2
- {
- \__chk_if_free_cs:N #1
- \int_gincr:N \g__intarray_font_int
- \tex_global:D \tex_font:D #1 = cmr10~at~ \g__intarray_font_int sp \scan_stop:
- \tex_hyphenchar:D #1 = \int_eval:n {#2} \scan_stop:
- \int_compare:nNnT { \tex_hyphenchar:D #1 } > 0
- { \tex_fontdimen:D \tex_hyphenchar:D #1 #1 = 0 sp \scan_stop: }
- \int_step_inline:nnnn { 1 } { 1 } { 8 }
- { \tex_fontdimen:D ##1 #1 = 0 sp \scan_stop: }
- }
-\cs_new:Npn \__intarray_count:N #1 { \tex_the:D \tex_hyphenchar:D #1 }
-\cs_new_protected:Npn \__intarray_gset_fast:Nnn #1#2#3
- { \tex_fontdimen:D \int_eval:n {#2} #1 = \int_eval:n {#3} sp \scan_stop: }
-\cs_new_protected:Npn \__intarray_gset:Nnn #1#2#3
- {
- \exp_args:Nff \__intarray_gset_aux:Nnn #1
- { \int_eval:n {#2} } { \int_eval:n {#3} }
- }
-\cs_new_protected:Npn \__intarray_gset_aux:Nnn #1#2#3
- {
- \int_compare:nTF { 1 <= #2 <= \__intarray_count:N #1 }
- {
- \int_compare:nTF { - \c_max_dim <= \int_abs:n {#3} <= \c_max_dim }
- { \__intarray_gset_fast:Nnn #1 {#2} {#3} }
- {
- \__msg_kernel_error:nnxxxx { intarray } { overflow }
- { \token_to_str:N #1 } {#2} {#3}
- { \int_compare:nNnT {#3} < 0 { - } \__int_value:w \c_max_dim }
- \__intarray_gset_fast:Nnn #1 {#2}
- { \int_compare:nNnT {#3} < 0 { - } \c_max_dim }
- }
- }
- {
- \__msg_kernel_error:nnxxx { intarray } { out-of-bounds }
- { \token_to_str:N #1 } {#2} { \__intarray_count:N #1 }
- }
- }
-\cs_new:Npn \__intarray_item_fast:Nn #1#2
- { \__int_value:w \tex_fontdimen:D \int_eval:n {#2} #1 }
-\cs_new:Npn \__intarray_item:Nn #1#2
- { \exp_args:Nf \__intarray_item_aux:Nn #1 { \int_eval:n {#2} } }
-\cs_new:Npn \__intarray_item_aux:Nn #1#2
- {
- \int_compare:nTF { 1 <= #2 <= \__intarray_count:N #1 }
- { \__intarray_item_fast:Nn #1 {#2} }
- {
- \__msg_kernel_expandable_error:nnnnn { intarray } { out-of-bounds }
- { \token_to_str:N #1 } {#2} { \__intarray_count:N #1 }
- 0
- }
- }
-\__msg_kernel_new:nnnn { intarray } { overflow }
- { Integers~larger~than~2^{30}-1~cannot~be~stored~in~arrays. }
- {
- An~attempt~was~made~to~store~#3~at~position~#2~in~the~array~'#1'.~
- The~largest~allowed~value~#4~will~be~used~instead.
- }
-\__msg_kernel_new:nnnn { intarray } { out-of-bounds }
- { Access~to~an~entry~beyond~an~array's~bounds. }
- {
- An~attempt~was~made~to~access~or~store~data~at~position~#2~of~the~
- array~'#1',~but~this~array~has~entries~at~positions~from~1~to~#3.
- }
-%%
-%%
-%% End of file `l3intarray.sty'.
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex-trace.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex-trace.sty
deleted file mode 100644
index abb10d12edf..00000000000
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex-trace.sty
+++ /dev/null
@@ -1,3043 +0,0 @@
-%%
-%% This is file `l3regex-trace.sty',
-%% generated with the docstrip utility.
-%%
-%% The original source files were:
-%%
-%% l3regex.dtx (with options: `package,trace')
-%%
-%% Copyright (C) 2011-2017 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of
-%% the LaTeX Project Public License (LPPL), either version 1.3c of
-%% this license or (at your option) any later version. The latest
-%% version of this license is in the file:
-%%
-%% http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the "l3experimental bundle" (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% File: l3regex.dtx Copyright (C) 2011-2017 The LaTeX3 Project
-\RequirePackage{expl3}[2017/05/13]
-\@ifpackagelater{expl3}{2017/05/13}
- {}
- {%
- \PackageError{l3regex}{Support package l3kernel too old}
- {%
- Please install an up to date version of l3kernel\MessageBreak
- using your TeX package manager or from CTAN.\MessageBreak
- \MessageBreak
- Loading l3regex will abort!%
- }%
- \endinput
- }
-\ProvidesExplPackage{l3regex}{2017/05/13}{}
- {L3 Experimental regular expressions}
-\RequirePackage{l3tl-build, l3tl-analysis, l3intarray}
-\cs_generate_variant:Nn \tl_to_str:n { V }
-\cs_new_protected:Npn \__regex_standard_escapechar:
- { \int_set:Nn \tex_escapechar:D { `\\ } }
-\cs_new:Npn \__regex_toks_use:w { \tex_the:D \tex_toks:D }
-\cs_new_protected:Npn \__regex_toks_clear:N #1
- { \tex_toks:D #1 { } }
-\cs_new_eq:NN \__regex_toks_set:Nn \tex_toks:D
-\cs_new_protected:Npn \__regex_toks_set:No #1
- { \__regex_toks_set:Nn #1 \exp_after:wN }
-\cs_new_protected:Npn \__regex_toks_memcpy:NNn #1#2#3
- {
- \prg_replicate:nn {#3}
- {
- \tex_toks:D #1 = \tex_toks:D #2
- \int_incr:N #1
- \int_incr:N #2
- }
- }
-\cs_new_protected:Npn \__regex_toks_put_left:Nx #1#2
- {
- \cs_set:Npx \__regex_tmp:w { #2 }
- \tex_toks:D #1 \exp_after:wN \exp_after:wN \exp_after:wN
- { \exp_after:wN \__regex_tmp:w \tex_the:D \tex_toks:D #1 }
- }
-\cs_new_protected:Npn \__regex_toks_put_right:Nx #1#2
- {
- \cs_set:Npx \__regex_tmp:w {#2}
- \tex_toks:D #1 \exp_after:wN
- { \tex_the:D \tex_toks:D \exp_after:wN #1 \__regex_tmp:w }
- }
-\cs_new_protected:Npn \__regex_toks_put_right:Nn #1#2
- { \tex_toks:D #1 \exp_after:wN { \tex_the:D \tex_toks:D #1 #2 } }
-\cs_new:Npn \__regex_current_cs_to_str:
- {
- \exp_after:wN \exp_after:wN \exp_after:wN \cs_to_str:N
- \tex_the:D \tex_toks:D \l__regex_current_pos_int
- }
-\cs_new:Npn \__regex_tmp:w { }
-\tl_new:N \l__regex_internal_a_tl
-\tl_new:N \l__regex_internal_b_tl
-\int_new:N \l__regex_internal_a_int
-\int_new:N \l__regex_internal_b_int
-\int_new:N \l__regex_internal_c_int
-\bool_new:N \l__regex_internal_bool
-\seq_new:N \l__regex_internal_seq
-\tl_new:N \g__regex_internal_tl
-\tl_const:Nn \c__regex_no_match_regex
- {
- \__regex_branch:n
- { \__regex_class:NnnnN \c_true_bool { } { 1 } { 0 } \c_true_bool }
- }
-\__intarray_new:Nn \g__regex_charcode_intarray { 65536 }
-\__intarray_new:Nn \g__regex_catcode_intarray { 65536 }
-\__intarray_new:Nn \g__regex_balance_intarray { 65536 }
-\int_new:N \l__regex_balance_int
-\tl_new:N \l__regex_cs_name_tl
-\int_const:Nn \c__regex_ascii_min_int { 0 }
-\int_const:Nn \c__regex_ascii_max_control_int { 31 }
-\int_const:Nn \c__regex_ascii_max_int { 127 }
-\int_const:Nn \c__regex_ascii_lower_int { `a - `A }
-\cs_new_protected:Npn \__regex_break_true:w
- #1 \__regex_break_point:TF #2 #3 {#2}
-\cs_new_protected:Npn \__regex_break_point:TF #1 #2 { #2 }
-\cs_new_protected:Npn \__regex_item_reverse:n #1
- {
- #1
- \__regex_break_point:TF { } \__regex_break_true:w
- }
-\cs_new_protected:Npn \__regex_item_caseful_equal:n #1
- {
- \if_int_compare:w #1 = \l__regex_current_char_int
- \exp_after:wN \__regex_break_true:w
- \fi:
- }
-\cs_new_protected:Npn \__regex_item_caseful_range:nn #1 #2
- {
- \reverse_if:N \if_int_compare:w #1 > \l__regex_current_char_int
- \reverse_if:N \if_int_compare:w #2 < \l__regex_current_char_int
- \exp_after:wN \exp_after:wN \exp_after:wN \__regex_break_true:w
- \fi:
- \fi:
- }
-\cs_new_protected:Npn \__regex_item_caseless_equal:n #1
- {
- \if_int_compare:w #1 = \l__regex_current_char_int
- \exp_after:wN \__regex_break_true:w
- \fi:
- \if_int_compare:w \l__regex_case_changed_char_int = \c_max_int
- \__regex_compute_case_changed_char:
- \fi:
- \if_int_compare:w #1 = \l__regex_case_changed_char_int
- \exp_after:wN \__regex_break_true:w
- \fi:
- }
-\cs_new_protected:Npn \__regex_item_caseless_range:nn #1 #2
- {
- \reverse_if:N \if_int_compare:w #1 > \l__regex_current_char_int
- \reverse_if:N \if_int_compare:w #2 < \l__regex_current_char_int
- \exp_after:wN \exp_after:wN \exp_after:wN \__regex_break_true:w
- \fi:
- \fi:
- \if_int_compare:w \l__regex_case_changed_char_int = \c_max_int
- \__regex_compute_case_changed_char:
- \fi:
- \reverse_if:N \if_int_compare:w #1 > \l__regex_case_changed_char_int
- \reverse_if:N \if_int_compare:w #2 < \l__regex_case_changed_char_int
- \exp_after:wN \exp_after:wN \exp_after:wN \__regex_break_true:w
- \fi:
- \fi:
- }
-\cs_new_protected:Npn \__regex_compute_case_changed_char:
- {
- \int_set_eq:NN \l__regex_case_changed_char_int \l__regex_current_char_int
- \if_int_compare:w \l__regex_current_char_int > `Z \exp_stop_f:
- \if_int_compare:w \l__regex_current_char_int > `z \exp_stop_f: \else:
- \if_int_compare:w \l__regex_current_char_int < `a \exp_stop_f: \else:
- \int_sub:Nn \l__regex_case_changed_char_int { \c__regex_ascii_lower_int }
- \fi:
- \fi:
- \else:
- \if_int_compare:w \l__regex_current_char_int < `A \exp_stop_f: \else:
- \int_add:Nn \l__regex_case_changed_char_int { \c__regex_ascii_lower_int }
- \fi:
- \fi:
- }
-\cs_new_eq:NN \__regex_item_equal:n ?
-\cs_new_eq:NN \__regex_item_range:nn ?
-\cs_new_protected:Npn \__regex_item_catcode:
- {
- "
- \if_case:w \l__regex_current_catcode_int
- 1 \or: 4 \or: 10 \or: 40
- \or: 100 \or: \or: 1000 \or: 4000
- \or: 10000 \or: \or: 100000 \or: 400000
- \or: 1000000 \or: 4000000 \else: 1*0
- \fi:
- }
-\cs_new_protected:Npn \__regex_item_catcode:nT #1
- {
- \if_int_odd:w \__int_eval:w #1 / \__regex_item_catcode: \__int_eval_end:
- \exp_after:wN \use:n
- \else:
- \exp_after:wN \use_none:n
- \fi:
- }
-\cs_new_protected:Npn \__regex_item_catcode_reverse:nT #1#2
- { \__regex_item_catcode:nT {#1} { \__regex_item_reverse:n {#2} } }
-\cs_new_protected:Npn \__regex_item_exact:nn #1#2
- {
- \if_int_compare:w #1 = \l__regex_current_catcode_int
- \if_int_compare:w #2 = \l__regex_current_char_int
- \exp_after:wN \exp_after:wN \exp_after:wN \__regex_break_true:w
- \fi:
- \fi:
- }
-\cs_new_protected:Npn \__regex_item_exact_cs:n #1
- {
- \int_compare:nNnTF \l__regex_current_catcode_int = 0
- {
- \tl_set:Nx \l__regex_internal_a_tl
- { \scan_stop: \__regex_current_cs_to_str: \scan_stop: }
- \tl_if_in:noTF { \scan_stop: #1 \scan_stop: } \l__regex_internal_a_tl
- { \__regex_break_true:w } { }
- }
- { }
- }
-\cs_new_protected:Npn \__regex_item_cs:n #1
- {
- \int_compare:nNnT \l__regex_current_catcode_int = 0
- {
- \group_begin:
- \tl_set:Nx \l__regex_cs_name_tl { \__regex_current_cs_to_str: }
- \__regex_single_match:
- \__regex_disable_submatches:
- \__regex_build_for_cs:n {#1}
- \bool_set_eq:NN \l__regex_saved_success_bool \g__regex_success_bool
- \exp_args:NV \__regex_match:n \l__regex_cs_name_tl
- \if_meaning:w \c_true_bool \g__regex_success_bool
- \group_insert_after:N \__regex_break_true:w
- \fi:
- \bool_gset_eq:NN \g__regex_success_bool \l__regex_saved_success_bool
- \group_end:
- }
- }
-\cs_new_protected:Npn \__regex_prop_d:
- { \__regex_item_caseful_range:nn { `0 } { `9 } }
-\cs_new_protected:Npn \__regex_prop_h:
- {
- \__regex_item_caseful_equal:n { `\ }
- \__regex_item_caseful_equal:n { `\^^I }
- }
-\cs_new_protected:Npn \__regex_prop_s:
- {
- \__regex_item_caseful_equal:n { `\ }
- \__regex_item_caseful_equal:n { `\^^I }
- \__regex_item_caseful_equal:n { `\^^J }
- \__regex_item_caseful_equal:n { `\^^L }
- \__regex_item_caseful_equal:n { `\^^M }
- }
-\cs_new_protected:Npn \__regex_prop_v:
- { \__regex_item_caseful_range:nn { `\^^J } { `\^^M } } % lf, vtab, ff, cr
-\cs_new_protected:Npn \__regex_prop_w:
- {
- \__regex_item_caseful_range:nn { `a } { `z }
- \__regex_item_caseful_range:nn { `A } { `Z }
- \__regex_item_caseful_range:nn { `0 } { `9 }
- \__regex_item_caseful_equal:n { `_ }
- }
-\cs_new_protected:Npn \__regex_prop_N:
- {
- \__regex_item_reverse:n
- { \__regex_item_caseful_equal:n { `\^^J } }
- }
-\cs_new_protected:Npn \__regex_posix_alnum:
- { \__regex_posix_alpha: \__regex_posix_digit: }
-\cs_new_protected:Npn \__regex_posix_alpha:
- { \__regex_posix_lower: \__regex_posix_upper: }
-\cs_new_protected:Npn \__regex_posix_ascii:
- {
- \__regex_item_caseful_range:nn
- \c__regex_ascii_min_int
- \c__regex_ascii_max_int
- }
-\cs_new_eq:NN \__regex_posix_blank: \__regex_prop_h:
-\cs_new_protected:Npn \__regex_posix_cntrl:
- {
- \__regex_item_caseful_range:nn
- \c__regex_ascii_min_int
- \c__regex_ascii_max_control_int
- \__regex_item_caseful_equal:n \c__regex_ascii_max_int
- }
-\cs_new_eq:NN \__regex_posix_digit: \__regex_prop_d:
-\cs_new_protected:Npn \__regex_posix_graph:
- { \__regex_item_caseful_range:nn { `! } { `\~ } }
-\cs_new_protected:Npn \__regex_posix_lower:
- { \__regex_item_caseful_range:nn { `a } { `z } }
-\cs_new_protected:Npn \__regex_posix_print:
- { \__regex_item_caseful_range:nn { `\ } { `\~ } }
-\cs_new_protected:Npn \__regex_posix_punct:
- {
- \__regex_item_caseful_range:nn { `! } { `/ }
- \__regex_item_caseful_range:nn { `: } { `@ }
- \__regex_item_caseful_range:nn { `[ } { `` }
- \__regex_item_caseful_range:nn { `\{ } { `\~ }
- }
-\cs_new_protected:Npn \__regex_posix_space:
- {
- \__regex_item_caseful_equal:n { `\ }
- \__regex_item_caseful_range:nn { `\^^I } { `\^^M }
- }
-\cs_new_protected:Npn \__regex_posix_upper:
- { \__regex_item_caseful_range:nn { `A } { `Z } }
-\cs_new_eq:NN \__regex_posix_word: \__regex_prop_w:
-\cs_new_protected:Npn \__regex_posix_xdigit:
- {
- \__regex_posix_digit:
- \__regex_item_caseful_range:nn { `A } { `F }
- \__regex_item_caseful_range:nn { `a } { `f }
- }
-\cs_new_protected:Npn \__regex_escape_use:nnnn #1#2#3#4
- {
- \trace_push:nnn { regex } { 1 } { __regex_escape_use:nnnn }
- \__tl_build:Nw \l__regex_internal_a_tl
- \cs_set:Npn \__regex_escape_unescaped:N ##1 { #1 }
- \cs_set:Npn \__regex_escape_escaped:N ##1 { #2 }
- \cs_set:Npn \__regex_escape_raw:N ##1 { #3 }
- \__regex_standard_escapechar:
- \tl_gset:Nx \g__regex_internal_tl { \__str_to_other_fast:n {#4} }
- \tl_set:Nx \l__regex_internal_b_tl
- {
- \exp_after:wN \__regex_escape_loop:N \g__regex_internal_tl
- { break } \__prg_break_point:
- }
- \__tl_build_one:o \l__regex_internal_b_tl
- \__tl_build_end:
- \trace_pop:nnn { regex } { 1 } { __regex_escape_use:nnnn }
- \l__regex_internal_a_tl
- }
-\cs_new:Npn \__regex_escape_loop:N #1
- {
- \cs_if_exist_use:cF { __regex_escape_\token_to_str:N #1:w }
- { \__regex_escape_unescaped:N #1 }
- \__regex_escape_loop:N
- }
-\cs_new:cpn { __regex_escape_ \c_backslash_str :w }
- \__regex_escape_loop:N #1
- {
- \cs_if_exist_use:cF { __regex_escape_/\token_to_str:N #1:w }
- { \__regex_escape_escaped:N #1 }
- \__regex_escape_loop:N
- }
-\cs_new_eq:NN \__regex_escape_unescaped:N ?
-\cs_new_eq:NN \__regex_escape_escaped:N ?
-\cs_new_eq:NN \__regex_escape_raw:N ?
-\cs_new_eq:NN \__regex_escape_break:w \__prg_break:
-\cs_new:cpn { __regex_escape_/break:w }
- {
- \if_false: { \fi: }
- \__msg_kernel_error:nn { regex } { trailing-backslash }
- \exp_after:wN \use_none:n \exp_after:wN { \if_false: } \fi:
- }
-\cs_new:cpn { __regex_escape_~:w } { }
-\cs_new:cpx { __regex_escape_/a:w }
- { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^G }
-\cs_new:cpx { __regex_escape_/t:w }
- { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^I }
-\cs_new:cpx { __regex_escape_/n:w }
- { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^J }
-\cs_new:cpx { __regex_escape_/f:w }
- { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^L }
-\cs_new:cpx { __regex_escape_/r:w }
- { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^M }
-\cs_new:cpx { __regex_escape_/e:w }
- { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^[ }
-\cs_new:cpn { __regex_escape_/x:w } \__regex_escape_loop:N
- {
- \exp_after:wN \__regex_escape_x_end:w
- \__int_value:w "0 \__regex_escape_x_test:N
- }
-\cs_new:Npn \__regex_escape_x_end:w #1 ;
- {
- \int_compare:nNnTF {#1} > \c_max_char_int
- {
- \if_false: { \fi: }
- \__tl_build_one:o \l__regex_internal_b_tl
- \__msg_kernel_error:nnx { regex } { x-overflow } {#1}
- \tl_set:Nx \l__regex_internal_b_tl
- { \if_false: } \fi:
- }
- {
- \exp_last_unbraced:Nf \__regex_escape_raw:N
- { \char_generate:nn {#1} { 12 } }
- }
- }
-\cs_new:Npn \__regex_escape_x_test:N #1
- {
- \str_if_eq_x:nnTF {#1} { break } { ; }
- {
- \if_charcode:w \c_space_token #1
- \exp_after:wN \__regex_escape_x_test:N
- \else:
- \exp_after:wN \__regex_escape_x_testii:N
- \exp_after:wN #1
- \fi:
- }
- }
-\cs_new:Npn \__regex_escape_x_testii:N #1
- {
- \if_charcode:w \c_left_brace_str #1
- \exp_after:wN \__regex_escape_x_loop:N
- \else:
- \__regex_hexadecimal_use:NTF #1
- { \exp_after:wN \__regex_escape_x:N }
- { ; \exp_after:wN \__regex_escape_loop:N \exp_after:wN #1 }
- \fi:
- }
-\cs_new:Npn \__regex_escape_x:N #1
- {
- \str_if_eq_x:nnTF {#1} { break } { ; }
- {
- \__regex_hexadecimal_use:NTF #1
- { ; \__regex_escape_loop:N }
- { ; \__regex_escape_loop:N #1 }
- }
- }
-\cs_new:Npn \__regex_escape_x_loop:N #1
- {
- \str_if_eq_x:nnTF {#1} { break }
- { ; \__regex_escape_x_loop_error:n { } {#1} }
- {
- \__regex_hexadecimal_use:NTF #1
- { \__regex_escape_x_loop:N }
- {
- \token_if_eq_charcode:NNTF \c_space_token #1
- { \__regex_escape_x_loop:N }
- {
- ;
- \exp_after:wN
- \token_if_eq_charcode:NNTF \c_right_brace_str #1
- { \__regex_escape_loop:N }
- { \__regex_escape_x_loop_error:n {#1} }
- }
- }
- }
- }
-\cs_new:Npn \__regex_escape_x_loop_error:n #1
- {
- \if_false: { \fi: }
- \__tl_build_one:o \l__regex_internal_b_tl
- \__msg_kernel_error:nnx { regex } { x-missing-rbrace } {#1}
- \tl_set:Nx \l__regex_internal_b_tl
- { \if_false: } \fi: \__regex_escape_loop:N #1
- }
-\prg_new_conditional:Npnn \__regex_hexadecimal_use:N #1 { TF }
- {
- \if_int_compare:w 1 < "1 \token_to_str:N #1 \exp_stop_f:
- #1 \prg_return_true:
- \else:
- \if_case:w \__int_eval:w
- \exp_after:wN ` \token_to_str:N #1 - `a
- \__int_eval_end:
- A
- \or: B
- \or: C
- \or: D
- \or: E
- \or: F
- \else:
- \prg_return_false:
- \exp_after:wN \use_none:n
- \fi:
- \prg_return_true:
- \fi:
- }
-\prg_new_conditional:Npnn \__regex_char_if_special:N #1 { TF }
- {
- \if_int_compare:w `#1 > `Z \exp_stop_f:
- \if_int_compare:w `#1 > `z \exp_stop_f:
- \if_int_compare:w `#1 < \c__regex_ascii_max_int
- \prg_return_true: \else: \prg_return_false: \fi:
- \else:
- \if_int_compare:w `#1 < `a \exp_stop_f:
- \prg_return_true: \else: \prg_return_false: \fi:
- \fi:
- \else:
- \if_int_compare:w `#1 > `9 \exp_stop_f:
- \if_int_compare:w `#1 < `A \exp_stop_f:
- \prg_return_true: \else: \prg_return_false: \fi:
- \else:
- \if_int_compare:w `#1 < `0 \exp_stop_f:
- \if_int_compare:w `#1 < `\ \exp_stop_f:
- \prg_return_false: \else: \prg_return_true: \fi:
- \else: \prg_return_false: \fi:
- \fi:
- \fi:
- }
-\prg_new_conditional:Npnn \__regex_char_if_alphanumeric:N #1 { TF }
- {
- \if_int_compare:w `#1 > `Z \exp_stop_f:
- \if_int_compare:w `#1 > `z \exp_stop_f:
- \prg_return_false:
- \else:
- \if_int_compare:w `#1 < `a \exp_stop_f:
- \prg_return_false: \else: \prg_return_true: \fi:
- \fi:
- \else:
- \if_int_compare:w `#1 > `9 \exp_stop_f:
- \if_int_compare:w `#1 < `A \exp_stop_f:
- \prg_return_false: \else: \prg_return_true: \fi:
- \else:
- \if_int_compare:w `#1 < `0 \exp_stop_f:
- \prg_return_false: \else: \prg_return_true: \fi:
- \fi:
- \fi:
- }
-\int_new:N \l__regex_group_level_int
-\int_new:N \l__regex_mode_int
-\int_const:Nn \c__regex_cs_in_class_mode_int { -6 }
-\int_const:Nn \c__regex_cs_mode_int { -2 }
-\int_const:Nn \c__regex_outer_mode_int { 0 }
-\int_const:Nn \c__regex_catcode_mode_int { 2 }
-\int_const:Nn \c__regex_class_mode_int { 3 }
-\int_const:Nn \c__regex_catcode_in_class_mode_int { 6 }
-\int_new:N \l__regex_catcodes_int
-\int_new:N \l__regex_default_catcodes_int
-\bool_new:N \l__regex_catcodes_bool
-\int_const:Nn \c__regex_catcode_C_int { "1 }
-\int_const:Nn \c__regex_catcode_B_int { "4 }
-\int_const:Nn \c__regex_catcode_E_int { "10 }
-\int_const:Nn \c__regex_catcode_M_int { "40 }
-\int_const:Nn \c__regex_catcode_T_int { "100 }
-\int_const:Nn \c__regex_catcode_P_int { "1000 }
-\int_const:Nn \c__regex_catcode_U_int { "4000 }
-\int_const:Nn \c__regex_catcode_D_int { "10000 }
-\int_const:Nn \c__regex_catcode_S_int { "100000 }
-\int_const:Nn \c__regex_catcode_L_int { "400000 }
-\int_const:Nn \c__regex_catcode_O_int { "1000000 }
-\int_const:Nn \c__regex_catcode_A_int { "4000000 }
-\int_const:Nn \c__regex_all_catcodes_int { "5515155 }
-\cs_new_eq:NN \l__regex_internal_regex \c__regex_no_match_regex
-\seq_new:N \l__regex_show_prefix_seq
-\int_new:N \l__regex_show_lines_int
-\cs_new_protected:Npn \__regex_get_digits:NTFw #1#2#3#4#5
- {
- \__regex_if_raw_digit:NNTF #4 #5
- { #1 = #5 \__regex_get_digits_loop:nw {#2} }
- { #3 #4 #5 }
- }
-\cs_new:Npn \__regex_get_digits_loop:nw #1#2#3
- {
- \__regex_if_raw_digit:NNTF #2 #3
- { #3 \__regex_get_digits_loop:nw {#1} }
- { \scan_stop: #1 #2 #3 }
- }
-\prg_new_conditional:Npnn \__regex_if_raw_digit:NN #1#2 { TF }
- {
- \if_meaning:w \__regex_compile_raw:N #1
- \if_int_compare:w 1 < 1 #2 \exp_stop_f:
- \prg_return_true:
- \else:
- \prg_return_false:
- \fi:
- \else:
- \prg_return_false:
- \fi:
- }
-\cs_new:Npn \__regex_if_in_class:TF
- {
- \if_int_odd:w \l__regex_mode_int
- \exp_after:wN \use_i:nn
- \else:
- \exp_after:wN \use_ii:nn
- \fi:
- }
-\cs_new:Npn \__regex_if_in_cs:TF
- {
- \if_int_odd:w \l__regex_mode_int
- \exp_after:wN \use_ii:nn
- \else:
- \if_int_compare:w \l__regex_mode_int < \c__regex_outer_mode_int
- \exp_after:wN \exp_after:wN \exp_after:wN \use_i:nn
- \else:
- \exp_after:wN \exp_after:wN \exp_after:wN \use_ii:nn
- \fi:
- \fi:
- }
-\cs_new:Npn \__regex_if_in_class_or_catcode:TF
- {
- \if_int_odd:w \l__regex_mode_int
- \exp_after:wN \use_i:nn
- \else:
- \if_int_compare:w \l__regex_mode_int > \c__regex_outer_mode_int
- \exp_after:wN \exp_after:wN \exp_after:wN \use_i:nn
- \else:
- \exp_after:wN \exp_after:wN \exp_after:wN \use_ii:nn
- \fi:
- \fi:
- }
-\cs_new:Npn \__regex_if_within_catcode:TF
- {
- \if_int_compare:w \l__regex_mode_int > \c__regex_outer_mode_int
- \exp_after:wN \use_i:nn
- \else:
- \exp_after:wN \use_ii:nn
- \fi:
- }
-\cs_new_protected:Npn \__regex_chk_c_allowed:T
- {
- \if_int_compare:w \l__regex_mode_int = \c__regex_outer_mode_int
- \exp_after:wN \use:n
- \else:
- \if_int_compare:w \l__regex_mode_int = \c__regex_class_mode_int
- \exp_after:wN \exp_after:wN \exp_after:wN \use:n
- \else:
- \__msg_kernel_error:nn { regex } { c-bad-mode }
- \exp_after:wN \exp_after:wN \exp_after:wN \use_none:n
- \fi:
- \fi:
- }
-\cs_new_protected:Npn \__regex_mode_quit_c:
- {
- \if_int_compare:w \l__regex_mode_int = \c__regex_catcode_mode_int
- \int_set_eq:NN \l__regex_mode_int \c__regex_outer_mode_int
- \else:
- \if_int_compare:w \l__regex_mode_int = \c__regex_catcode_in_class_mode_int
- \int_set_eq:NN \l__regex_mode_int \c__regex_class_mode_int
- \fi:
- \fi:
- }
-\cs_new_protected:Npn \__regex_compile:w
- {
- \__tl_build_x:Nw \l__regex_internal_regex
- \int_zero:N \l__regex_group_level_int
- \int_set_eq:NN \l__regex_default_catcodes_int \c__regex_all_catcodes_int
- \int_set_eq:NN \l__regex_catcodes_int \l__regex_default_catcodes_int
- \cs_set:Npn \__regex_item_equal:n { \__regex_item_caseful_equal:n }
- \cs_set:Npn \__regex_item_range:nn { \__regex_item_caseful_range:nn }
- \__tl_build_one:n { \__regex_branch:n { \if_false: } \fi: }
- }
-\cs_new_protected:Npn \__regex_compile_end:
- {
- \__regex_if_in_class:TF
- {
- \__msg_kernel_error:nn { regex } { missing-rbrack }
- \use:c { __regex_compile_]: }
- \prg_do_nothing: \prg_do_nothing:
- }
- { }
- \if_int_compare:w \l__regex_group_level_int > 0 \exp_stop_f:
- \__msg_kernel_error:nnx { regex } { missing-rparen }
- { \int_use:N \l__regex_group_level_int }
- \prg_replicate:nn
- { \l__regex_group_level_int }
- {
- \__tl_build_one:n
- {
- \if_false: { \fi: }
- \if_false: { \fi: } { 1 } { 0 } \c_true_bool
- }
- \__tl_build_end:
- \__tl_build_one:o \l__regex_internal_regex
- }
- \fi:
- \__tl_build_one:n { \if_false: { \fi: } }
- \__tl_build_end:
- }
-\cs_new_protected:Npn \__regex_compile:n #1
- {
- \__regex_compile:w
- \__regex_standard_escapechar:
- \int_set_eq:NN \l__regex_mode_int \c__regex_outer_mode_int
- \__regex_escape_use:nnnn
- {
- \__regex_char_if_special:NTF ##1
- \__regex_compile_special:N \__regex_compile_raw:N ##1
- }
- {
- \__regex_char_if_alphanumeric:NTF ##1
- \__regex_compile_escaped:N \__regex_compile_raw:N ##1
- }
- { \__regex_compile_raw:N ##1 }
- { #1 }
- \prg_do_nothing: \prg_do_nothing:
- \prg_do_nothing: \prg_do_nothing:
- \int_compare:nNnT \l__regex_mode_int = \c__regex_catcode_mode_int
- { \__msg_kernel_error:nn { regex } { c-trailing } }
- \int_compare:nNnT \l__regex_mode_int < \c__regex_outer_mode_int
- {
- \__msg_kernel_error:nn { regex } { c-missing-rbrace }
- \__regex_compile_end_cs:
- \prg_do_nothing: \prg_do_nothing:
- \prg_do_nothing: \prg_do_nothing:
- }
- \__regex_compile_end:
- }
-\cs_new_protected:Npn \__regex_compile_special:N #1
- {
- \cs_if_exist_use:cF { __regex_compile_#1: }
- { \__regex_compile_raw:N #1 }
- }
-\cs_new_protected:Npn \__regex_compile_escaped:N #1
- {
- \cs_if_exist_use:cF { __regex_compile_/#1: }
- { \__regex_compile_raw:N #1 }
- }
-\cs_new_protected:Npn \__regex_compile_one:x #1
- {
- \__regex_mode_quit_c:
- \__regex_if_in_class:TF { }
- {
- \__tl_build_one:n
- { \__regex_class:NnnnN \c_true_bool { \if_false: } \fi: }
- }
- \__tl_build_one:x
- {
- \if_int_compare:w \l__regex_catcodes_int < \c__regex_all_catcodes_int
- \__regex_item_catcode:nT { \int_use:N \l__regex_catcodes_int }
- { \exp_not:N \exp_not:n {#1} }
- \else:
- \exp_not:N \exp_not:n {#1}
- \fi:
- }
- \int_set_eq:NN \l__regex_catcodes_int \l__regex_default_catcodes_int
- \__regex_if_in_class:TF { } { \__regex_compile_quantifier:w }
- }
-\cs_new_protected:Npn \__regex_compile_abort_tokens:n #1
- {
- \use:x
- {
- \exp_args:No \tl_map_function:nN { \tl_to_str:n {#1} }
- \__regex_compile_raw:N
- }
- }
-\cs_generate_variant:Nn \__regex_compile_abort_tokens:n { x }
-\cs_new_protected:Npn \__regex_compile_quantifier:w #1#2
- {
- \token_if_eq_meaning:NNTF #1 \__regex_compile_special:N
- {
- \cs_if_exist_use:cF { __regex_compile_quantifier_#2:w }
- { \__regex_compile_quantifier_none: #1 #2 }
- }
- { \__regex_compile_quantifier_none: #1 #2 }
- }
-\cs_new_protected:Npn \__regex_compile_quantifier_none:
- { \__tl_build_one:n { \if_false: { \fi: } { 1 } { 0 } \c_false_bool } }
-\cs_new_protected:Npn \__regex_compile_quantifier_abort:xNN #1#2#3
- {
- \__regex_compile_quantifier_none:
- \__msg_kernel_warning:nnxx { regex } { invalid-quantifier } {#1} {#3}
- \__regex_compile_abort_tokens:x {#1}
- #2 #3
- }
-\cs_new_protected:Npn \__regex_compile_quantifier_lazyness:nnNN #1#2#3#4
- {
- \str_if_eq:nnTF { #3 #4 } { \__regex_compile_special:N ? }
- { \__tl_build_one:n { \if_false: { \fi: } { #1 } { #2 } \c_true_bool } }
- {
- \__tl_build_one:n { \if_false: { \fi: } { #1 } { #2 } \c_false_bool }
- #3 #4
- }
- }
-\cs_new_protected:cpn { __regex_compile_quantifier_?:w }
- { \__regex_compile_quantifier_lazyness:nnNN { 0 } { 1 } }
-\cs_new_protected:cpn { __regex_compile_quantifier_*:w }
- { \__regex_compile_quantifier_lazyness:nnNN { 0 } { -1 } }
-\cs_new_protected:cpn { __regex_compile_quantifier_+:w }
- { \__regex_compile_quantifier_lazyness:nnNN { 1 } { -1 } }
-\cs_new_protected:cpn { __regex_compile_quantifier_ \c_left_brace_str :w }
- {
- \__regex_get_digits:NTFw \l__regex_internal_a_int
- { \__regex_compile_quantifier_braced_auxi:w }
- { \__regex_compile_quantifier_abort:xNN { \c_left_brace_str } }
- }
-\cs_new_protected:Npn \__regex_compile_quantifier_braced_auxi:w #1#2
- {
- \str_case_x:nnF { #1 #2 }
- {
- { \__regex_compile_special:N \c_right_brace_str }
- {
- \exp_args:No \__regex_compile_quantifier_lazyness:nnNN
- { \int_use:N \l__regex_internal_a_int } { 0 }
- }
- { \__regex_compile_special:N , }
- {
- \__regex_get_digits:NTFw \l__regex_internal_b_int
- { \__regex_compile_quantifier_braced_auxiii:w }
- { \__regex_compile_quantifier_braced_auxii:w }
- }
- }
- {
- \__regex_compile_quantifier_abort:xNN
- { \c_left_brace_str \int_use:N \l__regex_internal_a_int }
- #1 #2
- }
- }
-\cs_new_protected:Npn \__regex_compile_quantifier_braced_auxii:w #1#2
- {
- \str_if_eq_x:nnTF
- { #1 #2 } { \__regex_compile_special:N \c_right_brace_str }
- {
- \exp_args:No \__regex_compile_quantifier_lazyness:nnNN
- { \int_use:N \l__regex_internal_a_int } { -1 }
- }
- {
- \__regex_compile_quantifier_abort:xNN
- { \c_left_brace_str \int_use:N \l__regex_internal_a_int , }
- #1 #2
- }
- }
-\cs_new_protected:Npn \__regex_compile_quantifier_braced_auxiii:w #1#2
- {
- \str_if_eq_x:nnTF
- { #1 #2 } { \__regex_compile_special:N \c_right_brace_str }
- {
- \if_int_compare:w \l__regex_internal_a_int > \l__regex_internal_b_int
- \__msg_kernel_error:nnxx { regex } { backwards-quantifier }
- { \int_use:N \l__regex_internal_a_int }
- { \int_use:N \l__regex_internal_b_int }
- \int_zero:N \l__regex_internal_b_int
- \else:
- \int_sub:Nn \l__regex_internal_b_int \l__regex_internal_a_int
- \fi:
- \exp_args:Noo \__regex_compile_quantifier_lazyness:nnNN
- { \int_use:N \l__regex_internal_a_int }
- { \int_use:N \l__regex_internal_b_int }
- }
- {
- \__regex_compile_quantifier_abort:xNN
- {
- \c_left_brace_str
- \int_use:N \l__regex_internal_a_int ,
- \int_use:N \l__regex_internal_b_int
- }
- #1 #2
- }
- }
-\cs_new_protected:Npn \__regex_compile_raw_error:N #1
- {
- \__msg_kernel_error:nnx { regex } { bad-escape } {#1}
- \__regex_compile_raw:N #1
- }
-\cs_new_protected:Npn \__regex_compile_raw:N #1#2#3
- {
- \__regex_if_in_class:TF
- {
- \str_if_eq:nnTF {#2#3} { \__regex_compile_special:N - }
- { \__regex_compile_range:Nw #1 }
- {
- \__regex_compile_one:x
- { \__regex_item_equal:n { \__int_value:w `#1 ~ } }
- #2 #3
- }
- }
- {
- \__regex_compile_one:x
- { \__regex_item_equal:n { \__int_value:w `#1 ~ } }
- #2 #3
- }
- }
-\prg_new_protected_conditional:Npnn \__regex_if_end_range:NN #1#2 { TF }
- {
- \if_meaning:w \__regex_compile_raw:N #1
- \prg_return_true:
- \else:
- \if_meaning:w \__regex_compile_special:N #1
- \if_charcode:w ] #2
- \prg_return_false:
- \else:
- \prg_return_true:
- \fi:
- \else:
- \prg_return_false:
- \fi:
- \fi:
- }
-\cs_new_protected:Npn \__regex_compile_range:Nw #1#2#3
- {
- \__regex_if_end_range:NNTF #2 #3
- {
- \if_int_compare:w `#1 > `#3 \exp_stop_f:
- \__msg_kernel_error:nnxx { regex } { range-backwards } {#1} {#3}
- \else:
- \__tl_build_one:x
- {
- \if_int_compare:w `#1 = `#3 \exp_stop_f:
- \__regex_item_equal:n
- \else:
- \__regex_item_range:nn { \__int_value:w `#1 ~ }
- \fi:
- { \__int_value:w `#3 ~ }
- }
- \fi:
- }
- {
- \__msg_kernel_warning:nnxx { regex } { range-missing-end }
- {#1} { \c_backslash_str #3 }
- \__tl_build_one:x
- {
- \__regex_item_equal:n { \__int_value:w `#1 ~ }
- \__regex_item_equal:n { \__int_value:w `- ~ }
- }
- #2#3
- }
- }
-\cs_new_protected:cpx { __regex_compile_.: }
- {
- \exp_not:N \__regex_if_in_class:TF
- { \__regex_compile_raw:N . }
- { \__regex_compile_one:x \exp_not:c { __regex_prop_.: } }
- }
-\cs_new_protected:cpn { __regex_prop_.: }
- {
- \if_int_compare:w \l__regex_current_char_int > - 2 \exp_stop_f:
- \exp_after:wN \__regex_break_true:w
- \fi:
- }
-\cs_set_protected:Npn \__regex_tmp:w #1#2
- {
- \cs_new_protected:cpx { __regex_compile_/#1: }
- { \__regex_compile_one:x \exp_not:c { __regex_prop_#1: } }
- \cs_new_protected:cpx { __regex_compile_/#2: }
- {
- \__regex_compile_one:x
- { \__regex_item_reverse:n \exp_not:c { __regex_prop_#1: } }
- }
- }
-\__regex_tmp:w d D
-\__regex_tmp:w h H
-\__regex_tmp:w s S
-\__regex_tmp:w v V
-\__regex_tmp:w w W
-\cs_new_protected:cpn { __regex_compile_/N: }
- { \__regex_compile_one:x \__regex_prop_N: }
-\cs_new_protected:Npn \__regex_compile_anchor:NF #1#2
- {
- \__regex_if_in_class_or_catcode:TF {#2}
- {
- \__tl_build_one:n
- { \__regex_assertion:Nn \c_true_bool { \__regex_anchor:N #1 } }
- }
- }
-\cs_set_protected:Npn \__regex_tmp:w #1#2
- {
- \cs_new_protected:cpn { __regex_compile_/#1: }
- { \__regex_compile_anchor:NF #2 { \__regex_compile_raw_error:N #1 } }
- }
-\__regex_tmp:w A \l__regex_min_pos_int
-\__regex_tmp:w G \l__regex_start_pos_int
-\__regex_tmp:w Z \l__regex_max_pos_int
-\__regex_tmp:w z \l__regex_max_pos_int
-\cs_set_protected:Npn \__regex_tmp:w #1#2
- {
- \cs_new_protected:cpn { __regex_compile_#1: }
- { \__regex_compile_anchor:NF #2 { \__regex_compile_raw:N #1 } }
- }
-\exp_args:Nx \__regex_tmp:w { \iow_char:N \^ } \l__regex_min_pos_int
-\exp_args:Nx \__regex_tmp:w { \iow_char:N \$ } \l__regex_max_pos_int
-\cs_new_protected:cpn { __regex_compile_/b: }
- {
- \__regex_if_in_class_or_catcode:TF
- { \__regex_compile_raw_error:N b }
- {
- \__tl_build_one:n
- { \__regex_assertion:Nn \c_true_bool { \__regex_b_test: } }
- }
- }
-\cs_new_protected:cpn { __regex_compile_/B: }
- {
- \__regex_if_in_class_or_catcode:TF
- { \__regex_compile_raw_error:N B }
- {
- \__tl_build_one:n
- { \__regex_assertion:Nn \c_false_bool { \__regex_b_test: } }
- }
- }
-\cs_new_protected:cpn { __regex_compile_]: }
- {
- \__regex_if_in_class:TF
- {
- \if_int_compare:w \l__regex_mode_int > \c__regex_catcode_in_class_mode_int
- \__tl_build_one:n { \if_false: { \fi: } }
- \fi:
- \tex_advance:D \l__regex_mode_int - 15 \exp_stop_f:
- \tex_divide:D \l__regex_mode_int 13 \exp_stop_f:
- \if_int_odd:w \l__regex_mode_int \else:
- \exp_after:wN \__regex_compile_quantifier:w
- \fi:
- }
- { \__regex_compile_raw:N ] }
- }
-\cs_new_protected:cpn { __regex_compile_[: }
- {
- \__regex_if_in_class:TF
- { \__regex_compile_class_posix_test:w }
- {
- \__regex_if_within_catcode:TF
- {
- \exp_after:wN \__regex_compile_class_catcode:w
- \int_use:N \l__regex_catcodes_int ;
- }
- { \__regex_compile_class_normal:w }
- }
- }
-\cs_new_protected:Npn \__regex_compile_class_normal:w
- {
- \__regex_compile_class:TFNN
- { \__regex_class:NnnnN \c_true_bool }
- { \__regex_class:NnnnN \c_false_bool }
- }
-\cs_new_protected:Npn \__regex_compile_class_catcode:w #1;
- {
- \if_int_compare:w \l__regex_mode_int = \c__regex_catcode_mode_int
- \__tl_build_one:n
- { \__regex_class:NnnnN \c_true_bool { \if_false: } \fi: }
- \fi:
- \int_set_eq:NN \l__regex_catcodes_int \l__regex_default_catcodes_int
- \__regex_compile_class:TFNN
- { \__regex_item_catcode:nT {#1} }
- { \__regex_item_catcode_reverse:nT {#1} }
- }
-\cs_new_protected:Npn \__regex_compile_class:TFNN #1#2#3#4
- {
- \l__regex_mode_int = \__int_value:w \l__regex_mode_int 3 \exp_stop_f:
- \str_if_eq:nnTF { #3 #4 } { \__regex_compile_special:N ^ }
- {
- \__tl_build_one:n { #2 { \if_false: } \fi: }
- \__regex_compile_class:NN
- }
- {
- \__tl_build_one:n { #1 { \if_false: } \fi: }
- \__regex_compile_class:NN #3 #4
- }
- }
-\cs_new_protected:Npn \__regex_compile_class:NN #1#2
- {
- \token_if_eq_charcode:NNTF #2 ]
- { \__regex_compile_raw:N #2 }
- { #1 #2 }
- }
-\cs_new_protected:Npn \__regex_compile_class_posix_test:w #1#2
- {
- \token_if_eq_meaning:NNT \__regex_compile_special:N #1
- {
- \str_case:nn { #2 }
- {
- : { \__regex_compile_class_posix:NNNNw }
- = { \__msg_kernel_warning:nnx { regex } { posix-unsupported } { = } }
- . { \__msg_kernel_warning:nnx { regex } { posix-unsupported } { . } }
- }
- }
- \__regex_compile_raw:N [ #1 #2
- }
-\cs_new_protected:Npn \__regex_compile_class_posix:NNNNw #1#2#3#4#5#6
- {
- \str_if_eq:nnTF { #5 #6 } { \__regex_compile_special:N ^ }
- {
- \bool_set_false:N \l__regex_internal_bool
- \tl_set:Nx \l__regex_internal_a_tl { \if_false: } \fi:
- \__regex_compile_class_posix_loop:w
- }
- {
- \bool_set_true:N \l__regex_internal_bool
- \tl_set:Nx \l__regex_internal_a_tl { \if_false: } \fi:
- \__regex_compile_class_posix_loop:w #5 #6
- }
- }
-\cs_new:Npn \__regex_compile_class_posix_loop:w #1#2
- {
- \token_if_eq_meaning:NNTF \__regex_compile_raw:N #1
- { #2 \__regex_compile_class_posix_loop:w }
- { \if_false: { \fi: } \__regex_compile_class_posix_end:w #1 #2 }
- }
-\cs_new_protected:Npn \__regex_compile_class_posix_end:w #1#2#3#4
- {
- \str_if_eq:nnTF { #1 #2 #3 #4 }
- { \__regex_compile_special:N : \__regex_compile_special:N ] }
- {
- \cs_if_exist:cTF { __regex_posix_ \l__regex_internal_a_tl : }
- {
- \__regex_compile_one:x
- {
- \bool_if:NF \l__regex_internal_bool \__regex_item_reverse:n
- \exp_not:c { __regex_posix_ \l__regex_internal_a_tl : }
- }
- }
- {
- \__msg_kernel_warning:nnx { regex } { posix-unknown }
- { \l__regex_internal_a_tl }
- \__regex_compile_abort_tokens:x
- {
- [: \bool_if:NF \l__regex_internal_bool { ^ }
- \l__regex_internal_a_tl :]
- }
- }
- }
- {
- \__msg_kernel_error:nnxx { regex } { posix-missing-close }
- { [: \l__regex_internal_a_tl } { #2 #4 }
- \__regex_compile_abort_tokens:x { [: \l__regex_internal_a_tl }
- #1 #2 #3 #4
- }
- }
-\cs_new_protected:Npn \__regex_compile_group_begin:N #1
- {
- \__tl_build_one:n { #1 { \if_false: } \fi: }
- \__regex_mode_quit_c:
- \__tl_build:Nw \l__regex_internal_regex
- \int_set_eq:NN \l__regex_default_catcodes_int \l__regex_catcodes_int
- \int_incr:N \l__regex_group_level_int
- \__tl_build_one:n { \__regex_branch:n { \if_false: } \fi: }
- }
-\cs_new_protected:Npn \__regex_compile_group_end:
- {
- \if_int_compare:w \l__regex_group_level_int > 0 \exp_stop_f:
- \__tl_build_one:n { \if_false: { \fi: } }
- \__tl_build_end:
- \int_set_eq:NN \l__regex_catcodes_int \l__regex_default_catcodes_int
- \__tl_build_one:o \l__regex_internal_regex
- \exp_after:wN \__regex_compile_quantifier:w
- \else:
- \__msg_kernel_warning:nn { regex } { extra-rparen }
- \exp_after:wN \__regex_compile_raw:N \exp_after:wN )
- \fi:
- }
-\cs_new_protected:cpn { __regex_compile_(: }
- {
- \__regex_if_in_class:TF { \__regex_compile_raw:N ( }
- { \__regex_compile_lparen:w }
- }
-\cs_new_protected:Npn \__regex_compile_lparen:w #1#2#3#4
- {
- \str_if_eq:nnTF { #1 #2 } { \__regex_compile_special:N ? }
- {
- \cs_if_exist_use:cF
- { __regex_compile_special_group_\token_to_str:N #4 :w }
- {
- \__msg_kernel_warning:nnx { regex } { special-group-unknown }
- { (? #4 }
- \__regex_compile_group_begin:N \__regex_group:nnnN
- \__regex_compile_raw:N ? #3 #4
- }
- }
- {
- \__regex_compile_group_begin:N \__regex_group:nnnN
- #1 #2 #3 #4
- }
- }
-\cs_new_protected:cpn { __regex_compile_|: }
- {
- \__regex_if_in_class:TF { \__regex_compile_raw:N | }
- {
- \__tl_build_one:n
- { \if_false: { \fi: } \__regex_branch:n { \if_false: } \fi: }
- }
- }
-\cs_new_protected:cpn { __regex_compile_): }
- {
- \__regex_if_in_class:TF { \__regex_compile_raw:N ) }
- { \__regex_compile_group_end: }
- }
-\cs_new_protected:cpn { __regex_compile_special_group_::w }
- { \__regex_compile_group_begin:N \__regex_group_no_capture:nnnN }
-\cs_new_protected:cpn { __regex_compile_special_group_|:w }
- { \__regex_compile_group_begin:N \__regex_group_resetting:nnnN }
-\cs_new_protected:Npn \__regex_compile_special_group_i:w #1#2
- {
- \str_if_eq:nnTF { #1 #2 } { \__regex_compile_special:N ) }
- {
- \cs_set:Npn \__regex_item_equal:n { \__regex_item_caseless_equal:n }
- \cs_set:Npn \__regex_item_range:nn { \__regex_item_caseless_range:nn }
- }
- {
- \__msg_kernel_warning:nnx { regex } { unknown-option } { (?i #2 }
- \__regex_compile_raw:N (
- \__regex_compile_raw:N ?
- \__regex_compile_raw:N i
- #1 #2
- }
- }
-\cs_new_protected:cpn { __regex_compile_special_group_-:w } #1#2#3#4
- {
- \str_if_eq:nnTF { #1 #2 #3 #4 }
- { \__regex_compile_raw:N i \__regex_compile_special:N ) }
- {
- \cs_set:Npn \__regex_item_equal:n { \__regex_item_caseful_equal:n }
- \cs_set:Npn \__regex_item_range:nn { \__regex_item_caseful_range:nn }
- }
- {
- \__msg_kernel_warning:nnx { regex } { unknown-option } { (?-#2#4 }
- \__regex_compile_raw:N (
- \__regex_compile_raw:N ?
- \__regex_compile_raw:N -
- #1 #2 #3 #4
- }
- }
-\cs_new_protected:cpn { __regex_compile_/c: }
- { \__regex_chk_c_allowed:T { \__regex_compile_c_test:NN } }
-\cs_new_protected:Npn \__regex_compile_c_test:NN #1#2
- {
- \token_if_eq_meaning:NNTF #1 \__regex_compile_raw:N
- {
- \int_if_exist:cTF { c__regex_catcode_#2_int }
- {
- \int_set_eq:Nc \l__regex_catcodes_int { c__regex_catcode_#2_int }
- \l__regex_mode_int
- = \if_case:w \l__regex_mode_int
- \c__regex_catcode_mode_int
- \else:
- \c__regex_catcode_in_class_mode_int
- \fi:
- }
- }
- { \cs_if_exist_use:cF { __regex_compile_c_#2:w } }
- {
- \__msg_kernel_error:nnx { regex } { c-missing-category } {#2}
- #1 #2
- }
- }
-\cs_new_protected:cpn { __regex_compile_c_[:w } #1#2
- {
- \l__regex_mode_int
- = \if_case:w \l__regex_mode_int
- \c__regex_catcode_mode_int
- \else:
- \c__regex_catcode_in_class_mode_int
- \fi:
- \int_zero:N \l__regex_catcodes_int
- \str_if_eq:nnTF { #1 #2 } { \__regex_compile_special:N ^ }
- {
- \bool_set_false:N \l__regex_catcodes_bool
- \__regex_compile_c_lbrack_loop:NN
- }
- {
- \bool_set_true:N \l__regex_catcodes_bool
- \__regex_compile_c_lbrack_loop:NN
- #1 #2
- }
- }
-\cs_new_protected:Npn \__regex_compile_c_lbrack_loop:NN #1#2
- {
- \token_if_eq_meaning:NNTF #1 \__regex_compile_raw:N
- {
- \int_if_exist:cTF { c__regex_catcode_#2_int }
- {
- \exp_args:Nc \__regex_compile_c_lbrack_add:N
- { c__regex_catcode_#2_int }
- \__regex_compile_c_lbrack_loop:NN
- }
- }
- {
- \token_if_eq_charcode:NNTF #2 ]
- { \__regex_compile_c_lbrack_end: }
- }
- {
- \__msg_kernel_error:nnx { regex } { c-missing-rbrack } {#2}
- \__regex_compile_c_lbrack_end:
- #1 #2
- }
- }
-\cs_new_protected:Npn \__regex_compile_c_lbrack_add:N #1
- {
- \if_int_odd:w \__int_eval:w \l__regex_catcodes_int / #1 \__int_eval_end:
- \else:
- \int_add:Nn \l__regex_catcodes_int {#1}
- \fi:
- }
-\cs_new_protected:Npn \__regex_compile_c_lbrack_end:
- {
- \if_meaning:w \c_false_bool \l__regex_catcodes_bool
- \int_set:Nn \l__regex_catcodes_int
- { \c__regex_all_catcodes_int - \l__regex_catcodes_int }
- \fi:
- }
-\cs_new_protected:cpn { __regex_compile_c_ \c_left_brace_str :w }
- {
- \__regex_compile:w
- \__regex_disable_submatches:
- \l__regex_mode_int
- = \if_case:w \l__regex_mode_int
- \c__regex_cs_mode_int
- \else:
- \c__regex_cs_in_class_mode_int
- \fi:
- }
-\flag_new:n { __regex_cs }
-\cs_new_protected:cpn { __regex_compile_ \c_right_brace_str : }
- {
- \__regex_if_in_cs:TF
- { \__regex_compile_end_cs: }
- { \exp_after:wN \__regex_compile_raw:N \c_right_brace_str }
- }
-\cs_new_protected:Npn \__regex_compile_end_cs:
- {
- \__regex_compile_end:
- \flag_clear:n { __regex_cs }
- \tl_set:Nx \l__regex_internal_a_tl
- {
- \exp_after:wN \__regex_compile_cs_aux:Nn \l__regex_internal_regex
- \q_nil \q_nil \q_recursion_stop
- }
- \exp_args:Nx \__regex_compile_one:x
- {
- \flag_if_raised:nTF { __regex_cs }
- { \__regex_item_cs:n { \exp_not:o \l__regex_internal_regex } }
- { \__regex_item_exact_cs:n { \tl_tail:N \l__regex_internal_a_tl } }
- }
- }
-\cs_new:Npn \__regex_compile_cs_aux:Nn #1#2
- {
- \cs_if_eq:NNTF #1 \__regex_branch:n
- {
- \scan_stop:
- \__regex_compile_cs_aux:NNnnnN #2
- \q_nil \q_nil \q_nil \q_nil \q_nil \q_nil \q_recursion_stop
- \__regex_compile_cs_aux:Nn
- }
- {
- \quark_if_nil:NF #1 { \flag_raise:n { __regex_cs } }
- \use_none_delimit_by_q_recursion_stop:w
- }
- }
-\cs_new:Npn \__regex_compile_cs_aux:NNnnnN #1#2#3#4#5#6
- {
- \bool_lazy_all:nTF
- {
- { \cs_if_eq_p:NN #1 \__regex_class:NnnnN }
- {#2}
- { \tl_if_head_eq_meaning_p:nN {#3} \__regex_item_caseful_equal:n }
- { \int_compare_p:nNn { \tl_count:n {#3} } = { 2 } }
- { \int_compare_p:nNn {#5} = { 0 } }
- }
- {
- \prg_replicate:nn {#4}
- { \char_generate:nn { \use_ii:nn #3 } {12} }
- \__regex_compile_cs_aux:NNnnnN
- }
- {
- \quark_if_nil:NF #1
- {
- \flag_raise:n { __regex_cs }
- \use_i_delimit_by_q_recursion_stop:nw
- }
- \use_none_delimit_by_q_recursion_stop:w
- }
- }
-\cs_new_protected:cpn { __regex_compile_/u: } #1#2
- {
- \__regex_if_in_class_or_catcode:TF
- { \__regex_compile_raw_error:N u #1 #2 }
- {
- \str_if_eq_x:nnTF {#1#2} { \__regex_compile_special:N \c_left_brace_str }
- {
- \tl_set:Nx \l__regex_internal_a_tl { \if_false: } \fi:
- \__regex_compile_u_loop:NN
- }
- {
- \__msg_kernel_error:nn { regex } { u-missing-lbrace }
- \__regex_compile_raw:N u #1 #2
- }
- }
- }
-\cs_new:Npn \__regex_compile_u_loop:NN #1#2
- {
- \token_if_eq_meaning:NNTF #1 \__regex_compile_raw:N
- { #2 \__regex_compile_u_loop:NN }
- {
- \token_if_eq_meaning:NNTF #1 \__regex_compile_special:N
- {
- \exp_after:wN \token_if_eq_charcode:NNTF \c_right_brace_str #2
- { \if_false: { \fi: } \__regex_compile_u_end: }
- { #2 \__regex_compile_u_loop:NN }
- }
- {
- \if_false: { \fi: }
- \__msg_kernel_error:nnx { regex } { u-missing-rbrace } {#2}
- \__regex_compile_u_end:
- #1 #2
- }
- }
- }
-\cs_new_protected:Npn \__regex_compile_u_end:
- {
- \tl_set:Nv \l__regex_internal_a_tl { \l__regex_internal_a_tl }
- \if_int_compare:w \l__regex_mode_int = \c__regex_outer_mode_int
- \__regex_compile_u_not_cs:
- \else:
- \__regex_compile_u_in_cs:
- \fi:
- }
-\cs_new_protected:Npn \__regex_compile_u_in_cs:
- {
- \tl_gset:Nx \g__regex_internal_tl
- { \exp_args:No \__str_to_other_fast:n { \l__regex_internal_a_tl } }
- \__tl_build_one:x
- {
- \tl_map_function:NN \g__regex_internal_tl
- \__regex_compile_u_in_cs_aux:n
- }
- }
-\cs_new:Npn \__regex_compile_u_in_cs_aux:n #1
- {
- \__regex_class:NnnnN \c_true_bool
- { \__regex_item_caseful_equal:n { \__int_value:w `#1 } }
- { 1 } { 0 } \c_false_bool
- }
-\cs_new_protected:Npn \__regex_compile_u_not_cs:
- {
- \exp_args:No \__tl_analysis_map_inline:nn { \l__regex_internal_a_tl }
- {
- \__tl_build_one:n
- {
- \__regex_class:NnnnN \c_true_bool
- {
- \if_int_compare:w "##2 = 0 \exp_stop_f:
- \__regex_item_exact_cs:n { \exp_after:wN \cs_to_str:N ##1 }
- \else:
- \__regex_item_exact:nn { \__int_value:w "##2 } { ##3 }
- \fi:
- }
- { 1 } { 0 } \c_false_bool
- }
- }
- }
-\cs_new_protected:cpn { __regex_compile_/K: }
- {
- \int_compare:nNnTF \l__regex_mode_int = \c__regex_outer_mode_int
- { \__tl_build_one:n { \__regex_command_K: } }
- { \__regex_compile_raw_error:N K }
- }
-\cs_new_protected:Npn \__regex_show:Nn #1#2
- {
- \__tl_build:Nw \l__regex_internal_a_tl
- \cs_set_protected:Npn \__regex_branch:n
- {
- \seq_pop_right:NN \l__regex_show_prefix_seq \l__regex_internal_a_tl
- \__regex_show_one:n { +-branch }
- \seq_put_right:No \l__regex_show_prefix_seq \l__regex_internal_a_tl
- \use:n
- }
- \cs_set_protected:Npn \__regex_group:nnnN
- { \__regex_show_group_aux:nnnnN { } }
- \cs_set_protected:Npn \__regex_group_no_capture:nnnN
- { \__regex_show_group_aux:nnnnN { ~(no~capture) } }
- \cs_set_protected:Npn \__regex_group_resetting:nnnN
- { \__regex_show_group_aux:nnnnN { ~(resetting) } }
- \cs_set_eq:NN \__regex_class:NnnnN \__regex_show_class:NnnnN
- \cs_set_protected:Npn \__regex_command_K:
- { \__regex_show_one:n { reset~match~start~(\iow_char:N\\K) } }
- \cs_set_protected:Npn \__regex_assertion:Nn ##1##2
- { \__regex_show_one:n { \bool_if:NF ##1 { negative~ } assertion:~##2 } }
- \cs_set:Npn \__regex_b_test: { word~boundary }
- \cs_set_eq:NN \__regex_anchor:N \__regex_show_anchor_to_str:N
- \cs_set_protected:Npn \__regex_item_caseful_equal:n ##1
- { \__regex_show_one:n { char~code~\int_eval:n{##1} } }
- \cs_set_protected:Npn \__regex_item_caseful_range:nn ##1##2
- { \__regex_show_one:n { range~[\int_eval:n{##1}, \int_eval:n{##2}] } }
- \cs_set_protected:Npn \__regex_item_caseless_equal:n ##1
- { \__regex_show_one:n { char~code~\int_eval:n{##1}~(caseless) } }
- \cs_set_protected:Npn \__regex_item_caseless_range:nn ##1##2
- {
- \__regex_show_one:n
- { Range~[\int_eval:n{##1}, \int_eval:n{##2}]~(caseless) }
- }
- \cs_set_protected:Npn \__regex_item_catcode:nT
- { \__regex_show_item_catcode:NnT \c_true_bool }
- \cs_set_protected:Npn \__regex_item_catcode_reverse:nT
- { \__regex_show_item_catcode:NnT \c_false_bool }
- \cs_set_protected:Npn \__regex_item_reverse:n
- { \__regex_show_scope:nn { Reversed~match } }
- \cs_set_protected:Npn \__regex_item_exact:nn ##1##2
- { \__regex_show_one:n { char~##2,~catcode~##1 } }
- \cs_set_eq:NN \__regex_item_exact_cs:n \__regex_show_item_exact_cs:n
- \cs_set_protected:Npn \__regex_item_cs:n
- { \__regex_show_scope:nn { control~sequence } }
- \cs_set:cpn { __regex_prop_.: } { \__regex_show_one:n { any~token } }
- \seq_clear:N \l__regex_show_prefix_seq
- \__regex_show_push:n { ~ }
- \cs_if_exist_use:N #1
- \__tl_build_end:
- \__msg_show_variable:NNNnn #1 \cs_if_exist:NTF ? { }
- { >~Compiled~regex~#2: \l__regex_internal_a_tl }
- }
-\cs_new_protected:Npn \__regex_show_one:n #1
- {
- \int_incr:N \l__regex_show_lines_int
- \__tl_build_one:x
- {
- \exp_not:N \\
- \seq_map_function:NN \l__regex_show_prefix_seq \use:n
- #1
- }
- }
-\cs_new_protected:Npn \__regex_show_push:n #1
- { \seq_put_right:Nx \l__regex_show_prefix_seq { #1 ~ } }
-\cs_new_protected:Npn \__regex_show_pop:
- { \seq_pop_right:NN \l__regex_show_prefix_seq \l__regex_internal_a_tl }
-\cs_new_protected:Npn \__regex_show_scope:nn #1#2
- {
- \__regex_show_one:n {#1}
- \__regex_show_push:n { ~ }
- #2
- \__regex_show_pop:
- }
-\cs_new_protected:Npn \__regex_show_group_aux:nnnnN #1#2#3#4#5
- {
- \__regex_show_one:n { ,-group~begin #1 }
- \__regex_show_push:n { | }
- \use_ii:nn #2
- \__regex_show_pop:
- \__regex_show_one:n
- { `-group~end \__regex_msg_repeated:nnN {#3} {#4} #5 }
- }
-\cs_set:Npn \__regex_show_class:NnnnN #1#2#3#4#5
- {
- \__tl_build:Nw \l__regex_internal_a_tl
- \int_zero:N \l__regex_show_lines_int
- \__regex_show_push:n {~}
- #2
- \exp_last_unbraced:Nf
- \int_case:nnF { \l__regex_show_lines_int }
- {
- {0}
- {
- \__tl_build_end:
- \__regex_show_one:n { \bool_if:NTF #1 { Fail } { Pass } }
- }
- {1}
- {
- \__tl_build_end:
- \bool_if:NTF #1
- {
- #2
- \__tl_build_one:n { \__regex_msg_repeated:nnN {#3} {#4} #5 }
- }
- {
- \__regex_show_one:n
- { Don't~match~\__regex_msg_repeated:nnN {#3} {#4} #5 }
- \__tl_build_one:o \l__regex_internal_a_tl
- }
- }
- }
- {
- \__tl_build_end:
- \__regex_show_one:n
- {
- \bool_if:NTF #1 { M } { Don't~m } atch
- \__regex_msg_repeated:nnN {#3} {#4} #5
- }
- \__tl_build_one:o \l__regex_internal_a_tl
- }
- }
-\cs_new:Npn \__regex_show_anchor_to_str:N #1
- {
- anchor~at~
- \str_case:nnF { #1 }
- {
- { \l__regex_min_pos_int } { start~(\iow_char:N\\A) }
- { \l__regex_start_pos_int } { start~of~match~(\iow_char:N\\G) }
- { \l__regex_max_pos_int } { end~(\iow_char:N\\Z) }
- }
- { <error:~'#1'~not~recognized> }
- }
-\cs_new_protected:Npn \__regex_show_item_catcode:NnT #1#2
- {
- \seq_set_split:Nnn \l__regex_internal_seq { } { CBEMTPUDSLOA }
- \seq_set_filter:NNn \l__regex_internal_seq \l__regex_internal_seq
- { \int_if_odd_p:n { #2 / \int_use:c { c__regex_catcode_##1_int } } }
- \__regex_show_scope:nn
- {
- categories~
- \seq_map_function:NN \l__regex_internal_seq \use:n
- , ~
- \bool_if:NF #1 { negative~ } class
- }
- }
-\cs_new_protected:Npn \__regex_show_item_exact_cs:n #1
- {
- \seq_set_split:Nnn \l__regex_internal_seq { \scan_stop: } {#1}
- \seq_set_map:NNn \l__regex_internal_seq
- \l__regex_internal_seq { \iow_char:N\\##1 }
- \__regex_show_one:n
- { control~sequence~ \seq_use:Nn \l__regex_internal_seq { ~or~ } }
- }
-\int_new:N \l__regex_min_state_int
-\int_set:Nn \l__regex_min_state_int { 1 }
-\int_new:N \l__regex_max_state_int
-\int_new:N \l__regex_left_state_int
-\int_new:N \l__regex_right_state_int
-\seq_new:N \l__regex_left_state_seq
-\seq_new:N \l__regex_right_state_seq
-\int_new:N \l__regex_capturing_group_int
-\cs_new_protected:Npn \__regex_build:n #1
- {
- \__regex_compile:n {#1}
- \__regex_build:N \l__regex_internal_regex
- }
-\cs_new_protected:Npn \__regex_build:N #1
- {
- \trace_push:nnn { regex } { 1 } { __regex_build }
- \__regex_standard_escapechar:
- \int_zero:N \l__regex_capturing_group_int
- \int_set_eq:NN \l__regex_max_state_int \l__regex_min_state_int
- \__regex_build_new_state:
- \__regex_build_new_state:
- \__regex_toks_put_right:Nn \l__regex_left_state_int
- { \__regex_action_start_wildcard: }
- \__regex_group:nnnN {#1} { 1 } { 0 } \c_false_bool
- \__regex_toks_put_right:Nn \l__regex_right_state_int
- { \__regex_action_success: }
- \__regex_trace_states:n { 2 }
- \trace_pop:nnn { regex } { 1 } { __regex_build }
- }
-\cs_new_protected:Npn \__regex_build_for_cs:n #1
- {
- \trace_push:nnn { regex } { 1 } { __regex_build_for_cs }
- \int_set_eq:NN \l__regex_max_state_int \l__regex_min_state_int
- \__regex_build_new_state:
- \__regex_build_new_state:
- \__regex_push_lr_states:
- #1
- \__regex_pop_lr_states:
- \__regex_toks_put_right:Nn \l__regex_right_state_int
- {
- \if_int_compare:w \l__regex_current_pos_int = \l__regex_max_pos_int
- \exp_after:wN \__regex_action_success:
- \fi:
- }
- \__regex_trace_states:n { 2 }
- \trace_pop:nnn { regex } { 1 } { __regex_build_for_cs }
- }
-\cs_new_protected:Npn \__regex_push_lr_states:
- {
- \seq_push:No \l__regex_left_state_seq
- { \int_use:N \l__regex_left_state_int }
- \seq_push:No \l__regex_right_state_seq
- { \int_use:N \l__regex_right_state_int }
- }
-\cs_new_protected:Npn \__regex_pop_lr_states:
- {
- \seq_pop:NN \l__regex_left_state_seq \l__regex_internal_a_tl
- \int_set:Nn \l__regex_left_state_int \l__regex_internal_a_tl
- \seq_pop:NN \l__regex_right_state_seq \l__regex_internal_a_tl
- \int_set:Nn \l__regex_right_state_int \l__regex_internal_a_tl
- }
-\cs_new_protected:Npn \__regex_build_transition_left:NNN #1#2#3
- { \__regex_toks_put_left:Nx #2 { #1 { \int_eval:n { #3 - #2 } } } }
-\cs_new_protected:Npn \__regex_build_transition_right:nNn #1#2#3
- { \__regex_toks_put_right:Nx #2 { #1 { \int_eval:n { #3 - #2 } } } }
-\cs_new_protected:Npn \__regex_build_new_state:
- {
- \trace:nnx { regex } { 2 }
- {
- regex~new~state~
- L=\int_use:N \l__regex_left_state_int ~ -> ~
- R=\int_use:N \l__regex_right_state_int ~ -> ~
- M=\int_use:N \l__regex_max_state_int ~ -> ~
- \int_eval:n { \l__regex_max_state_int + 1 }
- }
- \__regex_toks_clear:N \l__regex_max_state_int
- \int_set_eq:NN \l__regex_left_state_int \l__regex_right_state_int
- \int_set_eq:NN \l__regex_right_state_int \l__regex_max_state_int
- \int_incr:N \l__regex_max_state_int
- }
-\cs_new_protected:Npn \__regex_build_transitions_lazyness:NNNNN #1#2#3#4#5
- {
- \__regex_build_new_state:
- \__regex_toks_put_right:Nx \l__regex_left_state_int
- {
- \if_meaning:w \c_true_bool #1
- #2 { \int_eval:n { #3 - \l__regex_left_state_int } }
- #4 { \int_eval:n { #5 - \l__regex_left_state_int } }
- \else:
- #4 { \int_eval:n { #5 - \l__regex_left_state_int } }
- #2 { \int_eval:n { #3 - \l__regex_left_state_int } }
- \fi:
- }
- }
-\cs_new_protected:Npn \__regex_class:NnnnN #1#2#3#4#5
- {
- \cs_set:Npx \__regex_tests_action_cost:n ##1
- {
- \exp_not:n { \exp_not:n {#2} }
- \bool_if:NTF #1
- { \__regex_break_point:TF { \__regex_action_cost:n {##1} } { } }
- { \__regex_break_point:TF { } { \__regex_action_cost:n {##1} } }
- }
- \if_case:w - #4 \exp_stop_f:
- \__regex_class_repeat:n {#3}
- \or: \__regex_class_repeat:nN {#3} #5
- \else: \__regex_class_repeat:nnN {#3} {#4} #5
- \fi:
- }
-\cs_new:Npn \__regex_tests_action_cost:n { \__regex_action_cost:n }
-\cs_new_protected:Npn \__regex_class_repeat:n #1
- {
- \prg_replicate:nn {#1}
- {
- \__regex_build_new_state:
- \__regex_build_transition_right:nNn \__regex_tests_action_cost:n
- \l__regex_left_state_int \l__regex_right_state_int
- }
- }
-\cs_new_protected:Npn \__regex_class_repeat:nN #1#2
- {
- \if_int_compare:w #1 = 0 \exp_stop_f:
- \__regex_build_transitions_lazyness:NNNNN #2
- \__regex_action_free:n \l__regex_right_state_int
- \__regex_tests_action_cost:n \l__regex_left_state_int
- \else:
- \__regex_class_repeat:n {#1}
- \int_set_eq:NN \l__regex_internal_a_int \l__regex_left_state_int
- \__regex_build_transitions_lazyness:NNNNN #2
- \__regex_action_free:n \l__regex_right_state_int
- \__regex_action_free:n \l__regex_internal_a_int
- \fi:
- }
-\cs_new_protected:Npn \__regex_class_repeat:nnN #1#2#3
- {
- \__regex_class_repeat:n {#1}
- \int_set:Nn \l__regex_internal_a_int
- { \l__regex_max_state_int + #2 - 1 }
- \prg_replicate:nn { #2 }
- {
- \__regex_build_transitions_lazyness:NNNNN #3
- \__regex_action_free:n \l__regex_internal_a_int
- \__regex_tests_action_cost:n \l__regex_right_state_int
- }
- }
-\cs_new_protected:Npn \__regex_group_aux:nnnnN #1#2#3#4#5
- {
- \trace_push:nnn { regex } { 1 } { __regex_group }
- \if_int_compare:w #3 = 0 \exp_stop_f:
- \__regex_build_new_state:
- \__regex_build_transition_right:nNn \__regex_action_free_group:n
- \l__regex_left_state_int \l__regex_right_state_int
- \fi:
- \__regex_build_new_state:
- \__regex_push_lr_states:
- #2
- \__regex_pop_lr_states:
- \if_case:w - #4 \exp_stop_f:
- \__regex_group_repeat:nn {#1} {#3}
- \or: \__regex_group_repeat:nnN {#1} {#3} #5
- \else: \__regex_group_repeat:nnnN {#1} {#3} {#4} #5
- \fi:
- \trace_pop:nnn { regex } { 1 } { __regex_group }
- }
-\cs_new_protected:Npn \__regex_group:nnnN #1
- {
- \exp_args:No \__regex_group_aux:nnnnN
- { \int_use:N \l__regex_capturing_group_int }
- {
- \int_incr:N \l__regex_capturing_group_int
- #1
- }
- }
-\cs_new_protected:Npn \__regex_group_no_capture:nnnN
- { \__regex_group_aux:nnnnN { -1 } }
-\cs_new_protected:Npn \__regex_group_resetting:nnnN #1
- {
- \__regex_group_aux:nnnnN { -1 }
- {
- \exp_args:Noo \__regex_group_resetting_loop:nnNn
- { \int_use:N \l__regex_capturing_group_int }
- { \int_use:N \l__regex_capturing_group_int }
- #1
- { ?? \__prg_break:n } { }
- \__prg_break_point:
- }
- }
-\cs_new_protected:Npn \__regex_group_resetting_loop:nnNn #1#2#3#4
- {
- \use_none:nn #3 { \int_set:Nn \l__regex_capturing_group_int {#1} }
- \int_set:Nn \l__regex_capturing_group_int {#2}
- #3 {#4}
- \exp_args:Nf \__regex_group_resetting_loop:nnNn
- { \int_max:nn {#1} { \l__regex_capturing_group_int } }
- {#2}
- }
-\cs_new_protected:Npn \__regex_branch:n #1
- {
- \trace_push:nnn { regex } { 1 } { __regex_branch }
- \__regex_build_new_state:
- \seq_get:NN \l__regex_left_state_seq \l__regex_internal_a_tl
- \int_set:Nn \l__regex_left_state_int \l__regex_internal_a_tl
- \__regex_build_transition_right:nNn \__regex_action_free:n
- \l__regex_left_state_int \l__regex_right_state_int
- #1
- \seq_get:NN \l__regex_right_state_seq \l__regex_internal_a_tl
- \__regex_build_transition_right:nNn \__regex_action_free:n
- \l__regex_right_state_int \l__regex_internal_a_tl
- \trace_pop:nnn { regex } { 1 } { __regex_branch }
- }
-\cs_new_protected:Npn \__regex_group_repeat:nn #1#2
- {
- \if_int_compare:w #2 = 0 \exp_stop_f:
- \int_set:Nn \l__regex_max_state_int
- { \l__regex_left_state_int - 1 }
- \__regex_build_new_state:
- \else:
- \__regex_group_repeat_aux:n {#2}
- \__regex_group_submatches:nNN {#1}
- \l__regex_internal_a_int \l__regex_right_state_int
- \__regex_build_new_state:
- \fi:
- }
-\cs_new_protected:Npn \__regex_group_submatches:nNN #1#2#3
- {
- \if_int_compare:w #1 > - 1 \exp_stop_f:
- \__regex_toks_put_left:Nx #2 { \__regex_action_submatch:n { #1 < } }
- \__regex_toks_put_left:Nx #3 { \__regex_action_submatch:n { #1 > } }
- \fi:
- }
-\cs_new_protected:Npn \__regex_group_repeat_aux:n #1
- {
- \__regex_build_transition_right:nNn \__regex_action_free:n
- \l__regex_right_state_int \l__regex_max_state_int
- \int_set_eq:NN \l__regex_internal_a_int \l__regex_left_state_int
- \int_set_eq:NN \l__regex_internal_b_int \l__regex_max_state_int
- \if_int_compare:w \__int_eval:w #1 > 1 \exp_stop_f:
- \int_set:Nn \l__regex_internal_c_int
- {
- ( #1 - 1 )
- * ( \l__regex_internal_b_int - \l__regex_internal_a_int )
- }
- \int_add:Nn \l__regex_right_state_int { \l__regex_internal_c_int }
- \int_add:Nn \l__regex_max_state_int { \l__regex_internal_c_int }
- \__regex_toks_memcpy:NNn
- \l__regex_internal_b_int
- \l__regex_internal_a_int
- \l__regex_internal_c_int
- \fi:
- }
-\cs_new_protected:Npn \__regex_group_repeat:nnN #1#2#3
- {
- \if_int_compare:w #2 = 0 \exp_stop_f:
- \__regex_group_submatches:nNN {#1}
- \l__regex_left_state_int \l__regex_right_state_int
- \int_set:Nn \l__regex_internal_a_int
- { \l__regex_left_state_int - 1 }
- \__regex_build_transition_right:nNn \__regex_action_free:n
- \l__regex_right_state_int \l__regex_internal_a_int
- \__regex_build_new_state:
- \if_meaning:w \c_true_bool #3
- \__regex_build_transition_left:NNN \__regex_action_free:n
- \l__regex_internal_a_int \l__regex_right_state_int
- \else:
- \__regex_build_transition_right:nNn \__regex_action_free:n
- \l__regex_internal_a_int \l__regex_right_state_int
- \fi:
- \else:
- \__regex_group_repeat_aux:n {#2}
- \__regex_group_submatches:nNN {#1}
- \l__regex_internal_a_int \l__regex_right_state_int
- \if_meaning:w \c_true_bool #3
- \__regex_build_transition_right:nNn \__regex_action_free_group:n
- \l__regex_right_state_int \l__regex_internal_a_int
- \else:
- \__regex_build_transition_left:NNN \__regex_action_free_group:n
- \l__regex_right_state_int \l__regex_internal_a_int
- \fi:
- \__regex_build_new_state:
- \fi:
- }
-\cs_new_protected:Npn \__regex_group_repeat:nnnN #1#2#3#4
- {
- \__regex_group_submatches:nNN {#1}
- \l__regex_left_state_int \l__regex_right_state_int
- \__regex_group_repeat_aux:n { #2 + #3 }
- \if_meaning:w \c_true_bool #4
- \int_set_eq:NN \l__regex_left_state_int \l__regex_max_state_int
- \prg_replicate:nn { #3 }
- {
- \int_sub:Nn \l__regex_left_state_int
- { \l__regex_internal_b_int - \l__regex_internal_a_int }
- \__regex_build_transition_left:NNN \__regex_action_free:n
- \l__regex_left_state_int \l__regex_max_state_int
- }
- \else:
- \prg_replicate:nn { #3 - 1 }
- {
- \int_sub:Nn \l__regex_right_state_int
- { \l__regex_internal_b_int - \l__regex_internal_a_int }
- \__regex_build_transition_right:nNn \__regex_action_free:n
- \l__regex_right_state_int \l__regex_max_state_int
- }
- \if_int_compare:w #2 = 0 \exp_stop_f:
- \int_set:Nn \l__regex_right_state_int
- { \l__regex_left_state_int - 1 }
- \else:
- \int_sub:Nn \l__regex_right_state_int
- { \l__regex_internal_b_int - \l__regex_internal_a_int }
- \fi:
- \__regex_build_transition_right:nNn \__regex_action_free:n
- \l__regex_right_state_int \l__regex_max_state_int
- \fi:
- \__regex_build_new_state:
- }
-\cs_new_protected:Npn \__regex_assertion:Nn #1#2
- {
- \__regex_build_new_state:
- \__regex_toks_put_right:Nx \l__regex_left_state_int
- {
- \exp_not:n {#2}
- \__regex_break_point:TF
- \bool_if:NF #1 { { } }
- {
- \__regex_action_free:n
- {
- \int_eval:n
- { \l__regex_right_state_int - \l__regex_left_state_int }
- }
- }
- \bool_if:NT #1 { { } }
- }
- }
-\cs_new_protected:Npn \__regex_anchor:N #1
- {
- \if_int_compare:w #1 = \l__regex_current_pos_int
- \exp_after:wN \__regex_break_true:w
- \fi:
- }
-\cs_new_protected:Npn \__regex_b_test:
- {
- \group_begin:
- \int_set_eq:NN \l__regex_current_char_int \l__regex_last_char_int
- \__regex_prop_w:
- \__regex_break_point:TF
- { \group_end: \__regex_item_reverse:n \__regex_prop_w: }
- { \group_end: \__regex_prop_w: }
- }
-\cs_new_protected:Npn \__regex_command_K:
- {
- \__regex_build_new_state:
- \__regex_toks_put_right:Nx \l__regex_left_state_int
- {
- \__regex_action_submatch:n { 0< }
- \bool_set_true:N \l__regex_fresh_thread_bool
- \__regex_action_free:n
- { \int_eval:n { \l__regex_right_state_int - \l__regex_left_state_int } }
- \bool_set_false:N \l__regex_fresh_thread_bool
- }
- }
-\int_new:N \l__regex_min_pos_int
-\int_new:N \l__regex_max_pos_int
-\int_new:N \l__regex_current_pos_int
-\int_new:N \l__regex_start_pos_int
-\int_new:N \l__regex_success_pos_int
-\int_new:N \l__regex_current_char_int
-\int_new:N \l__regex_current_catcode_int
-\int_new:N \l__regex_last_char_int
-\int_new:N \l__regex_case_changed_char_int
-\int_new:N \l__regex_current_state_int
-\prop_new:N \l__regex_current_submatches_prop
-\prop_new:N \l__regex_success_submatches_prop
-\int_new:N \l__regex_step_int
-\int_new:N \l__regex_min_active_int
-\int_new:N \l__regex_max_active_int
-\__intarray_new:Nn \g__regex_state_active_intarray { 65536 }
-\__intarray_new:Nn \g__regex_thread_state_intarray { 65536 }
-\tl_new:N \l__regex_every_match_tl
-\bool_new:N \l__regex_fresh_thread_bool
-\bool_new:N \l__regex_empty_success_bool
-\cs_new_eq:NN \__regex_if_two_empty_matches:F \use:n
-\bool_new:N \g__regex_success_bool
-\bool_new:N \l__regex_saved_success_bool
-\bool_new:N \l__regex_match_success_bool
-\cs_new_protected:Npn \__regex_match:n #1
- {
- \trace_push:nnx { regex } { 1 } { __regex_match }
- \trace:nnx { regex } { 1 } { analyzing~query~token~list }
- \int_zero:N \l__regex_balance_int
- \int_set:Nn \l__regex_current_pos_int { 2 * \l__regex_max_state_int }
- \__regex_query_set:nnn { } { -1 } { -2 }
- \int_set_eq:NN \l__regex_min_pos_int \l__regex_current_pos_int
- \__tl_analysis_map_inline:nn {#1}
- { \__regex_query_set:nnn {##1} {"##2} {##3} }
- \int_set_eq:NN \l__regex_max_pos_int \l__regex_current_pos_int
- \__regex_query_set:nnn { } { -1 } { -2 }
- \trace:nnx { regex } { 1 } { initializing }
- \bool_gset_false:N \g__regex_success_bool
- \int_step_inline:nnnn
- \l__regex_min_state_int { 1 } { \l__regex_max_state_int - 1 }
- { \__intarray_gset_fast:Nnn \g__regex_state_active_intarray {##1} { 1 } }
- \int_set_eq:NN \l__regex_min_active_int \l__regex_max_state_int
- \int_zero:N \l__regex_step_int
- \int_set_eq:NN \l__regex_success_pos_int \l__regex_min_pos_int
- \int_set:Nn \l__regex_min_submatch_int
- { 2 * \l__regex_max_state_int }
- \int_set_eq:NN \l__regex_submatch_int \l__regex_min_submatch_int
- \bool_set_false:N \l__regex_empty_success_bool
- \__regex_match_once:
- \trace_pop:nnx { regex } { 1 } { __regex_match }
- }
-\cs_new_protected:Npn \__regex_match_once:
- {
- \if_meaning:w \c_true_bool \l__regex_empty_success_bool
- \cs_set:Npn \__regex_if_two_empty_matches:F
- { \int_compare:nNnF \l__regex_start_pos_int = \l__regex_current_pos_int }
- \else:
- \cs_set_eq:NN \__regex_if_two_empty_matches:F \use:n
- \fi:
- \int_set_eq:NN \l__regex_start_pos_int \l__regex_success_pos_int
- \bool_set_false:N \l__regex_match_success_bool
- \prop_clear:N \l__regex_current_submatches_prop
- \int_set_eq:NN \l__regex_max_active_int \l__regex_min_active_int
- \__regex_store_state:n { \l__regex_min_state_int }
- \int_set:Nn \l__regex_current_pos_int
- { \l__regex_start_pos_int - 1 }
- \__regex_query_get:
- \__regex_match_loop:
- \l__regex_every_match_tl
- }
-\cs_new_protected:Npn \__regex_single_match:
- {
- \tl_set:Nn \l__regex_every_match_tl
- { \bool_gset_eq:NN \g__regex_success_bool \l__regex_match_success_bool }
- }
-\cs_new_protected:Npn \__regex_multi_match:n #1
- {
- \tl_set:Nn \l__regex_every_match_tl
- {
- \if_meaning:w \c_true_bool \l__regex_match_success_bool
- \bool_gset_true:N \g__regex_success_bool
- #1
- \exp_after:wN \__regex_match_once:
- \fi:
- }
- }
-\cs_new_protected:Npn \__regex_match_loop:
- {
- \int_add:Nn \l__regex_step_int { 2 }
- \int_incr:N \l__regex_current_pos_int
- \int_set_eq:NN \l__regex_last_char_int \l__regex_current_char_int
- \int_set_eq:NN \l__regex_case_changed_char_int \c_max_int
- \__regex_query_get:
- \use:x
- {
- \int_set_eq:NN \l__regex_max_active_int \l__regex_min_active_int
- \int_step_function:nnnN
- { \l__regex_min_active_int }
- { 1 }
- { \l__regex_max_active_int - 1 }
- \__regex_match_one_active:n
- }
- \__prg_break_point:
- \bool_set_false:N \l__regex_fresh_thread_bool %^^A was arg of break_point:n
- \if_int_compare:w \l__regex_max_active_int > \l__regex_min_active_int
- \if_int_compare:w \l__regex_current_pos_int < \l__regex_max_pos_int
- \exp_after:wN \exp_after:wN \exp_after:wN \__regex_match_loop:
- \fi:
- \fi:
- }
-\cs_new:Npn \__regex_match_one_active:n #1
- {
- \__regex_use_state_and_submatches:nn
- { \__intarray_item_fast:Nn \g__regex_thread_state_intarray {#1} }
- { \__regex_toks_use:w #1 }
- }
-\cs_new_protected:Npn \__regex_query_set:nnn #1#2#3
- {
- \__intarray_gset_fast:Nnn \g__regex_charcode_intarray
- { \l__regex_current_pos_int } {#3}
- \__intarray_gset_fast:Nnn \g__regex_catcode_intarray
- { \l__regex_current_pos_int } {#2}
- \__intarray_gset_fast:Nnn \g__regex_balance_intarray
- { \l__regex_current_pos_int } { \l__regex_balance_int }
- \__regex_toks_set:Nn \l__regex_current_pos_int {#1}
- \int_incr:N \l__regex_current_pos_int
- \if_case:w #2 \exp_stop_f:
- \or: \int_incr:N \l__regex_balance_int
- \or: \int_decr:N \l__regex_balance_int
- \fi:
- }
-\cs_new_protected:Npn \__regex_query_get:
- {
- \l__regex_current_char_int
- = \__intarray_item_fast:Nn \g__regex_charcode_intarray
- { \l__regex_current_pos_int } \scan_stop:
- \l__regex_current_catcode_int
- = \__intarray_item_fast:Nn \g__regex_catcode_intarray
- { \l__regex_current_pos_int } \scan_stop:
- }
-\cs_new_protected:Npn \__regex_use_state:
- {
- \trace:nnx { regex } { 2 } { state~\int_use:N \l__regex_current_state_int }
- \__intarray_gset_fast:Nnn \g__regex_state_active_intarray
- { \l__regex_current_state_int } { \l__regex_step_int }
- \__regex_toks_use:w \l__regex_current_state_int
- \__intarray_gset_fast:Nnn \g__regex_state_active_intarray
- { \l__regex_current_state_int } { \l__regex_step_int + 1 }
- }
-\cs_new_protected:Npn \__regex_use_state_and_submatches:nn #1 #2
- {
- \int_set:Nn \l__regex_current_state_int {#1}
- \if_int_compare:w
- \__intarray_item_fast:Nn \g__regex_state_active_intarray
- { \l__regex_current_state_int }
- < \l__regex_step_int
- \tl_set:Nn \l__regex_current_submatches_prop {#2}
- \exp_after:wN \__regex_use_state:
- \fi:
- \scan_stop:
- }
-\cs_new_protected:Npn \__regex_action_start_wildcard:
- {
- \bool_set_true:N \l__regex_fresh_thread_bool
- \__regex_action_free:n {1}
- \bool_set_false:N \l__regex_fresh_thread_bool
- \__regex_action_cost:n {0}
- }
-\cs_new_protected:Npn \__regex_action_free:n
- { \__regex_action_free_aux:nn { > \l__regex_step_int \else: } }
-\cs_new_protected:Npn \__regex_action_free_group:n
- { \__regex_action_free_aux:nn { < \l__regex_step_int } }
-\cs_new_protected:Npn \__regex_action_free_aux:nn #1#2
- {
- \use:x
- {
- \int_add:Nn \l__regex_current_state_int {#2}
- \exp_not:n
- {
- \if_int_compare:w
- \__intarray_item_fast:Nn \g__regex_state_active_intarray
- { \l__regex_current_state_int }
- #1
- \exp_after:wN \__regex_use_state:
- \fi:
- }
- \int_set:Nn \l__regex_current_state_int
- { \int_use:N \l__regex_current_state_int }
- \tl_set:Nn \exp_not:N \l__regex_current_submatches_prop
- { \exp_not:o \l__regex_current_submatches_prop }
- }
- }
-\cs_new_protected:Npn \__regex_action_cost:n #1
- {
- \exp_args:No \__regex_store_state:n
- { \__int_value:w \__int_eval:w \l__regex_current_state_int + #1 }
- }
-\cs_new_protected:Npn \__regex_store_state:n #1
- {
- \__regex_store_submatches:
- \__intarray_gset_fast:Nnn \g__regex_thread_state_intarray
- { \l__regex_max_active_int } {#1}
- \int_incr:N \l__regex_max_active_int
- }
-\cs_new_protected:Npn \__regex_store_submatches:
- {
- \__regex_toks_set:No \l__regex_max_active_int
- { \l__regex_current_submatches_prop }
- }
-\cs_new_protected:Npn \__regex_disable_submatches:
- {
- \cs_set_protected:Npn \__regex_store_submatches: { }
- \cs_set_protected:Npn \__regex_action_submatch:n ##1 { }
- }
-\cs_new_protected:Npn \__regex_action_submatch:n #1
- {
- \prop_put:Nno \l__regex_current_submatches_prop {#1}
- { \int_use:N \l__regex_current_pos_int }
- }
-\cs_new_protected:Npn \__regex_action_success:
- {
- \__regex_if_two_empty_matches:F
- {
- \bool_set_true:N \l__regex_match_success_bool
- \bool_set_eq:NN \l__regex_empty_success_bool
- \l__regex_fresh_thread_bool
- \int_set_eq:NN \l__regex_success_pos_int \l__regex_current_pos_int
- \prop_set_eq:NN \l__regex_success_submatches_prop
- \l__regex_current_submatches_prop
- \__prg_break:
- }
- }
-\int_new:N \l__regex_replacement_csnames_int
-\tl_new:N \l__regex_replacement_category_tl
-\seq_new:N \l__regex_replacement_category_seq
-\tl_new:N \l__regex_balance_tl
-\cs_new:Npn \__regex_replacement_balance_one_match:n #1
- { - \__regex_submatch_balance:n {#1} }
-\cs_new:Npn \__regex_replacement_do_one_match:n #1
- {
- \__regex_query_range:nn
- { \__intarray_item_fast:Nn \g__regex_submatch_prev_intarray {#1} }
- { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {#1} }
- }
-\cs_new:Npn \__regex_replacement_exp_not:N #1 { \exp_not:n {#1} }
-\cs_new:Npn \__regex_query_range:nn #1#2
- {
- \exp_after:wN \__regex_query_range_loop:ww
- \__int_value:w \__int_eval:w #1 \exp_after:wN ;
- \__int_value:w \__int_eval:w #2 ;
- \__prg_break_point:
- }
-\cs_new:Npn \__regex_query_range_loop:ww #1 ; #2 ;
- {
- \if_int_compare:w #1 < #2 \exp_stop_f:
- \else:
- \exp_after:wN \__prg_break:
- \fi:
- \__regex_toks_use:w #1 \exp_stop_f:
- \exp_after:wN \__regex_query_range_loop:ww
- \__int_value:w \__int_eval:w #1 + 1 ; #2 ;
- }
-\cs_new:Npn \__regex_query_submatch:n #1
- {
- \__regex_query_range:nn
- { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {#1} }
- { \__intarray_item_fast:Nn \g__regex_submatch_end_intarray {#1} }
- }
-\cs_new_protected:Npn \__regex_submatch_balance:n #1
- {
- \__int_eval:w
- \int_compare:nNnTF
- { \__intarray_item_fast:Nn \g__regex_submatch_end_intarray {#1} } = 0
- { 0 }
- {
- \__intarray_item_fast:Nn \g__regex_balance_intarray
- { \__intarray_item_fast:Nn \g__regex_submatch_end_intarray {#1} }
- }
- -
- \int_compare:nNnTF
- { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {#1} } = 0
- { 0 }
- {
- \__intarray_item_fast:Nn \g__regex_balance_intarray
- { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {#1} }
- }
- \__int_eval_end:
- }
-\cs_new_protected:Npn \__regex_replacement:n #1
- {
- \trace_push:nnn { regex } { 1 } { __regex_replacement:n }
- \__tl_build:Nw \l__regex_internal_a_tl
- \int_zero:N \l__regex_balance_int
- \tl_clear:N \l__regex_balance_tl
- \__regex_escape_use:nnnn
- {
- \if_charcode:w \c_right_brace_str ##1
- \__regex_replacement_rbrace:N
- \else:
- \__regex_replacement_normal:n
- \fi:
- ##1
- }
- { \__regex_replacement_escaped:N ##1 }
- { \__regex_replacement_normal:n ##1 }
- {#1}
- \prg_do_nothing: \prg_do_nothing:
- \if_int_compare:w \l__regex_replacement_csnames_int > 0 \exp_stop_f:
- \__msg_kernel_error:nnx { regex } { replacement-missing-rbrace }
- { \int_use:N \l__regex_replacement_csnames_int }
- \__tl_build_one:x
- { \prg_replicate:nn \l__regex_replacement_csnames_int \cs_end: }
- \fi:
- \seq_if_empty:NF \l__regex_replacement_category_seq
- {
- \__msg_kernel_error:nnx { regex } { replacement-missing-rparen }
- { \seq_count:N \l__regex_replacement_category_seq }
- \seq_clear:N \l__regex_replacement_category_seq
- }
- \cs_gset:Npx \__regex_replacement_balance_one_match:n ##1
- {
- + \int_use:N \l__regex_balance_int
- \l__regex_balance_tl
- - \__regex_submatch_balance:n {##1}
- }
- \__tl_build_end:
- \exp_args:No \__regex_replacement_aux:n \l__regex_internal_a_tl
- \trace_pop:nnn { regex } { 1 } { __regex_replacement:n }
- }
-\cs_new_protected:Npn \__regex_replacement_aux:n #1
- {
- \cs_set:Npn \__regex_replacement_do_one_match:n ##1
- {
- \__regex_query_range:nn
- { \__intarray_item_fast:Nn \g__regex_submatch_prev_intarray {##1} }
- { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {##1} }
- #1
- }
- }
-\cs_new_protected:Npn \__regex_replacement_normal:n #1
- {
- \tl_if_empty:NTF \l__regex_replacement_category_tl
- { \__tl_build_one:n {#1} }
- { % (
- \token_if_eq_charcode:NNTF #1 )
- {
- \seq_pop:NN \l__regex_replacement_category_seq
- \l__regex_replacement_category_tl
- }
- {
- \use:c { __regex_replacement_c_ \l__regex_replacement_category_tl :w }
- \__regex_replacement_normal:n {#1}
- }
- }
- }
-\cs_new_protected:Npn \__regex_replacement_escaped:N #1
- {
- \cs_if_exist_use:cF { __regex_replacement_#1:w }
- {
- \if_int_compare:w 1 < 1#1 \exp_stop_f:
- \__regex_replacement_put_submatch:n {#1}
- \else:
- \exp_args:No \__regex_replacement_normal:n
- { \token_to_str:N #1 }
- \fi:
- }
- }
-\cs_new_protected:Npn \__regex_replacement_put_submatch:n #1
- {
- \if_int_compare:w #1 < \l__regex_capturing_group_int
- \__tl_build_one:n { \__regex_query_submatch:n { #1 + ##1 } }
- \if_int_compare:w \l__regex_replacement_csnames_int = 0 \exp_stop_f:
- \tl_put_right:Nn \l__regex_balance_tl
- { + \__regex_submatch_balance:n { \__int_eval:w #1+##1 \__int_eval_end: } }
- \fi:
- \fi:
- }
-\cs_new_protected:Npn \__regex_replacement_g:w #1#2
- {
- \str_if_eq_x:nnTF { #1#2 } { \__regex_replacement_normal:n \c_left_brace_str }
- { \l__regex_internal_a_int = \__regex_replacement_g_digits:NN }
- { \__regex_replacement_error:NNN g #1 #2 }
- }
-\cs_new:Npn \__regex_replacement_g_digits:NN #1#2
- {
- \token_if_eq_meaning:NNTF #1 \__regex_replacement_normal:n
- {
- \if_int_compare:w 1 < 1#2 \exp_stop_f:
- #2
- \exp_after:wN \use_i:nnn
- \exp_after:wN \__regex_replacement_g_digits:NN
- \else:
- \exp_stop_f:
- \exp_after:wN \__regex_replacement_error:NNN
- \exp_after:wN g
- \fi:
- }
- {
- \exp_stop_f:
- \if_meaning:w \__regex_replacement_rbrace:N #1
- \exp_args:No \__regex_replacement_put_submatch:n
- { \int_use:N \l__regex_internal_a_int }
- \exp_after:wN \use_none:nn
- \else:
- \exp_after:wN \__regex_replacement_error:NNN
- \exp_after:wN g
- \fi:
- }
- #1 #2
- }
-\cs_new_protected:Npn \__regex_replacement_c:w #1#2
- {
- \token_if_eq_meaning:NNTF #1 \__regex_replacement_normal:n
- {
- \exp_after:wN \token_if_eq_charcode:NNTF \c_left_brace_str #2
- { \__regex_replacement_cu_aux:Nw \__regex_replacement_exp_not:N }
- {
- \cs_if_exist:cTF { __regex_replacement_c_#2:w }
- { \__regex_replacement_cat:NNN #2 }
- { \__regex_replacement_error:NNN c #1#2 }
- }
- }
- { \__regex_replacement_error:NNN c #1#2 }
- }
-\cs_new_protected:Npn \__regex_replacement_cu_aux:Nw #1
- {
- \if_case:w \l__regex_replacement_csnames_int
- \__tl_build_one:n { \exp_not:n { \exp_after:wN #1 \cs:w } }
- \else:
- \__tl_build_one:n { \exp_not:n { \exp_after:wN \tl_to_str:V \cs:w } }
- \fi:
- \int_incr:N \l__regex_replacement_csnames_int
- }
-\cs_new_protected:Npn \__regex_replacement_u:w #1#2
- {
- \str_if_eq_x:nnTF { #1#2 } { \__regex_replacement_normal:n \c_left_brace_str }
- { \__regex_replacement_cu_aux:Nw \exp_not:V }
- { \__regex_replacement_error:NNN u #1#2 }
- }
-\cs_new_protected:Npn \__regex_replacement_rbrace:N #1
- {
- \if_int_compare:w \l__regex_replacement_csnames_int > 0 \exp_stop_f:
- \__tl_build_one:n \cs_end:
- \int_decr:N \l__regex_replacement_csnames_int
- \else:
- \__regex_replacement_normal:n {#1}
- \fi:
- }
-\cs_new_protected:Npn \__regex_replacement_cat:NNN #1#2#3
- {
- \token_if_eq_meaning:NNTF \prg_do_nothing: #3
- { \__msg_kernel_error:nn { regex } { replacement-catcode-end } }
- {
- \int_compare:nNnTF { \l__regex_replacement_csnames_int } > 0
- {
- \__msg_kernel_error:nnnn
- { regex } { replacement-catcode-in-cs } {#1} {#3}
- #2 #3
- }
- {
- \str_if_eq:nnTF { #2 #3 } { \__regex_replacement_normal:n ( } % )
- {
- \seq_push:NV \l__regex_replacement_category_seq
- \l__regex_replacement_category_tl
- \tl_set:Nn \l__regex_replacement_category_tl {#1}
- }
- { \use:c { __regex_replacement_c_#1:w } #2 #3 }
- }
- }
- }
-\group_begin:
- \cs_new_protected:Npn \__regex_replacement_char:nNN #1#2#3
- {
- \tex_lccode:D 0 = `#3 \scan_stop:
- \tex_lowercase:D { \__tl_build_one:n {#1} }
- }
- \char_set_catcode_active:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_A:w
- { \__regex_replacement_char:nNN { \exp_not:n { \exp_not:N ^^@ } } }
- \char_set_catcode_group_begin:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_B:w
- {
- \if_int_compare:w \l__regex_replacement_csnames_int = 0 \exp_stop_f:
- \int_incr:N \l__regex_balance_int
- \fi:
- \__regex_replacement_char:nNN
- { \exp_not:n { \exp_after:wN ^^@ \if_false: } \fi: } }
- }
- \cs_new_protected:Npn \__regex_replacement_c_C:w #1#2
- { \__tl_build_one:n { \exp_not:N \exp_not:N \exp_not:c {#2} } }
- \char_set_catcode_math_subscript:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_D:w
- { \__regex_replacement_char:nNN { ^^@ } }
- \char_set_catcode_group_end:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_E:w
- {
- \if_int_compare:w \l__regex_replacement_csnames_int = 0 \exp_stop_f:
- \int_decr:N \l__regex_balance_int
- \fi:
- \__regex_replacement_char:nNN
- { \exp_not:n { \if_false: { \fi: ^^@ } }
- }
- \char_set_catcode_letter:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_L:w
- { \__regex_replacement_char:nNN { ^^@ } }
- \char_set_catcode_math_toggle:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_M:w
- { \__regex_replacement_char:nNN { ^^@ } }
- \char_set_catcode_other:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_O:w
- { \__regex_replacement_char:nNN { ^^@ } }
- \char_set_catcode_parameter:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_P:w
- {
- \__regex_replacement_char:nNN
- { \exp_not:n { \exp_not:n { ^^@^^@^^@^^@ } } }
- }
- \cs_new_protected:Npn \__regex_replacement_c_S:w #1#2
- {
- \if_int_compare:w `#2 = 0 \exp_stop_f:
- \__msg_kernel_error:nn { regex } { replacement-null-space }
- \fi:
- \tex_lccode:D `\ = `#2 \scan_stop:
- \tex_lowercase:D { \__tl_build_one:n {~} }
- }
- \char_set_catcode_alignment:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_T:w
- { \__regex_replacement_char:nNN { ^^@ } }
- \char_set_catcode_math_superscript:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_U:w
- { \__regex_replacement_char:nNN { ^^@ } }
-\group_end:
-\cs_new_protected:Npn \__regex_replacement_error:NNN #1#2#3
- {
- \__msg_kernel_error:nnx { regex } { replacement-#1 } {#3}
- #2 #3
- }
-\cs_new_protected:Npn \regex_new:N #1
- { \cs_new_eq:NN #1 \c__regex_no_match_regex }
-\cs_new_protected:Npn \regex_set:Nn #1#2
- {
- \__regex_compile:n {#2}
- \tl_set_eq:NN #1 \l__regex_internal_regex
- }
-\cs_new_protected:Npn \regex_gset:Nn #1#2
- {
- \__regex_compile:n {#2}
- \tl_gset_eq:NN #1 \l__regex_internal_regex
- }
-\cs_new_protected:Npn \regex_const:Nn #1#2
- {
- \__regex_compile:n {#2}
- \tl_const:Nx #1 { \exp_not:o \l__regex_internal_regex }
- }
-\cs_new_protected:Npn \regex_show:n #1
- {
- \__regex_compile:n {#1}
- \__regex_show:Nn \l__regex_internal_regex
- { { \tl_to_str:n {#1} } }
- }
-\cs_new_protected:Npn \regex_show:N #1
- { \__regex_show:Nn #1 { variable~\token_to_str:N #1 } }
-\prg_new_protected_conditional:Npnn \regex_match:nn #1#2 { T , F , TF }
- {
- \__regex_if_match:nn { \__regex_build:n {#1} } {#2}
- \__regex_return:
- }
-\prg_new_protected_conditional:Npnn \regex_match:Nn #1#2 { T , F , TF }
- {
- \__regex_if_match:nn { \__regex_build:N #1 } {#2}
- \__regex_return:
- }
-\cs_new_protected:Npn \regex_count:nnN #1
- { \__regex_count:nnN { \__regex_build:n {#1} } }
-\cs_new_protected:Npn \regex_count:NnN #1
- { \__regex_count:nnN { \__regex_build:N #1 } }
-\cs_set_protected:Npn \__regex_tmp:w #1#2#3
- {
- \cs_new_protected:Npn #2 ##1 { #1 { \__regex_build:n {##1} } }
- \cs_new_protected:Npn #3 ##1 { #1 { \__regex_build:N ##1 } }
- \prg_new_protected_conditional:Npnn #2 ##1##2##3 { T , F , TF }
- { #1 { \__regex_build:n {##1} } {##2} ##3 \__regex_return: }
- \prg_new_protected_conditional:Npnn #3 ##1##2##3 { T , F , TF }
- { #1 { \__regex_build:N ##1 } {##2} ##3 \__regex_return: }
- }
-\__regex_tmp:w \__regex_extract_once:nnN
- \regex_extract_once:nnN \regex_extract_once:NnN
-\__regex_tmp:w \__regex_extract_all:nnN
- \regex_extract_all:nnN \regex_extract_all:NnN
-\__regex_tmp:w \__regex_replace_once:nnN
- \regex_replace_once:nnN \regex_replace_once:NnN
-\__regex_tmp:w \__regex_replace_all:nnN
- \regex_replace_all:nnN \regex_replace_all:NnN
-\__regex_tmp:w \__regex_split:nnN \regex_split:nnN \regex_split:NnN
-\int_new:N \l__regex_match_count_int
-\flag_new:n { __regex_begin }
-\flag_new:n { __regex_end }
-\int_new:N \l__regex_min_submatch_int
-\int_new:N \l__regex_submatch_int
-\int_new:N \l__regex_zeroth_submatch_int
-\__intarray_new:Nn \g__regex_submatch_prev_intarray { 65536 }
-\__intarray_new:Nn \g__regex_submatch_begin_intarray { 65536 }
-\__intarray_new:Nn \g__regex_submatch_end_intarray { 65536 }
-\cs_new_protected:Npn \__regex_return:
- {
- \if_meaning:w \c_true_bool \g__regex_success_bool
- \prg_return_true:
- \else:
- \prg_return_false:
- \fi:
- }
-\cs_new_protected:Npn \__regex_if_match:nn #1#2
- {
- \group_begin:
- \__regex_disable_submatches:
- \__regex_single_match:
- #1
- \__regex_match:n {#2}
- \group_end:
- }
-\cs_new_protected:Npn \__regex_count:nnN #1#2#3
- {
- \group_begin:
- \__regex_disable_submatches:
- \int_zero:N \l__regex_match_count_int
- \__regex_multi_match:n { \int_incr:N \l__regex_match_count_int }
- #1
- \__regex_match:n {#2}
- \exp_args:NNNo
- \group_end:
- \int_set:Nn #3 { \int_use:N \l__regex_match_count_int }
- }
-\cs_new_protected:Npn \__regex_extract_once:nnN #1#2#3
- {
- \group_begin:
- \__regex_single_match:
- #1
- \__regex_match:n {#2}
- \__regex_extract:
- \__regex_group_end_extract_seq:N #3
- }
-\cs_new_protected:Npn \__regex_extract_all:nnN #1#2#3
- {
- \group_begin:
- \__regex_multi_match:n { \__regex_extract: }
- #1
- \__regex_match:n {#2}
- \__regex_group_end_extract_seq:N #3
- }
-\cs_new_protected:Npn \__regex_split:nnN #1#2#3
- {
- \group_begin:
- \__regex_multi_match:n
- {
- \if_int_compare:w \l__regex_start_pos_int < \l__regex_success_pos_int
- \__regex_extract:
- \__intarray_gset_fast:Nnn \g__regex_submatch_prev_intarray
- { \l__regex_zeroth_submatch_int } { 0 }
- \__intarray_gset_fast:Nnn \g__regex_submatch_end_intarray
- { \l__regex_zeroth_submatch_int }
- {
- \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray
- { \l__regex_zeroth_submatch_int }
- }
- \__intarray_gset_fast:Nnn \g__regex_submatch_begin_intarray
- { \l__regex_zeroth_submatch_int }
- { \l__regex_start_pos_int }
- \fi:
- }
- #1
- \__regex_match:n {#2}
- \__intarray_gset_fast:Nnn \g__regex_submatch_prev_intarray
- { \l__regex_submatch_int } { 0 }
- \__intarray_gset_fast:Nnn \g__regex_submatch_end_intarray
- { \l__regex_submatch_int }
- { \l__regex_max_pos_int }
- \__intarray_gset_fast:Nnn \g__regex_submatch_begin_intarray
- { \l__regex_submatch_int }
- { \l__regex_start_pos_int }
- \int_incr:N \l__regex_submatch_int
- \if_meaning:w \c_true_bool \l__regex_empty_success_bool
- \if_int_compare:w \l__regex_start_pos_int = \l__regex_max_pos_int
- \int_decr:N \l__regex_submatch_int
- \fi:
- \fi:
- \__regex_group_end_extract_seq:N #3
- }
-\cs_new_protected:Npn \__regex_group_end_extract_seq:N #1
- {
- \cs_set_eq:NN \__seq_item:n \scan_stop:
- \flag_clear:n { __regex_begin }
- \flag_clear:n { __regex_end }
- \tl_set:Nx \l__regex_internal_a_tl
- {
- \s__seq
- \int_step_function:nnnN
- { \l__regex_min_submatch_int }
- { 1 }
- { \l__regex_submatch_int - 1 }
- \__regex_extract_seq_aux:n
- }
- \int_compare:nNnF
- { \flag_height:n { __regex_begin } + \flag_height:n { __regex_end } }
- = 0
- {
- \__msg_kernel_error:nnxxx { regex } { result-unbalanced }
- { splitting~or~extracting~submatches }
- { \flag_height:n { __regex_end } }
- { \flag_height:n { __regex_begin } }
- }
- \use:x
- {
- \group_end:
- \tl_set:Nn \exp_not:N #1 { \l__regex_internal_a_tl }
- }
- }
-\cs_new:Npn \__regex_extract_seq_aux:n #1
- {
- \__seq_item:n
- {
- \exp_after:wN \__regex_extract_seq_aux:ww
- \__int_value:w \__regex_submatch_balance:n {#1} ; #1;
- }
- }
-\cs_new:Npn \__regex_extract_seq_aux:ww #1; #2;
- {
- \if_int_compare:w #1 < 0 \exp_stop_f:
- \flag_raise:n { __regex_end }
- \prg_replicate:nn {-#1} { \exp_not:n { { \if_false: } \fi: } }
- \fi:
- \__regex_query_submatch:n {#2}
- \if_int_compare:w #1 > 0 \exp_stop_f:
- \flag_raise:n { __regex_begin }
- \prg_replicate:nn {#1} { \exp_not:n { \if_false: { \fi: } } }
- \fi:
- }
-\cs_new_protected:Npn \__regex_extract:
- {
- \if_meaning:w \c_true_bool \g__regex_success_bool
- \int_set_eq:NN \l__regex_zeroth_submatch_int \l__regex_submatch_int
- \prg_replicate:nn \l__regex_capturing_group_int
- {
- \__intarray_gset_fast:Nnn \g__regex_submatch_begin_intarray
- { \l__regex_submatch_int } { 0 }
- \__intarray_gset_fast:Nnn \g__regex_submatch_end_intarray
- { \l__regex_submatch_int } { 0 }
- \__intarray_gset_fast:Nnn \g__regex_submatch_prev_intarray
- { \l__regex_submatch_int } { 0 }
- \int_incr:N \l__regex_submatch_int
- }
- \prop_map_inline:Nn \l__regex_success_submatches_prop
- {
- \if_int_compare:w ##1 - 1 \exp_stop_f:
- \exp_after:wN \__regex_extract_e:wn \__int_value:w
- \else:
- \exp_after:wN \__regex_extract_b:wn \__int_value:w
- \fi:
- \__int_eval:w \l__regex_zeroth_submatch_int + ##1 {##2}
- }
- \__intarray_gset_fast:Nnn \g__regex_submatch_prev_intarray
- { \l__regex_zeroth_submatch_int } { \l__regex_start_pos_int }
- \fi:
- }
-\cs_new_protected:Npn \__regex_extract_b:wn #1 < #2
- { \__intarray_gset_fast:Nnn \g__regex_submatch_begin_intarray {#1} {#2} }
-\cs_new_protected:Npn \__regex_extract_e:wn #1 > #2
- { \__intarray_gset_fast:Nnn \g__regex_submatch_end_intarray {#1} {#2} }
-\cs_new_protected:Npn \__regex_replace_once:nnN #1#2#3
- {
- \group_begin:
- \__regex_single_match:
- #1
- \__regex_replacement:n {#2}
- \exp_args:No \__regex_match:n { #3 }
- \if_meaning:w \c_false_bool \g__regex_success_bool
- \group_end:
- \else:
- \__regex_extract:
- \int_set:Nn \l__regex_balance_int
- {
- \__regex_replacement_balance_one_match:n
- { \l__regex_zeroth_submatch_int }
- }
- \tl_set:Nx \l__regex_internal_a_tl
- {
- \__regex_replacement_do_one_match:n { \l__regex_zeroth_submatch_int }
- \__regex_query_range:nn
- {
- \__intarray_item_fast:Nn \g__regex_submatch_end_intarray
- { \l__regex_zeroth_submatch_int }
- }
- { \l__regex_max_pos_int }
- }
- \__regex_group_end_replace:N #3
- \fi:
- }
-\cs_new_protected:Npn \__regex_replace_all:nnN #1#2#3
- {
- \group_begin:
- \__regex_multi_match:n { \__regex_extract: }
- #1
- \__regex_replacement:n {#2}
- \exp_args:No \__regex_match:n {#3}
- \int_set:Nn \l__regex_balance_int
- {
- 0
- \int_step_function:nnnN
- { \l__regex_min_submatch_int }
- \l__regex_capturing_group_int
- { \l__regex_submatch_int - 1 }
- \__regex_replacement_balance_one_match:n
- }
- \tl_set:Nx \l__regex_internal_a_tl
- {
- \int_step_function:nnnN
- { \l__regex_min_submatch_int }
- \l__regex_capturing_group_int
- { \l__regex_submatch_int - 1 }
- \__regex_replacement_do_one_match:n
- \__regex_query_range:nn
- \l__regex_start_pos_int \l__regex_max_pos_int
- }
- \__regex_group_end_replace:N #3
- }
-\cs_new_protected:Npn \__regex_group_end_replace:N #1
- {
- \if_int_compare:w \l__regex_balance_int = 0 \exp_stop_f:
- \else:
- \__msg_kernel_error:nnxxx { regex } { result-unbalanced }
- { replacing }
- { \int_max:nn { - \l__regex_balance_int } { 0 } }
- { \int_max:nn { \l__regex_balance_int } { 0 } }
- \fi:
- \use:x
- {
- \group_end:
- \tl_set:Nn \exp_not:N #1
- {
- \if_int_compare:w \l__regex_balance_int < 0 \exp_stop_f:
- \prg_replicate:nn { - \l__regex_balance_int }
- { { \if_false: } \fi: }
- \fi:
- \l__regex_internal_a_tl
- \if_int_compare:w \l__regex_balance_int > 0 \exp_stop_f:
- \prg_replicate:nn { \l__regex_balance_int }
- { \if_false: { \fi: } }
- \fi:
- }
- }
- }
-\__msg_kernel_new:nnnn { regex } { trailing-backslash }
- { Trailing~escape~character~'\iow_char:N\\'. }
- {
- A~regular~expression~or~its~replacement~text~ends~with~
- the~escape~character~'\iow_char:N\\'.~It~will~be~ignored.
- }
-\__msg_kernel_new:nnnn { regex } { x-missing-rbrace }
- { Missing~closing~brace~in~'\iow_char:N\\x'~hexadecimal~sequence. }
- {
- You~wrote~something~like~
- '\iow_char:N\\x\{...#1'.~
- The~closing~brace~is~missing.
- }
-\__msg_kernel_new:nnnn { regex } { x-overflow }
- { Character~code~'#1'~too~large~in~'\iow_char:N\\x'~hexadecimal~sequence. }
- {
- You~wrote~something~like~
- '\iow_char:N\\x\{\int_to_Hex:n{#1}\}'.~
- The~character~code~#1~is~larger~than~
- the~maximum~value~\int_use:N \c_max_char_int.
- }
-\__msg_kernel_new:nnnn { regex } { invalid-quantifier }
- { Braced~quantifier~'#1'~may~not~be~followed~by~'#2'. }
- {
- The~character~'#2'~is~invalid~in~the~braced~quantifier~'#1'.~
- The~only~valid~quantifiers~are~'*',~'?',~'+',~'{<int>}',~
- '{<min>,}'~and~'{<min>,<max>}',~optionally~followed~by~'?'.
- }
-\__msg_kernel_new:nnnn { regex } { missing-rbrack }
- { Missing~right~bracket~inserted~in~regular~expression. }
- {
- LaTeX~was~given~a~regular~expression~where~a~character~class~
- was~started~with~'[',~but~the~matching~']'~is~missing.
- }
-\__msg_kernel_new:nnnn { regex } { missing-rparen }
- {
- Missing~right~
- \int_compare:nTF { #1 = 1 } { parenthesis } { parentheses } ~
- inserted~in~regular~expression.
- }
- {
- LaTeX~was~given~a~regular~expression~with~\int_eval:n {#1} ~
- more~left~parentheses~than~right~parentheses.
- }
-\__msg_kernel_new:nnnn { regex } { extra-rparen }
- { Extra~right~parenthesis~ignored~in~regular~expression. }
- {
- LaTeX~came~across~a~closing~parenthesis~when~no~submatch~group~
- was~open.~The~parenthesis~will~be~ignored.
- }
-\__msg_kernel_new:nnnn { regex } { bad-escape }
- {
- Invalid~escape~'\iow_char:N\\#1'~
- \__regex_if_in_cs:TF { within~a~control~sequence. }
- {
- \__regex_if_in_class:TF
- { in~a~character~class. }
- { following~a~category~test. }
- }
- }
- {
- The~escape~sequence~'\iow_char:N\\#1'~may~not~appear~
- \__regex_if_in_cs:TF
- {
- within~a~control~sequence~test~introduced~by~
- '\iow_char:N\\c\iow_char:N\{'.
- }
- {
- \__regex_if_in_class:TF
- { within~a~character~class~ }
- { following~a~category~test~such~as~'\iow_char:N\\cL'~ }
- because~it~does~not~match~exactly~one~character.
- }
- }
-\__msg_kernel_new:nnnn { regex } { range-missing-end }
- { Invalid~end-point~for~range~'#1-#2'~in~character~class. }
- {
- The~end-point~'#2'~of~the~range~'#1-#2'~may~not~serve~as~an~
- end-point~for~a~range:~alphanumeric~characters~should~not~be~
- escaped,~and~non-alphanumeric~characters~should~be~escaped.
- }
-\__msg_kernel_new:nnnn { regex } { range-backwards }
- { Range~'[#1-#2]'~out~of~order~in~character~class. }
- {
- In~ranges~of~characters~'[x-y]'~appearing~in~character~classes,~
- the~first~character~code~must~not~be~larger~than~the~second.~
- Here,~'#1'~has~character~code~\int_eval:n {`#1},~while~
- '#2'~has~character~code~\int_eval:n {`#2}.
- }
-\__msg_kernel_new:nnnn { regex } { c-bad-mode }
- { Invalid~nested~'\iow_char:N\\c'~escape~in~regular~expression. }
- {
- The~'\iow_char:N\\c'~escape~cannot~be~used~within~
- a~control~sequence~test~'\iow_char:N\\c{...}'.~
- To~combine~several~category~tests,~use~'\iow_char:N\\c[...]'.
- }
-\__msg_kernel_new:nnnn { regex } { c-missing-rbrace }
- { Missing~right~brace~inserted~for~'\iow_char:N\\c'~escape. }
- {
- LaTeX~was~given~a~regular~expression~where~a~
- '\iow_char:N\\c\iow_char:N\{...'~construction~was~not~ended~
- with~a~closing~brace~'\iow_char:N\}'.
- }
-\__msg_kernel_new:nnnn { regex } { c-missing-rbrack }
- { Missing~right~bracket~inserted~for~'\iow_char:N\\c'~escape. }
- {
- A~construction~'\iow_char:N\\c[...'~appears~in~a~
- regular~expression,~but~the~closing~']'~is~not~present.
- }
-\__msg_kernel_new:nnnn { regex } { c-missing-category }
- { Invalid~character~'#1'~following~'\iow_char:N\\c'~escape. }
- {
- In~regular~expressions,~the~'\iow_char:N\\c'~escape~sequence~
- may~only~be~followed~by~a~left~brace,~a~left~bracket,~or~a~
- capital~letter~representing~a~character~category,~namely~
- one~of~'ABCDELMOPSTU'.
- }
-\__msg_kernel_new:nnnn { regex } { c-trailing }
- { Trailing~category~code~escape~'\iow_char:N\\c'... }
- {
- A~regular~expression~ends~with~'\iow_char:N\\c'~followed~
- by~a~letter.~It~will~be~ignored.
- }
-\__msg_kernel_new:nnnn { regex } { u-missing-lbrace }
- { Missing~left~brace~following~'\iow_char:N\\u'~escape. }
- {
- The~'\iow_char:N\\u'~escape~sequence~must~be~followed~by~
- a~brace~group~with~the~name~of~the~variable~to~use.
- }
-\__msg_kernel_new:nnnn { regex } { u-missing-rbrace }
- { Missing~right~brace~inserted~for~'\iow_char:N\\u'~escape. }
- {
- LaTeX~
- \str_if_eq_x:nnTF { } {#2}
- { reached~the~end~of~the~string~ }
- { encountered~an~escaped~alphanumeric~character '\iow_char:N\\#2'~ }
- when~parsing~the~argument~of~an~'\iow_char:N\\u\iow_char:N\{...\}'~escape.
- }
-\__msg_kernel_new:nnnn { regex } { posix-unsupported }
- { POSIX~collating~element~'[#1 ~ #1]'~not~supported. }
- {
- The~'[.foo.]'~and~'[=bar=]'~syntaxes~have~a~special~meaning~
- in~POSIX~regular~expressions.~This~is~not~supported~by~LaTeX.~
- Maybe~you~forgot~to~escape~a~left~bracket~in~a~character~class?
- }
-\__msg_kernel_new:nnnn { regex } { posix-unknown }
- { POSIX~class~'[:#1:]'~unknown. }
- {
- '[:#1:]'~is~not~among~the~known~POSIX~classes~
- '[:alnum:]',~'[:alpha:]',~'[:ascii:]',~'[:blank:]',~
- '[:cntrl:]',~'[:digit:]',~'[:graph:]',~'[:lower:]',~
- '[:print:]',~'[:punct:]',~'[:space:]',~'[:upper:]',~
- '[:word:]',~and~'[:xdigit:]'.
- }
-\__msg_kernel_new:nnnn { regex } { posix-missing-close }
- { Missing~closing~':]'~for~POSIX~class. }
- { The~POSIX~syntax~'#1'~must~be~followed~by~':]',~not~'#2'. }
-\__msg_kernel_new:nnnn { regex } { result-unbalanced }
- { Missing~brace~inserted~when~#1. }
- {
- LaTeX~was~asked~to~do~some~regular~expression~operation,~
- and~the~resulting~token~list~would~not~have~the~same~number~
- of~begin-group~and~end-group~tokens.~Braces~were~inserted:~
- #2~left,~#3~right.
- }
-\__msg_kernel_new:nnnn { regex } { unknown-option }
- { Unknown~option~'#1'~for~regular~expressions. }
- {
- The~only~available~option~is~'case-insensitive',~toggled~by~
- '(?i)'~and~'(?-i)'.
- }
-\__msg_kernel_new:nnnn { regex } { special-group-unknown }
- { Unknown~special~group~'#1~...'~in~a~regular~expression. }
- {
- The~only~valid~constructions~starting~with~'(?'~are~
- '(?:~...~)',~'(?|~...~)',~'(?i)',~and~'(?-i)'.
- }
-\__msg_kernel_new:nnnn { regex } { replacement-c }
- { Misused~'\iow_char:N\\c'~command~in~a~replacement~text. }
- {
- In~a~replacement~text,~the~'\iow_char:N\\c'~escape~sequence~
- can~be~followed~by~one~of~the~letters~'ABCDELMOPSTU'~
- or~a~brace~group,~not~by~'#1'.
- }
-\__msg_kernel_new:nnnn { regex } { replacement-u }
- { Misused~'\iow_char:N\\u'~command~in~a~replacement~text. }
- {
- In~a~replacement~text,~the~'\iow_char:N\\u'~escape~sequence~
- must~be~~followed~by~a~brace~group~holding~the~name~of~the~
- variable~to~use.
- }
-\__msg_kernel_new:nnnn { regex } { replacement-g }
- {
- Missing~brace~for~the~'\iow_char:N\\g'~construction~
- in~a~replacement~text.
- }
- {
- In~the~replacement~text~for~a~regular~expression~search,~
- submatches~are~represented~either~as~'\iow_char:N \\g{dd..d}',~
- or~'\\d',~where~'d'~are~single~digits.~Here,~a~brace~is~missing.
- }
-\__msg_kernel_new:nnnn { regex } { replacement-catcode-end }
- {
- Missing~character~for~the~'\iow_char:N\\c<category><character>'~
- construction~in~a~replacement~text.
- }
- {
- In~a~replacement~text,~the~'\iow_char:N\\c'~escape~sequence~
- can~be~followed~by~one~of~the~letters~'ABCDELMOPSTU'~representing~
- the~character~category.~Then,~a~character~must~follow.~LaTeX~
- reached~the~end~of~the~replacement~when~looking~for~that.
- }
-\__msg_kernel_new:nnnn { regex } { replacement-catcode-in-cs }
- {
- Category~code~'\iow_char:N\\c#1#3'~ignored~inside~
- '\iow_char:N\\c\{...\}'~in~a~replacement~text.
- }
- {
- In~a~replacement~text,~the~category~codes~of~the~argument~of~
- '\iow_char:N\\c\{...\}'~are~ignored~when~building~the~control~
- sequence~name.
- }
-\__msg_kernel_new:nnnn { regex } { replacement-null-space }
- { TeX~cannot~build~a~space~token~with~character~code~0. }
- {
- You~asked~for~a~character~token~with~category~space,~
- and~character~code~0,~for~instance~through~
- '\iow_char:N\\cS\iow_char:N\\x00'.~
- This~specific~case~is~impossible~and~will~be~replaced~
- by~a~normal~space.
- }
-\__msg_kernel_new:nnnn { regex } { replacement-missing-rbrace }
- { Missing~right~brace~inserted~in~replacement~text. }
- {
- There~ \int_compare:nTF { #1 = 1 } { was } { were } ~ #1~
- missing~right~\int_compare:nTF { #1 = 1 } { brace } { braces } .
- }
-\__msg_kernel_new:nnnn { regex } { replacement-missing-rparen }
- { Missing~right~parenthesis~inserted~in~replacement~text. }
- {
- There~ \int_compare:nTF { #1 = 1 } { was } { were } ~ #1~
- missing~right~\int_compare:nTF { #1 = 1 } { parenthesis } { parentheses } .
- }
-\cs_new:Npn \__regex_msg_repeated:nnN #1#2#3
- {
- \str_if_eq_x:nnF { #1 #2 } { 1 0 }
- {
- , ~ repeated ~
- \int_case:nnF {#2}
- {
- { -1 } { #1~or~more~times,~\bool_if:NTF #3 { lazy } { greedy } }
- { 0 } { #1~times }
- }
- {
- between~#1~and~\int_eval:n {#1+#2}~times,~
- \bool_if:NTF #3 { lazy } { greedy }
- }
- }
- }
-\cs_new_protected:Npn \__regex_trace_states:n #1
- {
- \int_step_inline:nnnn
- \l__regex_min_state_int
- { 1 }
- { \l__regex_max_state_int - 1 }
- {
- \trace:nnx { regex } { #1 }
- { \iow_char:N \\toks ##1 = { \__regex_toks_use:w ##1 } }
- }
- }
-%%
-%%
-%% End of file `l3regex-trace.sty'.
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex.sty
deleted file mode 100644
index b3ce165d5e8..00000000000
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3regex.sty
+++ /dev/null
@@ -1,3005 +0,0 @@
-%%
-%% This is file `l3regex.sty',
-%% generated with the docstrip utility.
-%%
-%% The original source files were:
-%%
-%% l3regex.dtx (with options: `package')
-%%
-%% Copyright (C) 2011-2017 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of
-%% the LaTeX Project Public License (LPPL), either version 1.3c of
-%% this license or (at your option) any later version. The latest
-%% version of this license is in the file:
-%%
-%% http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the "l3experimental bundle" (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% File: l3regex.dtx Copyright (C) 2011-2017 The LaTeX3 Project
-\RequirePackage{expl3}[2017/05/13]
-\@ifpackagelater{expl3}{2017/05/13}
- {}
- {%
- \PackageError{l3regex}{Support package l3kernel too old}
- {%
- Please install an up to date version of l3kernel\MessageBreak
- using your TeX package manager or from CTAN.\MessageBreak
- \MessageBreak
- Loading l3regex will abort!%
- }%
- \endinput
- }
-\ProvidesExplPackage{l3regex}{2017/05/13}{}
- {L3 Experimental regular expressions}
-\RequirePackage{l3tl-build, l3tl-analysis, l3intarray}
-\cs_generate_variant:Nn \tl_to_str:n { V }
-\cs_new_protected:Npn \__regex_standard_escapechar:
- { \int_set:Nn \tex_escapechar:D { `\\ } }
-\cs_new:Npn \__regex_toks_use:w { \tex_the:D \tex_toks:D }
-\cs_new_protected:Npn \__regex_toks_clear:N #1
- { \tex_toks:D #1 { } }
-\cs_new_eq:NN \__regex_toks_set:Nn \tex_toks:D
-\cs_new_protected:Npn \__regex_toks_set:No #1
- { \__regex_toks_set:Nn #1 \exp_after:wN }
-\cs_new_protected:Npn \__regex_toks_memcpy:NNn #1#2#3
- {
- \prg_replicate:nn {#3}
- {
- \tex_toks:D #1 = \tex_toks:D #2
- \int_incr:N #1
- \int_incr:N #2
- }
- }
-\cs_new_protected:Npn \__regex_toks_put_left:Nx #1#2
- {
- \cs_set:Npx \__regex_tmp:w { #2 }
- \tex_toks:D #1 \exp_after:wN \exp_after:wN \exp_after:wN
- { \exp_after:wN \__regex_tmp:w \tex_the:D \tex_toks:D #1 }
- }
-\cs_new_protected:Npn \__regex_toks_put_right:Nx #1#2
- {
- \cs_set:Npx \__regex_tmp:w {#2}
- \tex_toks:D #1 \exp_after:wN
- { \tex_the:D \tex_toks:D \exp_after:wN #1 \__regex_tmp:w }
- }
-\cs_new_protected:Npn \__regex_toks_put_right:Nn #1#2
- { \tex_toks:D #1 \exp_after:wN { \tex_the:D \tex_toks:D #1 #2 } }
-\cs_new:Npn \__regex_current_cs_to_str:
- {
- \exp_after:wN \exp_after:wN \exp_after:wN \cs_to_str:N
- \tex_the:D \tex_toks:D \l__regex_current_pos_int
- }
-\cs_new:Npn \__regex_tmp:w { }
-\tl_new:N \l__regex_internal_a_tl
-\tl_new:N \l__regex_internal_b_tl
-\int_new:N \l__regex_internal_a_int
-\int_new:N \l__regex_internal_b_int
-\int_new:N \l__regex_internal_c_int
-\bool_new:N \l__regex_internal_bool
-\seq_new:N \l__regex_internal_seq
-\tl_new:N \g__regex_internal_tl
-\tl_const:Nn \c__regex_no_match_regex
- {
- \__regex_branch:n
- { \__regex_class:NnnnN \c_true_bool { } { 1 } { 0 } \c_true_bool }
- }
-\__intarray_new:Nn \g__regex_charcode_intarray { 65536 }
-\__intarray_new:Nn \g__regex_catcode_intarray { 65536 }
-\__intarray_new:Nn \g__regex_balance_intarray { 65536 }
-\int_new:N \l__regex_balance_int
-\tl_new:N \l__regex_cs_name_tl
-\int_const:Nn \c__regex_ascii_min_int { 0 }
-\int_const:Nn \c__regex_ascii_max_control_int { 31 }
-\int_const:Nn \c__regex_ascii_max_int { 127 }
-\int_const:Nn \c__regex_ascii_lower_int { `a - `A }
-\cs_new_protected:Npn \__regex_break_true:w
- #1 \__regex_break_point:TF #2 #3 {#2}
-\cs_new_protected:Npn \__regex_break_point:TF #1 #2 { #2 }
-\cs_new_protected:Npn \__regex_item_reverse:n #1
- {
- #1
- \__regex_break_point:TF { } \__regex_break_true:w
- }
-\cs_new_protected:Npn \__regex_item_caseful_equal:n #1
- {
- \if_int_compare:w #1 = \l__regex_current_char_int
- \exp_after:wN \__regex_break_true:w
- \fi:
- }
-\cs_new_protected:Npn \__regex_item_caseful_range:nn #1 #2
- {
- \reverse_if:N \if_int_compare:w #1 > \l__regex_current_char_int
- \reverse_if:N \if_int_compare:w #2 < \l__regex_current_char_int
- \exp_after:wN \exp_after:wN \exp_after:wN \__regex_break_true:w
- \fi:
- \fi:
- }
-\cs_new_protected:Npn \__regex_item_caseless_equal:n #1
- {
- \if_int_compare:w #1 = \l__regex_current_char_int
- \exp_after:wN \__regex_break_true:w
- \fi:
- \if_int_compare:w \l__regex_case_changed_char_int = \c_max_int
- \__regex_compute_case_changed_char:
- \fi:
- \if_int_compare:w #1 = \l__regex_case_changed_char_int
- \exp_after:wN \__regex_break_true:w
- \fi:
- }
-\cs_new_protected:Npn \__regex_item_caseless_range:nn #1 #2
- {
- \reverse_if:N \if_int_compare:w #1 > \l__regex_current_char_int
- \reverse_if:N \if_int_compare:w #2 < \l__regex_current_char_int
- \exp_after:wN \exp_after:wN \exp_after:wN \__regex_break_true:w
- \fi:
- \fi:
- \if_int_compare:w \l__regex_case_changed_char_int = \c_max_int
- \__regex_compute_case_changed_char:
- \fi:
- \reverse_if:N \if_int_compare:w #1 > \l__regex_case_changed_char_int
- \reverse_if:N \if_int_compare:w #2 < \l__regex_case_changed_char_int
- \exp_after:wN \exp_after:wN \exp_after:wN \__regex_break_true:w
- \fi:
- \fi:
- }
-\cs_new_protected:Npn \__regex_compute_case_changed_char:
- {
- \int_set_eq:NN \l__regex_case_changed_char_int \l__regex_current_char_int
- \if_int_compare:w \l__regex_current_char_int > `Z \exp_stop_f:
- \if_int_compare:w \l__regex_current_char_int > `z \exp_stop_f: \else:
- \if_int_compare:w \l__regex_current_char_int < `a \exp_stop_f: \else:
- \int_sub:Nn \l__regex_case_changed_char_int { \c__regex_ascii_lower_int }
- \fi:
- \fi:
- \else:
- \if_int_compare:w \l__regex_current_char_int < `A \exp_stop_f: \else:
- \int_add:Nn \l__regex_case_changed_char_int { \c__regex_ascii_lower_int }
- \fi:
- \fi:
- }
-\cs_new_eq:NN \__regex_item_equal:n ?
-\cs_new_eq:NN \__regex_item_range:nn ?
-\cs_new_protected:Npn \__regex_item_catcode:
- {
- "
- \if_case:w \l__regex_current_catcode_int
- 1 \or: 4 \or: 10 \or: 40
- \or: 100 \or: \or: 1000 \or: 4000
- \or: 10000 \or: \or: 100000 \or: 400000
- \or: 1000000 \or: 4000000 \else: 1*0
- \fi:
- }
-\cs_new_protected:Npn \__regex_item_catcode:nT #1
- {
- \if_int_odd:w \__int_eval:w #1 / \__regex_item_catcode: \__int_eval_end:
- \exp_after:wN \use:n
- \else:
- \exp_after:wN \use_none:n
- \fi:
- }
-\cs_new_protected:Npn \__regex_item_catcode_reverse:nT #1#2
- { \__regex_item_catcode:nT {#1} { \__regex_item_reverse:n {#2} } }
-\cs_new_protected:Npn \__regex_item_exact:nn #1#2
- {
- \if_int_compare:w #1 = \l__regex_current_catcode_int
- \if_int_compare:w #2 = \l__regex_current_char_int
- \exp_after:wN \exp_after:wN \exp_after:wN \__regex_break_true:w
- \fi:
- \fi:
- }
-\cs_new_protected:Npn \__regex_item_exact_cs:n #1
- {
- \int_compare:nNnTF \l__regex_current_catcode_int = 0
- {
- \tl_set:Nx \l__regex_internal_a_tl
- { \scan_stop: \__regex_current_cs_to_str: \scan_stop: }
- \tl_if_in:noTF { \scan_stop: #1 \scan_stop: } \l__regex_internal_a_tl
- { \__regex_break_true:w } { }
- }
- { }
- }
-\cs_new_protected:Npn \__regex_item_cs:n #1
- {
- \int_compare:nNnT \l__regex_current_catcode_int = 0
- {
- \group_begin:
- \tl_set:Nx \l__regex_cs_name_tl { \__regex_current_cs_to_str: }
- \__regex_single_match:
- \__regex_disable_submatches:
- \__regex_build_for_cs:n {#1}
- \bool_set_eq:NN \l__regex_saved_success_bool \g__regex_success_bool
- \exp_args:NV \__regex_match:n \l__regex_cs_name_tl
- \if_meaning:w \c_true_bool \g__regex_success_bool
- \group_insert_after:N \__regex_break_true:w
- \fi:
- \bool_gset_eq:NN \g__regex_success_bool \l__regex_saved_success_bool
- \group_end:
- }
- }
-\cs_new_protected:Npn \__regex_prop_d:
- { \__regex_item_caseful_range:nn { `0 } { `9 } }
-\cs_new_protected:Npn \__regex_prop_h:
- {
- \__regex_item_caseful_equal:n { `\ }
- \__regex_item_caseful_equal:n { `\^^I }
- }
-\cs_new_protected:Npn \__regex_prop_s:
- {
- \__regex_item_caseful_equal:n { `\ }
- \__regex_item_caseful_equal:n { `\^^I }
- \__regex_item_caseful_equal:n { `\^^J }
- \__regex_item_caseful_equal:n { `\^^L }
- \__regex_item_caseful_equal:n { `\^^M }
- }
-\cs_new_protected:Npn \__regex_prop_v:
- { \__regex_item_caseful_range:nn { `\^^J } { `\^^M } } % lf, vtab, ff, cr
-\cs_new_protected:Npn \__regex_prop_w:
- {
- \__regex_item_caseful_range:nn { `a } { `z }
- \__regex_item_caseful_range:nn { `A } { `Z }
- \__regex_item_caseful_range:nn { `0 } { `9 }
- \__regex_item_caseful_equal:n { `_ }
- }
-\cs_new_protected:Npn \__regex_prop_N:
- {
- \__regex_item_reverse:n
- { \__regex_item_caseful_equal:n { `\^^J } }
- }
-\cs_new_protected:Npn \__regex_posix_alnum:
- { \__regex_posix_alpha: \__regex_posix_digit: }
-\cs_new_protected:Npn \__regex_posix_alpha:
- { \__regex_posix_lower: \__regex_posix_upper: }
-\cs_new_protected:Npn \__regex_posix_ascii:
- {
- \__regex_item_caseful_range:nn
- \c__regex_ascii_min_int
- \c__regex_ascii_max_int
- }
-\cs_new_eq:NN \__regex_posix_blank: \__regex_prop_h:
-\cs_new_protected:Npn \__regex_posix_cntrl:
- {
- \__regex_item_caseful_range:nn
- \c__regex_ascii_min_int
- \c__regex_ascii_max_control_int
- \__regex_item_caseful_equal:n \c__regex_ascii_max_int
- }
-\cs_new_eq:NN \__regex_posix_digit: \__regex_prop_d:
-\cs_new_protected:Npn \__regex_posix_graph:
- { \__regex_item_caseful_range:nn { `! } { `\~ } }
-\cs_new_protected:Npn \__regex_posix_lower:
- { \__regex_item_caseful_range:nn { `a } { `z } }
-\cs_new_protected:Npn \__regex_posix_print:
- { \__regex_item_caseful_range:nn { `\ } { `\~ } }
-\cs_new_protected:Npn \__regex_posix_punct:
- {
- \__regex_item_caseful_range:nn { `! } { `/ }
- \__regex_item_caseful_range:nn { `: } { `@ }
- \__regex_item_caseful_range:nn { `[ } { `` }
- \__regex_item_caseful_range:nn { `\{ } { `\~ }
- }
-\cs_new_protected:Npn \__regex_posix_space:
- {
- \__regex_item_caseful_equal:n { `\ }
- \__regex_item_caseful_range:nn { `\^^I } { `\^^M }
- }
-\cs_new_protected:Npn \__regex_posix_upper:
- { \__regex_item_caseful_range:nn { `A } { `Z } }
-\cs_new_eq:NN \__regex_posix_word: \__regex_prop_w:
-\cs_new_protected:Npn \__regex_posix_xdigit:
- {
- \__regex_posix_digit:
- \__regex_item_caseful_range:nn { `A } { `F }
- \__regex_item_caseful_range:nn { `a } { `f }
- }
-\cs_new_protected:Npn \__regex_escape_use:nnnn #1#2#3#4
- {
- \__tl_build:Nw \l__regex_internal_a_tl
- \cs_set:Npn \__regex_escape_unescaped:N ##1 { #1 }
- \cs_set:Npn \__regex_escape_escaped:N ##1 { #2 }
- \cs_set:Npn \__regex_escape_raw:N ##1 { #3 }
- \__regex_standard_escapechar:
- \tl_gset:Nx \g__regex_internal_tl { \__str_to_other_fast:n {#4} }
- \tl_set:Nx \l__regex_internal_b_tl
- {
- \exp_after:wN \__regex_escape_loop:N \g__regex_internal_tl
- { break } \__prg_break_point:
- }
- \__tl_build_one:o \l__regex_internal_b_tl
- \__tl_build_end:
- \l__regex_internal_a_tl
- }
-\cs_new:Npn \__regex_escape_loop:N #1
- {
- \cs_if_exist_use:cF { __regex_escape_\token_to_str:N #1:w }
- { \__regex_escape_unescaped:N #1 }
- \__regex_escape_loop:N
- }
-\cs_new:cpn { __regex_escape_ \c_backslash_str :w }
- \__regex_escape_loop:N #1
- {
- \cs_if_exist_use:cF { __regex_escape_/\token_to_str:N #1:w }
- { \__regex_escape_escaped:N #1 }
- \__regex_escape_loop:N
- }
-\cs_new_eq:NN \__regex_escape_unescaped:N ?
-\cs_new_eq:NN \__regex_escape_escaped:N ?
-\cs_new_eq:NN \__regex_escape_raw:N ?
-\cs_new_eq:NN \__regex_escape_break:w \__prg_break:
-\cs_new:cpn { __regex_escape_/break:w }
- {
- \if_false: { \fi: }
- \__msg_kernel_error:nn { regex } { trailing-backslash }
- \exp_after:wN \use_none:n \exp_after:wN { \if_false: } \fi:
- }
-\cs_new:cpn { __regex_escape_~:w } { }
-\cs_new:cpx { __regex_escape_/a:w }
- { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^G }
-\cs_new:cpx { __regex_escape_/t:w }
- { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^I }
-\cs_new:cpx { __regex_escape_/n:w }
- { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^J }
-\cs_new:cpx { __regex_escape_/f:w }
- { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^L }
-\cs_new:cpx { __regex_escape_/r:w }
- { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^M }
-\cs_new:cpx { __regex_escape_/e:w }
- { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^[ }
-\cs_new:cpn { __regex_escape_/x:w } \__regex_escape_loop:N
- {
- \exp_after:wN \__regex_escape_x_end:w
- \__int_value:w "0 \__regex_escape_x_test:N
- }
-\cs_new:Npn \__regex_escape_x_end:w #1 ;
- {
- \int_compare:nNnTF {#1} > \c_max_char_int
- {
- \if_false: { \fi: }
- \__tl_build_one:o \l__regex_internal_b_tl
- \__msg_kernel_error:nnx { regex } { x-overflow } {#1}
- \tl_set:Nx \l__regex_internal_b_tl
- { \if_false: } \fi:
- }
- {
- \exp_last_unbraced:Nf \__regex_escape_raw:N
- { \char_generate:nn {#1} { 12 } }
- }
- }
-\cs_new:Npn \__regex_escape_x_test:N #1
- {
- \str_if_eq_x:nnTF {#1} { break } { ; }
- {
- \if_charcode:w \c_space_token #1
- \exp_after:wN \__regex_escape_x_test:N
- \else:
- \exp_after:wN \__regex_escape_x_testii:N
- \exp_after:wN #1
- \fi:
- }
- }
-\cs_new:Npn \__regex_escape_x_testii:N #1
- {
- \if_charcode:w \c_left_brace_str #1
- \exp_after:wN \__regex_escape_x_loop:N
- \else:
- \__regex_hexadecimal_use:NTF #1
- { \exp_after:wN \__regex_escape_x:N }
- { ; \exp_after:wN \__regex_escape_loop:N \exp_after:wN #1 }
- \fi:
- }
-\cs_new:Npn \__regex_escape_x:N #1
- {
- \str_if_eq_x:nnTF {#1} { break } { ; }
- {
- \__regex_hexadecimal_use:NTF #1
- { ; \__regex_escape_loop:N }
- { ; \__regex_escape_loop:N #1 }
- }
- }
-\cs_new:Npn \__regex_escape_x_loop:N #1
- {
- \str_if_eq_x:nnTF {#1} { break }
- { ; \__regex_escape_x_loop_error:n { } {#1} }
- {
- \__regex_hexadecimal_use:NTF #1
- { \__regex_escape_x_loop:N }
- {
- \token_if_eq_charcode:NNTF \c_space_token #1
- { \__regex_escape_x_loop:N }
- {
- ;
- \exp_after:wN
- \token_if_eq_charcode:NNTF \c_right_brace_str #1
- { \__regex_escape_loop:N }
- { \__regex_escape_x_loop_error:n {#1} }
- }
- }
- }
- }
-\cs_new:Npn \__regex_escape_x_loop_error:n #1
- {
- \if_false: { \fi: }
- \__tl_build_one:o \l__regex_internal_b_tl
- \__msg_kernel_error:nnx { regex } { x-missing-rbrace } {#1}
- \tl_set:Nx \l__regex_internal_b_tl
- { \if_false: } \fi: \__regex_escape_loop:N #1
- }
-\prg_new_conditional:Npnn \__regex_hexadecimal_use:N #1 { TF }
- {
- \if_int_compare:w 1 < "1 \token_to_str:N #1 \exp_stop_f:
- #1 \prg_return_true:
- \else:
- \if_case:w \__int_eval:w
- \exp_after:wN ` \token_to_str:N #1 - `a
- \__int_eval_end:
- A
- \or: B
- \or: C
- \or: D
- \or: E
- \or: F
- \else:
- \prg_return_false:
- \exp_after:wN \use_none:n
- \fi:
- \prg_return_true:
- \fi:
- }
-\prg_new_conditional:Npnn \__regex_char_if_special:N #1 { TF }
- {
- \if_int_compare:w `#1 > `Z \exp_stop_f:
- \if_int_compare:w `#1 > `z \exp_stop_f:
- \if_int_compare:w `#1 < \c__regex_ascii_max_int
- \prg_return_true: \else: \prg_return_false: \fi:
- \else:
- \if_int_compare:w `#1 < `a \exp_stop_f:
- \prg_return_true: \else: \prg_return_false: \fi:
- \fi:
- \else:
- \if_int_compare:w `#1 > `9 \exp_stop_f:
- \if_int_compare:w `#1 < `A \exp_stop_f:
- \prg_return_true: \else: \prg_return_false: \fi:
- \else:
- \if_int_compare:w `#1 < `0 \exp_stop_f:
- \if_int_compare:w `#1 < `\ \exp_stop_f:
- \prg_return_false: \else: \prg_return_true: \fi:
- \else: \prg_return_false: \fi:
- \fi:
- \fi:
- }
-\prg_new_conditional:Npnn \__regex_char_if_alphanumeric:N #1 { TF }
- {
- \if_int_compare:w `#1 > `Z \exp_stop_f:
- \if_int_compare:w `#1 > `z \exp_stop_f:
- \prg_return_false:
- \else:
- \if_int_compare:w `#1 < `a \exp_stop_f:
- \prg_return_false: \else: \prg_return_true: \fi:
- \fi:
- \else:
- \if_int_compare:w `#1 > `9 \exp_stop_f:
- \if_int_compare:w `#1 < `A \exp_stop_f:
- \prg_return_false: \else: \prg_return_true: \fi:
- \else:
- \if_int_compare:w `#1 < `0 \exp_stop_f:
- \prg_return_false: \else: \prg_return_true: \fi:
- \fi:
- \fi:
- }
-\int_new:N \l__regex_group_level_int
-\int_new:N \l__regex_mode_int
-\int_const:Nn \c__regex_cs_in_class_mode_int { -6 }
-\int_const:Nn \c__regex_cs_mode_int { -2 }
-\int_const:Nn \c__regex_outer_mode_int { 0 }
-\int_const:Nn \c__regex_catcode_mode_int { 2 }
-\int_const:Nn \c__regex_class_mode_int { 3 }
-\int_const:Nn \c__regex_catcode_in_class_mode_int { 6 }
-\int_new:N \l__regex_catcodes_int
-\int_new:N \l__regex_default_catcodes_int
-\bool_new:N \l__regex_catcodes_bool
-\int_const:Nn \c__regex_catcode_C_int { "1 }
-\int_const:Nn \c__regex_catcode_B_int { "4 }
-\int_const:Nn \c__regex_catcode_E_int { "10 }
-\int_const:Nn \c__regex_catcode_M_int { "40 }
-\int_const:Nn \c__regex_catcode_T_int { "100 }
-\int_const:Nn \c__regex_catcode_P_int { "1000 }
-\int_const:Nn \c__regex_catcode_U_int { "4000 }
-\int_const:Nn \c__regex_catcode_D_int { "10000 }
-\int_const:Nn \c__regex_catcode_S_int { "100000 }
-\int_const:Nn \c__regex_catcode_L_int { "400000 }
-\int_const:Nn \c__regex_catcode_O_int { "1000000 }
-\int_const:Nn \c__regex_catcode_A_int { "4000000 }
-\int_const:Nn \c__regex_all_catcodes_int { "5515155 }
-\cs_new_eq:NN \l__regex_internal_regex \c__regex_no_match_regex
-\seq_new:N \l__regex_show_prefix_seq
-\int_new:N \l__regex_show_lines_int
-\cs_new_protected:Npn \__regex_get_digits:NTFw #1#2#3#4#5
- {
- \__regex_if_raw_digit:NNTF #4 #5
- { #1 = #5 \__regex_get_digits_loop:nw {#2} }
- { #3 #4 #5 }
- }
-\cs_new:Npn \__regex_get_digits_loop:nw #1#2#3
- {
- \__regex_if_raw_digit:NNTF #2 #3
- { #3 \__regex_get_digits_loop:nw {#1} }
- { \scan_stop: #1 #2 #3 }
- }
-\prg_new_conditional:Npnn \__regex_if_raw_digit:NN #1#2 { TF }
- {
- \if_meaning:w \__regex_compile_raw:N #1
- \if_int_compare:w 1 < 1 #2 \exp_stop_f:
- \prg_return_true:
- \else:
- \prg_return_false:
- \fi:
- \else:
- \prg_return_false:
- \fi:
- }
-\cs_new:Npn \__regex_if_in_class:TF
- {
- \if_int_odd:w \l__regex_mode_int
- \exp_after:wN \use_i:nn
- \else:
- \exp_after:wN \use_ii:nn
- \fi:
- }
-\cs_new:Npn \__regex_if_in_cs:TF
- {
- \if_int_odd:w \l__regex_mode_int
- \exp_after:wN \use_ii:nn
- \else:
- \if_int_compare:w \l__regex_mode_int < \c__regex_outer_mode_int
- \exp_after:wN \exp_after:wN \exp_after:wN \use_i:nn
- \else:
- \exp_after:wN \exp_after:wN \exp_after:wN \use_ii:nn
- \fi:
- \fi:
- }
-\cs_new:Npn \__regex_if_in_class_or_catcode:TF
- {
- \if_int_odd:w \l__regex_mode_int
- \exp_after:wN \use_i:nn
- \else:
- \if_int_compare:w \l__regex_mode_int > \c__regex_outer_mode_int
- \exp_after:wN \exp_after:wN \exp_after:wN \use_i:nn
- \else:
- \exp_after:wN \exp_after:wN \exp_after:wN \use_ii:nn
- \fi:
- \fi:
- }
-\cs_new:Npn \__regex_if_within_catcode:TF
- {
- \if_int_compare:w \l__regex_mode_int > \c__regex_outer_mode_int
- \exp_after:wN \use_i:nn
- \else:
- \exp_after:wN \use_ii:nn
- \fi:
- }
-\cs_new_protected:Npn \__regex_chk_c_allowed:T
- {
- \if_int_compare:w \l__regex_mode_int = \c__regex_outer_mode_int
- \exp_after:wN \use:n
- \else:
- \if_int_compare:w \l__regex_mode_int = \c__regex_class_mode_int
- \exp_after:wN \exp_after:wN \exp_after:wN \use:n
- \else:
- \__msg_kernel_error:nn { regex } { c-bad-mode }
- \exp_after:wN \exp_after:wN \exp_after:wN \use_none:n
- \fi:
- \fi:
- }
-\cs_new_protected:Npn \__regex_mode_quit_c:
- {
- \if_int_compare:w \l__regex_mode_int = \c__regex_catcode_mode_int
- \int_set_eq:NN \l__regex_mode_int \c__regex_outer_mode_int
- \else:
- \if_int_compare:w \l__regex_mode_int = \c__regex_catcode_in_class_mode_int
- \int_set_eq:NN \l__regex_mode_int \c__regex_class_mode_int
- \fi:
- \fi:
- }
-\cs_new_protected:Npn \__regex_compile:w
- {
- \__tl_build_x:Nw \l__regex_internal_regex
- \int_zero:N \l__regex_group_level_int
- \int_set_eq:NN \l__regex_default_catcodes_int \c__regex_all_catcodes_int
- \int_set_eq:NN \l__regex_catcodes_int \l__regex_default_catcodes_int
- \cs_set:Npn \__regex_item_equal:n { \__regex_item_caseful_equal:n }
- \cs_set:Npn \__regex_item_range:nn { \__regex_item_caseful_range:nn }
- \__tl_build_one:n { \__regex_branch:n { \if_false: } \fi: }
- }
-\cs_new_protected:Npn \__regex_compile_end:
- {
- \__regex_if_in_class:TF
- {
- \__msg_kernel_error:nn { regex } { missing-rbrack }
- \use:c { __regex_compile_]: }
- \prg_do_nothing: \prg_do_nothing:
- }
- { }
- \if_int_compare:w \l__regex_group_level_int > 0 \exp_stop_f:
- \__msg_kernel_error:nnx { regex } { missing-rparen }
- { \int_use:N \l__regex_group_level_int }
- \prg_replicate:nn
- { \l__regex_group_level_int }
- {
- \__tl_build_one:n
- {
- \if_false: { \fi: }
- \if_false: { \fi: } { 1 } { 0 } \c_true_bool
- }
- \__tl_build_end:
- \__tl_build_one:o \l__regex_internal_regex
- }
- \fi:
- \__tl_build_one:n { \if_false: { \fi: } }
- \__tl_build_end:
- }
-\cs_new_protected:Npn \__regex_compile:n #1
- {
- \__regex_compile:w
- \__regex_standard_escapechar:
- \int_set_eq:NN \l__regex_mode_int \c__regex_outer_mode_int
- \__regex_escape_use:nnnn
- {
- \__regex_char_if_special:NTF ##1
- \__regex_compile_special:N \__regex_compile_raw:N ##1
- }
- {
- \__regex_char_if_alphanumeric:NTF ##1
- \__regex_compile_escaped:N \__regex_compile_raw:N ##1
- }
- { \__regex_compile_raw:N ##1 }
- { #1 }
- \prg_do_nothing: \prg_do_nothing:
- \prg_do_nothing: \prg_do_nothing:
- \int_compare:nNnT \l__regex_mode_int = \c__regex_catcode_mode_int
- { \__msg_kernel_error:nn { regex } { c-trailing } }
- \int_compare:nNnT \l__regex_mode_int < \c__regex_outer_mode_int
- {
- \__msg_kernel_error:nn { regex } { c-missing-rbrace }
- \__regex_compile_end_cs:
- \prg_do_nothing: \prg_do_nothing:
- \prg_do_nothing: \prg_do_nothing:
- }
- \__regex_compile_end:
- }
-\cs_new_protected:Npn \__regex_compile_special:N #1
- {
- \cs_if_exist_use:cF { __regex_compile_#1: }
- { \__regex_compile_raw:N #1 }
- }
-\cs_new_protected:Npn \__regex_compile_escaped:N #1
- {
- \cs_if_exist_use:cF { __regex_compile_/#1: }
- { \__regex_compile_raw:N #1 }
- }
-\cs_new_protected:Npn \__regex_compile_one:x #1
- {
- \__regex_mode_quit_c:
- \__regex_if_in_class:TF { }
- {
- \__tl_build_one:n
- { \__regex_class:NnnnN \c_true_bool { \if_false: } \fi: }
- }
- \__tl_build_one:x
- {
- \if_int_compare:w \l__regex_catcodes_int < \c__regex_all_catcodes_int
- \__regex_item_catcode:nT { \int_use:N \l__regex_catcodes_int }
- { \exp_not:N \exp_not:n {#1} }
- \else:
- \exp_not:N \exp_not:n {#1}
- \fi:
- }
- \int_set_eq:NN \l__regex_catcodes_int \l__regex_default_catcodes_int
- \__regex_if_in_class:TF { } { \__regex_compile_quantifier:w }
- }
-\cs_new_protected:Npn \__regex_compile_abort_tokens:n #1
- {
- \use:x
- {
- \exp_args:No \tl_map_function:nN { \tl_to_str:n {#1} }
- \__regex_compile_raw:N
- }
- }
-\cs_generate_variant:Nn \__regex_compile_abort_tokens:n { x }
-\cs_new_protected:Npn \__regex_compile_quantifier:w #1#2
- {
- \token_if_eq_meaning:NNTF #1 \__regex_compile_special:N
- {
- \cs_if_exist_use:cF { __regex_compile_quantifier_#2:w }
- { \__regex_compile_quantifier_none: #1 #2 }
- }
- { \__regex_compile_quantifier_none: #1 #2 }
- }
-\cs_new_protected:Npn \__regex_compile_quantifier_none:
- { \__tl_build_one:n { \if_false: { \fi: } { 1 } { 0 } \c_false_bool } }
-\cs_new_protected:Npn \__regex_compile_quantifier_abort:xNN #1#2#3
- {
- \__regex_compile_quantifier_none:
- \__msg_kernel_warning:nnxx { regex } { invalid-quantifier } {#1} {#3}
- \__regex_compile_abort_tokens:x {#1}
- #2 #3
- }
-\cs_new_protected:Npn \__regex_compile_quantifier_lazyness:nnNN #1#2#3#4
- {
- \str_if_eq:nnTF { #3 #4 } { \__regex_compile_special:N ? }
- { \__tl_build_one:n { \if_false: { \fi: } { #1 } { #2 } \c_true_bool } }
- {
- \__tl_build_one:n { \if_false: { \fi: } { #1 } { #2 } \c_false_bool }
- #3 #4
- }
- }
-\cs_new_protected:cpn { __regex_compile_quantifier_?:w }
- { \__regex_compile_quantifier_lazyness:nnNN { 0 } { 1 } }
-\cs_new_protected:cpn { __regex_compile_quantifier_*:w }
- { \__regex_compile_quantifier_lazyness:nnNN { 0 } { -1 } }
-\cs_new_protected:cpn { __regex_compile_quantifier_+:w }
- { \__regex_compile_quantifier_lazyness:nnNN { 1 } { -1 } }
-\cs_new_protected:cpn { __regex_compile_quantifier_ \c_left_brace_str :w }
- {
- \__regex_get_digits:NTFw \l__regex_internal_a_int
- { \__regex_compile_quantifier_braced_auxi:w }
- { \__regex_compile_quantifier_abort:xNN { \c_left_brace_str } }
- }
-\cs_new_protected:Npn \__regex_compile_quantifier_braced_auxi:w #1#2
- {
- \str_case_x:nnF { #1 #2 }
- {
- { \__regex_compile_special:N \c_right_brace_str }
- {
- \exp_args:No \__regex_compile_quantifier_lazyness:nnNN
- { \int_use:N \l__regex_internal_a_int } { 0 }
- }
- { \__regex_compile_special:N , }
- {
- \__regex_get_digits:NTFw \l__regex_internal_b_int
- { \__regex_compile_quantifier_braced_auxiii:w }
- { \__regex_compile_quantifier_braced_auxii:w }
- }
- }
- {
- \__regex_compile_quantifier_abort:xNN
- { \c_left_brace_str \int_use:N \l__regex_internal_a_int }
- #1 #2
- }
- }
-\cs_new_protected:Npn \__regex_compile_quantifier_braced_auxii:w #1#2
- {
- \str_if_eq_x:nnTF
- { #1 #2 } { \__regex_compile_special:N \c_right_brace_str }
- {
- \exp_args:No \__regex_compile_quantifier_lazyness:nnNN
- { \int_use:N \l__regex_internal_a_int } { -1 }
- }
- {
- \__regex_compile_quantifier_abort:xNN
- { \c_left_brace_str \int_use:N \l__regex_internal_a_int , }
- #1 #2
- }
- }
-\cs_new_protected:Npn \__regex_compile_quantifier_braced_auxiii:w #1#2
- {
- \str_if_eq_x:nnTF
- { #1 #2 } { \__regex_compile_special:N \c_right_brace_str }
- {
- \if_int_compare:w \l__regex_internal_a_int > \l__regex_internal_b_int
- \__msg_kernel_error:nnxx { regex } { backwards-quantifier }
- { \int_use:N \l__regex_internal_a_int }
- { \int_use:N \l__regex_internal_b_int }
- \int_zero:N \l__regex_internal_b_int
- \else:
- \int_sub:Nn \l__regex_internal_b_int \l__regex_internal_a_int
- \fi:
- \exp_args:Noo \__regex_compile_quantifier_lazyness:nnNN
- { \int_use:N \l__regex_internal_a_int }
- { \int_use:N \l__regex_internal_b_int }
- }
- {
- \__regex_compile_quantifier_abort:xNN
- {
- \c_left_brace_str
- \int_use:N \l__regex_internal_a_int ,
- \int_use:N \l__regex_internal_b_int
- }
- #1 #2
- }
- }
-\cs_new_protected:Npn \__regex_compile_raw_error:N #1
- {
- \__msg_kernel_error:nnx { regex } { bad-escape } {#1}
- \__regex_compile_raw:N #1
- }
-\cs_new_protected:Npn \__regex_compile_raw:N #1#2#3
- {
- \__regex_if_in_class:TF
- {
- \str_if_eq:nnTF {#2#3} { \__regex_compile_special:N - }
- { \__regex_compile_range:Nw #1 }
- {
- \__regex_compile_one:x
- { \__regex_item_equal:n { \__int_value:w `#1 ~ } }
- #2 #3
- }
- }
- {
- \__regex_compile_one:x
- { \__regex_item_equal:n { \__int_value:w `#1 ~ } }
- #2 #3
- }
- }
-\prg_new_protected_conditional:Npnn \__regex_if_end_range:NN #1#2 { TF }
- {
- \if_meaning:w \__regex_compile_raw:N #1
- \prg_return_true:
- \else:
- \if_meaning:w \__regex_compile_special:N #1
- \if_charcode:w ] #2
- \prg_return_false:
- \else:
- \prg_return_true:
- \fi:
- \else:
- \prg_return_false:
- \fi:
- \fi:
- }
-\cs_new_protected:Npn \__regex_compile_range:Nw #1#2#3
- {
- \__regex_if_end_range:NNTF #2 #3
- {
- \if_int_compare:w `#1 > `#3 \exp_stop_f:
- \__msg_kernel_error:nnxx { regex } { range-backwards } {#1} {#3}
- \else:
- \__tl_build_one:x
- {
- \if_int_compare:w `#1 = `#3 \exp_stop_f:
- \__regex_item_equal:n
- \else:
- \__regex_item_range:nn { \__int_value:w `#1 ~ }
- \fi:
- { \__int_value:w `#3 ~ }
- }
- \fi:
- }
- {
- \__msg_kernel_warning:nnxx { regex } { range-missing-end }
- {#1} { \c_backslash_str #3 }
- \__tl_build_one:x
- {
- \__regex_item_equal:n { \__int_value:w `#1 ~ }
- \__regex_item_equal:n { \__int_value:w `- ~ }
- }
- #2#3
- }
- }
-\cs_new_protected:cpx { __regex_compile_.: }
- {
- \exp_not:N \__regex_if_in_class:TF
- { \__regex_compile_raw:N . }
- { \__regex_compile_one:x \exp_not:c { __regex_prop_.: } }
- }
-\cs_new_protected:cpn { __regex_prop_.: }
- {
- \if_int_compare:w \l__regex_current_char_int > - 2 \exp_stop_f:
- \exp_after:wN \__regex_break_true:w
- \fi:
- }
-\cs_set_protected:Npn \__regex_tmp:w #1#2
- {
- \cs_new_protected:cpx { __regex_compile_/#1: }
- { \__regex_compile_one:x \exp_not:c { __regex_prop_#1: } }
- \cs_new_protected:cpx { __regex_compile_/#2: }
- {
- \__regex_compile_one:x
- { \__regex_item_reverse:n \exp_not:c { __regex_prop_#1: } }
- }
- }
-\__regex_tmp:w d D
-\__regex_tmp:w h H
-\__regex_tmp:w s S
-\__regex_tmp:w v V
-\__regex_tmp:w w W
-\cs_new_protected:cpn { __regex_compile_/N: }
- { \__regex_compile_one:x \__regex_prop_N: }
-\cs_new_protected:Npn \__regex_compile_anchor:NF #1#2
- {
- \__regex_if_in_class_or_catcode:TF {#2}
- {
- \__tl_build_one:n
- { \__regex_assertion:Nn \c_true_bool { \__regex_anchor:N #1 } }
- }
- }
-\cs_set_protected:Npn \__regex_tmp:w #1#2
- {
- \cs_new_protected:cpn { __regex_compile_/#1: }
- { \__regex_compile_anchor:NF #2 { \__regex_compile_raw_error:N #1 } }
- }
-\__regex_tmp:w A \l__regex_min_pos_int
-\__regex_tmp:w G \l__regex_start_pos_int
-\__regex_tmp:w Z \l__regex_max_pos_int
-\__regex_tmp:w z \l__regex_max_pos_int
-\cs_set_protected:Npn \__regex_tmp:w #1#2
- {
- \cs_new_protected:cpn { __regex_compile_#1: }
- { \__regex_compile_anchor:NF #2 { \__regex_compile_raw:N #1 } }
- }
-\exp_args:Nx \__regex_tmp:w { \iow_char:N \^ } \l__regex_min_pos_int
-\exp_args:Nx \__regex_tmp:w { \iow_char:N \$ } \l__regex_max_pos_int
-\cs_new_protected:cpn { __regex_compile_/b: }
- {
- \__regex_if_in_class_or_catcode:TF
- { \__regex_compile_raw_error:N b }
- {
- \__tl_build_one:n
- { \__regex_assertion:Nn \c_true_bool { \__regex_b_test: } }
- }
- }
-\cs_new_protected:cpn { __regex_compile_/B: }
- {
- \__regex_if_in_class_or_catcode:TF
- { \__regex_compile_raw_error:N B }
- {
- \__tl_build_one:n
- { \__regex_assertion:Nn \c_false_bool { \__regex_b_test: } }
- }
- }
-\cs_new_protected:cpn { __regex_compile_]: }
- {
- \__regex_if_in_class:TF
- {
- \if_int_compare:w \l__regex_mode_int > \c__regex_catcode_in_class_mode_int
- \__tl_build_one:n { \if_false: { \fi: } }
- \fi:
- \tex_advance:D \l__regex_mode_int - 15 \exp_stop_f:
- \tex_divide:D \l__regex_mode_int 13 \exp_stop_f:
- \if_int_odd:w \l__regex_mode_int \else:
- \exp_after:wN \__regex_compile_quantifier:w
- \fi:
- }
- { \__regex_compile_raw:N ] }
- }
-\cs_new_protected:cpn { __regex_compile_[: }
- {
- \__regex_if_in_class:TF
- { \__regex_compile_class_posix_test:w }
- {
- \__regex_if_within_catcode:TF
- {
- \exp_after:wN \__regex_compile_class_catcode:w
- \int_use:N \l__regex_catcodes_int ;
- }
- { \__regex_compile_class_normal:w }
- }
- }
-\cs_new_protected:Npn \__regex_compile_class_normal:w
- {
- \__regex_compile_class:TFNN
- { \__regex_class:NnnnN \c_true_bool }
- { \__regex_class:NnnnN \c_false_bool }
- }
-\cs_new_protected:Npn \__regex_compile_class_catcode:w #1;
- {
- \if_int_compare:w \l__regex_mode_int = \c__regex_catcode_mode_int
- \__tl_build_one:n
- { \__regex_class:NnnnN \c_true_bool { \if_false: } \fi: }
- \fi:
- \int_set_eq:NN \l__regex_catcodes_int \l__regex_default_catcodes_int
- \__regex_compile_class:TFNN
- { \__regex_item_catcode:nT {#1} }
- { \__regex_item_catcode_reverse:nT {#1} }
- }
-\cs_new_protected:Npn \__regex_compile_class:TFNN #1#2#3#4
- {
- \l__regex_mode_int = \__int_value:w \l__regex_mode_int 3 \exp_stop_f:
- \str_if_eq:nnTF { #3 #4 } { \__regex_compile_special:N ^ }
- {
- \__tl_build_one:n { #2 { \if_false: } \fi: }
- \__regex_compile_class:NN
- }
- {
- \__tl_build_one:n { #1 { \if_false: } \fi: }
- \__regex_compile_class:NN #3 #4
- }
- }
-\cs_new_protected:Npn \__regex_compile_class:NN #1#2
- {
- \token_if_eq_charcode:NNTF #2 ]
- { \__regex_compile_raw:N #2 }
- { #1 #2 }
- }
-\cs_new_protected:Npn \__regex_compile_class_posix_test:w #1#2
- {
- \token_if_eq_meaning:NNT \__regex_compile_special:N #1
- {
- \str_case:nn { #2 }
- {
- : { \__regex_compile_class_posix:NNNNw }
- = { \__msg_kernel_warning:nnx { regex } { posix-unsupported } { = } }
- . { \__msg_kernel_warning:nnx { regex } { posix-unsupported } { . } }
- }
- }
- \__regex_compile_raw:N [ #1 #2
- }
-\cs_new_protected:Npn \__regex_compile_class_posix:NNNNw #1#2#3#4#5#6
- {
- \str_if_eq:nnTF { #5 #6 } { \__regex_compile_special:N ^ }
- {
- \bool_set_false:N \l__regex_internal_bool
- \tl_set:Nx \l__regex_internal_a_tl { \if_false: } \fi:
- \__regex_compile_class_posix_loop:w
- }
- {
- \bool_set_true:N \l__regex_internal_bool
- \tl_set:Nx \l__regex_internal_a_tl { \if_false: } \fi:
- \__regex_compile_class_posix_loop:w #5 #6
- }
- }
-\cs_new:Npn \__regex_compile_class_posix_loop:w #1#2
- {
- \token_if_eq_meaning:NNTF \__regex_compile_raw:N #1
- { #2 \__regex_compile_class_posix_loop:w }
- { \if_false: { \fi: } \__regex_compile_class_posix_end:w #1 #2 }
- }
-\cs_new_protected:Npn \__regex_compile_class_posix_end:w #1#2#3#4
- {
- \str_if_eq:nnTF { #1 #2 #3 #4 }
- { \__regex_compile_special:N : \__regex_compile_special:N ] }
- {
- \cs_if_exist:cTF { __regex_posix_ \l__regex_internal_a_tl : }
- {
- \__regex_compile_one:x
- {
- \bool_if:NF \l__regex_internal_bool \__regex_item_reverse:n
- \exp_not:c { __regex_posix_ \l__regex_internal_a_tl : }
- }
- }
- {
- \__msg_kernel_warning:nnx { regex } { posix-unknown }
- { \l__regex_internal_a_tl }
- \__regex_compile_abort_tokens:x
- {
- [: \bool_if:NF \l__regex_internal_bool { ^ }
- \l__regex_internal_a_tl :]
- }
- }
- }
- {
- \__msg_kernel_error:nnxx { regex } { posix-missing-close }
- { [: \l__regex_internal_a_tl } { #2 #4 }
- \__regex_compile_abort_tokens:x { [: \l__regex_internal_a_tl }
- #1 #2 #3 #4
- }
- }
-\cs_new_protected:Npn \__regex_compile_group_begin:N #1
- {
- \__tl_build_one:n { #1 { \if_false: } \fi: }
- \__regex_mode_quit_c:
- \__tl_build:Nw \l__regex_internal_regex
- \int_set_eq:NN \l__regex_default_catcodes_int \l__regex_catcodes_int
- \int_incr:N \l__regex_group_level_int
- \__tl_build_one:n { \__regex_branch:n { \if_false: } \fi: }
- }
-\cs_new_protected:Npn \__regex_compile_group_end:
- {
- \if_int_compare:w \l__regex_group_level_int > 0 \exp_stop_f:
- \__tl_build_one:n { \if_false: { \fi: } }
- \__tl_build_end:
- \int_set_eq:NN \l__regex_catcodes_int \l__regex_default_catcodes_int
- \__tl_build_one:o \l__regex_internal_regex
- \exp_after:wN \__regex_compile_quantifier:w
- \else:
- \__msg_kernel_warning:nn { regex } { extra-rparen }
- \exp_after:wN \__regex_compile_raw:N \exp_after:wN )
- \fi:
- }
-\cs_new_protected:cpn { __regex_compile_(: }
- {
- \__regex_if_in_class:TF { \__regex_compile_raw:N ( }
- { \__regex_compile_lparen:w }
- }
-\cs_new_protected:Npn \__regex_compile_lparen:w #1#2#3#4
- {
- \str_if_eq:nnTF { #1 #2 } { \__regex_compile_special:N ? }
- {
- \cs_if_exist_use:cF
- { __regex_compile_special_group_\token_to_str:N #4 :w }
- {
- \__msg_kernel_warning:nnx { regex } { special-group-unknown }
- { (? #4 }
- \__regex_compile_group_begin:N \__regex_group:nnnN
- \__regex_compile_raw:N ? #3 #4
- }
- }
- {
- \__regex_compile_group_begin:N \__regex_group:nnnN
- #1 #2 #3 #4
- }
- }
-\cs_new_protected:cpn { __regex_compile_|: }
- {
- \__regex_if_in_class:TF { \__regex_compile_raw:N | }
- {
- \__tl_build_one:n
- { \if_false: { \fi: } \__regex_branch:n { \if_false: } \fi: }
- }
- }
-\cs_new_protected:cpn { __regex_compile_): }
- {
- \__regex_if_in_class:TF { \__regex_compile_raw:N ) }
- { \__regex_compile_group_end: }
- }
-\cs_new_protected:cpn { __regex_compile_special_group_::w }
- { \__regex_compile_group_begin:N \__regex_group_no_capture:nnnN }
-\cs_new_protected:cpn { __regex_compile_special_group_|:w }
- { \__regex_compile_group_begin:N \__regex_group_resetting:nnnN }
-\cs_new_protected:Npn \__regex_compile_special_group_i:w #1#2
- {
- \str_if_eq:nnTF { #1 #2 } { \__regex_compile_special:N ) }
- {
- \cs_set:Npn \__regex_item_equal:n { \__regex_item_caseless_equal:n }
- \cs_set:Npn \__regex_item_range:nn { \__regex_item_caseless_range:nn }
- }
- {
- \__msg_kernel_warning:nnx { regex } { unknown-option } { (?i #2 }
- \__regex_compile_raw:N (
- \__regex_compile_raw:N ?
- \__regex_compile_raw:N i
- #1 #2
- }
- }
-\cs_new_protected:cpn { __regex_compile_special_group_-:w } #1#2#3#4
- {
- \str_if_eq:nnTF { #1 #2 #3 #4 }
- { \__regex_compile_raw:N i \__regex_compile_special:N ) }
- {
- \cs_set:Npn \__regex_item_equal:n { \__regex_item_caseful_equal:n }
- \cs_set:Npn \__regex_item_range:nn { \__regex_item_caseful_range:nn }
- }
- {
- \__msg_kernel_warning:nnx { regex } { unknown-option } { (?-#2#4 }
- \__regex_compile_raw:N (
- \__regex_compile_raw:N ?
- \__regex_compile_raw:N -
- #1 #2 #3 #4
- }
- }
-\cs_new_protected:cpn { __regex_compile_/c: }
- { \__regex_chk_c_allowed:T { \__regex_compile_c_test:NN } }
-\cs_new_protected:Npn \__regex_compile_c_test:NN #1#2
- {
- \token_if_eq_meaning:NNTF #1 \__regex_compile_raw:N
- {
- \int_if_exist:cTF { c__regex_catcode_#2_int }
- {
- \int_set_eq:Nc \l__regex_catcodes_int { c__regex_catcode_#2_int }
- \l__regex_mode_int
- = \if_case:w \l__regex_mode_int
- \c__regex_catcode_mode_int
- \else:
- \c__regex_catcode_in_class_mode_int
- \fi:
- }
- }
- { \cs_if_exist_use:cF { __regex_compile_c_#2:w } }
- {
- \__msg_kernel_error:nnx { regex } { c-missing-category } {#2}
- #1 #2
- }
- }
-\cs_new_protected:cpn { __regex_compile_c_[:w } #1#2
- {
- \l__regex_mode_int
- = \if_case:w \l__regex_mode_int
- \c__regex_catcode_mode_int
- \else:
- \c__regex_catcode_in_class_mode_int
- \fi:
- \int_zero:N \l__regex_catcodes_int
- \str_if_eq:nnTF { #1 #2 } { \__regex_compile_special:N ^ }
- {
- \bool_set_false:N \l__regex_catcodes_bool
- \__regex_compile_c_lbrack_loop:NN
- }
- {
- \bool_set_true:N \l__regex_catcodes_bool
- \__regex_compile_c_lbrack_loop:NN
- #1 #2
- }
- }
-\cs_new_protected:Npn \__regex_compile_c_lbrack_loop:NN #1#2
- {
- \token_if_eq_meaning:NNTF #1 \__regex_compile_raw:N
- {
- \int_if_exist:cTF { c__regex_catcode_#2_int }
- {
- \exp_args:Nc \__regex_compile_c_lbrack_add:N
- { c__regex_catcode_#2_int }
- \__regex_compile_c_lbrack_loop:NN
- }
- }
- {
- \token_if_eq_charcode:NNTF #2 ]
- { \__regex_compile_c_lbrack_end: }
- }
- {
- \__msg_kernel_error:nnx { regex } { c-missing-rbrack } {#2}
- \__regex_compile_c_lbrack_end:
- #1 #2
- }
- }
-\cs_new_protected:Npn \__regex_compile_c_lbrack_add:N #1
- {
- \if_int_odd:w \__int_eval:w \l__regex_catcodes_int / #1 \__int_eval_end:
- \else:
- \int_add:Nn \l__regex_catcodes_int {#1}
- \fi:
- }
-\cs_new_protected:Npn \__regex_compile_c_lbrack_end:
- {
- \if_meaning:w \c_false_bool \l__regex_catcodes_bool
- \int_set:Nn \l__regex_catcodes_int
- { \c__regex_all_catcodes_int - \l__regex_catcodes_int }
- \fi:
- }
-\cs_new_protected:cpn { __regex_compile_c_ \c_left_brace_str :w }
- {
- \__regex_compile:w
- \__regex_disable_submatches:
- \l__regex_mode_int
- = \if_case:w \l__regex_mode_int
- \c__regex_cs_mode_int
- \else:
- \c__regex_cs_in_class_mode_int
- \fi:
- }
-\flag_new:n { __regex_cs }
-\cs_new_protected:cpn { __regex_compile_ \c_right_brace_str : }
- {
- \__regex_if_in_cs:TF
- { \__regex_compile_end_cs: }
- { \exp_after:wN \__regex_compile_raw:N \c_right_brace_str }
- }
-\cs_new_protected:Npn \__regex_compile_end_cs:
- {
- \__regex_compile_end:
- \flag_clear:n { __regex_cs }
- \tl_set:Nx \l__regex_internal_a_tl
- {
- \exp_after:wN \__regex_compile_cs_aux:Nn \l__regex_internal_regex
- \q_nil \q_nil \q_recursion_stop
- }
- \exp_args:Nx \__regex_compile_one:x
- {
- \flag_if_raised:nTF { __regex_cs }
- { \__regex_item_cs:n { \exp_not:o \l__regex_internal_regex } }
- { \__regex_item_exact_cs:n { \tl_tail:N \l__regex_internal_a_tl } }
- }
- }
-\cs_new:Npn \__regex_compile_cs_aux:Nn #1#2
- {
- \cs_if_eq:NNTF #1 \__regex_branch:n
- {
- \scan_stop:
- \__regex_compile_cs_aux:NNnnnN #2
- \q_nil \q_nil \q_nil \q_nil \q_nil \q_nil \q_recursion_stop
- \__regex_compile_cs_aux:Nn
- }
- {
- \quark_if_nil:NF #1 { \flag_raise:n { __regex_cs } }
- \use_none_delimit_by_q_recursion_stop:w
- }
- }
-\cs_new:Npn \__regex_compile_cs_aux:NNnnnN #1#2#3#4#5#6
- {
- \bool_lazy_all:nTF
- {
- { \cs_if_eq_p:NN #1 \__regex_class:NnnnN }
- {#2}
- { \tl_if_head_eq_meaning_p:nN {#3} \__regex_item_caseful_equal:n }
- { \int_compare_p:nNn { \tl_count:n {#3} } = { 2 } }
- { \int_compare_p:nNn {#5} = { 0 } }
- }
- {
- \prg_replicate:nn {#4}
- { \char_generate:nn { \use_ii:nn #3 } {12} }
- \__regex_compile_cs_aux:NNnnnN
- }
- {
- \quark_if_nil:NF #1
- {
- \flag_raise:n { __regex_cs }
- \use_i_delimit_by_q_recursion_stop:nw
- }
- \use_none_delimit_by_q_recursion_stop:w
- }
- }
-\cs_new_protected:cpn { __regex_compile_/u: } #1#2
- {
- \__regex_if_in_class_or_catcode:TF
- { \__regex_compile_raw_error:N u #1 #2 }
- {
- \str_if_eq_x:nnTF {#1#2} { \__regex_compile_special:N \c_left_brace_str }
- {
- \tl_set:Nx \l__regex_internal_a_tl { \if_false: } \fi:
- \__regex_compile_u_loop:NN
- }
- {
- \__msg_kernel_error:nn { regex } { u-missing-lbrace }
- \__regex_compile_raw:N u #1 #2
- }
- }
- }
-\cs_new:Npn \__regex_compile_u_loop:NN #1#2
- {
- \token_if_eq_meaning:NNTF #1 \__regex_compile_raw:N
- { #2 \__regex_compile_u_loop:NN }
- {
- \token_if_eq_meaning:NNTF #1 \__regex_compile_special:N
- {
- \exp_after:wN \token_if_eq_charcode:NNTF \c_right_brace_str #2
- { \if_false: { \fi: } \__regex_compile_u_end: }
- { #2 \__regex_compile_u_loop:NN }
- }
- {
- \if_false: { \fi: }
- \__msg_kernel_error:nnx { regex } { u-missing-rbrace } {#2}
- \__regex_compile_u_end:
- #1 #2
- }
- }
- }
-\cs_new_protected:Npn \__regex_compile_u_end:
- {
- \tl_set:Nv \l__regex_internal_a_tl { \l__regex_internal_a_tl }
- \if_int_compare:w \l__regex_mode_int = \c__regex_outer_mode_int
- \__regex_compile_u_not_cs:
- \else:
- \__regex_compile_u_in_cs:
- \fi:
- }
-\cs_new_protected:Npn \__regex_compile_u_in_cs:
- {
- \tl_gset:Nx \g__regex_internal_tl
- { \exp_args:No \__str_to_other_fast:n { \l__regex_internal_a_tl } }
- \__tl_build_one:x
- {
- \tl_map_function:NN \g__regex_internal_tl
- \__regex_compile_u_in_cs_aux:n
- }
- }
-\cs_new:Npn \__regex_compile_u_in_cs_aux:n #1
- {
- \__regex_class:NnnnN \c_true_bool
- { \__regex_item_caseful_equal:n { \__int_value:w `#1 } }
- { 1 } { 0 } \c_false_bool
- }
-\cs_new_protected:Npn \__regex_compile_u_not_cs:
- {
- \exp_args:No \__tl_analysis_map_inline:nn { \l__regex_internal_a_tl }
- {
- \__tl_build_one:n
- {
- \__regex_class:NnnnN \c_true_bool
- {
- \if_int_compare:w "##2 = 0 \exp_stop_f:
- \__regex_item_exact_cs:n { \exp_after:wN \cs_to_str:N ##1 }
- \else:
- \__regex_item_exact:nn { \__int_value:w "##2 } { ##3 }
- \fi:
- }
- { 1 } { 0 } \c_false_bool
- }
- }
- }
-\cs_new_protected:cpn { __regex_compile_/K: }
- {
- \int_compare:nNnTF \l__regex_mode_int = \c__regex_outer_mode_int
- { \__tl_build_one:n { \__regex_command_K: } }
- { \__regex_compile_raw_error:N K }
- }
-\cs_new_protected:Npn \__regex_show:Nn #1#2
- {
- \__tl_build:Nw \l__regex_internal_a_tl
- \cs_set_protected:Npn \__regex_branch:n
- {
- \seq_pop_right:NN \l__regex_show_prefix_seq \l__regex_internal_a_tl
- \__regex_show_one:n { +-branch }
- \seq_put_right:No \l__regex_show_prefix_seq \l__regex_internal_a_tl
- \use:n
- }
- \cs_set_protected:Npn \__regex_group:nnnN
- { \__regex_show_group_aux:nnnnN { } }
- \cs_set_protected:Npn \__regex_group_no_capture:nnnN
- { \__regex_show_group_aux:nnnnN { ~(no~capture) } }
- \cs_set_protected:Npn \__regex_group_resetting:nnnN
- { \__regex_show_group_aux:nnnnN { ~(resetting) } }
- \cs_set_eq:NN \__regex_class:NnnnN \__regex_show_class:NnnnN
- \cs_set_protected:Npn \__regex_command_K:
- { \__regex_show_one:n { reset~match~start~(\iow_char:N\\K) } }
- \cs_set_protected:Npn \__regex_assertion:Nn ##1##2
- { \__regex_show_one:n { \bool_if:NF ##1 { negative~ } assertion:~##2 } }
- \cs_set:Npn \__regex_b_test: { word~boundary }
- \cs_set_eq:NN \__regex_anchor:N \__regex_show_anchor_to_str:N
- \cs_set_protected:Npn \__regex_item_caseful_equal:n ##1
- { \__regex_show_one:n { char~code~\int_eval:n{##1} } }
- \cs_set_protected:Npn \__regex_item_caseful_range:nn ##1##2
- { \__regex_show_one:n { range~[\int_eval:n{##1}, \int_eval:n{##2}] } }
- \cs_set_protected:Npn \__regex_item_caseless_equal:n ##1
- { \__regex_show_one:n { char~code~\int_eval:n{##1}~(caseless) } }
- \cs_set_protected:Npn \__regex_item_caseless_range:nn ##1##2
- {
- \__regex_show_one:n
- { Range~[\int_eval:n{##1}, \int_eval:n{##2}]~(caseless) }
- }
- \cs_set_protected:Npn \__regex_item_catcode:nT
- { \__regex_show_item_catcode:NnT \c_true_bool }
- \cs_set_protected:Npn \__regex_item_catcode_reverse:nT
- { \__regex_show_item_catcode:NnT \c_false_bool }
- \cs_set_protected:Npn \__regex_item_reverse:n
- { \__regex_show_scope:nn { Reversed~match } }
- \cs_set_protected:Npn \__regex_item_exact:nn ##1##2
- { \__regex_show_one:n { char~##2,~catcode~##1 } }
- \cs_set_eq:NN \__regex_item_exact_cs:n \__regex_show_item_exact_cs:n
- \cs_set_protected:Npn \__regex_item_cs:n
- { \__regex_show_scope:nn { control~sequence } }
- \cs_set:cpn { __regex_prop_.: } { \__regex_show_one:n { any~token } }
- \seq_clear:N \l__regex_show_prefix_seq
- \__regex_show_push:n { ~ }
- \cs_if_exist_use:N #1
- \__tl_build_end:
- \__msg_show_variable:NNNnn #1 \cs_if_exist:NTF ? { }
- { >~Compiled~regex~#2: \l__regex_internal_a_tl }
- }
-\cs_new_protected:Npn \__regex_show_one:n #1
- {
- \int_incr:N \l__regex_show_lines_int
- \__tl_build_one:x
- {
- \exp_not:N \\
- \seq_map_function:NN \l__regex_show_prefix_seq \use:n
- #1
- }
- }
-\cs_new_protected:Npn \__regex_show_push:n #1
- { \seq_put_right:Nx \l__regex_show_prefix_seq { #1 ~ } }
-\cs_new_protected:Npn \__regex_show_pop:
- { \seq_pop_right:NN \l__regex_show_prefix_seq \l__regex_internal_a_tl }
-\cs_new_protected:Npn \__regex_show_scope:nn #1#2
- {
- \__regex_show_one:n {#1}
- \__regex_show_push:n { ~ }
- #2
- \__regex_show_pop:
- }
-\cs_new_protected:Npn \__regex_show_group_aux:nnnnN #1#2#3#4#5
- {
- \__regex_show_one:n { ,-group~begin #1 }
- \__regex_show_push:n { | }
- \use_ii:nn #2
- \__regex_show_pop:
- \__regex_show_one:n
- { `-group~end \__regex_msg_repeated:nnN {#3} {#4} #5 }
- }
-\cs_set:Npn \__regex_show_class:NnnnN #1#2#3#4#5
- {
- \__tl_build:Nw \l__regex_internal_a_tl
- \int_zero:N \l__regex_show_lines_int
- \__regex_show_push:n {~}
- #2
- \exp_last_unbraced:Nf
- \int_case:nnF { \l__regex_show_lines_int }
- {
- {0}
- {
- \__tl_build_end:
- \__regex_show_one:n { \bool_if:NTF #1 { Fail } { Pass } }
- }
- {1}
- {
- \__tl_build_end:
- \bool_if:NTF #1
- {
- #2
- \__tl_build_one:n { \__regex_msg_repeated:nnN {#3} {#4} #5 }
- }
- {
- \__regex_show_one:n
- { Don't~match~\__regex_msg_repeated:nnN {#3} {#4} #5 }
- \__tl_build_one:o \l__regex_internal_a_tl
- }
- }
- }
- {
- \__tl_build_end:
- \__regex_show_one:n
- {
- \bool_if:NTF #1 { M } { Don't~m } atch
- \__regex_msg_repeated:nnN {#3} {#4} #5
- }
- \__tl_build_one:o \l__regex_internal_a_tl
- }
- }
-\cs_new:Npn \__regex_show_anchor_to_str:N #1
- {
- anchor~at~
- \str_case:nnF { #1 }
- {
- { \l__regex_min_pos_int } { start~(\iow_char:N\\A) }
- { \l__regex_start_pos_int } { start~of~match~(\iow_char:N\\G) }
- { \l__regex_max_pos_int } { end~(\iow_char:N\\Z) }
- }
- { <error:~'#1'~not~recognized> }
- }
-\cs_new_protected:Npn \__regex_show_item_catcode:NnT #1#2
- {
- \seq_set_split:Nnn \l__regex_internal_seq { } { CBEMTPUDSLOA }
- \seq_set_filter:NNn \l__regex_internal_seq \l__regex_internal_seq
- { \int_if_odd_p:n { #2 / \int_use:c { c__regex_catcode_##1_int } } }
- \__regex_show_scope:nn
- {
- categories~
- \seq_map_function:NN \l__regex_internal_seq \use:n
- , ~
- \bool_if:NF #1 { negative~ } class
- }
- }
-\cs_new_protected:Npn \__regex_show_item_exact_cs:n #1
- {
- \seq_set_split:Nnn \l__regex_internal_seq { \scan_stop: } {#1}
- \seq_set_map:NNn \l__regex_internal_seq
- \l__regex_internal_seq { \iow_char:N\\##1 }
- \__regex_show_one:n
- { control~sequence~ \seq_use:Nn \l__regex_internal_seq { ~or~ } }
- }
-\int_new:N \l__regex_min_state_int
-\int_set:Nn \l__regex_min_state_int { 1 }
-\int_new:N \l__regex_max_state_int
-\int_new:N \l__regex_left_state_int
-\int_new:N \l__regex_right_state_int
-\seq_new:N \l__regex_left_state_seq
-\seq_new:N \l__regex_right_state_seq
-\int_new:N \l__regex_capturing_group_int
-\cs_new_protected:Npn \__regex_build:n #1
- {
- \__regex_compile:n {#1}
- \__regex_build:N \l__regex_internal_regex
- }
-\cs_new_protected:Npn \__regex_build:N #1
- {
- \__regex_standard_escapechar:
- \int_zero:N \l__regex_capturing_group_int
- \int_set_eq:NN \l__regex_max_state_int \l__regex_min_state_int
- \__regex_build_new_state:
- \__regex_build_new_state:
- \__regex_toks_put_right:Nn \l__regex_left_state_int
- { \__regex_action_start_wildcard: }
- \__regex_group:nnnN {#1} { 1 } { 0 } \c_false_bool
- \__regex_toks_put_right:Nn \l__regex_right_state_int
- { \__regex_action_success: }
- }
-\cs_new_protected:Npn \__regex_build_for_cs:n #1
- {
- \int_set_eq:NN \l__regex_max_state_int \l__regex_min_state_int
- \__regex_build_new_state:
- \__regex_build_new_state:
- \__regex_push_lr_states:
- #1
- \__regex_pop_lr_states:
- \__regex_toks_put_right:Nn \l__regex_right_state_int
- {
- \if_int_compare:w \l__regex_current_pos_int = \l__regex_max_pos_int
- \exp_after:wN \__regex_action_success:
- \fi:
- }
- }
-\cs_new_protected:Npn \__regex_push_lr_states:
- {
- \seq_push:No \l__regex_left_state_seq
- { \int_use:N \l__regex_left_state_int }
- \seq_push:No \l__regex_right_state_seq
- { \int_use:N \l__regex_right_state_int }
- }
-\cs_new_protected:Npn \__regex_pop_lr_states:
- {
- \seq_pop:NN \l__regex_left_state_seq \l__regex_internal_a_tl
- \int_set:Nn \l__regex_left_state_int \l__regex_internal_a_tl
- \seq_pop:NN \l__regex_right_state_seq \l__regex_internal_a_tl
- \int_set:Nn \l__regex_right_state_int \l__regex_internal_a_tl
- }
-\cs_new_protected:Npn \__regex_build_transition_left:NNN #1#2#3
- { \__regex_toks_put_left:Nx #2 { #1 { \int_eval:n { #3 - #2 } } } }
-\cs_new_protected:Npn \__regex_build_transition_right:nNn #1#2#3
- { \__regex_toks_put_right:Nx #2 { #1 { \int_eval:n { #3 - #2 } } } }
-\cs_new_protected:Npn \__regex_build_new_state:
- {
- \__regex_toks_clear:N \l__regex_max_state_int
- \int_set_eq:NN \l__regex_left_state_int \l__regex_right_state_int
- \int_set_eq:NN \l__regex_right_state_int \l__regex_max_state_int
- \int_incr:N \l__regex_max_state_int
- }
-\cs_new_protected:Npn \__regex_build_transitions_lazyness:NNNNN #1#2#3#4#5
- {
- \__regex_build_new_state:
- \__regex_toks_put_right:Nx \l__regex_left_state_int
- {
- \if_meaning:w \c_true_bool #1
- #2 { \int_eval:n { #3 - \l__regex_left_state_int } }
- #4 { \int_eval:n { #5 - \l__regex_left_state_int } }
- \else:
- #4 { \int_eval:n { #5 - \l__regex_left_state_int } }
- #2 { \int_eval:n { #3 - \l__regex_left_state_int } }
- \fi:
- }
- }
-\cs_new_protected:Npn \__regex_class:NnnnN #1#2#3#4#5
- {
- \cs_set:Npx \__regex_tests_action_cost:n ##1
- {
- \exp_not:n { \exp_not:n {#2} }
- \bool_if:NTF #1
- { \__regex_break_point:TF { \__regex_action_cost:n {##1} } { } }
- { \__regex_break_point:TF { } { \__regex_action_cost:n {##1} } }
- }
- \if_case:w - #4 \exp_stop_f:
- \__regex_class_repeat:n {#3}
- \or: \__regex_class_repeat:nN {#3} #5
- \else: \__regex_class_repeat:nnN {#3} {#4} #5
- \fi:
- }
-\cs_new:Npn \__regex_tests_action_cost:n { \__regex_action_cost:n }
-\cs_new_protected:Npn \__regex_class_repeat:n #1
- {
- \prg_replicate:nn {#1}
- {
- \__regex_build_new_state:
- \__regex_build_transition_right:nNn \__regex_tests_action_cost:n
- \l__regex_left_state_int \l__regex_right_state_int
- }
- }
-\cs_new_protected:Npn \__regex_class_repeat:nN #1#2
- {
- \if_int_compare:w #1 = 0 \exp_stop_f:
- \__regex_build_transitions_lazyness:NNNNN #2
- \__regex_action_free:n \l__regex_right_state_int
- \__regex_tests_action_cost:n \l__regex_left_state_int
- \else:
- \__regex_class_repeat:n {#1}
- \int_set_eq:NN \l__regex_internal_a_int \l__regex_left_state_int
- \__regex_build_transitions_lazyness:NNNNN #2
- \__regex_action_free:n \l__regex_right_state_int
- \__regex_action_free:n \l__regex_internal_a_int
- \fi:
- }
-\cs_new_protected:Npn \__regex_class_repeat:nnN #1#2#3
- {
- \__regex_class_repeat:n {#1}
- \int_set:Nn \l__regex_internal_a_int
- { \l__regex_max_state_int + #2 - 1 }
- \prg_replicate:nn { #2 }
- {
- \__regex_build_transitions_lazyness:NNNNN #3
- \__regex_action_free:n \l__regex_internal_a_int
- \__regex_tests_action_cost:n \l__regex_right_state_int
- }
- }
-\cs_new_protected:Npn \__regex_group_aux:nnnnN #1#2#3#4#5
- {
- \if_int_compare:w #3 = 0 \exp_stop_f:
- \__regex_build_new_state:
- \__regex_build_transition_right:nNn \__regex_action_free_group:n
- \l__regex_left_state_int \l__regex_right_state_int
- \fi:
- \__regex_build_new_state:
- \__regex_push_lr_states:
- #2
- \__regex_pop_lr_states:
- \if_case:w - #4 \exp_stop_f:
- \__regex_group_repeat:nn {#1} {#3}
- \or: \__regex_group_repeat:nnN {#1} {#3} #5
- \else: \__regex_group_repeat:nnnN {#1} {#3} {#4} #5
- \fi:
- }
-\cs_new_protected:Npn \__regex_group:nnnN #1
- {
- \exp_args:No \__regex_group_aux:nnnnN
- { \int_use:N \l__regex_capturing_group_int }
- {
- \int_incr:N \l__regex_capturing_group_int
- #1
- }
- }
-\cs_new_protected:Npn \__regex_group_no_capture:nnnN
- { \__regex_group_aux:nnnnN { -1 } }
-\cs_new_protected:Npn \__regex_group_resetting:nnnN #1
- {
- \__regex_group_aux:nnnnN { -1 }
- {
- \exp_args:Noo \__regex_group_resetting_loop:nnNn
- { \int_use:N \l__regex_capturing_group_int }
- { \int_use:N \l__regex_capturing_group_int }
- #1
- { ?? \__prg_break:n } { }
- \__prg_break_point:
- }
- }
-\cs_new_protected:Npn \__regex_group_resetting_loop:nnNn #1#2#3#4
- {
- \use_none:nn #3 { \int_set:Nn \l__regex_capturing_group_int {#1} }
- \int_set:Nn \l__regex_capturing_group_int {#2}
- #3 {#4}
- \exp_args:Nf \__regex_group_resetting_loop:nnNn
- { \int_max:nn {#1} { \l__regex_capturing_group_int } }
- {#2}
- }
-\cs_new_protected:Npn \__regex_branch:n #1
- {
- \__regex_build_new_state:
- \seq_get:NN \l__regex_left_state_seq \l__regex_internal_a_tl
- \int_set:Nn \l__regex_left_state_int \l__regex_internal_a_tl
- \__regex_build_transition_right:nNn \__regex_action_free:n
- \l__regex_left_state_int \l__regex_right_state_int
- #1
- \seq_get:NN \l__regex_right_state_seq \l__regex_internal_a_tl
- \__regex_build_transition_right:nNn \__regex_action_free:n
- \l__regex_right_state_int \l__regex_internal_a_tl
- }
-\cs_new_protected:Npn \__regex_group_repeat:nn #1#2
- {
- \if_int_compare:w #2 = 0 \exp_stop_f:
- \int_set:Nn \l__regex_max_state_int
- { \l__regex_left_state_int - 1 }
- \__regex_build_new_state:
- \else:
- \__regex_group_repeat_aux:n {#2}
- \__regex_group_submatches:nNN {#1}
- \l__regex_internal_a_int \l__regex_right_state_int
- \__regex_build_new_state:
- \fi:
- }
-\cs_new_protected:Npn \__regex_group_submatches:nNN #1#2#3
- {
- \if_int_compare:w #1 > - 1 \exp_stop_f:
- \__regex_toks_put_left:Nx #2 { \__regex_action_submatch:n { #1 < } }
- \__regex_toks_put_left:Nx #3 { \__regex_action_submatch:n { #1 > } }
- \fi:
- }
-\cs_new_protected:Npn \__regex_group_repeat_aux:n #1
- {
- \__regex_build_transition_right:nNn \__regex_action_free:n
- \l__regex_right_state_int \l__regex_max_state_int
- \int_set_eq:NN \l__regex_internal_a_int \l__regex_left_state_int
- \int_set_eq:NN \l__regex_internal_b_int \l__regex_max_state_int
- \if_int_compare:w \__int_eval:w #1 > 1 \exp_stop_f:
- \int_set:Nn \l__regex_internal_c_int
- {
- ( #1 - 1 )
- * ( \l__regex_internal_b_int - \l__regex_internal_a_int )
- }
- \int_add:Nn \l__regex_right_state_int { \l__regex_internal_c_int }
- \int_add:Nn \l__regex_max_state_int { \l__regex_internal_c_int }
- \__regex_toks_memcpy:NNn
- \l__regex_internal_b_int
- \l__regex_internal_a_int
- \l__regex_internal_c_int
- \fi:
- }
-\cs_new_protected:Npn \__regex_group_repeat:nnN #1#2#3
- {
- \if_int_compare:w #2 = 0 \exp_stop_f:
- \__regex_group_submatches:nNN {#1}
- \l__regex_left_state_int \l__regex_right_state_int
- \int_set:Nn \l__regex_internal_a_int
- { \l__regex_left_state_int - 1 }
- \__regex_build_transition_right:nNn \__regex_action_free:n
- \l__regex_right_state_int \l__regex_internal_a_int
- \__regex_build_new_state:
- \if_meaning:w \c_true_bool #3
- \__regex_build_transition_left:NNN \__regex_action_free:n
- \l__regex_internal_a_int \l__regex_right_state_int
- \else:
- \__regex_build_transition_right:nNn \__regex_action_free:n
- \l__regex_internal_a_int \l__regex_right_state_int
- \fi:
- \else:
- \__regex_group_repeat_aux:n {#2}
- \__regex_group_submatches:nNN {#1}
- \l__regex_internal_a_int \l__regex_right_state_int
- \if_meaning:w \c_true_bool #3
- \__regex_build_transition_right:nNn \__regex_action_free_group:n
- \l__regex_right_state_int \l__regex_internal_a_int
- \else:
- \__regex_build_transition_left:NNN \__regex_action_free_group:n
- \l__regex_right_state_int \l__regex_internal_a_int
- \fi:
- \__regex_build_new_state:
- \fi:
- }
-\cs_new_protected:Npn \__regex_group_repeat:nnnN #1#2#3#4
- {
- \__regex_group_submatches:nNN {#1}
- \l__regex_left_state_int \l__regex_right_state_int
- \__regex_group_repeat_aux:n { #2 + #3 }
- \if_meaning:w \c_true_bool #4
- \int_set_eq:NN \l__regex_left_state_int \l__regex_max_state_int
- \prg_replicate:nn { #3 }
- {
- \int_sub:Nn \l__regex_left_state_int
- { \l__regex_internal_b_int - \l__regex_internal_a_int }
- \__regex_build_transition_left:NNN \__regex_action_free:n
- \l__regex_left_state_int \l__regex_max_state_int
- }
- \else:
- \prg_replicate:nn { #3 - 1 }
- {
- \int_sub:Nn \l__regex_right_state_int
- { \l__regex_internal_b_int - \l__regex_internal_a_int }
- \__regex_build_transition_right:nNn \__regex_action_free:n
- \l__regex_right_state_int \l__regex_max_state_int
- }
- \if_int_compare:w #2 = 0 \exp_stop_f:
- \int_set:Nn \l__regex_right_state_int
- { \l__regex_left_state_int - 1 }
- \else:
- \int_sub:Nn \l__regex_right_state_int
- { \l__regex_internal_b_int - \l__regex_internal_a_int }
- \fi:
- \__regex_build_transition_right:nNn \__regex_action_free:n
- \l__regex_right_state_int \l__regex_max_state_int
- \fi:
- \__regex_build_new_state:
- }
-\cs_new_protected:Npn \__regex_assertion:Nn #1#2
- {
- \__regex_build_new_state:
- \__regex_toks_put_right:Nx \l__regex_left_state_int
- {
- \exp_not:n {#2}
- \__regex_break_point:TF
- \bool_if:NF #1 { { } }
- {
- \__regex_action_free:n
- {
- \int_eval:n
- { \l__regex_right_state_int - \l__regex_left_state_int }
- }
- }
- \bool_if:NT #1 { { } }
- }
- }
-\cs_new_protected:Npn \__regex_anchor:N #1
- {
- \if_int_compare:w #1 = \l__regex_current_pos_int
- \exp_after:wN \__regex_break_true:w
- \fi:
- }
-\cs_new_protected:Npn \__regex_b_test:
- {
- \group_begin:
- \int_set_eq:NN \l__regex_current_char_int \l__regex_last_char_int
- \__regex_prop_w:
- \__regex_break_point:TF
- { \group_end: \__regex_item_reverse:n \__regex_prop_w: }
- { \group_end: \__regex_prop_w: }
- }
-\cs_new_protected:Npn \__regex_command_K:
- {
- \__regex_build_new_state:
- \__regex_toks_put_right:Nx \l__regex_left_state_int
- {
- \__regex_action_submatch:n { 0< }
- \bool_set_true:N \l__regex_fresh_thread_bool
- \__regex_action_free:n
- { \int_eval:n { \l__regex_right_state_int - \l__regex_left_state_int } }
- \bool_set_false:N \l__regex_fresh_thread_bool
- }
- }
-\int_new:N \l__regex_min_pos_int
-\int_new:N \l__regex_max_pos_int
-\int_new:N \l__regex_current_pos_int
-\int_new:N \l__regex_start_pos_int
-\int_new:N \l__regex_success_pos_int
-\int_new:N \l__regex_current_char_int
-\int_new:N \l__regex_current_catcode_int
-\int_new:N \l__regex_last_char_int
-\int_new:N \l__regex_case_changed_char_int
-\int_new:N \l__regex_current_state_int
-\prop_new:N \l__regex_current_submatches_prop
-\prop_new:N \l__regex_success_submatches_prop
-\int_new:N \l__regex_step_int
-\int_new:N \l__regex_min_active_int
-\int_new:N \l__regex_max_active_int
-\__intarray_new:Nn \g__regex_state_active_intarray { 65536 }
-\__intarray_new:Nn \g__regex_thread_state_intarray { 65536 }
-\tl_new:N \l__regex_every_match_tl
-\bool_new:N \l__regex_fresh_thread_bool
-\bool_new:N \l__regex_empty_success_bool
-\cs_new_eq:NN \__regex_if_two_empty_matches:F \use:n
-\bool_new:N \g__regex_success_bool
-\bool_new:N \l__regex_saved_success_bool
-\bool_new:N \l__regex_match_success_bool
-\cs_new_protected:Npn \__regex_match:n #1
- {
- \int_zero:N \l__regex_balance_int
- \int_set:Nn \l__regex_current_pos_int { 2 * \l__regex_max_state_int }
- \__regex_query_set:nnn { } { -1 } { -2 }
- \int_set_eq:NN \l__regex_min_pos_int \l__regex_current_pos_int
- \__tl_analysis_map_inline:nn {#1}
- { \__regex_query_set:nnn {##1} {"##2} {##3} }
- \int_set_eq:NN \l__regex_max_pos_int \l__regex_current_pos_int
- \__regex_query_set:nnn { } { -1 } { -2 }
- \bool_gset_false:N \g__regex_success_bool
- \int_step_inline:nnnn
- \l__regex_min_state_int { 1 } { \l__regex_max_state_int - 1 }
- { \__intarray_gset_fast:Nnn \g__regex_state_active_intarray {##1} { 1 } }
- \int_set_eq:NN \l__regex_min_active_int \l__regex_max_state_int
- \int_zero:N \l__regex_step_int
- \int_set_eq:NN \l__regex_success_pos_int \l__regex_min_pos_int
- \int_set:Nn \l__regex_min_submatch_int
- { 2 * \l__regex_max_state_int }
- \int_set_eq:NN \l__regex_submatch_int \l__regex_min_submatch_int
- \bool_set_false:N \l__regex_empty_success_bool
- \__regex_match_once:
- }
-\cs_new_protected:Npn \__regex_match_once:
- {
- \if_meaning:w \c_true_bool \l__regex_empty_success_bool
- \cs_set:Npn \__regex_if_two_empty_matches:F
- { \int_compare:nNnF \l__regex_start_pos_int = \l__regex_current_pos_int }
- \else:
- \cs_set_eq:NN \__regex_if_two_empty_matches:F \use:n
- \fi:
- \int_set_eq:NN \l__regex_start_pos_int \l__regex_success_pos_int
- \bool_set_false:N \l__regex_match_success_bool
- \prop_clear:N \l__regex_current_submatches_prop
- \int_set_eq:NN \l__regex_max_active_int \l__regex_min_active_int
- \__regex_store_state:n { \l__regex_min_state_int }
- \int_set:Nn \l__regex_current_pos_int
- { \l__regex_start_pos_int - 1 }
- \__regex_query_get:
- \__regex_match_loop:
- \l__regex_every_match_tl
- }
-\cs_new_protected:Npn \__regex_single_match:
- {
- \tl_set:Nn \l__regex_every_match_tl
- { \bool_gset_eq:NN \g__regex_success_bool \l__regex_match_success_bool }
- }
-\cs_new_protected:Npn \__regex_multi_match:n #1
- {
- \tl_set:Nn \l__regex_every_match_tl
- {
- \if_meaning:w \c_true_bool \l__regex_match_success_bool
- \bool_gset_true:N \g__regex_success_bool
- #1
- \exp_after:wN \__regex_match_once:
- \fi:
- }
- }
-\cs_new_protected:Npn \__regex_match_loop:
- {
- \int_add:Nn \l__regex_step_int { 2 }
- \int_incr:N \l__regex_current_pos_int
- \int_set_eq:NN \l__regex_last_char_int \l__regex_current_char_int
- \int_set_eq:NN \l__regex_case_changed_char_int \c_max_int
- \__regex_query_get:
- \use:x
- {
- \int_set_eq:NN \l__regex_max_active_int \l__regex_min_active_int
- \int_step_function:nnnN
- { \l__regex_min_active_int }
- { 1 }
- { \l__regex_max_active_int - 1 }
- \__regex_match_one_active:n
- }
- \__prg_break_point:
- \bool_set_false:N \l__regex_fresh_thread_bool %^^A was arg of break_point:n
- \if_int_compare:w \l__regex_max_active_int > \l__regex_min_active_int
- \if_int_compare:w \l__regex_current_pos_int < \l__regex_max_pos_int
- \exp_after:wN \exp_after:wN \exp_after:wN \__regex_match_loop:
- \fi:
- \fi:
- }
-\cs_new:Npn \__regex_match_one_active:n #1
- {
- \__regex_use_state_and_submatches:nn
- { \__intarray_item_fast:Nn \g__regex_thread_state_intarray {#1} }
- { \__regex_toks_use:w #1 }
- }
-\cs_new_protected:Npn \__regex_query_set:nnn #1#2#3
- {
- \__intarray_gset_fast:Nnn \g__regex_charcode_intarray
- { \l__regex_current_pos_int } {#3}
- \__intarray_gset_fast:Nnn \g__regex_catcode_intarray
- { \l__regex_current_pos_int } {#2}
- \__intarray_gset_fast:Nnn \g__regex_balance_intarray
- { \l__regex_current_pos_int } { \l__regex_balance_int }
- \__regex_toks_set:Nn \l__regex_current_pos_int {#1}
- \int_incr:N \l__regex_current_pos_int
- \if_case:w #2 \exp_stop_f:
- \or: \int_incr:N \l__regex_balance_int
- \or: \int_decr:N \l__regex_balance_int
- \fi:
- }
-\cs_new_protected:Npn \__regex_query_get:
- {
- \l__regex_current_char_int
- = \__intarray_item_fast:Nn \g__regex_charcode_intarray
- { \l__regex_current_pos_int } \scan_stop:
- \l__regex_current_catcode_int
- = \__intarray_item_fast:Nn \g__regex_catcode_intarray
- { \l__regex_current_pos_int } \scan_stop:
- }
-\cs_new_protected:Npn \__regex_use_state:
- {
- \__intarray_gset_fast:Nnn \g__regex_state_active_intarray
- { \l__regex_current_state_int } { \l__regex_step_int }
- \__regex_toks_use:w \l__regex_current_state_int
- \__intarray_gset_fast:Nnn \g__regex_state_active_intarray
- { \l__regex_current_state_int } { \l__regex_step_int + 1 }
- }
-\cs_new_protected:Npn \__regex_use_state_and_submatches:nn #1 #2
- {
- \int_set:Nn \l__regex_current_state_int {#1}
- \if_int_compare:w
- \__intarray_item_fast:Nn \g__regex_state_active_intarray
- { \l__regex_current_state_int }
- < \l__regex_step_int
- \tl_set:Nn \l__regex_current_submatches_prop {#2}
- \exp_after:wN \__regex_use_state:
- \fi:
- \scan_stop:
- }
-\cs_new_protected:Npn \__regex_action_start_wildcard:
- {
- \bool_set_true:N \l__regex_fresh_thread_bool
- \__regex_action_free:n {1}
- \bool_set_false:N \l__regex_fresh_thread_bool
- \__regex_action_cost:n {0}
- }
-\cs_new_protected:Npn \__regex_action_free:n
- { \__regex_action_free_aux:nn { > \l__regex_step_int \else: } }
-\cs_new_protected:Npn \__regex_action_free_group:n
- { \__regex_action_free_aux:nn { < \l__regex_step_int } }
-\cs_new_protected:Npn \__regex_action_free_aux:nn #1#2
- {
- \use:x
- {
- \int_add:Nn \l__regex_current_state_int {#2}
- \exp_not:n
- {
- \if_int_compare:w
- \__intarray_item_fast:Nn \g__regex_state_active_intarray
- { \l__regex_current_state_int }
- #1
- \exp_after:wN \__regex_use_state:
- \fi:
- }
- \int_set:Nn \l__regex_current_state_int
- { \int_use:N \l__regex_current_state_int }
- \tl_set:Nn \exp_not:N \l__regex_current_submatches_prop
- { \exp_not:o \l__regex_current_submatches_prop }
- }
- }
-\cs_new_protected:Npn \__regex_action_cost:n #1
- {
- \exp_args:No \__regex_store_state:n
- { \__int_value:w \__int_eval:w \l__regex_current_state_int + #1 }
- }
-\cs_new_protected:Npn \__regex_store_state:n #1
- {
- \__regex_store_submatches:
- \__intarray_gset_fast:Nnn \g__regex_thread_state_intarray
- { \l__regex_max_active_int } {#1}
- \int_incr:N \l__regex_max_active_int
- }
-\cs_new_protected:Npn \__regex_store_submatches:
- {
- \__regex_toks_set:No \l__regex_max_active_int
- { \l__regex_current_submatches_prop }
- }
-\cs_new_protected:Npn \__regex_disable_submatches:
- {
- \cs_set_protected:Npn \__regex_store_submatches: { }
- \cs_set_protected:Npn \__regex_action_submatch:n ##1 { }
- }
-\cs_new_protected:Npn \__regex_action_submatch:n #1
- {
- \prop_put:Nno \l__regex_current_submatches_prop {#1}
- { \int_use:N \l__regex_current_pos_int }
- }
-\cs_new_protected:Npn \__regex_action_success:
- {
- \__regex_if_two_empty_matches:F
- {
- \bool_set_true:N \l__regex_match_success_bool
- \bool_set_eq:NN \l__regex_empty_success_bool
- \l__regex_fresh_thread_bool
- \int_set_eq:NN \l__regex_success_pos_int \l__regex_current_pos_int
- \prop_set_eq:NN \l__regex_success_submatches_prop
- \l__regex_current_submatches_prop
- \__prg_break:
- }
- }
-\int_new:N \l__regex_replacement_csnames_int
-\tl_new:N \l__regex_replacement_category_tl
-\seq_new:N \l__regex_replacement_category_seq
-\tl_new:N \l__regex_balance_tl
-\cs_new:Npn \__regex_replacement_balance_one_match:n #1
- { - \__regex_submatch_balance:n {#1} }
-\cs_new:Npn \__regex_replacement_do_one_match:n #1
- {
- \__regex_query_range:nn
- { \__intarray_item_fast:Nn \g__regex_submatch_prev_intarray {#1} }
- { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {#1} }
- }
-\cs_new:Npn \__regex_replacement_exp_not:N #1 { \exp_not:n {#1} }
-\cs_new:Npn \__regex_query_range:nn #1#2
- {
- \exp_after:wN \__regex_query_range_loop:ww
- \__int_value:w \__int_eval:w #1 \exp_after:wN ;
- \__int_value:w \__int_eval:w #2 ;
- \__prg_break_point:
- }
-\cs_new:Npn \__regex_query_range_loop:ww #1 ; #2 ;
- {
- \if_int_compare:w #1 < #2 \exp_stop_f:
- \else:
- \exp_after:wN \__prg_break:
- \fi:
- \__regex_toks_use:w #1 \exp_stop_f:
- \exp_after:wN \__regex_query_range_loop:ww
- \__int_value:w \__int_eval:w #1 + 1 ; #2 ;
- }
-\cs_new:Npn \__regex_query_submatch:n #1
- {
- \__regex_query_range:nn
- { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {#1} }
- { \__intarray_item_fast:Nn \g__regex_submatch_end_intarray {#1} }
- }
-\cs_new_protected:Npn \__regex_submatch_balance:n #1
- {
- \__int_eval:w
- \int_compare:nNnTF
- { \__intarray_item_fast:Nn \g__regex_submatch_end_intarray {#1} } = 0
- { 0 }
- {
- \__intarray_item_fast:Nn \g__regex_balance_intarray
- { \__intarray_item_fast:Nn \g__regex_submatch_end_intarray {#1} }
- }
- -
- \int_compare:nNnTF
- { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {#1} } = 0
- { 0 }
- {
- \__intarray_item_fast:Nn \g__regex_balance_intarray
- { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {#1} }
- }
- \__int_eval_end:
- }
-\cs_new_protected:Npn \__regex_replacement:n #1
- {
- \__tl_build:Nw \l__regex_internal_a_tl
- \int_zero:N \l__regex_balance_int
- \tl_clear:N \l__regex_balance_tl
- \__regex_escape_use:nnnn
- {
- \if_charcode:w \c_right_brace_str ##1
- \__regex_replacement_rbrace:N
- \else:
- \__regex_replacement_normal:n
- \fi:
- ##1
- }
- { \__regex_replacement_escaped:N ##1 }
- { \__regex_replacement_normal:n ##1 }
- {#1}
- \prg_do_nothing: \prg_do_nothing:
- \if_int_compare:w \l__regex_replacement_csnames_int > 0 \exp_stop_f:
- \__msg_kernel_error:nnx { regex } { replacement-missing-rbrace }
- { \int_use:N \l__regex_replacement_csnames_int }
- \__tl_build_one:x
- { \prg_replicate:nn \l__regex_replacement_csnames_int \cs_end: }
- \fi:
- \seq_if_empty:NF \l__regex_replacement_category_seq
- {
- \__msg_kernel_error:nnx { regex } { replacement-missing-rparen }
- { \seq_count:N \l__regex_replacement_category_seq }
- \seq_clear:N \l__regex_replacement_category_seq
- }
- \cs_gset:Npx \__regex_replacement_balance_one_match:n ##1
- {
- + \int_use:N \l__regex_balance_int
- \l__regex_balance_tl
- - \__regex_submatch_balance:n {##1}
- }
- \__tl_build_end:
- \exp_args:No \__regex_replacement_aux:n \l__regex_internal_a_tl
- }
-\cs_new_protected:Npn \__regex_replacement_aux:n #1
- {
- \cs_set:Npn \__regex_replacement_do_one_match:n ##1
- {
- \__regex_query_range:nn
- { \__intarray_item_fast:Nn \g__regex_submatch_prev_intarray {##1} }
- { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {##1} }
- #1
- }
- }
-\cs_new_protected:Npn \__regex_replacement_normal:n #1
- {
- \tl_if_empty:NTF \l__regex_replacement_category_tl
- { \__tl_build_one:n {#1} }
- { % (
- \token_if_eq_charcode:NNTF #1 )
- {
- \seq_pop:NN \l__regex_replacement_category_seq
- \l__regex_replacement_category_tl
- }
- {
- \use:c { __regex_replacement_c_ \l__regex_replacement_category_tl :w }
- \__regex_replacement_normal:n {#1}
- }
- }
- }
-\cs_new_protected:Npn \__regex_replacement_escaped:N #1
- {
- \cs_if_exist_use:cF { __regex_replacement_#1:w }
- {
- \if_int_compare:w 1 < 1#1 \exp_stop_f:
- \__regex_replacement_put_submatch:n {#1}
- \else:
- \exp_args:No \__regex_replacement_normal:n
- { \token_to_str:N #1 }
- \fi:
- }
- }
-\cs_new_protected:Npn \__regex_replacement_put_submatch:n #1
- {
- \if_int_compare:w #1 < \l__regex_capturing_group_int
- \__tl_build_one:n { \__regex_query_submatch:n { #1 + ##1 } }
- \if_int_compare:w \l__regex_replacement_csnames_int = 0 \exp_stop_f:
- \tl_put_right:Nn \l__regex_balance_tl
- { + \__regex_submatch_balance:n { \__int_eval:w #1+##1 \__int_eval_end: } }
- \fi:
- \fi:
- }
-\cs_new_protected:Npn \__regex_replacement_g:w #1#2
- {
- \str_if_eq_x:nnTF { #1#2 } { \__regex_replacement_normal:n \c_left_brace_str }
- { \l__regex_internal_a_int = \__regex_replacement_g_digits:NN }
- { \__regex_replacement_error:NNN g #1 #2 }
- }
-\cs_new:Npn \__regex_replacement_g_digits:NN #1#2
- {
- \token_if_eq_meaning:NNTF #1 \__regex_replacement_normal:n
- {
- \if_int_compare:w 1 < 1#2 \exp_stop_f:
- #2
- \exp_after:wN \use_i:nnn
- \exp_after:wN \__regex_replacement_g_digits:NN
- \else:
- \exp_stop_f:
- \exp_after:wN \__regex_replacement_error:NNN
- \exp_after:wN g
- \fi:
- }
- {
- \exp_stop_f:
- \if_meaning:w \__regex_replacement_rbrace:N #1
- \exp_args:No \__regex_replacement_put_submatch:n
- { \int_use:N \l__regex_internal_a_int }
- \exp_after:wN \use_none:nn
- \else:
- \exp_after:wN \__regex_replacement_error:NNN
- \exp_after:wN g
- \fi:
- }
- #1 #2
- }
-\cs_new_protected:Npn \__regex_replacement_c:w #1#2
- {
- \token_if_eq_meaning:NNTF #1 \__regex_replacement_normal:n
- {
- \exp_after:wN \token_if_eq_charcode:NNTF \c_left_brace_str #2
- { \__regex_replacement_cu_aux:Nw \__regex_replacement_exp_not:N }
- {
- \cs_if_exist:cTF { __regex_replacement_c_#2:w }
- { \__regex_replacement_cat:NNN #2 }
- { \__regex_replacement_error:NNN c #1#2 }
- }
- }
- { \__regex_replacement_error:NNN c #1#2 }
- }
-\cs_new_protected:Npn \__regex_replacement_cu_aux:Nw #1
- {
- \if_case:w \l__regex_replacement_csnames_int
- \__tl_build_one:n { \exp_not:n { \exp_after:wN #1 \cs:w } }
- \else:
- \__tl_build_one:n { \exp_not:n { \exp_after:wN \tl_to_str:V \cs:w } }
- \fi:
- \int_incr:N \l__regex_replacement_csnames_int
- }
-\cs_new_protected:Npn \__regex_replacement_u:w #1#2
- {
- \str_if_eq_x:nnTF { #1#2 } { \__regex_replacement_normal:n \c_left_brace_str }
- { \__regex_replacement_cu_aux:Nw \exp_not:V }
- { \__regex_replacement_error:NNN u #1#2 }
- }
-\cs_new_protected:Npn \__regex_replacement_rbrace:N #1
- {
- \if_int_compare:w \l__regex_replacement_csnames_int > 0 \exp_stop_f:
- \__tl_build_one:n \cs_end:
- \int_decr:N \l__regex_replacement_csnames_int
- \else:
- \__regex_replacement_normal:n {#1}
- \fi:
- }
-\cs_new_protected:Npn \__regex_replacement_cat:NNN #1#2#3
- {
- \token_if_eq_meaning:NNTF \prg_do_nothing: #3
- { \__msg_kernel_error:nn { regex } { replacement-catcode-end } }
- {
- \int_compare:nNnTF { \l__regex_replacement_csnames_int } > 0
- {
- \__msg_kernel_error:nnnn
- { regex } { replacement-catcode-in-cs } {#1} {#3}
- #2 #3
- }
- {
- \str_if_eq:nnTF { #2 #3 } { \__regex_replacement_normal:n ( } % )
- {
- \seq_push:NV \l__regex_replacement_category_seq
- \l__regex_replacement_category_tl
- \tl_set:Nn \l__regex_replacement_category_tl {#1}
- }
- { \use:c { __regex_replacement_c_#1:w } #2 #3 }
- }
- }
- }
-\group_begin:
- \cs_new_protected:Npn \__regex_replacement_char:nNN #1#2#3
- {
- \tex_lccode:D 0 = `#3 \scan_stop:
- \tex_lowercase:D { \__tl_build_one:n {#1} }
- }
- \char_set_catcode_active:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_A:w
- { \__regex_replacement_char:nNN { \exp_not:n { \exp_not:N ^^@ } } }
- \char_set_catcode_group_begin:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_B:w
- {
- \if_int_compare:w \l__regex_replacement_csnames_int = 0 \exp_stop_f:
- \int_incr:N \l__regex_balance_int
- \fi:
- \__regex_replacement_char:nNN
- { \exp_not:n { \exp_after:wN ^^@ \if_false: } \fi: } }
- }
- \cs_new_protected:Npn \__regex_replacement_c_C:w #1#2
- { \__tl_build_one:n { \exp_not:N \exp_not:N \exp_not:c {#2} } }
- \char_set_catcode_math_subscript:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_D:w
- { \__regex_replacement_char:nNN { ^^@ } }
- \char_set_catcode_group_end:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_E:w
- {
- \if_int_compare:w \l__regex_replacement_csnames_int = 0 \exp_stop_f:
- \int_decr:N \l__regex_balance_int
- \fi:
- \__regex_replacement_char:nNN
- { \exp_not:n { \if_false: { \fi: ^^@ } }
- }
- \char_set_catcode_letter:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_L:w
- { \__regex_replacement_char:nNN { ^^@ } }
- \char_set_catcode_math_toggle:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_M:w
- { \__regex_replacement_char:nNN { ^^@ } }
- \char_set_catcode_other:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_O:w
- { \__regex_replacement_char:nNN { ^^@ } }
- \char_set_catcode_parameter:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_P:w
- {
- \__regex_replacement_char:nNN
- { \exp_not:n { \exp_not:n { ^^@^^@^^@^^@ } } }
- }
- \cs_new_protected:Npn \__regex_replacement_c_S:w #1#2
- {
- \if_int_compare:w `#2 = 0 \exp_stop_f:
- \__msg_kernel_error:nn { regex } { replacement-null-space }
- \fi:
- \tex_lccode:D `\ = `#2 \scan_stop:
- \tex_lowercase:D { \__tl_build_one:n {~} }
- }
- \char_set_catcode_alignment:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_T:w
- { \__regex_replacement_char:nNN { ^^@ } }
- \char_set_catcode_math_superscript:N \^^@
- \cs_new_protected:Npn \__regex_replacement_c_U:w
- { \__regex_replacement_char:nNN { ^^@ } }
-\group_end:
-\cs_new_protected:Npn \__regex_replacement_error:NNN #1#2#3
- {
- \__msg_kernel_error:nnx { regex } { replacement-#1 } {#3}
- #2 #3
- }
-\cs_new_protected:Npn \regex_new:N #1
- { \cs_new_eq:NN #1 \c__regex_no_match_regex }
-\cs_new_protected:Npn \regex_set:Nn #1#2
- {
- \__regex_compile:n {#2}
- \tl_set_eq:NN #1 \l__regex_internal_regex
- }
-\cs_new_protected:Npn \regex_gset:Nn #1#2
- {
- \__regex_compile:n {#2}
- \tl_gset_eq:NN #1 \l__regex_internal_regex
- }
-\cs_new_protected:Npn \regex_const:Nn #1#2
- {
- \__regex_compile:n {#2}
- \tl_const:Nx #1 { \exp_not:o \l__regex_internal_regex }
- }
-\cs_new_protected:Npn \regex_show:n #1
- {
- \__regex_compile:n {#1}
- \__regex_show:Nn \l__regex_internal_regex
- { { \tl_to_str:n {#1} } }
- }
-\cs_new_protected:Npn \regex_show:N #1
- { \__regex_show:Nn #1 { variable~\token_to_str:N #1 } }
-\prg_new_protected_conditional:Npnn \regex_match:nn #1#2 { T , F , TF }
- {
- \__regex_if_match:nn { \__regex_build:n {#1} } {#2}
- \__regex_return:
- }
-\prg_new_protected_conditional:Npnn \regex_match:Nn #1#2 { T , F , TF }
- {
- \__regex_if_match:nn { \__regex_build:N #1 } {#2}
- \__regex_return:
- }
-\cs_new_protected:Npn \regex_count:nnN #1
- { \__regex_count:nnN { \__regex_build:n {#1} } }
-\cs_new_protected:Npn \regex_count:NnN #1
- { \__regex_count:nnN { \__regex_build:N #1 } }
-\cs_set_protected:Npn \__regex_tmp:w #1#2#3
- {
- \cs_new_protected:Npn #2 ##1 { #1 { \__regex_build:n {##1} } }
- \cs_new_protected:Npn #3 ##1 { #1 { \__regex_build:N ##1 } }
- \prg_new_protected_conditional:Npnn #2 ##1##2##3 { T , F , TF }
- { #1 { \__regex_build:n {##1} } {##2} ##3 \__regex_return: }
- \prg_new_protected_conditional:Npnn #3 ##1##2##3 { T , F , TF }
- { #1 { \__regex_build:N ##1 } {##2} ##3 \__regex_return: }
- }
-\__regex_tmp:w \__regex_extract_once:nnN
- \regex_extract_once:nnN \regex_extract_once:NnN
-\__regex_tmp:w \__regex_extract_all:nnN
- \regex_extract_all:nnN \regex_extract_all:NnN
-\__regex_tmp:w \__regex_replace_once:nnN
- \regex_replace_once:nnN \regex_replace_once:NnN
-\__regex_tmp:w \__regex_replace_all:nnN
- \regex_replace_all:nnN \regex_replace_all:NnN
-\__regex_tmp:w \__regex_split:nnN \regex_split:nnN \regex_split:NnN
-\int_new:N \l__regex_match_count_int
-\flag_new:n { __regex_begin }
-\flag_new:n { __regex_end }
-\int_new:N \l__regex_min_submatch_int
-\int_new:N \l__regex_submatch_int
-\int_new:N \l__regex_zeroth_submatch_int
-\__intarray_new:Nn \g__regex_submatch_prev_intarray { 65536 }
-\__intarray_new:Nn \g__regex_submatch_begin_intarray { 65536 }
-\__intarray_new:Nn \g__regex_submatch_end_intarray { 65536 }
-\cs_new_protected:Npn \__regex_return:
- {
- \if_meaning:w \c_true_bool \g__regex_success_bool
- \prg_return_true:
- \else:
- \prg_return_false:
- \fi:
- }
-\cs_new_protected:Npn \__regex_if_match:nn #1#2
- {
- \group_begin:
- \__regex_disable_submatches:
- \__regex_single_match:
- #1
- \__regex_match:n {#2}
- \group_end:
- }
-\cs_new_protected:Npn \__regex_count:nnN #1#2#3
- {
- \group_begin:
- \__regex_disable_submatches:
- \int_zero:N \l__regex_match_count_int
- \__regex_multi_match:n { \int_incr:N \l__regex_match_count_int }
- #1
- \__regex_match:n {#2}
- \exp_args:NNNo
- \group_end:
- \int_set:Nn #3 { \int_use:N \l__regex_match_count_int }
- }
-\cs_new_protected:Npn \__regex_extract_once:nnN #1#2#3
- {
- \group_begin:
- \__regex_single_match:
- #1
- \__regex_match:n {#2}
- \__regex_extract:
- \__regex_group_end_extract_seq:N #3
- }
-\cs_new_protected:Npn \__regex_extract_all:nnN #1#2#3
- {
- \group_begin:
- \__regex_multi_match:n { \__regex_extract: }
- #1
- \__regex_match:n {#2}
- \__regex_group_end_extract_seq:N #3
- }
-\cs_new_protected:Npn \__regex_split:nnN #1#2#3
- {
- \group_begin:
- \__regex_multi_match:n
- {
- \if_int_compare:w \l__regex_start_pos_int < \l__regex_success_pos_int
- \__regex_extract:
- \__intarray_gset_fast:Nnn \g__regex_submatch_prev_intarray
- { \l__regex_zeroth_submatch_int } { 0 }
- \__intarray_gset_fast:Nnn \g__regex_submatch_end_intarray
- { \l__regex_zeroth_submatch_int }
- {
- \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray
- { \l__regex_zeroth_submatch_int }
- }
- \__intarray_gset_fast:Nnn \g__regex_submatch_begin_intarray
- { \l__regex_zeroth_submatch_int }
- { \l__regex_start_pos_int }
- \fi:
- }
- #1
- \__regex_match:n {#2}
- \__intarray_gset_fast:Nnn \g__regex_submatch_prev_intarray
- { \l__regex_submatch_int } { 0 }
- \__intarray_gset_fast:Nnn \g__regex_submatch_end_intarray
- { \l__regex_submatch_int }
- { \l__regex_max_pos_int }
- \__intarray_gset_fast:Nnn \g__regex_submatch_begin_intarray
- { \l__regex_submatch_int }
- { \l__regex_start_pos_int }
- \int_incr:N \l__regex_submatch_int
- \if_meaning:w \c_true_bool \l__regex_empty_success_bool
- \if_int_compare:w \l__regex_start_pos_int = \l__regex_max_pos_int
- \int_decr:N \l__regex_submatch_int
- \fi:
- \fi:
- \__regex_group_end_extract_seq:N #3
- }
-\cs_new_protected:Npn \__regex_group_end_extract_seq:N #1
- {
- \cs_set_eq:NN \__seq_item:n \scan_stop:
- \flag_clear:n { __regex_begin }
- \flag_clear:n { __regex_end }
- \tl_set:Nx \l__regex_internal_a_tl
- {
- \s__seq
- \int_step_function:nnnN
- { \l__regex_min_submatch_int }
- { 1 }
- { \l__regex_submatch_int - 1 }
- \__regex_extract_seq_aux:n
- }
- \int_compare:nNnF
- { \flag_height:n { __regex_begin } + \flag_height:n { __regex_end } }
- = 0
- {
- \__msg_kernel_error:nnxxx { regex } { result-unbalanced }
- { splitting~or~extracting~submatches }
- { \flag_height:n { __regex_end } }
- { \flag_height:n { __regex_begin } }
- }
- \use:x
- {
- \group_end:
- \tl_set:Nn \exp_not:N #1 { \l__regex_internal_a_tl }
- }
- }
-\cs_new:Npn \__regex_extract_seq_aux:n #1
- {
- \__seq_item:n
- {
- \exp_after:wN \__regex_extract_seq_aux:ww
- \__int_value:w \__regex_submatch_balance:n {#1} ; #1;
- }
- }
-\cs_new:Npn \__regex_extract_seq_aux:ww #1; #2;
- {
- \if_int_compare:w #1 < 0 \exp_stop_f:
- \flag_raise:n { __regex_end }
- \prg_replicate:nn {-#1} { \exp_not:n { { \if_false: } \fi: } }
- \fi:
- \__regex_query_submatch:n {#2}
- \if_int_compare:w #1 > 0 \exp_stop_f:
- \flag_raise:n { __regex_begin }
- \prg_replicate:nn {#1} { \exp_not:n { \if_false: { \fi: } } }
- \fi:
- }
-\cs_new_protected:Npn \__regex_extract:
- {
- \if_meaning:w \c_true_bool \g__regex_success_bool
- \int_set_eq:NN \l__regex_zeroth_submatch_int \l__regex_submatch_int
- \prg_replicate:nn \l__regex_capturing_group_int
- {
- \__intarray_gset_fast:Nnn \g__regex_submatch_begin_intarray
- { \l__regex_submatch_int } { 0 }
- \__intarray_gset_fast:Nnn \g__regex_submatch_end_intarray
- { \l__regex_submatch_int } { 0 }
- \__intarray_gset_fast:Nnn \g__regex_submatch_prev_intarray
- { \l__regex_submatch_int } { 0 }
- \int_incr:N \l__regex_submatch_int
- }
- \prop_map_inline:Nn \l__regex_success_submatches_prop
- {
- \if_int_compare:w ##1 - 1 \exp_stop_f:
- \exp_after:wN \__regex_extract_e:wn \__int_value:w
- \else:
- \exp_after:wN \__regex_extract_b:wn \__int_value:w
- \fi:
- \__int_eval:w \l__regex_zeroth_submatch_int + ##1 {##2}
- }
- \__intarray_gset_fast:Nnn \g__regex_submatch_prev_intarray
- { \l__regex_zeroth_submatch_int } { \l__regex_start_pos_int }
- \fi:
- }
-\cs_new_protected:Npn \__regex_extract_b:wn #1 < #2
- { \__intarray_gset_fast:Nnn \g__regex_submatch_begin_intarray {#1} {#2} }
-\cs_new_protected:Npn \__regex_extract_e:wn #1 > #2
- { \__intarray_gset_fast:Nnn \g__regex_submatch_end_intarray {#1} {#2} }
-\cs_new_protected:Npn \__regex_replace_once:nnN #1#2#3
- {
- \group_begin:
- \__regex_single_match:
- #1
- \__regex_replacement:n {#2}
- \exp_args:No \__regex_match:n { #3 }
- \if_meaning:w \c_false_bool \g__regex_success_bool
- \group_end:
- \else:
- \__regex_extract:
- \int_set:Nn \l__regex_balance_int
- {
- \__regex_replacement_balance_one_match:n
- { \l__regex_zeroth_submatch_int }
- }
- \tl_set:Nx \l__regex_internal_a_tl
- {
- \__regex_replacement_do_one_match:n { \l__regex_zeroth_submatch_int }
- \__regex_query_range:nn
- {
- \__intarray_item_fast:Nn \g__regex_submatch_end_intarray
- { \l__regex_zeroth_submatch_int }
- }
- { \l__regex_max_pos_int }
- }
- \__regex_group_end_replace:N #3
- \fi:
- }
-\cs_new_protected:Npn \__regex_replace_all:nnN #1#2#3
- {
- \group_begin:
- \__regex_multi_match:n { \__regex_extract: }
- #1
- \__regex_replacement:n {#2}
- \exp_args:No \__regex_match:n {#3}
- \int_set:Nn \l__regex_balance_int
- {
- 0
- \int_step_function:nnnN
- { \l__regex_min_submatch_int }
- \l__regex_capturing_group_int
- { \l__regex_submatch_int - 1 }
- \__regex_replacement_balance_one_match:n
- }
- \tl_set:Nx \l__regex_internal_a_tl
- {
- \int_step_function:nnnN
- { \l__regex_min_submatch_int }
- \l__regex_capturing_group_int
- { \l__regex_submatch_int - 1 }
- \__regex_replacement_do_one_match:n
- \__regex_query_range:nn
- \l__regex_start_pos_int \l__regex_max_pos_int
- }
- \__regex_group_end_replace:N #3
- }
-\cs_new_protected:Npn \__regex_group_end_replace:N #1
- {
- \if_int_compare:w \l__regex_balance_int = 0 \exp_stop_f:
- \else:
- \__msg_kernel_error:nnxxx { regex } { result-unbalanced }
- { replacing }
- { \int_max:nn { - \l__regex_balance_int } { 0 } }
- { \int_max:nn { \l__regex_balance_int } { 0 } }
- \fi:
- \use:x
- {
- \group_end:
- \tl_set:Nn \exp_not:N #1
- {
- \if_int_compare:w \l__regex_balance_int < 0 \exp_stop_f:
- \prg_replicate:nn { - \l__regex_balance_int }
- { { \if_false: } \fi: }
- \fi:
- \l__regex_internal_a_tl
- \if_int_compare:w \l__regex_balance_int > 0 \exp_stop_f:
- \prg_replicate:nn { \l__regex_balance_int }
- { \if_false: { \fi: } }
- \fi:
- }
- }
- }
-\__msg_kernel_new:nnnn { regex } { trailing-backslash }
- { Trailing~escape~character~'\iow_char:N\\'. }
- {
- A~regular~expression~or~its~replacement~text~ends~with~
- the~escape~character~'\iow_char:N\\'.~It~will~be~ignored.
- }
-\__msg_kernel_new:nnnn { regex } { x-missing-rbrace }
- { Missing~closing~brace~in~'\iow_char:N\\x'~hexadecimal~sequence. }
- {
- You~wrote~something~like~
- '\iow_char:N\\x\{...#1'.~
- The~closing~brace~is~missing.
- }
-\__msg_kernel_new:nnnn { regex } { x-overflow }
- { Character~code~'#1'~too~large~in~'\iow_char:N\\x'~hexadecimal~sequence. }
- {
- You~wrote~something~like~
- '\iow_char:N\\x\{\int_to_Hex:n{#1}\}'.~
- The~character~code~#1~is~larger~than~
- the~maximum~value~\int_use:N \c_max_char_int.
- }
-\__msg_kernel_new:nnnn { regex } { invalid-quantifier }
- { Braced~quantifier~'#1'~may~not~be~followed~by~'#2'. }
- {
- The~character~'#2'~is~invalid~in~the~braced~quantifier~'#1'.~
- The~only~valid~quantifiers~are~'*',~'?',~'+',~'{<int>}',~
- '{<min>,}'~and~'{<min>,<max>}',~optionally~followed~by~'?'.
- }
-\__msg_kernel_new:nnnn { regex } { missing-rbrack }
- { Missing~right~bracket~inserted~in~regular~expression. }
- {
- LaTeX~was~given~a~regular~expression~where~a~character~class~
- was~started~with~'[',~but~the~matching~']'~is~missing.
- }
-\__msg_kernel_new:nnnn { regex } { missing-rparen }
- {
- Missing~right~
- \int_compare:nTF { #1 = 1 } { parenthesis } { parentheses } ~
- inserted~in~regular~expression.
- }
- {
- LaTeX~was~given~a~regular~expression~with~\int_eval:n {#1} ~
- more~left~parentheses~than~right~parentheses.
- }
-\__msg_kernel_new:nnnn { regex } { extra-rparen }
- { Extra~right~parenthesis~ignored~in~regular~expression. }
- {
- LaTeX~came~across~a~closing~parenthesis~when~no~submatch~group~
- was~open.~The~parenthesis~will~be~ignored.
- }
-\__msg_kernel_new:nnnn { regex } { bad-escape }
- {
- Invalid~escape~'\iow_char:N\\#1'~
- \__regex_if_in_cs:TF { within~a~control~sequence. }
- {
- \__regex_if_in_class:TF
- { in~a~character~class. }
- { following~a~category~test. }
- }
- }
- {
- The~escape~sequence~'\iow_char:N\\#1'~may~not~appear~
- \__regex_if_in_cs:TF
- {
- within~a~control~sequence~test~introduced~by~
- '\iow_char:N\\c\iow_char:N\{'.
- }
- {
- \__regex_if_in_class:TF
- { within~a~character~class~ }
- { following~a~category~test~such~as~'\iow_char:N\\cL'~ }
- because~it~does~not~match~exactly~one~character.
- }
- }
-\__msg_kernel_new:nnnn { regex } { range-missing-end }
- { Invalid~end-point~for~range~'#1-#2'~in~character~class. }
- {
- The~end-point~'#2'~of~the~range~'#1-#2'~may~not~serve~as~an~
- end-point~for~a~range:~alphanumeric~characters~should~not~be~
- escaped,~and~non-alphanumeric~characters~should~be~escaped.
- }
-\__msg_kernel_new:nnnn { regex } { range-backwards }
- { Range~'[#1-#2]'~out~of~order~in~character~class. }
- {
- In~ranges~of~characters~'[x-y]'~appearing~in~character~classes,~
- the~first~character~code~must~not~be~larger~than~the~second.~
- Here,~'#1'~has~character~code~\int_eval:n {`#1},~while~
- '#2'~has~character~code~\int_eval:n {`#2}.
- }
-\__msg_kernel_new:nnnn { regex } { c-bad-mode }
- { Invalid~nested~'\iow_char:N\\c'~escape~in~regular~expression. }
- {
- The~'\iow_char:N\\c'~escape~cannot~be~used~within~
- a~control~sequence~test~'\iow_char:N\\c{...}'.~
- To~combine~several~category~tests,~use~'\iow_char:N\\c[...]'.
- }
-\__msg_kernel_new:nnnn { regex } { c-missing-rbrace }
- { Missing~right~brace~inserted~for~'\iow_char:N\\c'~escape. }
- {
- LaTeX~was~given~a~regular~expression~where~a~
- '\iow_char:N\\c\iow_char:N\{...'~construction~was~not~ended~
- with~a~closing~brace~'\iow_char:N\}'.
- }
-\__msg_kernel_new:nnnn { regex } { c-missing-rbrack }
- { Missing~right~bracket~inserted~for~'\iow_char:N\\c'~escape. }
- {
- A~construction~'\iow_char:N\\c[...'~appears~in~a~
- regular~expression,~but~the~closing~']'~is~not~present.
- }
-\__msg_kernel_new:nnnn { regex } { c-missing-category }
- { Invalid~character~'#1'~following~'\iow_char:N\\c'~escape. }
- {
- In~regular~expressions,~the~'\iow_char:N\\c'~escape~sequence~
- may~only~be~followed~by~a~left~brace,~a~left~bracket,~or~a~
- capital~letter~representing~a~character~category,~namely~
- one~of~'ABCDELMOPSTU'.
- }
-\__msg_kernel_new:nnnn { regex } { c-trailing }
- { Trailing~category~code~escape~'\iow_char:N\\c'... }
- {
- A~regular~expression~ends~with~'\iow_char:N\\c'~followed~
- by~a~letter.~It~will~be~ignored.
- }
-\__msg_kernel_new:nnnn { regex } { u-missing-lbrace }
- { Missing~left~brace~following~'\iow_char:N\\u'~escape. }
- {
- The~'\iow_char:N\\u'~escape~sequence~must~be~followed~by~
- a~brace~group~with~the~name~of~the~variable~to~use.
- }
-\__msg_kernel_new:nnnn { regex } { u-missing-rbrace }
- { Missing~right~brace~inserted~for~'\iow_char:N\\u'~escape. }
- {
- LaTeX~
- \str_if_eq_x:nnTF { } {#2}
- { reached~the~end~of~the~string~ }
- { encountered~an~escaped~alphanumeric~character '\iow_char:N\\#2'~ }
- when~parsing~the~argument~of~an~'\iow_char:N\\u\iow_char:N\{...\}'~escape.
- }
-\__msg_kernel_new:nnnn { regex } { posix-unsupported }
- { POSIX~collating~element~'[#1 ~ #1]'~not~supported. }
- {
- The~'[.foo.]'~and~'[=bar=]'~syntaxes~have~a~special~meaning~
- in~POSIX~regular~expressions.~This~is~not~supported~by~LaTeX.~
- Maybe~you~forgot~to~escape~a~left~bracket~in~a~character~class?
- }
-\__msg_kernel_new:nnnn { regex } { posix-unknown }
- { POSIX~class~'[:#1:]'~unknown. }
- {
- '[:#1:]'~is~not~among~the~known~POSIX~classes~
- '[:alnum:]',~'[:alpha:]',~'[:ascii:]',~'[:blank:]',~
- '[:cntrl:]',~'[:digit:]',~'[:graph:]',~'[:lower:]',~
- '[:print:]',~'[:punct:]',~'[:space:]',~'[:upper:]',~
- '[:word:]',~and~'[:xdigit:]'.
- }
-\__msg_kernel_new:nnnn { regex } { posix-missing-close }
- { Missing~closing~':]'~for~POSIX~class. }
- { The~POSIX~syntax~'#1'~must~be~followed~by~':]',~not~'#2'. }
-\__msg_kernel_new:nnnn { regex } { result-unbalanced }
- { Missing~brace~inserted~when~#1. }
- {
- LaTeX~was~asked~to~do~some~regular~expression~operation,~
- and~the~resulting~token~list~would~not~have~the~same~number~
- of~begin-group~and~end-group~tokens.~Braces~were~inserted:~
- #2~left,~#3~right.
- }
-\__msg_kernel_new:nnnn { regex } { unknown-option }
- { Unknown~option~'#1'~for~regular~expressions. }
- {
- The~only~available~option~is~'case-insensitive',~toggled~by~
- '(?i)'~and~'(?-i)'.
- }
-\__msg_kernel_new:nnnn { regex } { special-group-unknown }
- { Unknown~special~group~'#1~...'~in~a~regular~expression. }
- {
- The~only~valid~constructions~starting~with~'(?'~are~
- '(?:~...~)',~'(?|~...~)',~'(?i)',~and~'(?-i)'.
- }
-\__msg_kernel_new:nnnn { regex } { replacement-c }
- { Misused~'\iow_char:N\\c'~command~in~a~replacement~text. }
- {
- In~a~replacement~text,~the~'\iow_char:N\\c'~escape~sequence~
- can~be~followed~by~one~of~the~letters~'ABCDELMOPSTU'~
- or~a~brace~group,~not~by~'#1'.
- }
-\__msg_kernel_new:nnnn { regex } { replacement-u }
- { Misused~'\iow_char:N\\u'~command~in~a~replacement~text. }
- {
- In~a~replacement~text,~the~'\iow_char:N\\u'~escape~sequence~
- must~be~~followed~by~a~brace~group~holding~the~name~of~the~
- variable~to~use.
- }
-\__msg_kernel_new:nnnn { regex } { replacement-g }
- {
- Missing~brace~for~the~'\iow_char:N\\g'~construction~
- in~a~replacement~text.
- }
- {
- In~the~replacement~text~for~a~regular~expression~search,~
- submatches~are~represented~either~as~'\iow_char:N \\g{dd..d}',~
- or~'\\d',~where~'d'~are~single~digits.~Here,~a~brace~is~missing.
- }
-\__msg_kernel_new:nnnn { regex } { replacement-catcode-end }
- {
- Missing~character~for~the~'\iow_char:N\\c<category><character>'~
- construction~in~a~replacement~text.
- }
- {
- In~a~replacement~text,~the~'\iow_char:N\\c'~escape~sequence~
- can~be~followed~by~one~of~the~letters~'ABCDELMOPSTU'~representing~
- the~character~category.~Then,~a~character~must~follow.~LaTeX~
- reached~the~end~of~the~replacement~when~looking~for~that.
- }
-\__msg_kernel_new:nnnn { regex } { replacement-catcode-in-cs }
- {
- Category~code~'\iow_char:N\\c#1#3'~ignored~inside~
- '\iow_char:N\\c\{...\}'~in~a~replacement~text.
- }
- {
- In~a~replacement~text,~the~category~codes~of~the~argument~of~
- '\iow_char:N\\c\{...\}'~are~ignored~when~building~the~control~
- sequence~name.
- }
-\__msg_kernel_new:nnnn { regex } { replacement-null-space }
- { TeX~cannot~build~a~space~token~with~character~code~0. }
- {
- You~asked~for~a~character~token~with~category~space,~
- and~character~code~0,~for~instance~through~
- '\iow_char:N\\cS\iow_char:N\\x00'.~
- This~specific~case~is~impossible~and~will~be~replaced~
- by~a~normal~space.
- }
-\__msg_kernel_new:nnnn { regex } { replacement-missing-rbrace }
- { Missing~right~brace~inserted~in~replacement~text. }
- {
- There~ \int_compare:nTF { #1 = 1 } { was } { were } ~ #1~
- missing~right~\int_compare:nTF { #1 = 1 } { brace } { braces } .
- }
-\__msg_kernel_new:nnnn { regex } { replacement-missing-rparen }
- { Missing~right~parenthesis~inserted~in~replacement~text. }
- {
- There~ \int_compare:nTF { #1 = 1 } { was } { were } ~ #1~
- missing~right~\int_compare:nTF { #1 = 1 } { parenthesis } { parentheses } .
- }
-\cs_new:Npn \__regex_msg_repeated:nnN #1#2#3
- {
- \str_if_eq_x:nnF { #1 #2 } { 1 0 }
- {
- , ~ repeated ~
- \int_case:nnF {#2}
- {
- { -1 } { #1~or~more~times,~\bool_if:NTF #3 { lazy } { greedy } }
- { 0 } { #1~times }
- }
- {
- between~#1~and~\int_eval:n {#1+#2}~times,~
- \bool_if:NTF #3 { lazy } { greedy }
- }
- }
- }
-%%
-%%
-%% End of file `l3regex.sty'.
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-convert.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-convert.sty
index b7216bd406a..934457dae78 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-convert.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-convert.sty
@@ -20,9 +20,8 @@
%%
%% File: l3str-convert.dtx Copyright (C) 2013-2017 The LaTeX3 Project
\RequirePackage{expl3}
-\ProvidesExplPackage{l3str-convert}{2017/05/13}{}
+\ProvidesExplPackage{l3str-convert}{2017/05/29}{}
{L3 Experimental string encoding conversions}
-\RequirePackage{l3tl-analysis,l3tl-build}
\cs_if_exist:NF \use_ii_i:nn
{ \cs_new:Npn \use_ii_i:nn #1#2 { #2 #1 } }
\cs_new_protected:Npn \__str_tmp:w { }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-format.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-format.sty
index abbaec08ea3..b638c905b0a 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-format.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3str-format.sty
@@ -20,7 +20,7 @@
%%
%% File: l3str-format.dtx Copyright (C) 2012-2013,2015-2017 The LaTeX3 Project
\RequirePackage{expl3}
-\ProvidesExplPackage{l3str-format}{2017/05/13}{}
+\ProvidesExplPackage{l3str-format}{2017/05/29}{}
{L3 Experimental string formatting}
\RequirePackage{l3str}
\cs_generate_variant:Nn \use:nn { nf }
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-analysis.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-analysis.sty
deleted file mode 100644
index 9b336143d14..00000000000
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-analysis.sty
+++ /dev/null
@@ -1,449 +0,0 @@
-%%
-%% This is file `l3tl-analysis.sty',
-%% generated with the docstrip utility.
-%%
-%% The original source files were:
-%%
-%% l3tl-analysis.dtx (with options: `package')
-%%
-%% Copyright (C) 2011-2017 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of
-%% the LaTeX Project Public License (LPPL), either version 1.3c of
-%% this license or (at your option) any later version. The latest
-%% version of this license is in the file:
-%%
-%% http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the "l3experimental bundle" (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% File: l3tl-analysis.dtx Copyright (C) 2011-2012,2015-2017 The LaTeX3 Project
-\RequirePackage{expl3}
-\ProvidesExplPackage{l3tl-analysis}{2017/05/13}{}
- {L3 Experimental token list analysis}
-\__scan_new:N \s__tl
-\tl_new:N \l__tl_analysis_internal_tl
-\cs_new_eq:NN \l__tl_analysis_token ?
-\cs_new_eq:NN \l__tl_analysis_char_token ?
-\int_new:N \l__tl_analysis_normal_int
-\int_new:N \l__tl_analysis_index_int
-\int_new:N \l__tl_analysis_nesting_int
-\int_new:N \l__tl_analysis_type_int
-\tl_new:N \g__tl_analysis_result_tl
-\cs_new:Npn \__tl_analysis_extract_charcode:
- {
- \exp_after:wN \__tl_analysis_extract_charcode_aux:w
- \token_to_meaning:N \l__tl_analysis_token
- }
-\cs_new:Npn \__tl_analysis_extract_charcode_aux:w #1 ~ #2 ~ { ` }
-\cs_new:Npn \__tl_analysis_cs_space_count:NN #1 #2
- {
- \exp_after:wN #1
- \__int_value:w \__int_eval:w 0
- \exp_after:wN \__tl_analysis_cs_space_count:w
- \token_to_str:N #2
- \fi: \__tl_analysis_cs_space_count_end:w ; ~ !
- }
-\cs_new:Npn \__tl_analysis_cs_space_count:w #1 ~
- {
- \if_false: #1 #1 \fi:
- + 1
- \__tl_analysis_cs_space_count:w
- }
-\cs_new:Npn \__tl_analysis_cs_space_count_end:w ; #1 \fi: #2 !
- { \exp_after:wN ; \__int_value:w \str_count_ignore_spaces:n {#1} ; }
-\cs_new_protected:Npn \__tl_analysis:n #1
- {
- \group_begin:
- \group_align_safe_begin:
- \__tl_analysis_setup:n {#1}
- \__tl_analysis_a:n {#1}
- \__tl_analysis_b:n {#1}
- \group_align_safe_end:
- \group_end:
- }
-\cs_new_protected:Npn \__tl_analysis_setup:n #1
- {
- \int_set:Nn \tex_escapechar:D { -1 }
- \exp_after:wN \__tl_analysis_disable_loop:N
- \tl_to_str:n {#1} { ~ } { ? \__prg_break: }
- \__prg_break_point:
- \scan_stop:
- }
-\group_begin:
- \char_set_catcode_active:N \^^@
- \cs_new_protected:Npn \__tl_analysis_disable_loop:N #1
- {
- \tex_lccode:D 0 = `#1 ~
- \tex_lowercase:D { \tex_let:D ^^@ } \tex_undefined:D
- \__tl_analysis_disable_loop:N
- }
- \bool_lazy_or:nnT
- { \sys_if_engine_ptex_p: }
- { \sys_if_engine_uptex_p: }
- {
- \cs_gset_protected:Npn \__tl_analysis_disable_loop:N #1
- {
- \use_none:n #1 \scan_stop:
- \if_int_compare:w 256 > `#1 \exp_stop_f:
- \tex_lccode:D 0 = `#1 ~
- \tex_lowercase:D { \tex_let:D ^^@ } \tex_undefined:D
- \fi:
- \__tl_analysis_disable_loop:N
- }
- }
-\group_end:
-\cs_new_protected:Npn \__tl_analysis_a:n #1
- {
- \int_set:Nn \tex_escapechar:D { 92 }
- \int_zero:N \l__tl_analysis_normal_int
- \int_zero:N \l__tl_analysis_index_int
- \int_zero:N \l__tl_analysis_nesting_int
- \if_false: { \fi: \__tl_analysis_a_loop:w #1 }
- \int_decr:N \l__tl_analysis_index_int
- }
-\cs_new_protected:Npn \__tl_analysis_a_loop:w
- { \tex_futurelet:D \l__tl_analysis_token \__tl_analysis_a_type:w }
-\cs_new_protected:Npn \__tl_analysis_a_type:w
- {
- \l__tl_analysis_type_int =
- \if_meaning:w \l__tl_analysis_token \c_space_token
- 0
- \else:
- \if_catcode:w \exp_not:N \l__tl_analysis_token \c_group_begin_token
- 1
- \else:
- \if_catcode:w \exp_not:N \l__tl_analysis_token \c_group_end_token
- - 1
- \else:
- 2
- \fi:
- \fi:
- \fi:
- \exp_stop_f:
- \if_case:w \l__tl_analysis_type_int
- \exp_after:wN \__tl_analysis_a_space:w
- \or: \exp_after:wN \__tl_analysis_a_bgroup:w
- \or: \exp_after:wN \__tl_analysis_a_safe:N
- \else: \exp_after:wN \__tl_analysis_a_egroup:w
- \fi:
- }
-\cs_new_protected:Npn \__tl_analysis_a_space:w
- {
- \tex_afterassignment:D \__tl_analysis_a_space_test:w
- \exp_after:wN \cs_set_eq:NN
- \exp_after:wN \l__tl_analysis_char_token
- \token_to_str:N
- }
-\cs_new_protected:Npn \__tl_analysis_a_space_test:w
- {
- \if_meaning:w \l__tl_analysis_char_token \c_space_token
- \tex_toks:D \l__tl_analysis_index_int { \exp_not:n { ~ } }
- \__tl_analysis_a_store:
- \else:
- \int_incr:N \l__tl_analysis_normal_int
- \fi:
- \__tl_analysis_a_loop:w
- }
-\group_begin:
- \char_set_catcode_group_begin:N \^^@
- \char_set_catcode_group_end:N \^^E
- \cs_new_protected:Npn \__tl_analysis_a_bgroup:w
- { \__tl_analysis_a_group:nw { \exp_after:wN ^^@ \if_false: ^^E \fi: } }
- \char_set_catcode_group_begin:N \^^B
- \char_set_catcode_group_end:N \^^@
- \cs_new_protected:Npn \__tl_analysis_a_egroup:w
- { \__tl_analysis_a_group:nw { \if_false: ^^B \fi: ^^@ } }
-\group_end:
-\cs_new_protected:Npn \__tl_analysis_a_group:nw #1
- {
- \tex_lccode:D 0 = \__tl_analysis_extract_charcode: \scan_stop:
- \tex_lowercase:D { \tex_toks:D \l__tl_analysis_index_int {#1} }
- \if_int_compare:w \tex_lccode:D 0 = \tex_escapechar:D
- \int_set:Nn \tex_escapechar:D { 139 - \tex_escapechar:D }
- \fi:
- \tex_afterassignment:D \__tl_analysis_a_group_test:w
- \exp_after:wN \cs_set_eq:NN
- \exp_after:wN \l__tl_analysis_char_token
- \token_to_str:N
- }
-\cs_new_protected:Npn \__tl_analysis_a_group_test:w
- {
- \if_charcode:w \l__tl_analysis_token \l__tl_analysis_char_token
- \__tl_analysis_a_store:
- \else:
- \int_incr:N \l__tl_analysis_normal_int
- \fi:
- \__tl_analysis_a_loop:w
- }
-\cs_new_protected:Npn \__tl_analysis_a_store:
- {
- \tex_advance:D \l__tl_analysis_nesting_int \l__tl_analysis_type_int
- \if_int_compare:w \tex_lccode:D 0 = `\ \exp_stop_f:
- \tex_multiply:D \l__tl_analysis_type_int 2 \exp_stop_f:
- \fi:
- \tex_skip:D \l__tl_analysis_index_int
- = \l__tl_analysis_normal_int sp plus \l__tl_analysis_type_int sp \scan_stop:
- \int_incr:N \l__tl_analysis_index_int
- \int_zero:N \l__tl_analysis_normal_int
- \if_int_compare:w \l__tl_analysis_nesting_int = -1 \exp_stop_f:
- \cs_set_eq:NN \__tl_analysis_a_loop:w \scan_stop:
- \fi:
- }
-\cs_new_protected:Npn \__tl_analysis_a_safe:N #1
- {
- \if_charcode:w
- \scan_stop:
- \exp_after:wN \use_none:n \token_to_str:N #1 \prg_do_nothing:
- \scan_stop:
- \int_incr:N \l__tl_analysis_normal_int
- \else:
- \__tl_analysis_cs_space_count:NN \__tl_analysis_a_cs:ww #1
- \fi:
- \__tl_analysis_a_loop:w
- }
-\cs_new_protected:Npn \__tl_analysis_a_cs:ww #1; #2;
- {
- \if_int_compare:w #1 > 0 \exp_stop_f:
- \tex_skip:D \l__tl_analysis_index_int
- = \__int_eval:w \l__tl_analysis_normal_int + 1 sp \scan_stop:
- \tex_advance:D \l__tl_analysis_index_int #1 \exp_stop_f:
- \l__tl_analysis_normal_int #2 \exp_stop_f:
- \else:
- \tex_advance:D \l__tl_analysis_normal_int #2 \exp_stop_f:
- \fi:
- }
-\cs_new_protected:Npn \__tl_analysis_b:n #1
- {
- \tl_gset:Nx \g__tl_analysis_result_tl
- {
- \__tl_analysis_b_loop:w 0; #1
- \__prg_break_point:
- }
- }
-\cs_new:Npn \__tl_analysis_b_loop:w #1;
- {
- \exp_after:wN \__tl_analysis_b_normals:ww
- \__int_value:w \tex_skip:D #1 ; #1 ;
- }
-\cs_new:Npn \__tl_analysis_b_normals:ww #1;
- {
- \if_int_compare:w #1 = 0 \exp_stop_f:
- \__tl_analysis_b_special:w
- \fi:
- \__tl_analysis_b_normal:wwN #1;
- }
-\cs_new:Npn \__tl_analysis_b_normal:wwN #1; #2; #3
- {
- \exp_not:n { \exp_not:n { #3 } } \s__tl
- \if_charcode:w
- \scan_stop:
- \exp_after:wN \use_none:n \token_to_str:N #3 \prg_do_nothing:
- \scan_stop:
- \exp_after:wN \__tl_analysis_b_char:Nww
- \else:
- \exp_after:wN \__tl_analysis_b_cs:Nww
- \fi:
- #3 #1; #2;
- }
-\cs_new:Npx \__tl_analysis_b_char:Nww #1
- {
- \exp_not:N \if_meaning:w #1 \exp_not:N \tex_undefined:D
- \token_to_str:N D \exp_not:N \else:
- \exp_not:N \if_catcode:w #1 \c_catcode_other_token
- \token_to_str:N C \exp_not:N \else:
- \exp_not:N \if_catcode:w #1 \c_catcode_letter_token
- \token_to_str:N B \exp_not:N \else:
- \exp_not:N \if_catcode:w #1 \c_math_toggle_token 3 \exp_not:N \else:
- \exp_not:N \if_catcode:w #1 \c_alignment_token 4 \exp_not:N \else:
- \exp_not:N \if_catcode:w #1 \c_math_superscript_token 7 \exp_not:N \else:
- \exp_not:N \if_catcode:w #1 \c_math_subscript_token 8 \exp_not:N \else:
- \exp_not:N \if_catcode:w #1 \c_space_token
- \token_to_str:N A \exp_not:N \else:
- 6
- \exp_not:n { \fi: \fi: \fi: \fi: \fi: \fi: \fi: \fi: }
- \exp_not:N \__int_value:w `#1 \s__tl
- \exp_not:N \exp_after:wN \exp_not:N \__tl_analysis_b_normals:ww
- \exp_not:N \__int_value:w \exp_not:N \__int_eval:w - 1 +
- }
-\cs_new:Npn \__tl_analysis_b_cs:Nww #1
- {
- 0 -1 \s__tl
- \__tl_analysis_cs_space_count:NN \__tl_analysis_b_cs_test:ww #1
- }
-\cs_new:Npn \__tl_analysis_b_cs_test:ww #1 ; #2 ; #3 ; #4 ;
- {
- \exp_after:wN \__tl_analysis_b_normals:ww
- \__int_value:w \__int_eval:w
- \if_int_compare:w #1 = 0 \exp_stop_f:
- #3
- \else:
- \tex_skip:D \__int_eval:w #4 + #1 \__int_eval_end:
- \fi:
- - #2
- \exp_after:wN ;
- \__int_value:w \__int_eval:w #4 + #1 ;
- }
-\group_begin:
- \char_set_catcode_other:N A
- \cs_new:Npn \__tl_analysis_b_special:w
- \fi: \__tl_analysis_b_normal:wwN 0 ; #1 ;
- {
- \fi:
- \if_int_compare:w #1 = \l__tl_analysis_index_int
- \exp_after:wN \__prg_break:
- \fi:
- \tex_the:D \tex_toks:D #1 \s__tl
- \if_case:w \etex_gluestretch:D \tex_skip:D #1 \exp_stop_f:
- A
- \or: 1
- \or: 1
- \else: 2
- \fi:
- \if_int_odd:w \etex_gluestretch:D \tex_skip:D #1 \exp_stop_f:
- \exp_after:wN \__tl_analysis_b_special_char:wN \__int_value:w
- \else:
- \exp_after:wN \__tl_analysis_b_special_space:w \__int_value:w
- \fi:
- \__int_eval:w 1 + #1 \exp_after:wN ;
- \token_to_str:N
- }
-\group_end:
-\cs_new:Npn \__tl_analysis_b_special_char:wN #1 ; #2
- {
- \__int_value:w `#2 \s__tl
- \__tl_analysis_b_loop:w #1 ;
- }
-\cs_new:Npn \__tl_analysis_b_special_space:w #1 ; ~
- {
- 32 \s__tl
- \__tl_analysis_b_loop:w #1 ;
- }
-\cs_new_protected:Npn \__tl_analysis_map_inline:nn #1
- {
- \__tl_analysis:n {#1}
- \int_gincr:N \g__prg_map_int
- \exp_args:Nc \__tl_analysis_map_inline_aux:Nn
- { __tl_analysis_map_inline_ \int_use:N \g__prg_map_int :wNw }
- }
-\cs_new_protected:Npn \__tl_analysis_map_inline_aux:Nn #1#2
- {
- \cs_gset_protected:Npn #1 ##1 \s__tl ##2 ##3 \s__tl
- {
- \use_none:n ##2
- #2
- #1
- }
- \exp_after:wN #1
- \g__tl_analysis_result_tl
- \s__tl { ? \tl_map_break: } \s__tl
- \__prg_break_point:Nn \tl_map_break: { \int_gdecr:N \g__prg_map_int }
- }
-\cs_new_protected:Npn \tl_show_analysis:N #1
- {
- \tl_if_exist:NTF #1
- {
- \exp_args:No \__tl_analysis:n {#1}
- \__msg_show_pre:nnxxxx { LaTeX / kernel } { show-tl-analysis }
- { \token_to_str:N #1 } { \tl_if_empty:NTF #1 { } { ? } } { } { }
- \__tl_analysis_show:
- }
- { \tl_show:N #1 }
- }
-\cs_new_protected:Npn \tl_show_analysis:n #1
- {
- \__tl_analysis:n {#1}
- \__msg_show_pre:nnxxxx { LaTeX / kernel } { show-tl-analysis }
- { } { \tl_if_empty:nTF {#1} { } { ? } } { } { }
- \__tl_analysis_show:
- }
-\cs_new_protected:Npn \__tl_analysis_show:
- {
- \group_begin:
- \exp_args:NNx
- \group_end:
- \__msg_show_wrap:n
- {
- \exp_after:wN \__tl_analysis_show_loop:wNw \g__tl_analysis_result_tl
- \s__tl { ? \__prg_break: } \s__tl
- \__prg_break_point:
- }
- }
-\cs_new:Npn \__tl_analysis_show_loop:wNw #1 \s__tl #2 #3 \s__tl
- {
- \use_none:n #2
- \exp_not:n { \\ > \ \ }
- \if_int_compare:w "#2 = 0 \exp_stop_f:
- \exp_after:wN \__tl_analysis_show_cs:n
- \else:
- \if_int_compare:w "#2 = 13 \exp_stop_f:
- \exp_after:wN \exp_after:wN
- \exp_after:wN \__tl_analysis_show_active:n
- \else:
- \exp_after:wN \exp_after:wN
- \exp_after:wN \__tl_analysis_show_normal:n
- \fi:
- \fi:
- {#1}
- \__tl_analysis_show_loop:wNw
- }
-\cs_new:Npn \__tl_analysis_show_normal:n #1
- {
- \exp_after:wN \token_to_str:N #1 ~
- ( \exp_after:wN \token_to_meaning:N #1 )
- }
-\cs_new:Npn \__tl_analysis_show_value:N #1
- {
- \token_if_expandable:NF #1
- {
- \token_if_chardef:NTF #1 \__prg_break: { }
- \token_if_mathchardef:NTF #1 \__prg_break: { }
- \token_if_dim_register:NTF #1 \__prg_break: { }
- \token_if_int_register:NTF #1 \__prg_break: { }
- \token_if_skip_register:NTF #1 \__prg_break: { }
- \token_if_toks_register:NTF #1 \__prg_break: { }
- \use_none:nnn
- \__prg_break_point:
- \use:n { \exp_after:wN = \tex_the:D #1 }
- }
- }
-\cs_new:Npn \__tl_analysis_show_cs:n #1
- { \exp_args:No \__tl_analysis_show_long:nn {#1} { control~sequence= } }
-\cs_new:Npn \__tl_analysis_show_active:n #1
- { \exp_args:No \__tl_analysis_show_long:nn {#1} { active~character= } }
-\cs_new:Npn \__tl_analysis_show_long:nn #1
- {
- \__tl_analysis_show_long_aux:oofn
- { \token_to_str:N #1 }
- { \token_to_meaning:N #1 }
- { \__tl_analysis_show_value:N #1 }
- }
-\cs_new:Npn \__tl_analysis_show_long_aux:nnnn #1#2#3#4
- {
- \int_compare:nNnTF
- { \str_count:n { #1 ~ ( #4 #2 #3 ) } }
- > { \l_iow_line_count_int - 3 }
- {
- \str_range:nnn { #1 ~ ( #4 #2 #3 ) } { 1 }
- {
- \l_iow_line_count_int - 3
- - \str_count:N \c__tl_analysis_show_etc_str
- }
- \c__tl_analysis_show_etc_str
- }
- { #1 ~ ( #4 #2 #3 ) }
- }
-\cs_generate_variant:Nn \__tl_analysis_show_long_aux:nnnn { oof }
-\tl_const:Nx \c__tl_analysis_show_etc_str % (
- { \token_to_str:N \ETC.) }
-\__msg_kernel_new:nnn { kernel } { show-tl-analysis }
- {
- The~token~list~ \tl_if_empty:nF {#1} { #1 ~ }
- \tl_if_empty:nTF {#2}
- { is~empty }
- { contains~the~tokens: }
- }
-%%
-%%
-%% End of file `l3tl-analysis.sty'.
diff --git a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-build.sty b/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-build.sty
deleted file mode 100644
index 9feca451233..00000000000
--- a/Master/texmf-dist/tex/latex/l3experimental/l3str/l3tl-build.sty
+++ /dev/null
@@ -1,104 +0,0 @@
-%%
-%% This is file `l3tl-build.sty',
-%% generated with the docstrip utility.
-%%
-%% The original source files were:
-%%
-%% l3tl-build.dtx (with options: `package')
-%%
-%% Copyright (C) 2011-2017 The LaTeX3 Project
-%%
-%% It may be distributed and/or modified under the conditions of
-%% the LaTeX Project Public License (LPPL), either version 1.3c of
-%% this license or (at your option) any later version. The latest
-%% version of this license is in the file:
-%%
-%% http://www.latex-project.org/lppl.txt
-%%
-%% This file is part of the "l3experimental bundle" (The Work in LPPL)
-%% and all files in that bundle must be distributed together.
-%%
-%% File: l3tl-build.dtx Copyright (C) 2011-2017 The LaTeX3 Project
-\RequirePackage{expl3}[2017/05/13]
-\@ifpackagelater{expl3}{2017/05/13}
- {}
- {%
- \PackageError{l3tl-build}{Support package l3kernel too old}
- {%
- Please install an up to date version of l3kernel\MessageBreak
- using your TeX package manager or from CTAN.\MessageBreak
- \MessageBreak
- Loading l3tl-build will abort!%
- }%
- \endinput
- }
-\ProvidesExplPackage{l3tl-build}{2017/05/13}{}
- {L3 Experimental token list construction}
-\int_new:N \l__tl_build_start_index_int
-\int_new:N \l__tl_build_index_int
-\tl_new:N \l__tl_build_result_tl
-\cs_new_protected:Npn \__tl_build_unpack:
- {
- \tl_put_right:Nx \l__tl_build_result_tl
- {
- \exp_after:wN \__tl_build_unpack_loop:w
- \int_use:N \l__tl_build_start_index_int ;
- \__prg_break_point:
- }
- }
-\cs_new:Npn \__tl_build_unpack_loop:w #1 ;
- {
- \if_int_compare:w #1 = \l__tl_build_index_int
- \exp_after:wN \__prg_break:
- \fi:
- \tex_the:D \tex_toks:D #1 \exp_stop_f:
- \exp_after:wN \__tl_build_unpack_loop:w
- \int_use:N \__int_eval:w #1 + 1 ;
- }
-\cs_new_protected:Npn \__tl_build:Nw
- { \__tl_build_aux:NNw \tl_set:Nn }
-\cs_new_protected:Npn \__tl_build_x:Nw
- { \__tl_build_aux:NNw \tl_set:Nx }
-\cs_new_protected:Npn \__tl_gbuild:Nw
- { \__tl_build_aux:NNw \tl_gset:Nn }
-\cs_new_protected:Npn \__tl_gbuild_x:Nw
- { \__tl_build_aux:NNw \tl_gset:Nx }
-\cs_new_protected:Npn \__tl_build_aux:NNw #1#2
- {
- \group_begin:
- \cs_set:Npn \__tl_build_end_assignment:n
- { \group_end: #1 #2 }
- \int_zero:N \l__tl_build_start_index_int
- \int_zero:N \l__tl_build_index_int
- \tl_clear:N \l__tl_build_result_tl
- }
-\cs_new_protected:Npn \__tl_build_end:
- {
- \__tl_build_unpack:
- \exp_args:No
- \__tl_build_end_assignment:n \l__tl_build_result_tl
- }
-\cs_new_eq:NN \__tl_build_end_assignment:n \use_none:n
-\cs_new_protected:Npn \__tl_build_one:n #1
- {
- \tex_toks:D \l__tl_build_index_int {#1}
- \int_incr:N \l__tl_build_index_int
- \if_int_compare:w \l__tl_build_index_int > \c_max_register_int
- \__tl_build_unpack:
- \l__tl_build_index_int \l__tl_build_start_index_int
- \fi:
- }
-\cs_new_protected:Npn \__tl_build_one:o #1
- {
- \tex_toks:D \l__tl_build_index_int \exp_after:wN {#1}
- \int_incr:N \l__tl_build_index_int
- \if_int_compare:w \l__tl_build_index_int > \c_max_register_int
- \__tl_build_unpack:
- \l__tl_build_index_int \l__tl_build_start_index_int
- \fi:
- }
-\cs_new_protected:Npn \__tl_build_one:x #1
- { \use:x { \__tl_build_one:n {#1} } }
-%%
-%%
-%% End of file `l3tl-build.sty'.
diff --git a/Master/texmf-dist/tex/latex/l3experimental/xcoffins/xcoffins.sty b/Master/texmf-dist/tex/latex/l3experimental/xcoffins/xcoffins.sty
index 1e2905d4cf4..4158ff85dbd 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/xcoffins/xcoffins.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/xcoffins/xcoffins.sty
@@ -20,7 +20,7 @@
%%
%% File: xcoffins.dtx Copyright(C) 2010-2012,2014,2016,2017 The LaTeX3 Project
\RequirePackage{xparse}
-\ProvidesExplPackage{xcoffins}{2017/05/13}{}
+\ProvidesExplPackage{xcoffins}{2017/05/29}{}
{L3 Experimental design level coffins}
\keys_define:nn { coffin }
{
diff --git a/Master/texmf-dist/tex/latex/l3experimental/xgalley/l3galley.sty b/Master/texmf-dist/tex/latex/l3experimental/xgalley/l3galley.sty
index f4e6e5574f4..9f687c7e4f5 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/xgalley/l3galley.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/xgalley/l3galley.sty
@@ -20,8 +20,8 @@
%%
%% File: l3galley.dtx Copyright (C) 1999-2001, 2004-2009 Frank Mittelbach
%% (C) 2010-2017 The LaTeX3 Project
-\RequirePackage{expl3}[2017/05/13]
-\@ifpackagelater{expl3}{2017/05/13}
+\RequirePackage{expl3}[2017/05/29]
+\@ifpackagelater{expl3}{2017/05/29}
{}
{%
\PackageError{l3galley}{Support package l3kernel too old}
@@ -33,7 +33,7 @@
}%
\endinput
}
-\ProvidesExplPackage{l3galley}{2017/05/13}{}
+\ProvidesExplPackage{l3galley}{2017/05/29}{}
{L3 Experimental galley code}
\int_new:N \l__galley_tmp_int
\seq_new:N \g__galley_tmpa_seq
diff --git a/Master/texmf-dist/tex/latex/l3experimental/xgalley/xgalley.sty b/Master/texmf-dist/tex/latex/l3experimental/xgalley/xgalley.sty
index 13e44bce0fd..53ce196568a 100644
--- a/Master/texmf-dist/tex/latex/l3experimental/xgalley/xgalley.sty
+++ b/Master/texmf-dist/tex/latex/l3experimental/xgalley/xgalley.sty
@@ -21,7 +21,7 @@
%% File: xgalley.dtx Copyright (C) 1999-2001, 2004-2009 Frank Mittelbach
%% (C) 2010-2012,2014,2016-2017 The LaTeX3 Project
\RequirePackage{xparse}
-\ProvidesExplPackage{xgalley}{2017/05/13}{}
+\ProvidesExplPackage{xgalley}{2017/05/29}{}
{L3 Experimental galley}
\RequirePackage{xparse,xtemplate,l3galley}
\clist_new:N \l__galley_tmpa_clist
diff --git a/Master/texmf-dist/tex/latex/l3kernel/expl3-code.tex b/Master/texmf-dist/tex/latex/l3kernel/expl3-code.tex
index 16769c81796..ed3ba7dd47d 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/expl3-code.tex
+++ b/Master/texmf-dist/tex/latex/l3kernel/expl3-code.tex
@@ -13,6 +13,7 @@
%% l3str.dtx (with options: `package')
%% l3seq.dtx (with options: `package')
%% l3int.dtx (with options: `package')
+%% l3intarray.dtx (with options: `package')
%% l3flag.dtx (with options: `package')
%% l3quark.dtx (with options: `package')
%% l3prg.dtx (with options: `package')
@@ -37,6 +38,9 @@
%% l3fp-random.dtx (with options: `package')
%% l3fp-assign.dtx (with options: `package')
%% l3sort.dtx (with options: `package')
+%% l3tl-build.dtx (with options: `package')
+%% l3tl-analysis.dtx (with options: `package')
+%% l3regex.dtx (with options: `package')
%% l3box.dtx (with options: `package')
%% l3coffins.dtx (with options: `package')
%% l3color.dtx (with options: `package')
@@ -58,7 +62,7 @@
%% and all files in that bundle must be distributed together.
%%
%% File: expl3.dtx Copyright (C) 1990-2017 The LaTeX3 Project
-\def\ExplFileDate{2017/05/13}%
+\def\ExplFileDate{2017/05/29}%
\begingroup
\def\next{\endgroup}%
\expandafter\ifx\csname PackageError\endcsname\relax
@@ -3094,6 +3098,7 @@
{ \__prg_map_break:Nn \tl_map_break: { } }
\cs_new:Npn \tl_map_break:n
{ \__prg_map_break:Nn \tl_map_break: }
+\cs_generate_variant:Nn \tl_to_str:n { V }
\cs_new:Npn \tl_to_str:N #1 { \etex_detokenize:D \exp_after:wN {#1} }
\cs_generate_variant:Nn \tl_to_str:N { c }
\cs_new:Npn \tl_use:N #1
@@ -5429,6 +5434,60 @@
\int_new:N \g_tmpa_int
\int_new:N \g_tmpb_int
\cs_new_eq:NN \c_minus_one \m@ne
+%% File: l3intarray.dtx Copyright (C) 2017 The LaTeX3 Project
+\int_new:N \g__intarray_font_int
+\cs_new_protected:Npn \__intarray_new:Nn #1#2
+ {
+ \__chk_if_free_cs:N #1
+ \int_gincr:N \g__intarray_font_int
+ \tex_global:D \tex_font:D #1 = cmr10~at~ \g__intarray_font_int sp \scan_stop:
+ \tex_hyphenchar:D #1 = \int_eval:n {#2} \scan_stop:
+ \int_compare:nNnT { \tex_hyphenchar:D #1 } > 0
+ { \tex_fontdimen:D \tex_hyphenchar:D #1 #1 = 0 sp \scan_stop: }
+ \int_step_inline:nnnn { 1 } { 1 } { 8 }
+ { \tex_fontdimen:D ##1 #1 = 0 sp \scan_stop: }
+ }
+\cs_new:Npn \__intarray_count:N #1 { \tex_the:D \tex_hyphenchar:D #1 }
+\cs_new_protected:Npn \__intarray_gset_fast:Nnn #1#2#3
+ { \tex_fontdimen:D \int_eval:n {#2} #1 = \int_eval:n {#3} sp \scan_stop: }
+\cs_new_protected:Npn \__intarray_gset:Nnn #1#2#3
+ {
+ \exp_args:Nff \__intarray_gset_aux:Nnn #1
+ { \int_eval:n {#2} } { \int_eval:n {#3} }
+ }
+\cs_new_protected:Npn \__intarray_gset_aux:Nnn #1#2#3
+ {
+ \int_compare:nTF { 1 <= #2 <= \__intarray_count:N #1 }
+ {
+ \int_compare:nTF { - \c_max_dim <= \int_abs:n {#3} <= \c_max_dim }
+ { \__intarray_gset_fast:Nnn #1 {#2} {#3} }
+ {
+ \__msg_kernel_error:nnxxxx { kernel } { overflow }
+ { \token_to_str:N #1 } {#2} {#3}
+ { \int_compare:nNnT {#3} < 0 { - } \__int_value:w \c_max_dim }
+ \__intarray_gset_fast:Nnn #1 {#2}
+ { \int_compare:nNnT {#3} < 0 { - } \c_max_dim }
+ }
+ }
+ {
+ \__msg_kernel_error:nnxxx { kernel } { out-of-bounds }
+ { \token_to_str:N #1 } {#2} { \__intarray_count:N #1 }
+ }
+ }
+\cs_new:Npn \__intarray_item_fast:Nn #1#2
+ { \__int_value:w \tex_fontdimen:D \int_eval:n {#2} #1 }
+\cs_new:Npn \__intarray_item:Nn #1#2
+ { \exp_args:Nf \__intarray_item_aux:Nn #1 { \int_eval:n {#2} } }
+\cs_new:Npn \__intarray_item_aux:Nn #1#2
+ {
+ \int_compare:nTF { 1 <= #2 <= \__intarray_count:N #1 }
+ { \__intarray_item_fast:Nn #1 {#2} }
+ {
+ \__msg_kernel_expandable_error:nnnnn { kernel } { out-of-bounds }
+ { \token_to_str:N #1 } {#2} { \__intarray_count:N #1 }
+ 0
+ }
+ }
%% File: l3flag.dtx Copyright (C) 2011-2012,2014-2017 The LaTeX3 Project
\cs_new_protected:Npn \flag_new:n #1
{
@@ -8098,6 +8157,18 @@
needed~when~defining~conditionals~or~variants,~or~when~building~a~
parameter~text~from~the~number~of~arguments~of~the~function.
}
+\__msg_kernel_new:nnnn { kernel } { overflow }
+ { Integers~larger~than~2^{30}-1~cannot~be~stored~in~arrays. }
+ {
+ An~attempt~was~made~to~store~#3~at~position~#2~in~the~array~'#1'.~
+ The~largest~allowed~value~#4~will~be~used~instead.
+ }
+\__msg_kernel_new:nnnn { kernel } { out-of-bounds }
+ { Access~to~an~entry~beyond~an~array's~bounds. }
+ {
+ An~attempt~was~made~to~access~or~store~data~at~position~#2~of~the~
+ array~'#1',~but~this~array~has~entries~at~positions~from~1~to~#3.
+ }
\__msg_kernel_new:nnnn { kernel } { protected-predicate }
{ Predicate~'#1'~must~be~expandable. }
{
@@ -8607,6 +8678,37 @@
\int_set:Nn \tex_endlinechar:D { \int_use:N \tex_endlinechar:D }
}
}
+\cs_new:Npn \ior_map_break:
+ { \__prg_map_break:Nn \ior_map_break: { } }
+\cs_new:Npn \ior_map_break:n
+ { \__prg_map_break:Nn \ior_map_break: }
+\cs_new_protected:Npn \ior_map_inline:Nn
+ { \__ior_map_inline:NNn \ior_get:NN }
+\cs_new_protected:Npn \ior_str_map_inline:Nn
+ { \__ior_map_inline:NNn \ior_str_get:NN }
+\cs_new_protected:Npn \__ior_map_inline:NNn
+ {
+ \int_gincr:N \g__prg_map_int
+ \exp_args:Nc \__ior_map_inline:NNNn
+ { __prg_map_ \int_use:N \g__prg_map_int :n }
+ }
+\cs_new_protected:Npn \__ior_map_inline:NNNn #1#2#3#4
+ {
+ \cs_gset_protected:Npn #1 ##1 {#4}
+ \ior_if_eof:NF #3 { \__ior_map_inline_loop:NNN #1#2#3 }
+ \__prg_break_point:Nn \ior_map_break:
+ { \int_gdecr:N \g__prg_map_int }
+ }
+\cs_new_protected:Npn \__ior_map_inline_loop:NNN #1#2#3
+ {
+ #2 #3 \l__ior_internal_tl
+ \ior_if_eof:NF #3
+ {
+ \exp_args:No #1 \l__ior_internal_tl
+ \__ior_map_inline_loop:NNN #1#2#3
+ }
+ }
+\tl_new:N \l__ior_internal_tl
\ior_new:N \g__file_internal_ior
\int_const:Nn \c_log_iow { -1 }
\int_const:Nn \c_term_iow
@@ -10038,11 +10140,18 @@
\cs_generate_variant:Nn \__keys_set_known:nnnN { o }
\cs_new_protected:Npn \keys_set_known:nn #1#2
{
+ \bool_if:NTF \l__keys_only_known_bool
+ { \keys_set:nn }
+ { \__keys_set_known:nn }
+ {#1} {#2}
+ }
+\cs_generate_variant:Nn \keys_set_known:nn { nV , nv , no }
+\cs_new_protected:Npn \__keys_set_known:nn #1#2
+ {
\bool_set_true:N \l__keys_only_known_bool
\keys_set:nn {#1} {#2}
\bool_set_false:N \l__keys_only_known_bool
}
-\cs_generate_variant:Nn \keys_set_known:nn { nV , nv , no }
\cs_new_protected:Npn \keys_set_filter:nnnN
{ \__keys_set_filter:onnnN \l__keys_unused_clist }
\cs_generate_variant:Nn \keys_set_filter:nnnN { nnV , nnv , nno }
@@ -10056,22 +10165,50 @@
\cs_generate_variant:Nn \__keys_set_filter:nnnnN { o }
\cs_new_protected:Npn \keys_set_filter:nnn #1#2#3
{
- \bool_set_true:N \l__keys_selective_bool
- \bool_set_true:N \l__keys_filtered_bool
- \seq_set_from_clist:Nn \l__keys_selective_seq {#2}
- \keys_set:nn {#1} {#3}
- \bool_set_false:N \l__keys_selective_bool
+ \bool_if:NTF \l__keys_filtered_bool
+ { \__keys_set_selective:nnn }
+ { \__keys_set_filter:nnn }
+ {#1} {#2} {#3}
}
\cs_generate_variant:Nn \keys_set_filter:nnn { nnV , nnv , nno }
+\cs_new_protected:Npn \__keys_set_filter:nnn #1#2#3
+ {
+ \bool_set_true:N \l__keys_filtered_bool
+ \__keys_set_selective:nnn {#1} {#2} {#3}
+ \bool_set_false:N \l__keys_filtered_bool
+ }
\cs_new_protected:Npn \keys_set_groups:nnn #1#2#3
{
- \bool_set_true:N \l__keys_selective_bool
+ \bool_if:NTF \l__keys_filtered_bool
+ { \__keys_set_groups:nnn }
+ { \__keys_set_selective:nnn }
+ {#1} {#2} {#3}
+ }
+\cs_generate_variant:Nn \keys_set_groups:nnn { nnV , nnv , nno }
+\cs_new_protected:Npn \__keys_set_groups:nnn #1#2#3
+ {
\bool_set_false:N \l__keys_filtered_bool
- \seq_set_from_clist:Nn \l__keys_selective_seq {#2}
- \keys_set:nn {#1} {#3}
+ \__keys_set_selective:nnn {#1} {#2} {#3}
+ \bool_set_true:N \l__keys_filtered_bool
+ }
+\cs_new_protected:Npn \__keys_set_selective:nnn
+ { \__keys_set_selective:onnn \l__keys_selective_seq }
+\cs_new_protected:Npn \__keys_set_selective:nnnn #1#2#3#4
+ {
+ \seq_set_from_clist:Nn \l__keys_selective_seq {#3}
+ \bool_if:NTF \l__keys_selective_bool
+ { \keys_set:nn }
+ { \__keys_set_selective:nn }
+ {#2} {#4}
+ \tl_set:Nn \l__keys_selective_seq {#1}
+ }
+\cs_generate_variant:Nn \__keys_set_selective:nnnn { o }
+\cs_new_protected:Npn \__keys_set_selective:nn #1#2
+ {
+ \bool_set_true:N \l__keys_selective_bool
+ \keys_set:nn {#1} {#2}
\bool_set_false:N \l__keys_selective_bool
}
-\cs_generate_variant:Nn \keys_set_groups:nnn { nnV , nnv , nno }
\cs_new_protected:Npn \__keys_set:n #1
{
\bool_set_true:N \l__keys_no_value_bool
@@ -16214,6 +16351,3458 @@
\cs_gset_eq:NN \sort_reversed: \sort_return_swapped:
\sort_return_swapped:
}
+%% File: l3tl-build.dtx Copyright (C) 2011-2017 The LaTeX3 Project
+\int_new:N \l__tl_build_start_index_int
+\int_new:N \l__tl_build_index_int
+\tl_new:N \l__tl_build_result_tl
+\cs_new_protected:Npn \__tl_build_unpack:
+ {
+ \tl_put_right:Nx \l__tl_build_result_tl
+ {
+ \exp_after:wN \__tl_build_unpack_loop:w
+ \int_use:N \l__tl_build_start_index_int ;
+ \__prg_break_point:
+ }
+ }
+\cs_new:Npn \__tl_build_unpack_loop:w #1 ;
+ {
+ \if_int_compare:w #1 = \l__tl_build_index_int
+ \exp_after:wN \__prg_break:
+ \fi:
+ \tex_the:D \tex_toks:D #1 \exp_stop_f:
+ \exp_after:wN \__tl_build_unpack_loop:w
+ \int_use:N \__int_eval:w #1 + 1 ;
+ }
+\cs_new_protected:Npn \__tl_build:Nw
+ { \__tl_build_aux:NNw \tl_set:Nn }
+\cs_new_protected:Npn \__tl_build_x:Nw
+ { \__tl_build_aux:NNw \tl_set:Nx }
+\cs_new_protected:Npn \__tl_gbuild:Nw
+ { \__tl_build_aux:NNw \tl_gset:Nn }
+\cs_new_protected:Npn \__tl_gbuild_x:Nw
+ { \__tl_build_aux:NNw \tl_gset:Nx }
+\cs_new_protected:Npn \__tl_build_aux:NNw #1#2
+ {
+ \group_begin:
+ \cs_set:Npn \__tl_build_end_assignment:n
+ { \group_end: #1 #2 }
+ \int_zero:N \l__tl_build_start_index_int
+ \int_zero:N \l__tl_build_index_int
+ \tl_clear:N \l__tl_build_result_tl
+ }
+\cs_new_protected:Npn \__tl_build_end:
+ {
+ \__tl_build_unpack:
+ \exp_args:No
+ \__tl_build_end_assignment:n \l__tl_build_result_tl
+ }
+\cs_new_eq:NN \__tl_build_end_assignment:n \use_none:n
+\cs_new_protected:Npn \__tl_build_one:n #1
+ {
+ \tex_toks:D \l__tl_build_index_int {#1}
+ \int_incr:N \l__tl_build_index_int
+ \if_int_compare:w \l__tl_build_index_int > \c_max_register_int
+ \__tl_build_unpack:
+ \l__tl_build_index_int \l__tl_build_start_index_int
+ \fi:
+ }
+\cs_new_protected:Npn \__tl_build_one:o #1
+ {
+ \tex_toks:D \l__tl_build_index_int \exp_after:wN {#1}
+ \int_incr:N \l__tl_build_index_int
+ \if_int_compare:w \l__tl_build_index_int > \c_max_register_int
+ \__tl_build_unpack:
+ \l__tl_build_index_int \l__tl_build_start_index_int
+ \fi:
+ }
+\cs_new_protected:Npn \__tl_build_one:x #1
+ { \use:x { \__tl_build_one:n {#1} } }
+%% File: l3tl-analysis.dtx Copyright (C) 2011-2012,2015-2017 The LaTeX3 Project%
+\__scan_new:N \s__tl
+\tl_new:N \l__tl_analysis_internal_tl
+\cs_new_eq:NN \l__tl_analysis_token ?
+\cs_new_eq:NN \l__tl_analysis_char_token ?
+\int_new:N \l__tl_analysis_normal_int
+\int_new:N \l__tl_analysis_index_int
+\int_new:N \l__tl_analysis_nesting_int
+\int_new:N \l__tl_analysis_type_int
+\tl_new:N \g__tl_analysis_result_tl
+\cs_new:Npn \__tl_analysis_extract_charcode:
+ {
+ \exp_after:wN \__tl_analysis_extract_charcode_aux:w
+ \token_to_meaning:N \l__tl_analysis_token
+ }
+\cs_new:Npn \__tl_analysis_extract_charcode_aux:w #1 ~ #2 ~ { ` }
+\cs_new:Npn \__tl_analysis_cs_space_count:NN #1 #2
+ {
+ \exp_after:wN #1
+ \__int_value:w \__int_eval:w 0
+ \exp_after:wN \__tl_analysis_cs_space_count:w
+ \token_to_str:N #2
+ \fi: \__tl_analysis_cs_space_count_end:w ; ~ !
+ }
+\cs_new:Npn \__tl_analysis_cs_space_count:w #1 ~
+ {
+ \if_false: #1 #1 \fi:
+ + 1
+ \__tl_analysis_cs_space_count:w
+ }
+\cs_new:Npn \__tl_analysis_cs_space_count_end:w ; #1 \fi: #2 !
+ { \exp_after:wN ; \__int_value:w \str_count_ignore_spaces:n {#1} ; }
+\cs_new_protected:Npn \__tl_analysis:n #1
+ {
+ \group_begin:
+ \group_align_safe_begin:
+ \__tl_analysis_setup:n {#1}
+ \__tl_analysis_a:n {#1}
+ \__tl_analysis_b:n {#1}
+ \group_align_safe_end:
+ \group_end:
+ }
+\cs_new_protected:Npn \__tl_analysis_setup:n #1
+ {
+ \int_set:Nn \tex_escapechar:D { -1 }
+ \exp_after:wN \__tl_analysis_disable_loop:N
+ \tl_to_str:n {#1} { ~ } { ? \__prg_break: }
+ \__prg_break_point:
+ \scan_stop:
+ }
+\group_begin:
+ \char_set_catcode_active:N \^^@
+ \cs_new_protected:Npn \__tl_analysis_disable_loop:N #1
+ {
+ \tex_lccode:D 0 = `#1 ~
+ \tex_lowercase:D { \tex_let:D ^^@ } \tex_undefined:D
+ \__tl_analysis_disable_loop:N
+ }
+ \cs_if_exist:NT \ptex_kanjiskip:D
+ {
+ \cs_gset_protected:Npn \__tl_analysis_disable_loop:N #1
+ {
+ \use_none:n #1 \scan_stop:
+ \if_int_compare:w 256 > `#1 \exp_stop_f:
+ \tex_lccode:D 0 = `#1 ~
+ \tex_lowercase:D { \tex_let:D ^^@ } \tex_undefined:D
+ \fi:
+ \__tl_analysis_disable_loop:N
+ }
+ }
+\group_end:
+\cs_new_protected:Npn \__tl_analysis_a:n #1
+ {
+ \int_set:Nn \tex_escapechar:D { 92 }
+ \int_zero:N \l__tl_analysis_normal_int
+ \int_zero:N \l__tl_analysis_index_int
+ \int_zero:N \l__tl_analysis_nesting_int
+ \if_false: { \fi: \__tl_analysis_a_loop:w #1 }
+ \int_decr:N \l__tl_analysis_index_int
+ }
+\cs_new_protected:Npn \__tl_analysis_a_loop:w
+ { \tex_futurelet:D \l__tl_analysis_token \__tl_analysis_a_type:w }
+\cs_new_protected:Npn \__tl_analysis_a_type:w
+ {
+ \l__tl_analysis_type_int =
+ \if_meaning:w \l__tl_analysis_token \c_space_token
+ 0
+ \else:
+ \if_catcode:w \exp_not:N \l__tl_analysis_token \c_group_begin_token
+ 1
+ \else:
+ \if_catcode:w \exp_not:N \l__tl_analysis_token \c_group_end_token
+ - 1
+ \else:
+ 2
+ \fi:
+ \fi:
+ \fi:
+ \exp_stop_f:
+ \if_case:w \l__tl_analysis_type_int
+ \exp_after:wN \__tl_analysis_a_space:w
+ \or: \exp_after:wN \__tl_analysis_a_bgroup:w
+ \or: \exp_after:wN \__tl_analysis_a_safe:N
+ \else: \exp_after:wN \__tl_analysis_a_egroup:w
+ \fi:
+ }
+\cs_new_protected:Npn \__tl_analysis_a_space:w
+ {
+ \tex_afterassignment:D \__tl_analysis_a_space_test:w
+ \exp_after:wN \cs_set_eq:NN
+ \exp_after:wN \l__tl_analysis_char_token
+ \token_to_str:N
+ }
+\cs_new_protected:Npn \__tl_analysis_a_space_test:w
+ {
+ \if_meaning:w \l__tl_analysis_char_token \c_space_token
+ \tex_toks:D \l__tl_analysis_index_int { \exp_not:n { ~ } }
+ \__tl_analysis_a_store:
+ \else:
+ \int_incr:N \l__tl_analysis_normal_int
+ \fi:
+ \__tl_analysis_a_loop:w
+ }
+\group_begin:
+ \char_set_catcode_group_begin:N \^^@
+ \char_set_catcode_group_end:N \^^E
+ \cs_new_protected:Npn \__tl_analysis_a_bgroup:w
+ { \__tl_analysis_a_group:nw { \exp_after:wN ^^@ \if_false: ^^E \fi: } }
+ \char_set_catcode_group_begin:N \^^B
+ \char_set_catcode_group_end:N \^^@
+ \cs_new_protected:Npn \__tl_analysis_a_egroup:w
+ { \__tl_analysis_a_group:nw { \if_false: ^^B \fi: ^^@ } }
+\group_end:
+\cs_new_protected:Npn \__tl_analysis_a_group:nw #1
+ {
+ \tex_lccode:D 0 = \__tl_analysis_extract_charcode: \scan_stop:
+ \tex_lowercase:D { \tex_toks:D \l__tl_analysis_index_int {#1} }
+ \if_int_compare:w \tex_lccode:D 0 = \tex_escapechar:D
+ \int_set:Nn \tex_escapechar:D { 139 - \tex_escapechar:D }
+ \fi:
+ \tex_afterassignment:D \__tl_analysis_a_group_test:w
+ \exp_after:wN \cs_set_eq:NN
+ \exp_after:wN \l__tl_analysis_char_token
+ \token_to_str:N
+ }
+\cs_new_protected:Npn \__tl_analysis_a_group_test:w
+ {
+ \if_charcode:w \l__tl_analysis_token \l__tl_analysis_char_token
+ \__tl_analysis_a_store:
+ \else:
+ \int_incr:N \l__tl_analysis_normal_int
+ \fi:
+ \__tl_analysis_a_loop:w
+ }
+\cs_new_protected:Npn \__tl_analysis_a_store:
+ {
+ \tex_advance:D \l__tl_analysis_nesting_int \l__tl_analysis_type_int
+ \if_int_compare:w \tex_lccode:D 0 = `\ \exp_stop_f:
+ \tex_multiply:D \l__tl_analysis_type_int 2 \exp_stop_f:
+ \fi:
+ \tex_skip:D \l__tl_analysis_index_int
+ = \l__tl_analysis_normal_int sp plus \l__tl_analysis_type_int sp \scan_stop:
+ \int_incr:N \l__tl_analysis_index_int
+ \int_zero:N \l__tl_analysis_normal_int
+ \if_int_compare:w \l__tl_analysis_nesting_int = -1 \exp_stop_f:
+ \cs_set_eq:NN \__tl_analysis_a_loop:w \scan_stop:
+ \fi:
+ }
+\cs_new_protected:Npn \__tl_analysis_a_safe:N #1
+ {
+ \if_charcode:w
+ \scan_stop:
+ \exp_after:wN \use_none:n \token_to_str:N #1 \prg_do_nothing:
+ \scan_stop:
+ \int_incr:N \l__tl_analysis_normal_int
+ \else:
+ \__tl_analysis_cs_space_count:NN \__tl_analysis_a_cs:ww #1
+ \fi:
+ \__tl_analysis_a_loop:w
+ }
+\cs_new_protected:Npn \__tl_analysis_a_cs:ww #1; #2;
+ {
+ \if_int_compare:w #1 > 0 \exp_stop_f:
+ \tex_skip:D \l__tl_analysis_index_int
+ = \__int_eval:w \l__tl_analysis_normal_int + 1 sp \scan_stop:
+ \tex_advance:D \l__tl_analysis_index_int #1 \exp_stop_f:
+ \l__tl_analysis_normal_int #2 \exp_stop_f:
+ \else:
+ \tex_advance:D \l__tl_analysis_normal_int #2 \exp_stop_f:
+ \fi:
+ }
+\cs_new_protected:Npn \__tl_analysis_b:n #1
+ {
+ \tl_gset:Nx \g__tl_analysis_result_tl
+ {
+ \__tl_analysis_b_loop:w 0; #1
+ \__prg_break_point:
+ }
+ }
+\cs_new:Npn \__tl_analysis_b_loop:w #1;
+ {
+ \exp_after:wN \__tl_analysis_b_normals:ww
+ \__int_value:w \tex_skip:D #1 ; #1 ;
+ }
+\cs_new:Npn \__tl_analysis_b_normals:ww #1;
+ {
+ \if_int_compare:w #1 = 0 \exp_stop_f:
+ \__tl_analysis_b_special:w
+ \fi:
+ \__tl_analysis_b_normal:wwN #1;
+ }
+\cs_new:Npn \__tl_analysis_b_normal:wwN #1; #2; #3
+ {
+ \exp_not:n { \exp_not:n { #3 } } \s__tl
+ \if_charcode:w
+ \scan_stop:
+ \exp_after:wN \use_none:n \token_to_str:N #3 \prg_do_nothing:
+ \scan_stop:
+ \exp_after:wN \__tl_analysis_b_char:Nww
+ \else:
+ \exp_after:wN \__tl_analysis_b_cs:Nww
+ \fi:
+ #3 #1; #2;
+ }
+\cs_new:Npx \__tl_analysis_b_char:Nww #1
+ {
+ \exp_not:N \if_meaning:w #1 \exp_not:N \tex_undefined:D
+ \token_to_str:N D \exp_not:N \else:
+ \exp_not:N \if_catcode:w #1 \c_catcode_other_token
+ \token_to_str:N C \exp_not:N \else:
+ \exp_not:N \if_catcode:w #1 \c_catcode_letter_token
+ \token_to_str:N B \exp_not:N \else:
+ \exp_not:N \if_catcode:w #1 \c_math_toggle_token 3 \exp_not:N \else:
+ \exp_not:N \if_catcode:w #1 \c_alignment_token 4 \exp_not:N \else:
+ \exp_not:N \if_catcode:w #1 \c_math_superscript_token 7 \exp_not:N \else:
+ \exp_not:N \if_catcode:w #1 \c_math_subscript_token 8 \exp_not:N \else:
+ \exp_not:N \if_catcode:w #1 \c_space_token
+ \token_to_str:N A \exp_not:N \else:
+ 6
+ \exp_not:n { \fi: \fi: \fi: \fi: \fi: \fi: \fi: \fi: }
+ \exp_not:N \__int_value:w `#1 \s__tl
+ \exp_not:N \exp_after:wN \exp_not:N \__tl_analysis_b_normals:ww
+ \exp_not:N \__int_value:w \exp_not:N \__int_eval:w - 1 +
+ }
+\cs_new:Npn \__tl_analysis_b_cs:Nww #1
+ {
+ 0 -1 \s__tl
+ \__tl_analysis_cs_space_count:NN \__tl_analysis_b_cs_test:ww #1
+ }
+\cs_new:Npn \__tl_analysis_b_cs_test:ww #1 ; #2 ; #3 ; #4 ;
+ {
+ \exp_after:wN \__tl_analysis_b_normals:ww
+ \__int_value:w \__int_eval:w
+ \if_int_compare:w #1 = 0 \exp_stop_f:
+ #3
+ \else:
+ \tex_skip:D \__int_eval:w #4 + #1 \__int_eval_end:
+ \fi:
+ - #2
+ \exp_after:wN ;
+ \__int_value:w \__int_eval:w #4 + #1 ;
+ }
+\group_begin:
+ \char_set_catcode_other:N A
+ \cs_new:Npn \__tl_analysis_b_special:w
+ \fi: \__tl_analysis_b_normal:wwN 0 ; #1 ;
+ {
+ \fi:
+ \if_int_compare:w #1 = \l__tl_analysis_index_int
+ \exp_after:wN \__prg_break:
+ \fi:
+ \tex_the:D \tex_toks:D #1 \s__tl
+ \if_case:w \etex_gluestretch:D \tex_skip:D #1 \exp_stop_f:
+ A
+ \or: 1
+ \or: 1
+ \else: 2
+ \fi:
+ \if_int_odd:w \etex_gluestretch:D \tex_skip:D #1 \exp_stop_f:
+ \exp_after:wN \__tl_analysis_b_special_char:wN \__int_value:w
+ \else:
+ \exp_after:wN \__tl_analysis_b_special_space:w \__int_value:w
+ \fi:
+ \__int_eval:w 1 + #1 \exp_after:wN ;
+ \token_to_str:N
+ }
+\group_end:
+\cs_new:Npn \__tl_analysis_b_special_char:wN #1 ; #2
+ {
+ \__int_value:w `#2 \s__tl
+ \__tl_analysis_b_loop:w #1 ;
+ }
+\cs_new:Npn \__tl_analysis_b_special_space:w #1 ; ~
+ {
+ 32 \s__tl
+ \__tl_analysis_b_loop:w #1 ;
+ }
+\cs_new_protected:Npn \__tl_analysis_map_inline:nn #1
+ {
+ \__tl_analysis:n {#1}
+ \int_gincr:N \g__prg_map_int
+ \exp_args:Nc \__tl_analysis_map_inline_aux:Nn
+ { __tl_analysis_map_inline_ \int_use:N \g__prg_map_int :wNw }
+ }
+\cs_new_protected:Npn \__tl_analysis_map_inline_aux:Nn #1#2
+ {
+ \cs_gset_protected:Npn #1 ##1 \s__tl ##2 ##3 \s__tl
+ {
+ \use_none:n ##2
+ #2
+ #1
+ }
+ \exp_after:wN #1
+ \g__tl_analysis_result_tl
+ \s__tl { ? \tl_map_break: } \s__tl
+ \__prg_break_point:Nn \tl_map_break: { \int_gdecr:N \g__prg_map_int }
+ }
+\cs_new_protected:Npn \tl_show_analysis:N #1
+ {
+ \tl_if_exist:NTF #1
+ {
+ \exp_args:No \__tl_analysis:n {#1}
+ \__msg_show_pre:nnxxxx { LaTeX / kernel } { show-tl-analysis }
+ { \token_to_str:N #1 } { \tl_if_empty:NTF #1 { } { ? } } { } { }
+ \__tl_analysis_show:
+ }
+ { \tl_show:N #1 }
+ }
+\cs_new_protected:Npn \tl_show_analysis:n #1
+ {
+ \__tl_analysis:n {#1}
+ \__msg_show_pre:nnxxxx { LaTeX / kernel } { show-tl-analysis }
+ { } { \tl_if_empty:nTF {#1} { } { ? } } { } { }
+ \__tl_analysis_show:
+ }
+\cs_new_protected:Npn \__tl_analysis_show:
+ {
+ \group_begin:
+ \exp_args:NNx
+ \group_end:
+ \__msg_show_wrap:n
+ {
+ \exp_after:wN \__tl_analysis_show_loop:wNw \g__tl_analysis_result_tl
+ \s__tl { ? \__prg_break: } \s__tl
+ \__prg_break_point:
+ }
+ }
+\cs_new:Npn \__tl_analysis_show_loop:wNw #1 \s__tl #2 #3 \s__tl
+ {
+ \use_none:n #2
+ \exp_not:n { \\ > \ \ }
+ \if_int_compare:w "#2 = 0 \exp_stop_f:
+ \exp_after:wN \__tl_analysis_show_cs:n
+ \else:
+ \if_int_compare:w "#2 = 13 \exp_stop_f:
+ \exp_after:wN \exp_after:wN
+ \exp_after:wN \__tl_analysis_show_active:n
+ \else:
+ \exp_after:wN \exp_after:wN
+ \exp_after:wN \__tl_analysis_show_normal:n
+ \fi:
+ \fi:
+ {#1}
+ \__tl_analysis_show_loop:wNw
+ }
+\cs_new:Npn \__tl_analysis_show_normal:n #1
+ {
+ \exp_after:wN \token_to_str:N #1 ~
+ ( \exp_after:wN \token_to_meaning:N #1 )
+ }
+\cs_new:Npn \__tl_analysis_show_value:N #1
+ {
+ \token_if_expandable:NF #1
+ {
+ \token_if_chardef:NTF #1 \__prg_break: { }
+ \token_if_mathchardef:NTF #1 \__prg_break: { }
+ \token_if_dim_register:NTF #1 \__prg_break: { }
+ \token_if_int_register:NTF #1 \__prg_break: { }
+ \token_if_skip_register:NTF #1 \__prg_break: { }
+ \token_if_toks_register:NTF #1 \__prg_break: { }
+ \use_none:nnn
+ \__prg_break_point:
+ \use:n { \exp_after:wN = \tex_the:D #1 }
+ }
+ }
+\cs_new:Npn \__tl_analysis_show_cs:n #1
+ { \exp_args:No \__tl_analysis_show_long:nn {#1} { control~sequence= } }
+\cs_new:Npn \__tl_analysis_show_active:n #1
+ { \exp_args:No \__tl_analysis_show_long:nn {#1} { active~character= } }
+\cs_new:Npn \__tl_analysis_show_long:nn #1
+ {
+ \__tl_analysis_show_long_aux:oofn
+ { \token_to_str:N #1 }
+ { \token_to_meaning:N #1 }
+ { \__tl_analysis_show_value:N #1 }
+ }
+\cs_new:Npn \__tl_analysis_show_long_aux:nnnn #1#2#3#4
+ {
+ \int_compare:nNnTF
+ { \str_count:n { #1 ~ ( #4 #2 #3 ) } }
+ > { \l_iow_line_count_int - 3 }
+ {
+ \str_range:nnn { #1 ~ ( #4 #2 #3 ) } { 1 }
+ {
+ \l_iow_line_count_int - 3
+ - \str_count:N \c__tl_analysis_show_etc_str
+ }
+ \c__tl_analysis_show_etc_str
+ }
+ { #1 ~ ( #4 #2 #3 ) }
+ }
+\cs_generate_variant:Nn \__tl_analysis_show_long_aux:nnnn { oof }
+\tl_const:Nx \c__tl_analysis_show_etc_str % (
+ { \token_to_str:N \ETC.) }
+\__msg_kernel_new:nnn { kernel } { show-tl-analysis }
+ {
+ The~token~list~ \tl_if_empty:nF {#1} { #1 ~ }
+ \tl_if_empty:nTF {#2}
+ { is~empty }
+ { contains~the~tokens: }
+ }
+%% File: l3regex.dtx Copyright (C) 2011-2017 The LaTeX3 Project
+\cs_new_protected:Npn \__regex_standard_escapechar:
+ { \int_set:Nn \tex_escapechar:D { `\\ } }
+\cs_new:Npn \__regex_toks_use:w { \tex_the:D \tex_toks:D }
+\cs_new_protected:Npn \__regex_toks_clear:N #1
+ { \tex_toks:D #1 { } }
+\cs_new_eq:NN \__regex_toks_set:Nn \tex_toks:D
+\cs_new_protected:Npn \__regex_toks_set:No #1
+ { \__regex_toks_set:Nn #1 \exp_after:wN }
+\cs_new_protected:Npn \__regex_toks_memcpy:NNn #1#2#3
+ {
+ \prg_replicate:nn {#3}
+ {
+ \tex_toks:D #1 = \tex_toks:D #2
+ \int_incr:N #1
+ \int_incr:N #2
+ }
+ }
+\cs_new_protected:Npn \__regex_toks_put_left:Nx #1#2
+ {
+ \cs_set:Npx \__regex_tmp:w { #2 }
+ \tex_toks:D #1 \exp_after:wN \exp_after:wN \exp_after:wN
+ { \exp_after:wN \__regex_tmp:w \tex_the:D \tex_toks:D #1 }
+ }
+\cs_new_protected:Npn \__regex_toks_put_right:Nx #1#2
+ {
+ \cs_set:Npx \__regex_tmp:w {#2}
+ \tex_toks:D #1 \exp_after:wN
+ { \tex_the:D \tex_toks:D \exp_after:wN #1 \__regex_tmp:w }
+ }
+\cs_new_protected:Npn \__regex_toks_put_right:Nn #1#2
+ { \tex_toks:D #1 \exp_after:wN { \tex_the:D \tex_toks:D #1 #2 } }
+\cs_new:Npn \__regex_current_cs_to_str:
+ {
+ \exp_after:wN \exp_after:wN \exp_after:wN \cs_to_str:N
+ \tex_the:D \tex_toks:D \l__regex_current_pos_int
+ }
+\cs_new:Npn \__regex_tmp:w { }
+\tl_new:N \l__regex_internal_a_tl
+\tl_new:N \l__regex_internal_b_tl
+\int_new:N \l__regex_internal_a_int
+\int_new:N \l__regex_internal_b_int
+\int_new:N \l__regex_internal_c_int
+\bool_new:N \l__regex_internal_bool
+\seq_new:N \l__regex_internal_seq
+\tl_new:N \g__regex_internal_tl
+\tl_const:Nn \c__regex_no_match_regex
+ {
+ \__regex_branch:n
+ { \__regex_class:NnnnN \c_true_bool { } { 1 } { 0 } \c_true_bool }
+ }
+\__intarray_new:Nn \g__regex_charcode_intarray { 65536 }
+\__intarray_new:Nn \g__regex_catcode_intarray { 65536 }
+\__intarray_new:Nn \g__regex_balance_intarray { 65536 }
+\int_new:N \l__regex_balance_int
+\tl_new:N \l__regex_cs_name_tl
+\int_const:Nn \c__regex_ascii_min_int { 0 }
+\int_const:Nn \c__regex_ascii_max_control_int { 31 }
+\int_const:Nn \c__regex_ascii_max_int { 127 }
+\int_const:Nn \c__regex_ascii_lower_int { `a - `A }
+\cs_new_protected:Npn \__regex_break_true:w
+ #1 \__regex_break_point:TF #2 #3 {#2}
+\cs_new_protected:Npn \__regex_break_point:TF #1 #2 { #2 }
+\cs_new_protected:Npn \__regex_item_reverse:n #1
+ {
+ #1
+ \__regex_break_point:TF { } \__regex_break_true:w
+ }
+\cs_new_protected:Npn \__regex_item_caseful_equal:n #1
+ {
+ \if_int_compare:w #1 = \l__regex_current_char_int
+ \exp_after:wN \__regex_break_true:w
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_item_caseful_range:nn #1 #2
+ {
+ \reverse_if:N \if_int_compare:w #1 > \l__regex_current_char_int
+ \reverse_if:N \if_int_compare:w #2 < \l__regex_current_char_int
+ \exp_after:wN \exp_after:wN \exp_after:wN \__regex_break_true:w
+ \fi:
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_item_caseless_equal:n #1
+ {
+ \if_int_compare:w #1 = \l__regex_current_char_int
+ \exp_after:wN \__regex_break_true:w
+ \fi:
+ \if_int_compare:w \l__regex_case_changed_char_int = \c_max_int
+ \__regex_compute_case_changed_char:
+ \fi:
+ \if_int_compare:w #1 = \l__regex_case_changed_char_int
+ \exp_after:wN \__regex_break_true:w
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_item_caseless_range:nn #1 #2
+ {
+ \reverse_if:N \if_int_compare:w #1 > \l__regex_current_char_int
+ \reverse_if:N \if_int_compare:w #2 < \l__regex_current_char_int
+ \exp_after:wN \exp_after:wN \exp_after:wN \__regex_break_true:w
+ \fi:
+ \fi:
+ \if_int_compare:w \l__regex_case_changed_char_int = \c_max_int
+ \__regex_compute_case_changed_char:
+ \fi:
+ \reverse_if:N \if_int_compare:w #1 > \l__regex_case_changed_char_int
+ \reverse_if:N \if_int_compare:w #2 < \l__regex_case_changed_char_int
+ \exp_after:wN \exp_after:wN \exp_after:wN \__regex_break_true:w
+ \fi:
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_compute_case_changed_char:
+ {
+ \int_set_eq:NN \l__regex_case_changed_char_int \l__regex_current_char_int
+ \if_int_compare:w \l__regex_current_char_int > `Z \exp_stop_f:
+ \if_int_compare:w \l__regex_current_char_int > `z \exp_stop_f: \else:
+ \if_int_compare:w \l__regex_current_char_int < `a \exp_stop_f: \else:
+ \int_sub:Nn \l__regex_case_changed_char_int { \c__regex_ascii_lower_int }
+ \fi:
+ \fi:
+ \else:
+ \if_int_compare:w \l__regex_current_char_int < `A \exp_stop_f: \else:
+ \int_add:Nn \l__regex_case_changed_char_int { \c__regex_ascii_lower_int }
+ \fi:
+ \fi:
+ }
+\cs_new_eq:NN \__regex_item_equal:n ?
+\cs_new_eq:NN \__regex_item_range:nn ?
+\cs_new_protected:Npn \__regex_item_catcode:
+ {
+ "
+ \if_case:w \l__regex_current_catcode_int
+ 1 \or: 4 \or: 10 \or: 40
+ \or: 100 \or: \or: 1000 \or: 4000
+ \or: 10000 \or: \or: 100000 \or: 400000
+ \or: 1000000 \or: 4000000 \else: 1*0
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_item_catcode:nT #1
+ {
+ \if_int_odd:w \__int_eval:w #1 / \__regex_item_catcode: \__int_eval_end:
+ \exp_after:wN \use:n
+ \else:
+ \exp_after:wN \use_none:n
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_item_catcode_reverse:nT #1#2
+ { \__regex_item_catcode:nT {#1} { \__regex_item_reverse:n {#2} } }
+\cs_new_protected:Npn \__regex_item_exact:nn #1#2
+ {
+ \if_int_compare:w #1 = \l__regex_current_catcode_int
+ \if_int_compare:w #2 = \l__regex_current_char_int
+ \exp_after:wN \exp_after:wN \exp_after:wN \__regex_break_true:w
+ \fi:
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_item_exact_cs:n #1
+ {
+ \int_compare:nNnTF \l__regex_current_catcode_int = 0
+ {
+ \tl_set:Nx \l__regex_internal_a_tl
+ { \scan_stop: \__regex_current_cs_to_str: \scan_stop: }
+ \tl_if_in:noTF { \scan_stop: #1 \scan_stop: } \l__regex_internal_a_tl
+ { \__regex_break_true:w } { }
+ }
+ { }
+ }
+\cs_new_protected:Npn \__regex_item_cs:n #1
+ {
+ \int_compare:nNnT \l__regex_current_catcode_int = 0
+ {
+ \group_begin:
+ \tl_set:Nx \l__regex_cs_name_tl { \__regex_current_cs_to_str: }
+ \__regex_single_match:
+ \__regex_disable_submatches:
+ \__regex_build_for_cs:n {#1}
+ \bool_set_eq:NN \l__regex_saved_success_bool \g__regex_success_bool
+ \exp_args:NV \__regex_match:n \l__regex_cs_name_tl
+ \if_meaning:w \c_true_bool \g__regex_success_bool
+ \group_insert_after:N \__regex_break_true:w
+ \fi:
+ \bool_gset_eq:NN \g__regex_success_bool \l__regex_saved_success_bool
+ \group_end:
+ }
+ }
+\cs_new_protected:Npn \__regex_prop_d:
+ { \__regex_item_caseful_range:nn { `0 } { `9 } }
+\cs_new_protected:Npn \__regex_prop_h:
+ {
+ \__regex_item_caseful_equal:n { `\ }
+ \__regex_item_caseful_equal:n { `\^^I }
+ }
+\cs_new_protected:Npn \__regex_prop_s:
+ {
+ \__regex_item_caseful_equal:n { `\ }
+ \__regex_item_caseful_equal:n { `\^^I }
+ \__regex_item_caseful_equal:n { `\^^J }
+ \__regex_item_caseful_equal:n { `\^^L }
+ \__regex_item_caseful_equal:n { `\^^M }
+ }
+\cs_new_protected:Npn \__regex_prop_v:
+ { \__regex_item_caseful_range:nn { `\^^J } { `\^^M } } % lf, vtab, ff, cr
+\cs_new_protected:Npn \__regex_prop_w:
+ {
+ \__regex_item_caseful_range:nn { `a } { `z }
+ \__regex_item_caseful_range:nn { `A } { `Z }
+ \__regex_item_caseful_range:nn { `0 } { `9 }
+ \__regex_item_caseful_equal:n { `_ }
+ }
+\cs_new_protected:Npn \__regex_prop_N:
+ {
+ \__regex_item_reverse:n
+ { \__regex_item_caseful_equal:n { `\^^J } }
+ }
+\cs_new_protected:Npn \__regex_posix_alnum:
+ { \__regex_posix_alpha: \__regex_posix_digit: }
+\cs_new_protected:Npn \__regex_posix_alpha:
+ { \__regex_posix_lower: \__regex_posix_upper: }
+\cs_new_protected:Npn \__regex_posix_ascii:
+ {
+ \__regex_item_caseful_range:nn
+ \c__regex_ascii_min_int
+ \c__regex_ascii_max_int
+ }
+\cs_new_eq:NN \__regex_posix_blank: \__regex_prop_h:
+\cs_new_protected:Npn \__regex_posix_cntrl:
+ {
+ \__regex_item_caseful_range:nn
+ \c__regex_ascii_min_int
+ \c__regex_ascii_max_control_int
+ \__regex_item_caseful_equal:n \c__regex_ascii_max_int
+ }
+\cs_new_eq:NN \__regex_posix_digit: \__regex_prop_d:
+\cs_new_protected:Npn \__regex_posix_graph:
+ { \__regex_item_caseful_range:nn { `! } { `\~ } }
+\cs_new_protected:Npn \__regex_posix_lower:
+ { \__regex_item_caseful_range:nn { `a } { `z } }
+\cs_new_protected:Npn \__regex_posix_print:
+ { \__regex_item_caseful_range:nn { `\ } { `\~ } }
+\cs_new_protected:Npn \__regex_posix_punct:
+ {
+ \__regex_item_caseful_range:nn { `! } { `/ }
+ \__regex_item_caseful_range:nn { `: } { `@ }
+ \__regex_item_caseful_range:nn { `[ } { `` }
+ \__regex_item_caseful_range:nn { `\{ } { `\~ }
+ }
+\cs_new_protected:Npn \__regex_posix_space:
+ {
+ \__regex_item_caseful_equal:n { `\ }
+ \__regex_item_caseful_range:nn { `\^^I } { `\^^M }
+ }
+\cs_new_protected:Npn \__regex_posix_upper:
+ { \__regex_item_caseful_range:nn { `A } { `Z } }
+\cs_new_eq:NN \__regex_posix_word: \__regex_prop_w:
+\cs_new_protected:Npn \__regex_posix_xdigit:
+ {
+ \__regex_posix_digit:
+ \__regex_item_caseful_range:nn { `A } { `F }
+ \__regex_item_caseful_range:nn { `a } { `f }
+ }
+\cs_new_protected:Npn \__regex_escape_use:nnnn #1#2#3#4
+ {
+ \__tl_build:Nw \l__regex_internal_a_tl
+ \cs_set:Npn \__regex_escape_unescaped:N ##1 { #1 }
+ \cs_set:Npn \__regex_escape_escaped:N ##1 { #2 }
+ \cs_set:Npn \__regex_escape_raw:N ##1 { #3 }
+ \__regex_standard_escapechar:
+ \tl_gset:Nx \g__regex_internal_tl { \__str_to_other_fast:n {#4} }
+ \tl_set:Nx \l__regex_internal_b_tl
+ {
+ \exp_after:wN \__regex_escape_loop:N \g__regex_internal_tl
+ { break } \__prg_break_point:
+ }
+ \__tl_build_one:o \l__regex_internal_b_tl
+ \__tl_build_end:
+ \l__regex_internal_a_tl
+ }
+\cs_new:Npn \__regex_escape_loop:N #1
+ {
+ \cs_if_exist_use:cF { __regex_escape_\token_to_str:N #1:w }
+ { \__regex_escape_unescaped:N #1 }
+ \__regex_escape_loop:N
+ }
+\cs_new:cpn { __regex_escape_ \c_backslash_str :w }
+ \__regex_escape_loop:N #1
+ {
+ \cs_if_exist_use:cF { __regex_escape_/\token_to_str:N #1:w }
+ { \__regex_escape_escaped:N #1 }
+ \__regex_escape_loop:N
+ }
+\cs_new_eq:NN \__regex_escape_unescaped:N ?
+\cs_new_eq:NN \__regex_escape_escaped:N ?
+\cs_new_eq:NN \__regex_escape_raw:N ?
+\cs_new_eq:NN \__regex_escape_break:w \__prg_break:
+\cs_new:cpn { __regex_escape_/break:w }
+ {
+ \if_false: { \fi: }
+ \__msg_kernel_error:nn { regex } { trailing-backslash }
+ \exp_after:wN \use_none:n \exp_after:wN { \if_false: } \fi:
+ }
+\cs_new:cpn { __regex_escape_~:w } { }
+\cs_new:cpx { __regex_escape_/a:w }
+ { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^G }
+\cs_new:cpx { __regex_escape_/t:w }
+ { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^I }
+\cs_new:cpx { __regex_escape_/n:w }
+ { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^J }
+\cs_new:cpx { __regex_escape_/f:w }
+ { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^L }
+\cs_new:cpx { __regex_escape_/r:w }
+ { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^M }
+\cs_new:cpx { __regex_escape_/e:w }
+ { \exp_not:N \__regex_escape_raw:N \iow_char:N \^^[ }
+\cs_new:cpn { __regex_escape_/x:w } \__regex_escape_loop:N
+ {
+ \exp_after:wN \__regex_escape_x_end:w
+ \__int_value:w "0 \__regex_escape_x_test:N
+ }
+\cs_new:Npn \__regex_escape_x_end:w #1 ;
+ {
+ \int_compare:nNnTF {#1} > \c_max_char_int
+ {
+ \if_false: { \fi: }
+ \__tl_build_one:o \l__regex_internal_b_tl
+ \__msg_kernel_error:nnx { regex } { x-overflow } {#1}
+ \tl_set:Nx \l__regex_internal_b_tl
+ { \if_false: } \fi:
+ }
+ {
+ \exp_last_unbraced:Nf \__regex_escape_raw:N
+ { \char_generate:nn {#1} { 12 } }
+ }
+ }
+\cs_new:Npn \__regex_escape_x_test:N #1
+ {
+ \str_if_eq_x:nnTF {#1} { break } { ; }
+ {
+ \if_charcode:w \c_space_token #1
+ \exp_after:wN \__regex_escape_x_test:N
+ \else:
+ \exp_after:wN \__regex_escape_x_testii:N
+ \exp_after:wN #1
+ \fi:
+ }
+ }
+\cs_new:Npn \__regex_escape_x_testii:N #1
+ {
+ \if_charcode:w \c_left_brace_str #1
+ \exp_after:wN \__regex_escape_x_loop:N
+ \else:
+ \__regex_hexadecimal_use:NTF #1
+ { \exp_after:wN \__regex_escape_x:N }
+ { ; \exp_after:wN \__regex_escape_loop:N \exp_after:wN #1 }
+ \fi:
+ }
+\cs_new:Npn \__regex_escape_x:N #1
+ {
+ \str_if_eq_x:nnTF {#1} { break } { ; }
+ {
+ \__regex_hexadecimal_use:NTF #1
+ { ; \__regex_escape_loop:N }
+ { ; \__regex_escape_loop:N #1 }
+ }
+ }
+\cs_new:Npn \__regex_escape_x_loop:N #1
+ {
+ \str_if_eq_x:nnTF {#1} { break }
+ { ; \__regex_escape_x_loop_error:n { } {#1} }
+ {
+ \__regex_hexadecimal_use:NTF #1
+ { \__regex_escape_x_loop:N }
+ {
+ \token_if_eq_charcode:NNTF \c_space_token #1
+ { \__regex_escape_x_loop:N }
+ {
+ ;
+ \exp_after:wN
+ \token_if_eq_charcode:NNTF \c_right_brace_str #1
+ { \__regex_escape_loop:N }
+ { \__regex_escape_x_loop_error:n {#1} }
+ }
+ }
+ }
+ }
+\cs_new:Npn \__regex_escape_x_loop_error:n #1
+ {
+ \if_false: { \fi: }
+ \__tl_build_one:o \l__regex_internal_b_tl
+ \__msg_kernel_error:nnx { regex } { x-missing-rbrace } {#1}
+ \tl_set:Nx \l__regex_internal_b_tl
+ { \if_false: } \fi: \__regex_escape_loop:N #1
+ }
+\prg_new_conditional:Npnn \__regex_hexadecimal_use:N #1 { TF }
+ {
+ \if_int_compare:w 1 < "1 \token_to_str:N #1 \exp_stop_f:
+ #1 \prg_return_true:
+ \else:
+ \if_case:w \__int_eval:w
+ \exp_after:wN ` \token_to_str:N #1 - `a
+ \__int_eval_end:
+ A
+ \or: B
+ \or: C
+ \or: D
+ \or: E
+ \or: F
+ \else:
+ \prg_return_false:
+ \exp_after:wN \use_none:n
+ \fi:
+ \prg_return_true:
+ \fi:
+ }
+\prg_new_conditional:Npnn \__regex_char_if_special:N #1 { TF }
+ {
+ \if_int_compare:w `#1 > `Z \exp_stop_f:
+ \if_int_compare:w `#1 > `z \exp_stop_f:
+ \if_int_compare:w `#1 < \c__regex_ascii_max_int
+ \prg_return_true: \else: \prg_return_false: \fi:
+ \else:
+ \if_int_compare:w `#1 < `a \exp_stop_f:
+ \prg_return_true: \else: \prg_return_false: \fi:
+ \fi:
+ \else:
+ \if_int_compare:w `#1 > `9 \exp_stop_f:
+ \if_int_compare:w `#1 < `A \exp_stop_f:
+ \prg_return_true: \else: \prg_return_false: \fi:
+ \else:
+ \if_int_compare:w `#1 < `0 \exp_stop_f:
+ \if_int_compare:w `#1 < `\ \exp_stop_f:
+ \prg_return_false: \else: \prg_return_true: \fi:
+ \else: \prg_return_false: \fi:
+ \fi:
+ \fi:
+ }
+\prg_new_conditional:Npnn \__regex_char_if_alphanumeric:N #1 { TF }
+ {
+ \if_int_compare:w `#1 > `Z \exp_stop_f:
+ \if_int_compare:w `#1 > `z \exp_stop_f:
+ \prg_return_false:
+ \else:
+ \if_int_compare:w `#1 < `a \exp_stop_f:
+ \prg_return_false: \else: \prg_return_true: \fi:
+ \fi:
+ \else:
+ \if_int_compare:w `#1 > `9 \exp_stop_f:
+ \if_int_compare:w `#1 < `A \exp_stop_f:
+ \prg_return_false: \else: \prg_return_true: \fi:
+ \else:
+ \if_int_compare:w `#1 < `0 \exp_stop_f:
+ \prg_return_false: \else: \prg_return_true: \fi:
+ \fi:
+ \fi:
+ }
+\int_new:N \l__regex_group_level_int
+\int_new:N \l__regex_mode_int
+\int_const:Nn \c__regex_cs_in_class_mode_int { -6 }
+\int_const:Nn \c__regex_cs_mode_int { -2 }
+\int_const:Nn \c__regex_outer_mode_int { 0 }
+\int_const:Nn \c__regex_catcode_mode_int { 2 }
+\int_const:Nn \c__regex_class_mode_int { 3 }
+\int_const:Nn \c__regex_catcode_in_class_mode_int { 6 }
+\int_new:N \l__regex_catcodes_int
+\int_new:N \l__regex_default_catcodes_int
+\bool_new:N \l__regex_catcodes_bool
+\int_const:Nn \c__regex_catcode_C_int { "1 }
+\int_const:Nn \c__regex_catcode_B_int { "4 }
+\int_const:Nn \c__regex_catcode_E_int { "10 }
+\int_const:Nn \c__regex_catcode_M_int { "40 }
+\int_const:Nn \c__regex_catcode_T_int { "100 }
+\int_const:Nn \c__regex_catcode_P_int { "1000 }
+\int_const:Nn \c__regex_catcode_U_int { "4000 }
+\int_const:Nn \c__regex_catcode_D_int { "10000 }
+\int_const:Nn \c__regex_catcode_S_int { "100000 }
+\int_const:Nn \c__regex_catcode_L_int { "400000 }
+\int_const:Nn \c__regex_catcode_O_int { "1000000 }
+\int_const:Nn \c__regex_catcode_A_int { "4000000 }
+\int_const:Nn \c__regex_all_catcodes_int { "5515155 }
+\cs_new_eq:NN \l__regex_internal_regex \c__regex_no_match_regex
+\seq_new:N \l__regex_show_prefix_seq
+\int_new:N \l__regex_show_lines_int
+\cs_new_protected:Npn \__regex_get_digits:NTFw #1#2#3#4#5
+ {
+ \__regex_if_raw_digit:NNTF #4 #5
+ { #1 = #5 \__regex_get_digits_loop:nw {#2} }
+ { #3 #4 #5 }
+ }
+\cs_new:Npn \__regex_get_digits_loop:nw #1#2#3
+ {
+ \__regex_if_raw_digit:NNTF #2 #3
+ { #3 \__regex_get_digits_loop:nw {#1} }
+ { \scan_stop: #1 #2 #3 }
+ }
+\prg_new_conditional:Npnn \__regex_if_raw_digit:NN #1#2 { TF }
+ {
+ \if_meaning:w \__regex_compile_raw:N #1
+ \if_int_compare:w 1 < 1 #2 \exp_stop_f:
+ \prg_return_true:
+ \else:
+ \prg_return_false:
+ \fi:
+ \else:
+ \prg_return_false:
+ \fi:
+ }
+\cs_new:Npn \__regex_if_in_class:TF
+ {
+ \if_int_odd:w \l__regex_mode_int
+ \exp_after:wN \use_i:nn
+ \else:
+ \exp_after:wN \use_ii:nn
+ \fi:
+ }
+\cs_new:Npn \__regex_if_in_cs:TF
+ {
+ \if_int_odd:w \l__regex_mode_int
+ \exp_after:wN \use_ii:nn
+ \else:
+ \if_int_compare:w \l__regex_mode_int < \c__regex_outer_mode_int
+ \exp_after:wN \exp_after:wN \exp_after:wN \use_i:nn
+ \else:
+ \exp_after:wN \exp_after:wN \exp_after:wN \use_ii:nn
+ \fi:
+ \fi:
+ }
+\cs_new:Npn \__regex_if_in_class_or_catcode:TF
+ {
+ \if_int_odd:w \l__regex_mode_int
+ \exp_after:wN \use_i:nn
+ \else:
+ \if_int_compare:w \l__regex_mode_int > \c__regex_outer_mode_int
+ \exp_after:wN \exp_after:wN \exp_after:wN \use_i:nn
+ \else:
+ \exp_after:wN \exp_after:wN \exp_after:wN \use_ii:nn
+ \fi:
+ \fi:
+ }
+\cs_new:Npn \__regex_if_within_catcode:TF
+ {
+ \if_int_compare:w \l__regex_mode_int > \c__regex_outer_mode_int
+ \exp_after:wN \use_i:nn
+ \else:
+ \exp_after:wN \use_ii:nn
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_chk_c_allowed:T
+ {
+ \if_int_compare:w \l__regex_mode_int = \c__regex_outer_mode_int
+ \exp_after:wN \use:n
+ \else:
+ \if_int_compare:w \l__regex_mode_int = \c__regex_class_mode_int
+ \exp_after:wN \exp_after:wN \exp_after:wN \use:n
+ \else:
+ \__msg_kernel_error:nn { regex } { c-bad-mode }
+ \exp_after:wN \exp_after:wN \exp_after:wN \use_none:n
+ \fi:
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_mode_quit_c:
+ {
+ \if_int_compare:w \l__regex_mode_int = \c__regex_catcode_mode_int
+ \int_set_eq:NN \l__regex_mode_int \c__regex_outer_mode_int
+ \else:
+ \if_int_compare:w \l__regex_mode_int = \c__regex_catcode_in_class_mode_int
+ \int_set_eq:NN \l__regex_mode_int \c__regex_class_mode_int
+ \fi:
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_compile:w
+ {
+ \__tl_build_x:Nw \l__regex_internal_regex
+ \int_zero:N \l__regex_group_level_int
+ \int_set_eq:NN \l__regex_default_catcodes_int \c__regex_all_catcodes_int
+ \int_set_eq:NN \l__regex_catcodes_int \l__regex_default_catcodes_int
+ \cs_set:Npn \__regex_item_equal:n { \__regex_item_caseful_equal:n }
+ \cs_set:Npn \__regex_item_range:nn { \__regex_item_caseful_range:nn }
+ \__tl_build_one:n { \__regex_branch:n { \if_false: } \fi: }
+ }
+\cs_new_protected:Npn \__regex_compile_end:
+ {
+ \__regex_if_in_class:TF
+ {
+ \__msg_kernel_error:nn { regex } { missing-rbrack }
+ \use:c { __regex_compile_]: }
+ \prg_do_nothing: \prg_do_nothing:
+ }
+ { }
+ \if_int_compare:w \l__regex_group_level_int > 0 \exp_stop_f:
+ \__msg_kernel_error:nnx { regex } { missing-rparen }
+ { \int_use:N \l__regex_group_level_int }
+ \prg_replicate:nn
+ { \l__regex_group_level_int }
+ {
+ \__tl_build_one:n
+ {
+ \if_false: { \fi: }
+ \if_false: { \fi: } { 1 } { 0 } \c_true_bool
+ }
+ \__tl_build_end:
+ \__tl_build_one:o \l__regex_internal_regex
+ }
+ \fi:
+ \__tl_build_one:n { \if_false: { \fi: } }
+ \__tl_build_end:
+ }
+\cs_new_protected:Npn \__regex_compile:n #1
+ {
+ \__regex_compile:w
+ \__regex_standard_escapechar:
+ \int_set_eq:NN \l__regex_mode_int \c__regex_outer_mode_int
+ \__regex_escape_use:nnnn
+ {
+ \__regex_char_if_special:NTF ##1
+ \__regex_compile_special:N \__regex_compile_raw:N ##1
+ }
+ {
+ \__regex_char_if_alphanumeric:NTF ##1
+ \__regex_compile_escaped:N \__regex_compile_raw:N ##1
+ }
+ { \__regex_compile_raw:N ##1 }
+ { #1 }
+ \prg_do_nothing: \prg_do_nothing:
+ \prg_do_nothing: \prg_do_nothing:
+ \int_compare:nNnT \l__regex_mode_int = \c__regex_catcode_mode_int
+ { \__msg_kernel_error:nn { regex } { c-trailing } }
+ \int_compare:nNnT \l__regex_mode_int < \c__regex_outer_mode_int
+ {
+ \__msg_kernel_error:nn { regex } { c-missing-rbrace }
+ \__regex_compile_end_cs:
+ \prg_do_nothing: \prg_do_nothing:
+ \prg_do_nothing: \prg_do_nothing:
+ }
+ \__regex_compile_end:
+ }
+\cs_new_protected:Npn \__regex_compile_special:N #1
+ {
+ \cs_if_exist_use:cF { __regex_compile_#1: }
+ { \__regex_compile_raw:N #1 }
+ }
+\cs_new_protected:Npn \__regex_compile_escaped:N #1
+ {
+ \cs_if_exist_use:cF { __regex_compile_/#1: }
+ { \__regex_compile_raw:N #1 }
+ }
+\cs_new_protected:Npn \__regex_compile_one:x #1
+ {
+ \__regex_mode_quit_c:
+ \__regex_if_in_class:TF { }
+ {
+ \__tl_build_one:n
+ { \__regex_class:NnnnN \c_true_bool { \if_false: } \fi: }
+ }
+ \__tl_build_one:x
+ {
+ \if_int_compare:w \l__regex_catcodes_int < \c__regex_all_catcodes_int
+ \__regex_item_catcode:nT { \int_use:N \l__regex_catcodes_int }
+ { \exp_not:N \exp_not:n {#1} }
+ \else:
+ \exp_not:N \exp_not:n {#1}
+ \fi:
+ }
+ \int_set_eq:NN \l__regex_catcodes_int \l__regex_default_catcodes_int
+ \__regex_if_in_class:TF { } { \__regex_compile_quantifier:w }
+ }
+\cs_new_protected:Npn \__regex_compile_abort_tokens:n #1
+ {
+ \use:x
+ {
+ \exp_args:No \tl_map_function:nN { \tl_to_str:n {#1} }
+ \__regex_compile_raw:N
+ }
+ }
+\cs_generate_variant:Nn \__regex_compile_abort_tokens:n { x }
+\cs_new_protected:Npn \__regex_compile_quantifier:w #1#2
+ {
+ \token_if_eq_meaning:NNTF #1 \__regex_compile_special:N
+ {
+ \cs_if_exist_use:cF { __regex_compile_quantifier_#2:w }
+ { \__regex_compile_quantifier_none: #1 #2 }
+ }
+ { \__regex_compile_quantifier_none: #1 #2 }
+ }
+\cs_new_protected:Npn \__regex_compile_quantifier_none:
+ { \__tl_build_one:n { \if_false: { \fi: } { 1 } { 0 } \c_false_bool } }
+\cs_new_protected:Npn \__regex_compile_quantifier_abort:xNN #1#2#3
+ {
+ \__regex_compile_quantifier_none:
+ \__msg_kernel_warning:nnxx { regex } { invalid-quantifier } {#1} {#3}
+ \__regex_compile_abort_tokens:x {#1}
+ #2 #3
+ }
+\cs_new_protected:Npn \__regex_compile_quantifier_lazyness:nnNN #1#2#3#4
+ {
+ \str_if_eq:nnTF { #3 #4 } { \__regex_compile_special:N ? }
+ { \__tl_build_one:n { \if_false: { \fi: } { #1 } { #2 } \c_true_bool } }
+ {
+ \__tl_build_one:n { \if_false: { \fi: } { #1 } { #2 } \c_false_bool }
+ #3 #4
+ }
+ }
+\cs_new_protected:cpn { __regex_compile_quantifier_?:w }
+ { \__regex_compile_quantifier_lazyness:nnNN { 0 } { 1 } }
+\cs_new_protected:cpn { __regex_compile_quantifier_*:w }
+ { \__regex_compile_quantifier_lazyness:nnNN { 0 } { -1 } }
+\cs_new_protected:cpn { __regex_compile_quantifier_+:w }
+ { \__regex_compile_quantifier_lazyness:nnNN { 1 } { -1 } }
+\cs_new_protected:cpn { __regex_compile_quantifier_ \c_left_brace_str :w }
+ {
+ \__regex_get_digits:NTFw \l__regex_internal_a_int
+ { \__regex_compile_quantifier_braced_auxi:w }
+ { \__regex_compile_quantifier_abort:xNN { \c_left_brace_str } }
+ }
+\cs_new_protected:Npn \__regex_compile_quantifier_braced_auxi:w #1#2
+ {
+ \str_case_x:nnF { #1 #2 }
+ {
+ { \__regex_compile_special:N \c_right_brace_str }
+ {
+ \exp_args:No \__regex_compile_quantifier_lazyness:nnNN
+ { \int_use:N \l__regex_internal_a_int } { 0 }
+ }
+ { \__regex_compile_special:N , }
+ {
+ \__regex_get_digits:NTFw \l__regex_internal_b_int
+ { \__regex_compile_quantifier_braced_auxiii:w }
+ { \__regex_compile_quantifier_braced_auxii:w }
+ }
+ }
+ {
+ \__regex_compile_quantifier_abort:xNN
+ { \c_left_brace_str \int_use:N \l__regex_internal_a_int }
+ #1 #2
+ }
+ }
+\cs_new_protected:Npn \__regex_compile_quantifier_braced_auxii:w #1#2
+ {
+ \str_if_eq_x:nnTF
+ { #1 #2 } { \__regex_compile_special:N \c_right_brace_str }
+ {
+ \exp_args:No \__regex_compile_quantifier_lazyness:nnNN
+ { \int_use:N \l__regex_internal_a_int } { -1 }
+ }
+ {
+ \__regex_compile_quantifier_abort:xNN
+ { \c_left_brace_str \int_use:N \l__regex_internal_a_int , }
+ #1 #2
+ }
+ }
+\cs_new_protected:Npn \__regex_compile_quantifier_braced_auxiii:w #1#2
+ {
+ \str_if_eq_x:nnTF
+ { #1 #2 } { \__regex_compile_special:N \c_right_brace_str }
+ {
+ \if_int_compare:w \l__regex_internal_a_int > \l__regex_internal_b_int
+ \__msg_kernel_error:nnxx { regex } { backwards-quantifier }
+ { \int_use:N \l__regex_internal_a_int }
+ { \int_use:N \l__regex_internal_b_int }
+ \int_zero:N \l__regex_internal_b_int
+ \else:
+ \int_sub:Nn \l__regex_internal_b_int \l__regex_internal_a_int
+ \fi:
+ \exp_args:Noo \__regex_compile_quantifier_lazyness:nnNN
+ { \int_use:N \l__regex_internal_a_int }
+ { \int_use:N \l__regex_internal_b_int }
+ }
+ {
+ \__regex_compile_quantifier_abort:xNN
+ {
+ \c_left_brace_str
+ \int_use:N \l__regex_internal_a_int ,
+ \int_use:N \l__regex_internal_b_int
+ }
+ #1 #2
+ }
+ }
+\cs_new_protected:Npn \__regex_compile_raw_error:N #1
+ {
+ \__msg_kernel_error:nnx { regex } { bad-escape } {#1}
+ \__regex_compile_raw:N #1
+ }
+\cs_new_protected:Npn \__regex_compile_raw:N #1#2#3
+ {
+ \__regex_if_in_class:TF
+ {
+ \str_if_eq:nnTF {#2#3} { \__regex_compile_special:N - }
+ { \__regex_compile_range:Nw #1 }
+ {
+ \__regex_compile_one:x
+ { \__regex_item_equal:n { \__int_value:w `#1 ~ } }
+ #2 #3
+ }
+ }
+ {
+ \__regex_compile_one:x
+ { \__regex_item_equal:n { \__int_value:w `#1 ~ } }
+ #2 #3
+ }
+ }
+\prg_new_protected_conditional:Npnn \__regex_if_end_range:NN #1#2 { TF }
+ {
+ \if_meaning:w \__regex_compile_raw:N #1
+ \prg_return_true:
+ \else:
+ \if_meaning:w \__regex_compile_special:N #1
+ \if_charcode:w ] #2
+ \prg_return_false:
+ \else:
+ \prg_return_true:
+ \fi:
+ \else:
+ \prg_return_false:
+ \fi:
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_compile_range:Nw #1#2#3
+ {
+ \__regex_if_end_range:NNTF #2 #3
+ {
+ \if_int_compare:w `#1 > `#3 \exp_stop_f:
+ \__msg_kernel_error:nnxx { regex } { range-backwards } {#1} {#3}
+ \else:
+ \__tl_build_one:x
+ {
+ \if_int_compare:w `#1 = `#3 \exp_stop_f:
+ \__regex_item_equal:n
+ \else:
+ \__regex_item_range:nn { \__int_value:w `#1 ~ }
+ \fi:
+ { \__int_value:w `#3 ~ }
+ }
+ \fi:
+ }
+ {
+ \__msg_kernel_warning:nnxx { regex } { range-missing-end }
+ {#1} { \c_backslash_str #3 }
+ \__tl_build_one:x
+ {
+ \__regex_item_equal:n { \__int_value:w `#1 ~ }
+ \__regex_item_equal:n { \__int_value:w `- ~ }
+ }
+ #2#3
+ }
+ }
+\cs_new_protected:cpx { __regex_compile_.: }
+ {
+ \exp_not:N \__regex_if_in_class:TF
+ { \__regex_compile_raw:N . }
+ { \__regex_compile_one:x \exp_not:c { __regex_prop_.: } }
+ }
+\cs_new_protected:cpn { __regex_prop_.: }
+ {
+ \if_int_compare:w \l__regex_current_char_int > - 2 \exp_stop_f:
+ \exp_after:wN \__regex_break_true:w
+ \fi:
+ }
+\cs_set_protected:Npn \__regex_tmp:w #1#2
+ {
+ \cs_new_protected:cpx { __regex_compile_/#1: }
+ { \__regex_compile_one:x \exp_not:c { __regex_prop_#1: } }
+ \cs_new_protected:cpx { __regex_compile_/#2: }
+ {
+ \__regex_compile_one:x
+ { \__regex_item_reverse:n \exp_not:c { __regex_prop_#1: } }
+ }
+ }
+\__regex_tmp:w d D
+\__regex_tmp:w h H
+\__regex_tmp:w s S
+\__regex_tmp:w v V
+\__regex_tmp:w w W
+\cs_new_protected:cpn { __regex_compile_/N: }
+ { \__regex_compile_one:x \__regex_prop_N: }
+\cs_new_protected:Npn \__regex_compile_anchor:NF #1#2
+ {
+ \__regex_if_in_class_or_catcode:TF {#2}
+ {
+ \__tl_build_one:n
+ { \__regex_assertion:Nn \c_true_bool { \__regex_anchor:N #1 } }
+ }
+ }
+\cs_set_protected:Npn \__regex_tmp:w #1#2
+ {
+ \cs_new_protected:cpn { __regex_compile_/#1: }
+ { \__regex_compile_anchor:NF #2 { \__regex_compile_raw_error:N #1 } }
+ }
+\__regex_tmp:w A \l__regex_min_pos_int
+\__regex_tmp:w G \l__regex_start_pos_int
+\__regex_tmp:w Z \l__regex_max_pos_int
+\__regex_tmp:w z \l__regex_max_pos_int
+\cs_set_protected:Npn \__regex_tmp:w #1#2
+ {
+ \cs_new_protected:cpn { __regex_compile_#1: }
+ { \__regex_compile_anchor:NF #2 { \__regex_compile_raw:N #1 } }
+ }
+\exp_args:Nx \__regex_tmp:w { \iow_char:N \^ } \l__regex_min_pos_int
+\exp_args:Nx \__regex_tmp:w { \iow_char:N \$ } \l__regex_max_pos_int
+\cs_new_protected:cpn { __regex_compile_/b: }
+ {
+ \__regex_if_in_class_or_catcode:TF
+ { \__regex_compile_raw_error:N b }
+ {
+ \__tl_build_one:n
+ { \__regex_assertion:Nn \c_true_bool { \__regex_b_test: } }
+ }
+ }
+\cs_new_protected:cpn { __regex_compile_/B: }
+ {
+ \__regex_if_in_class_or_catcode:TF
+ { \__regex_compile_raw_error:N B }
+ {
+ \__tl_build_one:n
+ { \__regex_assertion:Nn \c_false_bool { \__regex_b_test: } }
+ }
+ }
+\cs_new_protected:cpn { __regex_compile_]: }
+ {
+ \__regex_if_in_class:TF
+ {
+ \if_int_compare:w \l__regex_mode_int > \c__regex_catcode_in_class_mode_int
+ \__tl_build_one:n { \if_false: { \fi: } }
+ \fi:
+ \tex_advance:D \l__regex_mode_int - 15 \exp_stop_f:
+ \tex_divide:D \l__regex_mode_int 13 \exp_stop_f:
+ \if_int_odd:w \l__regex_mode_int \else:
+ \exp_after:wN \__regex_compile_quantifier:w
+ \fi:
+ }
+ { \__regex_compile_raw:N ] }
+ }
+\cs_new_protected:cpn { __regex_compile_[: }
+ {
+ \__regex_if_in_class:TF
+ { \__regex_compile_class_posix_test:w }
+ {
+ \__regex_if_within_catcode:TF
+ {
+ \exp_after:wN \__regex_compile_class_catcode:w
+ \int_use:N \l__regex_catcodes_int ;
+ }
+ { \__regex_compile_class_normal:w }
+ }
+ }
+\cs_new_protected:Npn \__regex_compile_class_normal:w
+ {
+ \__regex_compile_class:TFNN
+ { \__regex_class:NnnnN \c_true_bool }
+ { \__regex_class:NnnnN \c_false_bool }
+ }
+\cs_new_protected:Npn \__regex_compile_class_catcode:w #1;
+ {
+ \if_int_compare:w \l__regex_mode_int = \c__regex_catcode_mode_int
+ \__tl_build_one:n
+ { \__regex_class:NnnnN \c_true_bool { \if_false: } \fi: }
+ \fi:
+ \int_set_eq:NN \l__regex_catcodes_int \l__regex_default_catcodes_int
+ \__regex_compile_class:TFNN
+ { \__regex_item_catcode:nT {#1} }
+ { \__regex_item_catcode_reverse:nT {#1} }
+ }
+\cs_new_protected:Npn \__regex_compile_class:TFNN #1#2#3#4
+ {
+ \l__regex_mode_int = \__int_value:w \l__regex_mode_int 3 \exp_stop_f:
+ \str_if_eq:nnTF { #3 #4 } { \__regex_compile_special:N ^ }
+ {
+ \__tl_build_one:n { #2 { \if_false: } \fi: }
+ \__regex_compile_class:NN
+ }
+ {
+ \__tl_build_one:n { #1 { \if_false: } \fi: }
+ \__regex_compile_class:NN #3 #4
+ }
+ }
+\cs_new_protected:Npn \__regex_compile_class:NN #1#2
+ {
+ \token_if_eq_charcode:NNTF #2 ]
+ { \__regex_compile_raw:N #2 }
+ { #1 #2 }
+ }
+\cs_new_protected:Npn \__regex_compile_class_posix_test:w #1#2
+ {
+ \token_if_eq_meaning:NNT \__regex_compile_special:N #1
+ {
+ \str_case:nn { #2 }
+ {
+ : { \__regex_compile_class_posix:NNNNw }
+ = { \__msg_kernel_warning:nnx { regex } { posix-unsupported } { = } }
+ . { \__msg_kernel_warning:nnx { regex } { posix-unsupported } { . } }
+ }
+ }
+ \__regex_compile_raw:N [ #1 #2
+ }
+\cs_new_protected:Npn \__regex_compile_class_posix:NNNNw #1#2#3#4#5#6
+ {
+ \str_if_eq:nnTF { #5 #6 } { \__regex_compile_special:N ^ }
+ {
+ \bool_set_false:N \l__regex_internal_bool
+ \tl_set:Nx \l__regex_internal_a_tl { \if_false: } \fi:
+ \__regex_compile_class_posix_loop:w
+ }
+ {
+ \bool_set_true:N \l__regex_internal_bool
+ \tl_set:Nx \l__regex_internal_a_tl { \if_false: } \fi:
+ \__regex_compile_class_posix_loop:w #5 #6
+ }
+ }
+\cs_new:Npn \__regex_compile_class_posix_loop:w #1#2
+ {
+ \token_if_eq_meaning:NNTF \__regex_compile_raw:N #1
+ { #2 \__regex_compile_class_posix_loop:w }
+ { \if_false: { \fi: } \__regex_compile_class_posix_end:w #1 #2 }
+ }
+\cs_new_protected:Npn \__regex_compile_class_posix_end:w #1#2#3#4
+ {
+ \str_if_eq:nnTF { #1 #2 #3 #4 }
+ { \__regex_compile_special:N : \__regex_compile_special:N ] }
+ {
+ \cs_if_exist:cTF { __regex_posix_ \l__regex_internal_a_tl : }
+ {
+ \__regex_compile_one:x
+ {
+ \bool_if:NF \l__regex_internal_bool \__regex_item_reverse:n
+ \exp_not:c { __regex_posix_ \l__regex_internal_a_tl : }
+ }
+ }
+ {
+ \__msg_kernel_warning:nnx { regex } { posix-unknown }
+ { \l__regex_internal_a_tl }
+ \__regex_compile_abort_tokens:x
+ {
+ [: \bool_if:NF \l__regex_internal_bool { ^ }
+ \l__regex_internal_a_tl :]
+ }
+ }
+ }
+ {
+ \__msg_kernel_error:nnxx { regex } { posix-missing-close }
+ { [: \l__regex_internal_a_tl } { #2 #4 }
+ \__regex_compile_abort_tokens:x { [: \l__regex_internal_a_tl }
+ #1 #2 #3 #4
+ }
+ }
+\cs_new_protected:Npn \__regex_compile_group_begin:N #1
+ {
+ \__tl_build_one:n { #1 { \if_false: } \fi: }
+ \__regex_mode_quit_c:
+ \__tl_build:Nw \l__regex_internal_regex
+ \int_set_eq:NN \l__regex_default_catcodes_int \l__regex_catcodes_int
+ \int_incr:N \l__regex_group_level_int
+ \__tl_build_one:n { \__regex_branch:n { \if_false: } \fi: }
+ }
+\cs_new_protected:Npn \__regex_compile_group_end:
+ {
+ \if_int_compare:w \l__regex_group_level_int > 0 \exp_stop_f:
+ \__tl_build_one:n { \if_false: { \fi: } }
+ \__tl_build_end:
+ \int_set_eq:NN \l__regex_catcodes_int \l__regex_default_catcodes_int
+ \__tl_build_one:o \l__regex_internal_regex
+ \exp_after:wN \__regex_compile_quantifier:w
+ \else:
+ \__msg_kernel_warning:nn { regex } { extra-rparen }
+ \exp_after:wN \__regex_compile_raw:N \exp_after:wN )
+ \fi:
+ }
+\cs_new_protected:cpn { __regex_compile_(: }
+ {
+ \__regex_if_in_class:TF { \__regex_compile_raw:N ( }
+ { \__regex_compile_lparen:w }
+ }
+\cs_new_protected:Npn \__regex_compile_lparen:w #1#2#3#4
+ {
+ \str_if_eq:nnTF { #1 #2 } { \__regex_compile_special:N ? }
+ {
+ \cs_if_exist_use:cF
+ { __regex_compile_special_group_\token_to_str:N #4 :w }
+ {
+ \__msg_kernel_warning:nnx { regex } { special-group-unknown }
+ { (? #4 }
+ \__regex_compile_group_begin:N \__regex_group:nnnN
+ \__regex_compile_raw:N ? #3 #4
+ }
+ }
+ {
+ \__regex_compile_group_begin:N \__regex_group:nnnN
+ #1 #2 #3 #4
+ }
+ }
+\cs_new_protected:cpn { __regex_compile_|: }
+ {
+ \__regex_if_in_class:TF { \__regex_compile_raw:N | }
+ {
+ \__tl_build_one:n
+ { \if_false: { \fi: } \__regex_branch:n { \if_false: } \fi: }
+ }
+ }
+\cs_new_protected:cpn { __regex_compile_): }
+ {
+ \__regex_if_in_class:TF { \__regex_compile_raw:N ) }
+ { \__regex_compile_group_end: }
+ }
+\cs_new_protected:cpn { __regex_compile_special_group_::w }
+ { \__regex_compile_group_begin:N \__regex_group_no_capture:nnnN }
+\cs_new_protected:cpn { __regex_compile_special_group_|:w }
+ { \__regex_compile_group_begin:N \__regex_group_resetting:nnnN }
+\cs_new_protected:Npn \__regex_compile_special_group_i:w #1#2
+ {
+ \str_if_eq:nnTF { #1 #2 } { \__regex_compile_special:N ) }
+ {
+ \cs_set:Npn \__regex_item_equal:n { \__regex_item_caseless_equal:n }
+ \cs_set:Npn \__regex_item_range:nn { \__regex_item_caseless_range:nn }
+ }
+ {
+ \__msg_kernel_warning:nnx { regex } { unknown-option } { (?i #2 }
+ \__regex_compile_raw:N (
+ \__regex_compile_raw:N ?
+ \__regex_compile_raw:N i
+ #1 #2
+ }
+ }
+\cs_new_protected:cpn { __regex_compile_special_group_-:w } #1#2#3#4
+ {
+ \str_if_eq:nnTF { #1 #2 #3 #4 }
+ { \__regex_compile_raw:N i \__regex_compile_special:N ) }
+ {
+ \cs_set:Npn \__regex_item_equal:n { \__regex_item_caseful_equal:n }
+ \cs_set:Npn \__regex_item_range:nn { \__regex_item_caseful_range:nn }
+ }
+ {
+ \__msg_kernel_warning:nnx { regex } { unknown-option } { (?-#2#4 }
+ \__regex_compile_raw:N (
+ \__regex_compile_raw:N ?
+ \__regex_compile_raw:N -
+ #1 #2 #3 #4
+ }
+ }
+\cs_new_protected:cpn { __regex_compile_/c: }
+ { \__regex_chk_c_allowed:T { \__regex_compile_c_test:NN } }
+\cs_new_protected:Npn \__regex_compile_c_test:NN #1#2
+ {
+ \token_if_eq_meaning:NNTF #1 \__regex_compile_raw:N
+ {
+ \int_if_exist:cTF { c__regex_catcode_#2_int }
+ {
+ \int_set_eq:Nc \l__regex_catcodes_int { c__regex_catcode_#2_int }
+ \l__regex_mode_int
+ = \if_case:w \l__regex_mode_int
+ \c__regex_catcode_mode_int
+ \else:
+ \c__regex_catcode_in_class_mode_int
+ \fi:
+ }
+ }
+ { \cs_if_exist_use:cF { __regex_compile_c_#2:w } }
+ {
+ \__msg_kernel_error:nnx { regex } { c-missing-category } {#2}
+ #1 #2
+ }
+ }
+\cs_new_protected:cpn { __regex_compile_c_[:w } #1#2
+ {
+ \l__regex_mode_int
+ = \if_case:w \l__regex_mode_int
+ \c__regex_catcode_mode_int
+ \else:
+ \c__regex_catcode_in_class_mode_int
+ \fi:
+ \int_zero:N \l__regex_catcodes_int
+ \str_if_eq:nnTF { #1 #2 } { \__regex_compile_special:N ^ }
+ {
+ \bool_set_false:N \l__regex_catcodes_bool
+ \__regex_compile_c_lbrack_loop:NN
+ }
+ {
+ \bool_set_true:N \l__regex_catcodes_bool
+ \__regex_compile_c_lbrack_loop:NN
+ #1 #2
+ }
+ }
+\cs_new_protected:Npn \__regex_compile_c_lbrack_loop:NN #1#2
+ {
+ \token_if_eq_meaning:NNTF #1 \__regex_compile_raw:N
+ {
+ \int_if_exist:cTF { c__regex_catcode_#2_int }
+ {
+ \exp_args:Nc \__regex_compile_c_lbrack_add:N
+ { c__regex_catcode_#2_int }
+ \__regex_compile_c_lbrack_loop:NN
+ }
+ }
+ {
+ \token_if_eq_charcode:NNTF #2 ]
+ { \__regex_compile_c_lbrack_end: }
+ }
+ {
+ \__msg_kernel_error:nnx { regex } { c-missing-rbrack } {#2}
+ \__regex_compile_c_lbrack_end:
+ #1 #2
+ }
+ }
+\cs_new_protected:Npn \__regex_compile_c_lbrack_add:N #1
+ {
+ \if_int_odd:w \__int_eval:w \l__regex_catcodes_int / #1 \__int_eval_end:
+ \else:
+ \int_add:Nn \l__regex_catcodes_int {#1}
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_compile_c_lbrack_end:
+ {
+ \if_meaning:w \c_false_bool \l__regex_catcodes_bool
+ \int_set:Nn \l__regex_catcodes_int
+ { \c__regex_all_catcodes_int - \l__regex_catcodes_int }
+ \fi:
+ }
+\cs_new_protected:cpn { __regex_compile_c_ \c_left_brace_str :w }
+ {
+ \__regex_compile:w
+ \__regex_disable_submatches:
+ \l__regex_mode_int
+ = \if_case:w \l__regex_mode_int
+ \c__regex_cs_mode_int
+ \else:
+ \c__regex_cs_in_class_mode_int
+ \fi:
+ }
+\flag_new:n { __regex_cs }
+\cs_new_protected:cpn { __regex_compile_ \c_right_brace_str : }
+ {
+ \__regex_if_in_cs:TF
+ { \__regex_compile_end_cs: }
+ { \exp_after:wN \__regex_compile_raw:N \c_right_brace_str }
+ }
+\cs_new_protected:Npn \__regex_compile_end_cs:
+ {
+ \__regex_compile_end:
+ \flag_clear:n { __regex_cs }
+ \tl_set:Nx \l__regex_internal_a_tl
+ {
+ \exp_after:wN \__regex_compile_cs_aux:Nn \l__regex_internal_regex
+ \q_nil \q_nil \q_recursion_stop
+ }
+ \exp_args:Nx \__regex_compile_one:x
+ {
+ \flag_if_raised:nTF { __regex_cs }
+ { \__regex_item_cs:n { \exp_not:o \l__regex_internal_regex } }
+ { \__regex_item_exact_cs:n { \tl_tail:N \l__regex_internal_a_tl } }
+ }
+ }
+\cs_new:Npn \__regex_compile_cs_aux:Nn #1#2
+ {
+ \cs_if_eq:NNTF #1 \__regex_branch:n
+ {
+ \scan_stop:
+ \__regex_compile_cs_aux:NNnnnN #2
+ \q_nil \q_nil \q_nil \q_nil \q_nil \q_nil \q_recursion_stop
+ \__regex_compile_cs_aux:Nn
+ }
+ {
+ \quark_if_nil:NF #1 { \flag_raise:n { __regex_cs } }
+ \use_none_delimit_by_q_recursion_stop:w
+ }
+ }
+\cs_new:Npn \__regex_compile_cs_aux:NNnnnN #1#2#3#4#5#6
+ {
+ \bool_lazy_all:nTF
+ {
+ { \cs_if_eq_p:NN #1 \__regex_class:NnnnN }
+ {#2}
+ { \tl_if_head_eq_meaning_p:nN {#3} \__regex_item_caseful_equal:n }
+ { \int_compare_p:nNn { \tl_count:n {#3} } = { 2 } }
+ { \int_compare_p:nNn {#5} = { 0 } }
+ }
+ {
+ \prg_replicate:nn {#4}
+ { \char_generate:nn { \use_ii:nn #3 } {12} }
+ \__regex_compile_cs_aux:NNnnnN
+ }
+ {
+ \quark_if_nil:NF #1
+ {
+ \flag_raise:n { __regex_cs }
+ \use_i_delimit_by_q_recursion_stop:nw
+ }
+ \use_none_delimit_by_q_recursion_stop:w
+ }
+ }
+\cs_new_protected:cpn { __regex_compile_/u: } #1#2
+ {
+ \__regex_if_in_class_or_catcode:TF
+ { \__regex_compile_raw_error:N u #1 #2 }
+ {
+ \str_if_eq_x:nnTF {#1#2} { \__regex_compile_special:N \c_left_brace_str }
+ {
+ \tl_set:Nx \l__regex_internal_a_tl { \if_false: } \fi:
+ \__regex_compile_u_loop:NN
+ }
+ {
+ \__msg_kernel_error:nn { regex } { u-missing-lbrace }
+ \__regex_compile_raw:N u #1 #2
+ }
+ }
+ }
+\cs_new:Npn \__regex_compile_u_loop:NN #1#2
+ {
+ \token_if_eq_meaning:NNTF #1 \__regex_compile_raw:N
+ { #2 \__regex_compile_u_loop:NN }
+ {
+ \token_if_eq_meaning:NNTF #1 \__regex_compile_special:N
+ {
+ \exp_after:wN \token_if_eq_charcode:NNTF \c_right_brace_str #2
+ { \if_false: { \fi: } \__regex_compile_u_end: }
+ { #2 \__regex_compile_u_loop:NN }
+ }
+ {
+ \if_false: { \fi: }
+ \__msg_kernel_error:nnx { regex } { u-missing-rbrace } {#2}
+ \__regex_compile_u_end:
+ #1 #2
+ }
+ }
+ }
+\cs_new_protected:Npn \__regex_compile_u_end:
+ {
+ \tl_set:Nv \l__regex_internal_a_tl { \l__regex_internal_a_tl }
+ \if_int_compare:w \l__regex_mode_int = \c__regex_outer_mode_int
+ \__regex_compile_u_not_cs:
+ \else:
+ \__regex_compile_u_in_cs:
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_compile_u_in_cs:
+ {
+ \tl_gset:Nx \g__regex_internal_tl
+ { \exp_args:No \__str_to_other_fast:n { \l__regex_internal_a_tl } }
+ \__tl_build_one:x
+ {
+ \tl_map_function:NN \g__regex_internal_tl
+ \__regex_compile_u_in_cs_aux:n
+ }
+ }
+\cs_new:Npn \__regex_compile_u_in_cs_aux:n #1
+ {
+ \__regex_class:NnnnN \c_true_bool
+ { \__regex_item_caseful_equal:n { \__int_value:w `#1 } }
+ { 1 } { 0 } \c_false_bool
+ }
+\cs_new_protected:Npn \__regex_compile_u_not_cs:
+ {
+ \exp_args:No \__tl_analysis_map_inline:nn { \l__regex_internal_a_tl }
+ {
+ \__tl_build_one:n
+ {
+ \__regex_class:NnnnN \c_true_bool
+ {
+ \if_int_compare:w "##2 = 0 \exp_stop_f:
+ \__regex_item_exact_cs:n { \exp_after:wN \cs_to_str:N ##1 }
+ \else:
+ \__regex_item_exact:nn { \__int_value:w "##2 } { ##3 }
+ \fi:
+ }
+ { 1 } { 0 } \c_false_bool
+ }
+ }
+ }
+\cs_new_protected:cpn { __regex_compile_/K: }
+ {
+ \int_compare:nNnTF \l__regex_mode_int = \c__regex_outer_mode_int
+ { \__tl_build_one:n { \__regex_command_K: } }
+ { \__regex_compile_raw_error:N K }
+ }
+\cs_new_protected:Npn \__regex_show:Nn #1#2
+ {
+ \__tl_build:Nw \l__regex_internal_a_tl
+ \cs_set_protected:Npn \__regex_branch:n
+ {
+ \seq_pop_right:NN \l__regex_show_prefix_seq \l__regex_internal_a_tl
+ \__regex_show_one:n { +-branch }
+ \seq_put_right:No \l__regex_show_prefix_seq \l__regex_internal_a_tl
+ \use:n
+ }
+ \cs_set_protected:Npn \__regex_group:nnnN
+ { \__regex_show_group_aux:nnnnN { } }
+ \cs_set_protected:Npn \__regex_group_no_capture:nnnN
+ { \__regex_show_group_aux:nnnnN { ~(no~capture) } }
+ \cs_set_protected:Npn \__regex_group_resetting:nnnN
+ { \__regex_show_group_aux:nnnnN { ~(resetting) } }
+ \cs_set_eq:NN \__regex_class:NnnnN \__regex_show_class:NnnnN
+ \cs_set_protected:Npn \__regex_command_K:
+ { \__regex_show_one:n { reset~match~start~(\iow_char:N\\K) } }
+ \cs_set_protected:Npn \__regex_assertion:Nn ##1##2
+ { \__regex_show_one:n { \bool_if:NF ##1 { negative~ } assertion:~##2 } }
+ \cs_set:Npn \__regex_b_test: { word~boundary }
+ \cs_set_eq:NN \__regex_anchor:N \__regex_show_anchor_to_str:N
+ \cs_set_protected:Npn \__regex_item_caseful_equal:n ##1
+ { \__regex_show_one:n { char~code~\int_eval:n{##1} } }
+ \cs_set_protected:Npn \__regex_item_caseful_range:nn ##1##2
+ { \__regex_show_one:n { range~[\int_eval:n{##1}, \int_eval:n{##2}] } }
+ \cs_set_protected:Npn \__regex_item_caseless_equal:n ##1
+ { \__regex_show_one:n { char~code~\int_eval:n{##1}~(caseless) } }
+ \cs_set_protected:Npn \__regex_item_caseless_range:nn ##1##2
+ {
+ \__regex_show_one:n
+ { Range~[\int_eval:n{##1}, \int_eval:n{##2}]~(caseless) }
+ }
+ \cs_set_protected:Npn \__regex_item_catcode:nT
+ { \__regex_show_item_catcode:NnT \c_true_bool }
+ \cs_set_protected:Npn \__regex_item_catcode_reverse:nT
+ { \__regex_show_item_catcode:NnT \c_false_bool }
+ \cs_set_protected:Npn \__regex_item_reverse:n
+ { \__regex_show_scope:nn { Reversed~match } }
+ \cs_set_protected:Npn \__regex_item_exact:nn ##1##2
+ { \__regex_show_one:n { char~##2,~catcode~##1 } }
+ \cs_set_eq:NN \__regex_item_exact_cs:n \__regex_show_item_exact_cs:n
+ \cs_set_protected:Npn \__regex_item_cs:n
+ { \__regex_show_scope:nn { control~sequence } }
+ \cs_set:cpn { __regex_prop_.: } { \__regex_show_one:n { any~token } }
+ \seq_clear:N \l__regex_show_prefix_seq
+ \__regex_show_push:n { ~ }
+ \cs_if_exist_use:N #1
+ \__tl_build_end:
+ \__msg_show_variable:NNNnn #1 \cs_if_exist:NTF ? { }
+ { >~Compiled~regex~#2: \l__regex_internal_a_tl }
+ }
+\cs_new_protected:Npn \__regex_show_one:n #1
+ {
+ \int_incr:N \l__regex_show_lines_int
+ \__tl_build_one:x
+ {
+ \exp_not:N \\
+ \seq_map_function:NN \l__regex_show_prefix_seq \use:n
+ #1
+ }
+ }
+\cs_new_protected:Npn \__regex_show_push:n #1
+ { \seq_put_right:Nx \l__regex_show_prefix_seq { #1 ~ } }
+\cs_new_protected:Npn \__regex_show_pop:
+ { \seq_pop_right:NN \l__regex_show_prefix_seq \l__regex_internal_a_tl }
+\cs_new_protected:Npn \__regex_show_scope:nn #1#2
+ {
+ \__regex_show_one:n {#1}
+ \__regex_show_push:n { ~ }
+ #2
+ \__regex_show_pop:
+ }
+\cs_new_protected:Npn \__regex_show_group_aux:nnnnN #1#2#3#4#5
+ {
+ \__regex_show_one:n { ,-group~begin #1 }
+ \__regex_show_push:n { | }
+ \use_ii:nn #2
+ \__regex_show_pop:
+ \__regex_show_one:n
+ { `-group~end \__regex_msg_repeated:nnN {#3} {#4} #5 }
+ }
+\cs_set:Npn \__regex_show_class:NnnnN #1#2#3#4#5
+ {
+ \__tl_build:Nw \l__regex_internal_a_tl
+ \int_zero:N \l__regex_show_lines_int
+ \__regex_show_push:n {~}
+ #2
+ \exp_last_unbraced:Nf
+ \int_case:nnF { \l__regex_show_lines_int }
+ {
+ {0}
+ {
+ \__tl_build_end:
+ \__regex_show_one:n { \bool_if:NTF #1 { Fail } { Pass } }
+ }
+ {1}
+ {
+ \__tl_build_end:
+ \bool_if:NTF #1
+ {
+ #2
+ \__tl_build_one:n { \__regex_msg_repeated:nnN {#3} {#4} #5 }
+ }
+ {
+ \__regex_show_one:n
+ { Don't~match~\__regex_msg_repeated:nnN {#3} {#4} #5 }
+ \__tl_build_one:o \l__regex_internal_a_tl
+ }
+ }
+ }
+ {
+ \__tl_build_end:
+ \__regex_show_one:n
+ {
+ \bool_if:NTF #1 { M } { Don't~m } atch
+ \__regex_msg_repeated:nnN {#3} {#4} #5
+ }
+ \__tl_build_one:o \l__regex_internal_a_tl
+ }
+ }
+\cs_new:Npn \__regex_show_anchor_to_str:N #1
+ {
+ anchor~at~
+ \str_case:nnF { #1 }
+ {
+ { \l__regex_min_pos_int } { start~(\iow_char:N\\A) }
+ { \l__regex_start_pos_int } { start~of~match~(\iow_char:N\\G) }
+ { \l__regex_max_pos_int } { end~(\iow_char:N\\Z) }
+ }
+ { <error:~'#1'~not~recognized> }
+ }
+\cs_new_protected:Npn \__regex_show_item_catcode:NnT #1#2
+ {
+ \seq_set_split:Nnn \l__regex_internal_seq { } { CBEMTPUDSLOA }
+ \seq_set_filter:NNn \l__regex_internal_seq \l__regex_internal_seq
+ { \int_if_odd_p:n { #2 / \int_use:c { c__regex_catcode_##1_int } } }
+ \__regex_show_scope:nn
+ {
+ categories~
+ \seq_map_function:NN \l__regex_internal_seq \use:n
+ , ~
+ \bool_if:NF #1 { negative~ } class
+ }
+ }
+\cs_new_protected:Npn \__regex_show_item_exact_cs:n #1
+ {
+ \seq_set_split:Nnn \l__regex_internal_seq { \scan_stop: } {#1}
+ \seq_set_map:NNn \l__regex_internal_seq
+ \l__regex_internal_seq { \iow_char:N\\##1 }
+ \__regex_show_one:n
+ { control~sequence~ \seq_use:Nn \l__regex_internal_seq { ~or~ } }
+ }
+\int_new:N \l__regex_min_state_int
+\int_set:Nn \l__regex_min_state_int { 1 }
+\int_new:N \l__regex_max_state_int
+\int_new:N \l__regex_left_state_int
+\int_new:N \l__regex_right_state_int
+\seq_new:N \l__regex_left_state_seq
+\seq_new:N \l__regex_right_state_seq
+\int_new:N \l__regex_capturing_group_int
+\cs_new_protected:Npn \__regex_build:n #1
+ {
+ \__regex_compile:n {#1}
+ \__regex_build:N \l__regex_internal_regex
+ }
+\cs_new_protected:Npn \__regex_build:N #1
+ {
+ \__regex_standard_escapechar:
+ \int_zero:N \l__regex_capturing_group_int
+ \int_set_eq:NN \l__regex_max_state_int \l__regex_min_state_int
+ \__regex_build_new_state:
+ \__regex_build_new_state:
+ \__regex_toks_put_right:Nn \l__regex_left_state_int
+ { \__regex_action_start_wildcard: }
+ \__regex_group:nnnN {#1} { 1 } { 0 } \c_false_bool
+ \__regex_toks_put_right:Nn \l__regex_right_state_int
+ { \__regex_action_success: }
+ }
+\cs_new_protected:Npn \__regex_build_for_cs:n #1
+ {
+ \int_set_eq:NN \l__regex_max_state_int \l__regex_min_state_int
+ \__regex_build_new_state:
+ \__regex_build_new_state:
+ \__regex_push_lr_states:
+ #1
+ \__regex_pop_lr_states:
+ \__regex_toks_put_right:Nn \l__regex_right_state_int
+ {
+ \if_int_compare:w \l__regex_current_pos_int = \l__regex_max_pos_int
+ \exp_after:wN \__regex_action_success:
+ \fi:
+ }
+ }
+\cs_new_protected:Npn \__regex_push_lr_states:
+ {
+ \seq_push:No \l__regex_left_state_seq
+ { \int_use:N \l__regex_left_state_int }
+ \seq_push:No \l__regex_right_state_seq
+ { \int_use:N \l__regex_right_state_int }
+ }
+\cs_new_protected:Npn \__regex_pop_lr_states:
+ {
+ \seq_pop:NN \l__regex_left_state_seq \l__regex_internal_a_tl
+ \int_set:Nn \l__regex_left_state_int \l__regex_internal_a_tl
+ \seq_pop:NN \l__regex_right_state_seq \l__regex_internal_a_tl
+ \int_set:Nn \l__regex_right_state_int \l__regex_internal_a_tl
+ }
+\cs_new_protected:Npn \__regex_build_transition_left:NNN #1#2#3
+ { \__regex_toks_put_left:Nx #2 { #1 { \int_eval:n { #3 - #2 } } } }
+\cs_new_protected:Npn \__regex_build_transition_right:nNn #1#2#3
+ { \__regex_toks_put_right:Nx #2 { #1 { \int_eval:n { #3 - #2 } } } }
+\cs_new_protected:Npn \__regex_build_new_state:
+ {
+ \__regex_toks_clear:N \l__regex_max_state_int
+ \int_set_eq:NN \l__regex_left_state_int \l__regex_right_state_int
+ \int_set_eq:NN \l__regex_right_state_int \l__regex_max_state_int
+ \int_incr:N \l__regex_max_state_int
+ }
+\cs_new_protected:Npn \__regex_build_transitions_lazyness:NNNNN #1#2#3#4#5
+ {
+ \__regex_build_new_state:
+ \__regex_toks_put_right:Nx \l__regex_left_state_int
+ {
+ \if_meaning:w \c_true_bool #1
+ #2 { \int_eval:n { #3 - \l__regex_left_state_int } }
+ #4 { \int_eval:n { #5 - \l__regex_left_state_int } }
+ \else:
+ #4 { \int_eval:n { #5 - \l__regex_left_state_int } }
+ #2 { \int_eval:n { #3 - \l__regex_left_state_int } }
+ \fi:
+ }
+ }
+\cs_new_protected:Npn \__regex_class:NnnnN #1#2#3#4#5
+ {
+ \cs_set:Npx \__regex_tests_action_cost:n ##1
+ {
+ \exp_not:n { \exp_not:n {#2} }
+ \bool_if:NTF #1
+ { \__regex_break_point:TF { \__regex_action_cost:n {##1} } { } }
+ { \__regex_break_point:TF { } { \__regex_action_cost:n {##1} } }
+ }
+ \if_case:w - #4 \exp_stop_f:
+ \__regex_class_repeat:n {#3}
+ \or: \__regex_class_repeat:nN {#3} #5
+ \else: \__regex_class_repeat:nnN {#3} {#4} #5
+ \fi:
+ }
+\cs_new:Npn \__regex_tests_action_cost:n { \__regex_action_cost:n }
+\cs_new_protected:Npn \__regex_class_repeat:n #1
+ {
+ \prg_replicate:nn {#1}
+ {
+ \__regex_build_new_state:
+ \__regex_build_transition_right:nNn \__regex_tests_action_cost:n
+ \l__regex_left_state_int \l__regex_right_state_int
+ }
+ }
+\cs_new_protected:Npn \__regex_class_repeat:nN #1#2
+ {
+ \if_int_compare:w #1 = 0 \exp_stop_f:
+ \__regex_build_transitions_lazyness:NNNNN #2
+ \__regex_action_free:n \l__regex_right_state_int
+ \__regex_tests_action_cost:n \l__regex_left_state_int
+ \else:
+ \__regex_class_repeat:n {#1}
+ \int_set_eq:NN \l__regex_internal_a_int \l__regex_left_state_int
+ \__regex_build_transitions_lazyness:NNNNN #2
+ \__regex_action_free:n \l__regex_right_state_int
+ \__regex_action_free:n \l__regex_internal_a_int
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_class_repeat:nnN #1#2#3
+ {
+ \__regex_class_repeat:n {#1}
+ \int_set:Nn \l__regex_internal_a_int
+ { \l__regex_max_state_int + #2 - 1 }
+ \prg_replicate:nn { #2 }
+ {
+ \__regex_build_transitions_lazyness:NNNNN #3
+ \__regex_action_free:n \l__regex_internal_a_int
+ \__regex_tests_action_cost:n \l__regex_right_state_int
+ }
+ }
+\cs_new_protected:Npn \__regex_group_aux:nnnnN #1#2#3#4#5
+ {
+ \if_int_compare:w #3 = 0 \exp_stop_f:
+ \__regex_build_new_state:
+ \__regex_build_transition_right:nNn \__regex_action_free_group:n
+ \l__regex_left_state_int \l__regex_right_state_int
+ \fi:
+ \__regex_build_new_state:
+ \__regex_push_lr_states:
+ #2
+ \__regex_pop_lr_states:
+ \if_case:w - #4 \exp_stop_f:
+ \__regex_group_repeat:nn {#1} {#3}
+ \or: \__regex_group_repeat:nnN {#1} {#3} #5
+ \else: \__regex_group_repeat:nnnN {#1} {#3} {#4} #5
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_group:nnnN #1
+ {
+ \exp_args:No \__regex_group_aux:nnnnN
+ { \int_use:N \l__regex_capturing_group_int }
+ {
+ \int_incr:N \l__regex_capturing_group_int
+ #1
+ }
+ }
+\cs_new_protected:Npn \__regex_group_no_capture:nnnN
+ { \__regex_group_aux:nnnnN { -1 } }
+\cs_new_protected:Npn \__regex_group_resetting:nnnN #1
+ {
+ \__regex_group_aux:nnnnN { -1 }
+ {
+ \exp_args:Noo \__regex_group_resetting_loop:nnNn
+ { \int_use:N \l__regex_capturing_group_int }
+ { \int_use:N \l__regex_capturing_group_int }
+ #1
+ { ?? \__prg_break:n } { }
+ \__prg_break_point:
+ }
+ }
+\cs_new_protected:Npn \__regex_group_resetting_loop:nnNn #1#2#3#4
+ {
+ \use_none:nn #3 { \int_set:Nn \l__regex_capturing_group_int {#1} }
+ \int_set:Nn \l__regex_capturing_group_int {#2}
+ #3 {#4}
+ \exp_args:Nf \__regex_group_resetting_loop:nnNn
+ { \int_max:nn {#1} { \l__regex_capturing_group_int } }
+ {#2}
+ }
+\cs_new_protected:Npn \__regex_branch:n #1
+ {
+ \__regex_build_new_state:
+ \seq_get:NN \l__regex_left_state_seq \l__regex_internal_a_tl
+ \int_set:Nn \l__regex_left_state_int \l__regex_internal_a_tl
+ \__regex_build_transition_right:nNn \__regex_action_free:n
+ \l__regex_left_state_int \l__regex_right_state_int
+ #1
+ \seq_get:NN \l__regex_right_state_seq \l__regex_internal_a_tl
+ \__regex_build_transition_right:nNn \__regex_action_free:n
+ \l__regex_right_state_int \l__regex_internal_a_tl
+ }
+\cs_new_protected:Npn \__regex_group_repeat:nn #1#2
+ {
+ \if_int_compare:w #2 = 0 \exp_stop_f:
+ \int_set:Nn \l__regex_max_state_int
+ { \l__regex_left_state_int - 1 }
+ \__regex_build_new_state:
+ \else:
+ \__regex_group_repeat_aux:n {#2}
+ \__regex_group_submatches:nNN {#1}
+ \l__regex_internal_a_int \l__regex_right_state_int
+ \__regex_build_new_state:
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_group_submatches:nNN #1#2#3
+ {
+ \if_int_compare:w #1 > - 1 \exp_stop_f:
+ \__regex_toks_put_left:Nx #2 { \__regex_action_submatch:n { #1 < } }
+ \__regex_toks_put_left:Nx #3 { \__regex_action_submatch:n { #1 > } }
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_group_repeat_aux:n #1
+ {
+ \__regex_build_transition_right:nNn \__regex_action_free:n
+ \l__regex_right_state_int \l__regex_max_state_int
+ \int_set_eq:NN \l__regex_internal_a_int \l__regex_left_state_int
+ \int_set_eq:NN \l__regex_internal_b_int \l__regex_max_state_int
+ \if_int_compare:w \__int_eval:w #1 > 1 \exp_stop_f:
+ \int_set:Nn \l__regex_internal_c_int
+ {
+ ( #1 - 1 )
+ * ( \l__regex_internal_b_int - \l__regex_internal_a_int )
+ }
+ \int_add:Nn \l__regex_right_state_int { \l__regex_internal_c_int }
+ \int_add:Nn \l__regex_max_state_int { \l__regex_internal_c_int }
+ \__regex_toks_memcpy:NNn
+ \l__regex_internal_b_int
+ \l__regex_internal_a_int
+ \l__regex_internal_c_int
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_group_repeat:nnN #1#2#3
+ {
+ \if_int_compare:w #2 = 0 \exp_stop_f:
+ \__regex_group_submatches:nNN {#1}
+ \l__regex_left_state_int \l__regex_right_state_int
+ \int_set:Nn \l__regex_internal_a_int
+ { \l__regex_left_state_int - 1 }
+ \__regex_build_transition_right:nNn \__regex_action_free:n
+ \l__regex_right_state_int \l__regex_internal_a_int
+ \__regex_build_new_state:
+ \if_meaning:w \c_true_bool #3
+ \__regex_build_transition_left:NNN \__regex_action_free:n
+ \l__regex_internal_a_int \l__regex_right_state_int
+ \else:
+ \__regex_build_transition_right:nNn \__regex_action_free:n
+ \l__regex_internal_a_int \l__regex_right_state_int
+ \fi:
+ \else:
+ \__regex_group_repeat_aux:n {#2}
+ \__regex_group_submatches:nNN {#1}
+ \l__regex_internal_a_int \l__regex_right_state_int
+ \if_meaning:w \c_true_bool #3
+ \__regex_build_transition_right:nNn \__regex_action_free_group:n
+ \l__regex_right_state_int \l__regex_internal_a_int
+ \else:
+ \__regex_build_transition_left:NNN \__regex_action_free_group:n
+ \l__regex_right_state_int \l__regex_internal_a_int
+ \fi:
+ \__regex_build_new_state:
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_group_repeat:nnnN #1#2#3#4
+ {
+ \__regex_group_submatches:nNN {#1}
+ \l__regex_left_state_int \l__regex_right_state_int
+ \__regex_group_repeat_aux:n { #2 + #3 }
+ \if_meaning:w \c_true_bool #4
+ \int_set_eq:NN \l__regex_left_state_int \l__regex_max_state_int
+ \prg_replicate:nn { #3 }
+ {
+ \int_sub:Nn \l__regex_left_state_int
+ { \l__regex_internal_b_int - \l__regex_internal_a_int }
+ \__regex_build_transition_left:NNN \__regex_action_free:n
+ \l__regex_left_state_int \l__regex_max_state_int
+ }
+ \else:
+ \prg_replicate:nn { #3 - 1 }
+ {
+ \int_sub:Nn \l__regex_right_state_int
+ { \l__regex_internal_b_int - \l__regex_internal_a_int }
+ \__regex_build_transition_right:nNn \__regex_action_free:n
+ \l__regex_right_state_int \l__regex_max_state_int
+ }
+ \if_int_compare:w #2 = 0 \exp_stop_f:
+ \int_set:Nn \l__regex_right_state_int
+ { \l__regex_left_state_int - 1 }
+ \else:
+ \int_sub:Nn \l__regex_right_state_int
+ { \l__regex_internal_b_int - \l__regex_internal_a_int }
+ \fi:
+ \__regex_build_transition_right:nNn \__regex_action_free:n
+ \l__regex_right_state_int \l__regex_max_state_int
+ \fi:
+ \__regex_build_new_state:
+ }
+\cs_new_protected:Npn \__regex_assertion:Nn #1#2
+ {
+ \__regex_build_new_state:
+ \__regex_toks_put_right:Nx \l__regex_left_state_int
+ {
+ \exp_not:n {#2}
+ \__regex_break_point:TF
+ \bool_if:NF #1 { { } }
+ {
+ \__regex_action_free:n
+ {
+ \int_eval:n
+ { \l__regex_right_state_int - \l__regex_left_state_int }
+ }
+ }
+ \bool_if:NT #1 { { } }
+ }
+ }
+\cs_new_protected:Npn \__regex_anchor:N #1
+ {
+ \if_int_compare:w #1 = \l__regex_current_pos_int
+ \exp_after:wN \__regex_break_true:w
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_b_test:
+ {
+ \group_begin:
+ \int_set_eq:NN \l__regex_current_char_int \l__regex_last_char_int
+ \__regex_prop_w:
+ \__regex_break_point:TF
+ { \group_end: \__regex_item_reverse:n \__regex_prop_w: }
+ { \group_end: \__regex_prop_w: }
+ }
+\cs_new_protected:Npn \__regex_command_K:
+ {
+ \__regex_build_new_state:
+ \__regex_toks_put_right:Nx \l__regex_left_state_int
+ {
+ \__regex_action_submatch:n { 0< }
+ \bool_set_true:N \l__regex_fresh_thread_bool
+ \__regex_action_free:n
+ { \int_eval:n { \l__regex_right_state_int - \l__regex_left_state_int } }
+ \bool_set_false:N \l__regex_fresh_thread_bool
+ }
+ }
+\int_new:N \l__regex_min_pos_int
+\int_new:N \l__regex_max_pos_int
+\int_new:N \l__regex_current_pos_int
+\int_new:N \l__regex_start_pos_int
+\int_new:N \l__regex_success_pos_int
+\int_new:N \l__regex_current_char_int
+\int_new:N \l__regex_current_catcode_int
+\int_new:N \l__regex_last_char_int
+\int_new:N \l__regex_case_changed_char_int
+\int_new:N \l__regex_current_state_int
+\prop_new:N \l__regex_current_submatches_prop
+\prop_new:N \l__regex_success_submatches_prop
+\int_new:N \l__regex_step_int
+\int_new:N \l__regex_min_active_int
+\int_new:N \l__regex_max_active_int
+\__intarray_new:Nn \g__regex_state_active_intarray { 65536 }
+\__intarray_new:Nn \g__regex_thread_state_intarray { 65536 }
+\tl_new:N \l__regex_every_match_tl
+\bool_new:N \l__regex_fresh_thread_bool
+\bool_new:N \l__regex_empty_success_bool
+\cs_new_eq:NN \__regex_if_two_empty_matches:F \use:n
+\bool_new:N \g__regex_success_bool
+\bool_new:N \l__regex_saved_success_bool
+\bool_new:N \l__regex_match_success_bool
+\cs_new_protected:Npn \__regex_match:n #1
+ {
+ \int_zero:N \l__regex_balance_int
+ \int_set:Nn \l__regex_current_pos_int { 2 * \l__regex_max_state_int }
+ \__regex_query_set:nnn { } { -1 } { -2 }
+ \int_set_eq:NN \l__regex_min_pos_int \l__regex_current_pos_int
+ \__tl_analysis_map_inline:nn {#1}
+ { \__regex_query_set:nnn {##1} {"##2} {##3} }
+ \int_set_eq:NN \l__regex_max_pos_int \l__regex_current_pos_int
+ \__regex_query_set:nnn { } { -1 } { -2 }
+ \bool_gset_false:N \g__regex_success_bool
+ \int_step_inline:nnnn
+ \l__regex_min_state_int { 1 } { \l__regex_max_state_int - 1 }
+ { \__intarray_gset_fast:Nnn \g__regex_state_active_intarray {##1} { 1 } }
+ \int_set_eq:NN \l__regex_min_active_int \l__regex_max_state_int
+ \int_zero:N \l__regex_step_int
+ \int_set_eq:NN \l__regex_success_pos_int \l__regex_min_pos_int
+ \int_set:Nn \l__regex_min_submatch_int
+ { 2 * \l__regex_max_state_int }
+ \int_set_eq:NN \l__regex_submatch_int \l__regex_min_submatch_int
+ \bool_set_false:N \l__regex_empty_success_bool
+ \__regex_match_once:
+ }
+\cs_new_protected:Npn \__regex_match_once:
+ {
+ \if_meaning:w \c_true_bool \l__regex_empty_success_bool
+ \cs_set:Npn \__regex_if_two_empty_matches:F
+ { \int_compare:nNnF \l__regex_start_pos_int = \l__regex_current_pos_int }
+ \else:
+ \cs_set_eq:NN \__regex_if_two_empty_matches:F \use:n
+ \fi:
+ \int_set_eq:NN \l__regex_start_pos_int \l__regex_success_pos_int
+ \bool_set_false:N \l__regex_match_success_bool
+ \prop_clear:N \l__regex_current_submatches_prop
+ \int_set_eq:NN \l__regex_max_active_int \l__regex_min_active_int
+ \__regex_store_state:n { \l__regex_min_state_int }
+ \int_set:Nn \l__regex_current_pos_int
+ { \l__regex_start_pos_int - 1 }
+ \__regex_query_get:
+ \__regex_match_loop:
+ \l__regex_every_match_tl
+ }
+\cs_new_protected:Npn \__regex_single_match:
+ {
+ \tl_set:Nn \l__regex_every_match_tl
+ { \bool_gset_eq:NN \g__regex_success_bool \l__regex_match_success_bool }
+ }
+\cs_new_protected:Npn \__regex_multi_match:n #1
+ {
+ \tl_set:Nn \l__regex_every_match_tl
+ {
+ \if_meaning:w \c_true_bool \l__regex_match_success_bool
+ \bool_gset_true:N \g__regex_success_bool
+ #1
+ \exp_after:wN \__regex_match_once:
+ \fi:
+ }
+ }
+\cs_new_protected:Npn \__regex_match_loop:
+ {
+ \int_add:Nn \l__regex_step_int { 2 }
+ \int_incr:N \l__regex_current_pos_int
+ \int_set_eq:NN \l__regex_last_char_int \l__regex_current_char_int
+ \int_set_eq:NN \l__regex_case_changed_char_int \c_max_int
+ \__regex_query_get:
+ \use:x
+ {
+ \int_set_eq:NN \l__regex_max_active_int \l__regex_min_active_int
+ \int_step_function:nnnN
+ { \l__regex_min_active_int }
+ { 1 }
+ { \l__regex_max_active_int - 1 }
+ \__regex_match_one_active:n
+ }
+ \__prg_break_point:
+ \bool_set_false:N \l__regex_fresh_thread_bool %^^A was arg of break_point:n
+ \if_int_compare:w \l__regex_max_active_int > \l__regex_min_active_int
+ \if_int_compare:w \l__regex_current_pos_int < \l__regex_max_pos_int
+ \exp_after:wN \exp_after:wN \exp_after:wN \__regex_match_loop:
+ \fi:
+ \fi:
+ }
+\cs_new:Npn \__regex_match_one_active:n #1
+ {
+ \__regex_use_state_and_submatches:nn
+ { \__intarray_item_fast:Nn \g__regex_thread_state_intarray {#1} }
+ { \__regex_toks_use:w #1 }
+ }
+\cs_new_protected:Npn \__regex_query_set:nnn #1#2#3
+ {
+ \__intarray_gset_fast:Nnn \g__regex_charcode_intarray
+ { \l__regex_current_pos_int } {#3}
+ \__intarray_gset_fast:Nnn \g__regex_catcode_intarray
+ { \l__regex_current_pos_int } {#2}
+ \__intarray_gset_fast:Nnn \g__regex_balance_intarray
+ { \l__regex_current_pos_int } { \l__regex_balance_int }
+ \__regex_toks_set:Nn \l__regex_current_pos_int {#1}
+ \int_incr:N \l__regex_current_pos_int
+ \if_case:w #2 \exp_stop_f:
+ \or: \int_incr:N \l__regex_balance_int
+ \or: \int_decr:N \l__regex_balance_int
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_query_get:
+ {
+ \l__regex_current_char_int
+ = \__intarray_item_fast:Nn \g__regex_charcode_intarray
+ { \l__regex_current_pos_int } \scan_stop:
+ \l__regex_current_catcode_int
+ = \__intarray_item_fast:Nn \g__regex_catcode_intarray
+ { \l__regex_current_pos_int } \scan_stop:
+ }
+\cs_new_protected:Npn \__regex_use_state:
+ {
+ \__intarray_gset_fast:Nnn \g__regex_state_active_intarray
+ { \l__regex_current_state_int } { \l__regex_step_int }
+ \__regex_toks_use:w \l__regex_current_state_int
+ \__intarray_gset_fast:Nnn \g__regex_state_active_intarray
+ { \l__regex_current_state_int } { \l__regex_step_int + 1 }
+ }
+\cs_new_protected:Npn \__regex_use_state_and_submatches:nn #1 #2
+ {
+ \int_set:Nn \l__regex_current_state_int {#1}
+ \if_int_compare:w
+ \__intarray_item_fast:Nn \g__regex_state_active_intarray
+ { \l__regex_current_state_int }
+ < \l__regex_step_int
+ \tl_set:Nn \l__regex_current_submatches_prop {#2}
+ \exp_after:wN \__regex_use_state:
+ \fi:
+ \scan_stop:
+ }
+\cs_new_protected:Npn \__regex_action_start_wildcard:
+ {
+ \bool_set_true:N \l__regex_fresh_thread_bool
+ \__regex_action_free:n {1}
+ \bool_set_false:N \l__regex_fresh_thread_bool
+ \__regex_action_cost:n {0}
+ }
+\cs_new_protected:Npn \__regex_action_free:n
+ { \__regex_action_free_aux:nn { > \l__regex_step_int \else: } }
+\cs_new_protected:Npn \__regex_action_free_group:n
+ { \__regex_action_free_aux:nn { < \l__regex_step_int } }
+\cs_new_protected:Npn \__regex_action_free_aux:nn #1#2
+ {
+ \use:x
+ {
+ \int_add:Nn \l__regex_current_state_int {#2}
+ \exp_not:n
+ {
+ \if_int_compare:w
+ \__intarray_item_fast:Nn \g__regex_state_active_intarray
+ { \l__regex_current_state_int }
+ #1
+ \exp_after:wN \__regex_use_state:
+ \fi:
+ }
+ \int_set:Nn \l__regex_current_state_int
+ { \int_use:N \l__regex_current_state_int }
+ \tl_set:Nn \exp_not:N \l__regex_current_submatches_prop
+ { \exp_not:o \l__regex_current_submatches_prop }
+ }
+ }
+\cs_new_protected:Npn \__regex_action_cost:n #1
+ {
+ \exp_args:No \__regex_store_state:n
+ { \__int_value:w \__int_eval:w \l__regex_current_state_int + #1 }
+ }
+\cs_new_protected:Npn \__regex_store_state:n #1
+ {
+ \__regex_store_submatches:
+ \__intarray_gset_fast:Nnn \g__regex_thread_state_intarray
+ { \l__regex_max_active_int } {#1}
+ \int_incr:N \l__regex_max_active_int
+ }
+\cs_new_protected:Npn \__regex_store_submatches:
+ {
+ \__regex_toks_set:No \l__regex_max_active_int
+ { \l__regex_current_submatches_prop }
+ }
+\cs_new_protected:Npn \__regex_disable_submatches:
+ {
+ \cs_set_protected:Npn \__regex_store_submatches: { }
+ \cs_set_protected:Npn \__regex_action_submatch:n ##1 { }
+ }
+\cs_new_protected:Npn \__regex_action_submatch:n #1
+ {
+ \prop_put:Nno \l__regex_current_submatches_prop {#1}
+ { \int_use:N \l__regex_current_pos_int }
+ }
+\cs_new_protected:Npn \__regex_action_success:
+ {
+ \__regex_if_two_empty_matches:F
+ {
+ \bool_set_true:N \l__regex_match_success_bool
+ \bool_set_eq:NN \l__regex_empty_success_bool
+ \l__regex_fresh_thread_bool
+ \int_set_eq:NN \l__regex_success_pos_int \l__regex_current_pos_int
+ \prop_set_eq:NN \l__regex_success_submatches_prop
+ \l__regex_current_submatches_prop
+ \__prg_break:
+ }
+ }
+\int_new:N \l__regex_replacement_csnames_int
+\tl_new:N \l__regex_replacement_category_tl
+\seq_new:N \l__regex_replacement_category_seq
+\tl_new:N \l__regex_balance_tl
+\cs_new:Npn \__regex_replacement_balance_one_match:n #1
+ { - \__regex_submatch_balance:n {#1} }
+\cs_new:Npn \__regex_replacement_do_one_match:n #1
+ {
+ \__regex_query_range:nn
+ { \__intarray_item_fast:Nn \g__regex_submatch_prev_intarray {#1} }
+ { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {#1} }
+ }
+\cs_new:Npn \__regex_replacement_exp_not:N #1 { \exp_not:n {#1} }
+\cs_new:Npn \__regex_query_range:nn #1#2
+ {
+ \exp_after:wN \__regex_query_range_loop:ww
+ \__int_value:w \__int_eval:w #1 \exp_after:wN ;
+ \__int_value:w \__int_eval:w #2 ;
+ \__prg_break_point:
+ }
+\cs_new:Npn \__regex_query_range_loop:ww #1 ; #2 ;
+ {
+ \if_int_compare:w #1 < #2 \exp_stop_f:
+ \else:
+ \exp_after:wN \__prg_break:
+ \fi:
+ \__regex_toks_use:w #1 \exp_stop_f:
+ \exp_after:wN \__regex_query_range_loop:ww
+ \__int_value:w \__int_eval:w #1 + 1 ; #2 ;
+ }
+\cs_new:Npn \__regex_query_submatch:n #1
+ {
+ \__regex_query_range:nn
+ { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {#1} }
+ { \__intarray_item_fast:Nn \g__regex_submatch_end_intarray {#1} }
+ }
+\cs_new_protected:Npn \__regex_submatch_balance:n #1
+ {
+ \__int_eval:w
+ \int_compare:nNnTF
+ { \__intarray_item_fast:Nn \g__regex_submatch_end_intarray {#1} } = 0
+ { 0 }
+ {
+ \__intarray_item_fast:Nn \g__regex_balance_intarray
+ { \__intarray_item_fast:Nn \g__regex_submatch_end_intarray {#1} }
+ }
+ -
+ \int_compare:nNnTF
+ { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {#1} } = 0
+ { 0 }
+ {
+ \__intarray_item_fast:Nn \g__regex_balance_intarray
+ { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {#1} }
+ }
+ \__int_eval_end:
+ }
+\cs_new_protected:Npn \__regex_replacement:n #1
+ {
+ \__tl_build:Nw \l__regex_internal_a_tl
+ \int_zero:N \l__regex_balance_int
+ \tl_clear:N \l__regex_balance_tl
+ \__regex_escape_use:nnnn
+ {
+ \if_charcode:w \c_right_brace_str ##1
+ \__regex_replacement_rbrace:N
+ \else:
+ \__regex_replacement_normal:n
+ \fi:
+ ##1
+ }
+ { \__regex_replacement_escaped:N ##1 }
+ { \__regex_replacement_normal:n ##1 }
+ {#1}
+ \prg_do_nothing: \prg_do_nothing:
+ \if_int_compare:w \l__regex_replacement_csnames_int > 0 \exp_stop_f:
+ \__msg_kernel_error:nnx { regex } { replacement-missing-rbrace }
+ { \int_use:N \l__regex_replacement_csnames_int }
+ \__tl_build_one:x
+ { \prg_replicate:nn \l__regex_replacement_csnames_int \cs_end: }
+ \fi:
+ \seq_if_empty:NF \l__regex_replacement_category_seq
+ {
+ \__msg_kernel_error:nnx { regex } { replacement-missing-rparen }
+ { \seq_count:N \l__regex_replacement_category_seq }
+ \seq_clear:N \l__regex_replacement_category_seq
+ }
+ \cs_gset:Npx \__regex_replacement_balance_one_match:n ##1
+ {
+ + \int_use:N \l__regex_balance_int
+ \l__regex_balance_tl
+ - \__regex_submatch_balance:n {##1}
+ }
+ \__tl_build_end:
+ \exp_args:No \__regex_replacement_aux:n \l__regex_internal_a_tl
+ }
+\cs_new_protected:Npn \__regex_replacement_aux:n #1
+ {
+ \cs_set:Npn \__regex_replacement_do_one_match:n ##1
+ {
+ \__regex_query_range:nn
+ { \__intarray_item_fast:Nn \g__regex_submatch_prev_intarray {##1} }
+ { \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray {##1} }
+ #1
+ }
+ }
+\cs_new_protected:Npn \__regex_replacement_normal:n #1
+ {
+ \tl_if_empty:NTF \l__regex_replacement_category_tl
+ { \__tl_build_one:n {#1} }
+ { % (
+ \token_if_eq_charcode:NNTF #1 )
+ {
+ \seq_pop:NN \l__regex_replacement_category_seq
+ \l__regex_replacement_category_tl
+ }
+ {
+ \use:c { __regex_replacement_c_ \l__regex_replacement_category_tl :w }
+ \__regex_replacement_normal:n {#1}
+ }
+ }
+ }
+\cs_new_protected:Npn \__regex_replacement_escaped:N #1
+ {
+ \cs_if_exist_use:cF { __regex_replacement_#1:w }
+ {
+ \if_int_compare:w 1 < 1#1 \exp_stop_f:
+ \__regex_replacement_put_submatch:n {#1}
+ \else:
+ \exp_args:No \__regex_replacement_normal:n
+ { \token_to_str:N #1 }
+ \fi:
+ }
+ }
+\cs_new_protected:Npn \__regex_replacement_put_submatch:n #1
+ {
+ \if_int_compare:w #1 < \l__regex_capturing_group_int
+ \__tl_build_one:n { \__regex_query_submatch:n { #1 + ##1 } }
+ \if_int_compare:w \l__regex_replacement_csnames_int = 0 \exp_stop_f:
+ \tl_put_right:Nn \l__regex_balance_tl
+ { + \__regex_submatch_balance:n { \__int_eval:w #1+##1 \__int_eval_end: } }
+ \fi:
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_replacement_g:w #1#2
+ {
+ \str_if_eq_x:nnTF { #1#2 } { \__regex_replacement_normal:n \c_left_brace_str }
+ { \l__regex_internal_a_int = \__regex_replacement_g_digits:NN }
+ { \__regex_replacement_error:NNN g #1 #2 }
+ }
+\cs_new:Npn \__regex_replacement_g_digits:NN #1#2
+ {
+ \token_if_eq_meaning:NNTF #1 \__regex_replacement_normal:n
+ {
+ \if_int_compare:w 1 < 1#2 \exp_stop_f:
+ #2
+ \exp_after:wN \use_i:nnn
+ \exp_after:wN \__regex_replacement_g_digits:NN
+ \else:
+ \exp_stop_f:
+ \exp_after:wN \__regex_replacement_error:NNN
+ \exp_after:wN g
+ \fi:
+ }
+ {
+ \exp_stop_f:
+ \if_meaning:w \__regex_replacement_rbrace:N #1
+ \exp_args:No \__regex_replacement_put_submatch:n
+ { \int_use:N \l__regex_internal_a_int }
+ \exp_after:wN \use_none:nn
+ \else:
+ \exp_after:wN \__regex_replacement_error:NNN
+ \exp_after:wN g
+ \fi:
+ }
+ #1 #2
+ }
+\cs_new_protected:Npn \__regex_replacement_c:w #1#2
+ {
+ \token_if_eq_meaning:NNTF #1 \__regex_replacement_normal:n
+ {
+ \exp_after:wN \token_if_eq_charcode:NNTF \c_left_brace_str #2
+ { \__regex_replacement_cu_aux:Nw \__regex_replacement_exp_not:N }
+ {
+ \cs_if_exist:cTF { __regex_replacement_c_#2:w }
+ { \__regex_replacement_cat:NNN #2 }
+ { \__regex_replacement_error:NNN c #1#2 }
+ }
+ }
+ { \__regex_replacement_error:NNN c #1#2 }
+ }
+\cs_new_protected:Npn \__regex_replacement_cu_aux:Nw #1
+ {
+ \if_case:w \l__regex_replacement_csnames_int
+ \__tl_build_one:n { \exp_not:n { \exp_after:wN #1 \cs:w } }
+ \else:
+ \__tl_build_one:n { \exp_not:n { \exp_after:wN \tl_to_str:V \cs:w } }
+ \fi:
+ \int_incr:N \l__regex_replacement_csnames_int
+ }
+\cs_new_protected:Npn \__regex_replacement_u:w #1#2
+ {
+ \str_if_eq_x:nnTF { #1#2 } { \__regex_replacement_normal:n \c_left_brace_str }
+ { \__regex_replacement_cu_aux:Nw \exp_not:V }
+ { \__regex_replacement_error:NNN u #1#2 }
+ }
+\cs_new_protected:Npn \__regex_replacement_rbrace:N #1
+ {
+ \if_int_compare:w \l__regex_replacement_csnames_int > 0 \exp_stop_f:
+ \__tl_build_one:n \cs_end:
+ \int_decr:N \l__regex_replacement_csnames_int
+ \else:
+ \__regex_replacement_normal:n {#1}
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_replacement_cat:NNN #1#2#3
+ {
+ \token_if_eq_meaning:NNTF \prg_do_nothing: #3
+ { \__msg_kernel_error:nn { regex } { replacement-catcode-end } }
+ {
+ \int_compare:nNnTF { \l__regex_replacement_csnames_int } > 0
+ {
+ \__msg_kernel_error:nnnn
+ { regex } { replacement-catcode-in-cs } {#1} {#3}
+ #2 #3
+ }
+ {
+ \str_if_eq:nnTF { #2 #3 } { \__regex_replacement_normal:n ( } % )
+ {
+ \seq_push:NV \l__regex_replacement_category_seq
+ \l__regex_replacement_category_tl
+ \tl_set:Nn \l__regex_replacement_category_tl {#1}
+ }
+ { \use:c { __regex_replacement_c_#1:w } #2 #3 }
+ }
+ }
+ }
+\group_begin:
+ \cs_new_protected:Npn \__regex_replacement_char:nNN #1#2#3
+ {
+ \tex_lccode:D 0 = `#3 \scan_stop:
+ \tex_lowercase:D { \__tl_build_one:n {#1} }
+ }
+ \char_set_catcode_active:N \^^@
+ \cs_new_protected:Npn \__regex_replacement_c_A:w
+ { \__regex_replacement_char:nNN { \exp_not:n { \exp_not:N ^^@ } } }
+ \char_set_catcode_group_begin:N \^^@
+ \cs_new_protected:Npn \__regex_replacement_c_B:w
+ {
+ \if_int_compare:w \l__regex_replacement_csnames_int = 0 \exp_stop_f:
+ \int_incr:N \l__regex_balance_int
+ \fi:
+ \__regex_replacement_char:nNN
+ { \exp_not:n { \exp_after:wN ^^@ \if_false: } \fi: } }
+ }
+ \cs_new_protected:Npn \__regex_replacement_c_C:w #1#2
+ { \__tl_build_one:n { \exp_not:N \exp_not:N \exp_not:c {#2} } }
+ \char_set_catcode_math_subscript:N \^^@
+ \cs_new_protected:Npn \__regex_replacement_c_D:w
+ { \__regex_replacement_char:nNN { ^^@ } }
+ \char_set_catcode_group_end:N \^^@
+ \cs_new_protected:Npn \__regex_replacement_c_E:w
+ {
+ \if_int_compare:w \l__regex_replacement_csnames_int = 0 \exp_stop_f:
+ \int_decr:N \l__regex_balance_int
+ \fi:
+ \__regex_replacement_char:nNN
+ { \exp_not:n { \if_false: { \fi: ^^@ } }
+ }
+ \char_set_catcode_letter:N \^^@
+ \cs_new_protected:Npn \__regex_replacement_c_L:w
+ { \__regex_replacement_char:nNN { ^^@ } }
+ \char_set_catcode_math_toggle:N \^^@
+ \cs_new_protected:Npn \__regex_replacement_c_M:w
+ { \__regex_replacement_char:nNN { ^^@ } }
+ \char_set_catcode_other:N \^^@
+ \cs_new_protected:Npn \__regex_replacement_c_O:w
+ { \__regex_replacement_char:nNN { ^^@ } }
+ \char_set_catcode_parameter:N \^^@
+ \cs_new_protected:Npn \__regex_replacement_c_P:w
+ {
+ \__regex_replacement_char:nNN
+ { \exp_not:n { \exp_not:n { ^^@^^@^^@^^@ } } }
+ }
+ \cs_new_protected:Npn \__regex_replacement_c_S:w #1#2
+ {
+ \if_int_compare:w `#2 = 0 \exp_stop_f:
+ \__msg_kernel_error:nn { regex } { replacement-null-space }
+ \fi:
+ \tex_lccode:D `\ = `#2 \scan_stop:
+ \tex_lowercase:D { \__tl_build_one:n {~} }
+ }
+ \char_set_catcode_alignment:N \^^@
+ \cs_new_protected:Npn \__regex_replacement_c_T:w
+ { \__regex_replacement_char:nNN { ^^@ } }
+ \char_set_catcode_math_superscript:N \^^@
+ \cs_new_protected:Npn \__regex_replacement_c_U:w
+ { \__regex_replacement_char:nNN { ^^@ } }
+\group_end:
+\cs_new_protected:Npn \__regex_replacement_error:NNN #1#2#3
+ {
+ \__msg_kernel_error:nnx { regex } { replacement-#1 } {#3}
+ #2 #3
+ }
+\cs_new_protected:Npn \regex_new:N #1
+ { \cs_new_eq:NN #1 \c__regex_no_match_regex }
+\cs_new_protected:Npn \regex_set:Nn #1#2
+ {
+ \__regex_compile:n {#2}
+ \tl_set_eq:NN #1 \l__regex_internal_regex
+ }
+\cs_new_protected:Npn \regex_gset:Nn #1#2
+ {
+ \__regex_compile:n {#2}
+ \tl_gset_eq:NN #1 \l__regex_internal_regex
+ }
+\cs_new_protected:Npn \regex_const:Nn #1#2
+ {
+ \__regex_compile:n {#2}
+ \tl_const:Nx #1 { \exp_not:o \l__regex_internal_regex }
+ }
+\cs_new_protected:Npn \regex_show:n #1
+ {
+ \__regex_compile:n {#1}
+ \__regex_show:Nn \l__regex_internal_regex
+ { { \tl_to_str:n {#1} } }
+ }
+\cs_new_protected:Npn \regex_show:N #1
+ { \__regex_show:Nn #1 { variable~\token_to_str:N #1 } }
+\prg_new_protected_conditional:Npnn \regex_match:nn #1#2 { T , F , TF }
+ {
+ \__regex_if_match:nn { \__regex_build:n {#1} } {#2}
+ \__regex_return:
+ }
+\prg_new_protected_conditional:Npnn \regex_match:Nn #1#2 { T , F , TF }
+ {
+ \__regex_if_match:nn { \__regex_build:N #1 } {#2}
+ \__regex_return:
+ }
+\cs_new_protected:Npn \regex_count:nnN #1
+ { \__regex_count:nnN { \__regex_build:n {#1} } }
+\cs_new_protected:Npn \regex_count:NnN #1
+ { \__regex_count:nnN { \__regex_build:N #1 } }
+\cs_set_protected:Npn \__regex_tmp:w #1#2#3
+ {
+ \cs_new_protected:Npn #2 ##1 { #1 { \__regex_build:n {##1} } }
+ \cs_new_protected:Npn #3 ##1 { #1 { \__regex_build:N ##1 } }
+ \prg_new_protected_conditional:Npnn #2 ##1##2##3 { T , F , TF }
+ { #1 { \__regex_build:n {##1} } {##2} ##3 \__regex_return: }
+ \prg_new_protected_conditional:Npnn #3 ##1##2##3 { T , F , TF }
+ { #1 { \__regex_build:N ##1 } {##2} ##3 \__regex_return: }
+ }
+\__regex_tmp:w \__regex_extract_once:nnN
+ \regex_extract_once:nnN \regex_extract_once:NnN
+\__regex_tmp:w \__regex_extract_all:nnN
+ \regex_extract_all:nnN \regex_extract_all:NnN
+\__regex_tmp:w \__regex_replace_once:nnN
+ \regex_replace_once:nnN \regex_replace_once:NnN
+\__regex_tmp:w \__regex_replace_all:nnN
+ \regex_replace_all:nnN \regex_replace_all:NnN
+\__regex_tmp:w \__regex_split:nnN \regex_split:nnN \regex_split:NnN
+\int_new:N \l__regex_match_count_int
+\flag_new:n { __regex_begin }
+\flag_new:n { __regex_end }
+\int_new:N \l__regex_min_submatch_int
+\int_new:N \l__regex_submatch_int
+\int_new:N \l__regex_zeroth_submatch_int
+\__intarray_new:Nn \g__regex_submatch_prev_intarray { 65536 }
+\__intarray_new:Nn \g__regex_submatch_begin_intarray { 65536 }
+\__intarray_new:Nn \g__regex_submatch_end_intarray { 65536 }
+\cs_new_protected:Npn \__regex_return:
+ {
+ \if_meaning:w \c_true_bool \g__regex_success_bool
+ \prg_return_true:
+ \else:
+ \prg_return_false:
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_if_match:nn #1#2
+ {
+ \group_begin:
+ \__regex_disable_submatches:
+ \__regex_single_match:
+ #1
+ \__regex_match:n {#2}
+ \group_end:
+ }
+\cs_new_protected:Npn \__regex_count:nnN #1#2#3
+ {
+ \group_begin:
+ \__regex_disable_submatches:
+ \int_zero:N \l__regex_match_count_int
+ \__regex_multi_match:n { \int_incr:N \l__regex_match_count_int }
+ #1
+ \__regex_match:n {#2}
+ \exp_args:NNNo
+ \group_end:
+ \int_set:Nn #3 { \int_use:N \l__regex_match_count_int }
+ }
+\cs_new_protected:Npn \__regex_extract_once:nnN #1#2#3
+ {
+ \group_begin:
+ \__regex_single_match:
+ #1
+ \__regex_match:n {#2}
+ \__regex_extract:
+ \__regex_group_end_extract_seq:N #3
+ }
+\cs_new_protected:Npn \__regex_extract_all:nnN #1#2#3
+ {
+ \group_begin:
+ \__regex_multi_match:n { \__regex_extract: }
+ #1
+ \__regex_match:n {#2}
+ \__regex_group_end_extract_seq:N #3
+ }
+\cs_new_protected:Npn \__regex_split:nnN #1#2#3
+ {
+ \group_begin:
+ \__regex_multi_match:n
+ {
+ \if_int_compare:w \l__regex_start_pos_int < \l__regex_success_pos_int
+ \__regex_extract:
+ \__intarray_gset_fast:Nnn \g__regex_submatch_prev_intarray
+ { \l__regex_zeroth_submatch_int } { 0 }
+ \__intarray_gset_fast:Nnn \g__regex_submatch_end_intarray
+ { \l__regex_zeroth_submatch_int }
+ {
+ \__intarray_item_fast:Nn \g__regex_submatch_begin_intarray
+ { \l__regex_zeroth_submatch_int }
+ }
+ \__intarray_gset_fast:Nnn \g__regex_submatch_begin_intarray
+ { \l__regex_zeroth_submatch_int }
+ { \l__regex_start_pos_int }
+ \fi:
+ }
+ #1
+ \__regex_match:n {#2}
+ \__intarray_gset_fast:Nnn \g__regex_submatch_prev_intarray
+ { \l__regex_submatch_int } { 0 }
+ \__intarray_gset_fast:Nnn \g__regex_submatch_end_intarray
+ { \l__regex_submatch_int }
+ { \l__regex_max_pos_int }
+ \__intarray_gset_fast:Nnn \g__regex_submatch_begin_intarray
+ { \l__regex_submatch_int }
+ { \l__regex_start_pos_int }
+ \int_incr:N \l__regex_submatch_int
+ \if_meaning:w \c_true_bool \l__regex_empty_success_bool
+ \if_int_compare:w \l__regex_start_pos_int = \l__regex_max_pos_int
+ \int_decr:N \l__regex_submatch_int
+ \fi:
+ \fi:
+ \__regex_group_end_extract_seq:N #3
+ }
+\cs_new_protected:Npn \__regex_group_end_extract_seq:N #1
+ {
+ \cs_set_eq:NN \__seq_item:n \scan_stop:
+ \flag_clear:n { __regex_begin }
+ \flag_clear:n { __regex_end }
+ \tl_set:Nx \l__regex_internal_a_tl
+ {
+ \s__seq
+ \int_step_function:nnnN
+ { \l__regex_min_submatch_int }
+ { 1 }
+ { \l__regex_submatch_int - 1 }
+ \__regex_extract_seq_aux:n
+ }
+ \int_compare:nNnF
+ { \flag_height:n { __regex_begin } + \flag_height:n { __regex_end } }
+ = 0
+ {
+ \__msg_kernel_error:nnxxx { regex } { result-unbalanced }
+ { splitting~or~extracting~submatches }
+ { \flag_height:n { __regex_end } }
+ { \flag_height:n { __regex_begin } }
+ }
+ \use:x
+ {
+ \group_end:
+ \tl_set:Nn \exp_not:N #1 { \l__regex_internal_a_tl }
+ }
+ }
+\cs_new:Npn \__regex_extract_seq_aux:n #1
+ {
+ \__seq_item:n
+ {
+ \exp_after:wN \__regex_extract_seq_aux:ww
+ \__int_value:w \__regex_submatch_balance:n {#1} ; #1;
+ }
+ }
+\cs_new:Npn \__regex_extract_seq_aux:ww #1; #2;
+ {
+ \if_int_compare:w #1 < 0 \exp_stop_f:
+ \flag_raise:n { __regex_end }
+ \prg_replicate:nn {-#1} { \exp_not:n { { \if_false: } \fi: } }
+ \fi:
+ \__regex_query_submatch:n {#2}
+ \if_int_compare:w #1 > 0 \exp_stop_f:
+ \flag_raise:n { __regex_begin }
+ \prg_replicate:nn {#1} { \exp_not:n { \if_false: { \fi: } } }
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_extract:
+ {
+ \if_meaning:w \c_true_bool \g__regex_success_bool
+ \int_set_eq:NN \l__regex_zeroth_submatch_int \l__regex_submatch_int
+ \prg_replicate:nn \l__regex_capturing_group_int
+ {
+ \__intarray_gset_fast:Nnn \g__regex_submatch_begin_intarray
+ { \l__regex_submatch_int } { 0 }
+ \__intarray_gset_fast:Nnn \g__regex_submatch_end_intarray
+ { \l__regex_submatch_int } { 0 }
+ \__intarray_gset_fast:Nnn \g__regex_submatch_prev_intarray
+ { \l__regex_submatch_int } { 0 }
+ \int_incr:N \l__regex_submatch_int
+ }
+ \prop_map_inline:Nn \l__regex_success_submatches_prop
+ {
+ \if_int_compare:w ##1 - 1 \exp_stop_f:
+ \exp_after:wN \__regex_extract_e:wn \__int_value:w
+ \else:
+ \exp_after:wN \__regex_extract_b:wn \__int_value:w
+ \fi:
+ \__int_eval:w \l__regex_zeroth_submatch_int + ##1 {##2}
+ }
+ \__intarray_gset_fast:Nnn \g__regex_submatch_prev_intarray
+ { \l__regex_zeroth_submatch_int } { \l__regex_start_pos_int }
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_extract_b:wn #1 < #2
+ { \__intarray_gset_fast:Nnn \g__regex_submatch_begin_intarray {#1} {#2} }
+\cs_new_protected:Npn \__regex_extract_e:wn #1 > #2
+ { \__intarray_gset_fast:Nnn \g__regex_submatch_end_intarray {#1} {#2} }
+\cs_new_protected:Npn \__regex_replace_once:nnN #1#2#3
+ {
+ \group_begin:
+ \__regex_single_match:
+ #1
+ \__regex_replacement:n {#2}
+ \exp_args:No \__regex_match:n { #3 }
+ \if_meaning:w \c_false_bool \g__regex_success_bool
+ \group_end:
+ \else:
+ \__regex_extract:
+ \int_set:Nn \l__regex_balance_int
+ {
+ \__regex_replacement_balance_one_match:n
+ { \l__regex_zeroth_submatch_int }
+ }
+ \tl_set:Nx \l__regex_internal_a_tl
+ {
+ \__regex_replacement_do_one_match:n { \l__regex_zeroth_submatch_int }
+ \__regex_query_range:nn
+ {
+ \__intarray_item_fast:Nn \g__regex_submatch_end_intarray
+ { \l__regex_zeroth_submatch_int }
+ }
+ { \l__regex_max_pos_int }
+ }
+ \__regex_group_end_replace:N #3
+ \fi:
+ }
+\cs_new_protected:Npn \__regex_replace_all:nnN #1#2#3
+ {
+ \group_begin:
+ \__regex_multi_match:n { \__regex_extract: }
+ #1
+ \__regex_replacement:n {#2}
+ \exp_args:No \__regex_match:n {#3}
+ \int_set:Nn \l__regex_balance_int
+ {
+ 0
+ \int_step_function:nnnN
+ { \l__regex_min_submatch_int }
+ \l__regex_capturing_group_int
+ { \l__regex_submatch_int - 1 }
+ \__regex_replacement_balance_one_match:n
+ }
+ \tl_set:Nx \l__regex_internal_a_tl
+ {
+ \int_step_function:nnnN
+ { \l__regex_min_submatch_int }
+ \l__regex_capturing_group_int
+ { \l__regex_submatch_int - 1 }
+ \__regex_replacement_do_one_match:n
+ \__regex_query_range:nn
+ \l__regex_start_pos_int \l__regex_max_pos_int
+ }
+ \__regex_group_end_replace:N #3
+ }
+\cs_new_protected:Npn \__regex_group_end_replace:N #1
+ {
+ \if_int_compare:w \l__regex_balance_int = 0 \exp_stop_f:
+ \else:
+ \__msg_kernel_error:nnxxx { regex } { result-unbalanced }
+ { replacing }
+ { \int_max:nn { - \l__regex_balance_int } { 0 } }
+ { \int_max:nn { \l__regex_balance_int } { 0 } }
+ \fi:
+ \use:x
+ {
+ \group_end:
+ \tl_set:Nn \exp_not:N #1
+ {
+ \if_int_compare:w \l__regex_balance_int < 0 \exp_stop_f:
+ \prg_replicate:nn { - \l__regex_balance_int }
+ { { \if_false: } \fi: }
+ \fi:
+ \l__regex_internal_a_tl
+ \if_int_compare:w \l__regex_balance_int > 0 \exp_stop_f:
+ \prg_replicate:nn { \l__regex_balance_int }
+ { \if_false: { \fi: } }
+ \fi:
+ }
+ }
+ }
+\__msg_kernel_new:nnnn { regex } { trailing-backslash }
+ { Trailing~escape~character~'\iow_char:N\\'. }
+ {
+ A~regular~expression~or~its~replacement~text~ends~with~
+ the~escape~character~'\iow_char:N\\'.~It~will~be~ignored.
+ }
+\__msg_kernel_new:nnnn { regex } { x-missing-rbrace }
+ { Missing~closing~brace~in~'\iow_char:N\\x'~hexadecimal~sequence. }
+ {
+ You~wrote~something~like~
+ '\iow_char:N\\x\{...#1'.~
+ The~closing~brace~is~missing.
+ }
+\__msg_kernel_new:nnnn { regex } { x-overflow }
+ { Character~code~'#1'~too~large~in~'\iow_char:N\\x'~hexadecimal~sequence. }
+ {
+ You~wrote~something~like~
+ '\iow_char:N\\x\{\int_to_Hex:n{#1}\}'.~
+ The~character~code~#1~is~larger~than~
+ the~maximum~value~\int_use:N \c_max_char_int.
+ }
+\__msg_kernel_new:nnnn { regex } { invalid-quantifier }
+ { Braced~quantifier~'#1'~may~not~be~followed~by~'#2'. }
+ {
+ The~character~'#2'~is~invalid~in~the~braced~quantifier~'#1'.~
+ The~only~valid~quantifiers~are~'*',~'?',~'+',~'{<int>}',~
+ '{<min>,}'~and~'{<min>,<max>}',~optionally~followed~by~'?'.
+ }
+\__msg_kernel_new:nnnn { regex } { missing-rbrack }
+ { Missing~right~bracket~inserted~in~regular~expression. }
+ {
+ LaTeX~was~given~a~regular~expression~where~a~character~class~
+ was~started~with~'[',~but~the~matching~']'~is~missing.
+ }
+\__msg_kernel_new:nnnn { regex } { missing-rparen }
+ {
+ Missing~right~
+ \int_compare:nTF { #1 = 1 } { parenthesis } { parentheses } ~
+ inserted~in~regular~expression.
+ }
+ {
+ LaTeX~was~given~a~regular~expression~with~\int_eval:n {#1} ~
+ more~left~parentheses~than~right~parentheses.
+ }
+\__msg_kernel_new:nnnn { regex } { extra-rparen }
+ { Extra~right~parenthesis~ignored~in~regular~expression. }
+ {
+ LaTeX~came~across~a~closing~parenthesis~when~no~submatch~group~
+ was~open.~The~parenthesis~will~be~ignored.
+ }
+\__msg_kernel_new:nnnn { regex } { bad-escape }
+ {
+ Invalid~escape~'\iow_char:N\\#1'~
+ \__regex_if_in_cs:TF { within~a~control~sequence. }
+ {
+ \__regex_if_in_class:TF
+ { in~a~character~class. }
+ { following~a~category~test. }
+ }
+ }
+ {
+ The~escape~sequence~'\iow_char:N\\#1'~may~not~appear~
+ \__regex_if_in_cs:TF
+ {
+ within~a~control~sequence~test~introduced~by~
+ '\iow_char:N\\c\iow_char:N\{'.
+ }
+ {
+ \__regex_if_in_class:TF
+ { within~a~character~class~ }
+ { following~a~category~test~such~as~'\iow_char:N\\cL'~ }
+ because~it~does~not~match~exactly~one~character.
+ }
+ }
+\__msg_kernel_new:nnnn { regex } { range-missing-end }
+ { Invalid~end-point~for~range~'#1-#2'~in~character~class. }
+ {
+ The~end-point~'#2'~of~the~range~'#1-#2'~may~not~serve~as~an~
+ end-point~for~a~range:~alphanumeric~characters~should~not~be~
+ escaped,~and~non-alphanumeric~characters~should~be~escaped.
+ }
+\__msg_kernel_new:nnnn { regex } { range-backwards }
+ { Range~'[#1-#2]'~out~of~order~in~character~class. }
+ {
+ In~ranges~of~characters~'[x-y]'~appearing~in~character~classes,~
+ the~first~character~code~must~not~be~larger~than~the~second.~
+ Here,~'#1'~has~character~code~\int_eval:n {`#1},~while~
+ '#2'~has~character~code~\int_eval:n {`#2}.
+ }
+\__msg_kernel_new:nnnn { regex } { c-bad-mode }
+ { Invalid~nested~'\iow_char:N\\c'~escape~in~regular~expression. }
+ {
+ The~'\iow_char:N\\c'~escape~cannot~be~used~within~
+ a~control~sequence~test~'\iow_char:N\\c{...}'.~
+ To~combine~several~category~tests,~use~'\iow_char:N\\c[...]'.
+ }
+\__msg_kernel_new:nnnn { regex } { c-missing-rbrace }
+ { Missing~right~brace~inserted~for~'\iow_char:N\\c'~escape. }
+ {
+ LaTeX~was~given~a~regular~expression~where~a~
+ '\iow_char:N\\c\iow_char:N\{...'~construction~was~not~ended~
+ with~a~closing~brace~'\iow_char:N\}'.
+ }
+\__msg_kernel_new:nnnn { regex } { c-missing-rbrack }
+ { Missing~right~bracket~inserted~for~'\iow_char:N\\c'~escape. }
+ {
+ A~construction~'\iow_char:N\\c[...'~appears~in~a~
+ regular~expression,~but~the~closing~']'~is~not~present.
+ }
+\__msg_kernel_new:nnnn { regex } { c-missing-category }
+ { Invalid~character~'#1'~following~'\iow_char:N\\c'~escape. }
+ {
+ In~regular~expressions,~the~'\iow_char:N\\c'~escape~sequence~
+ may~only~be~followed~by~a~left~brace,~a~left~bracket,~or~a~
+ capital~letter~representing~a~character~category,~namely~
+ one~of~'ABCDELMOPSTU'.
+ }
+\__msg_kernel_new:nnnn { regex } { c-trailing }
+ { Trailing~category~code~escape~'\iow_char:N\\c'... }
+ {
+ A~regular~expression~ends~with~'\iow_char:N\\c'~followed~
+ by~a~letter.~It~will~be~ignored.
+ }
+\__msg_kernel_new:nnnn { regex } { u-missing-lbrace }
+ { Missing~left~brace~following~'\iow_char:N\\u'~escape. }
+ {
+ The~'\iow_char:N\\u'~escape~sequence~must~be~followed~by~
+ a~brace~group~with~the~name~of~the~variable~to~use.
+ }
+\__msg_kernel_new:nnnn { regex } { u-missing-rbrace }
+ { Missing~right~brace~inserted~for~'\iow_char:N\\u'~escape. }
+ {
+ LaTeX~
+ \str_if_eq_x:nnTF { } {#2}
+ { reached~the~end~of~the~string~ }
+ { encountered~an~escaped~alphanumeric~character '\iow_char:N\\#2'~ }
+ when~parsing~the~argument~of~an~'\iow_char:N\\u\iow_char:N\{...\}'~escape.
+ }
+\__msg_kernel_new:nnnn { regex } { posix-unsupported }
+ { POSIX~collating~element~'[#1 ~ #1]'~not~supported. }
+ {
+ The~'[.foo.]'~and~'[=bar=]'~syntaxes~have~a~special~meaning~
+ in~POSIX~regular~expressions.~This~is~not~supported~by~LaTeX.~
+ Maybe~you~forgot~to~escape~a~left~bracket~in~a~character~class?
+ }
+\__msg_kernel_new:nnnn { regex } { posix-unknown }
+ { POSIX~class~'[:#1:]'~unknown. }
+ {
+ '[:#1:]'~is~not~among~the~known~POSIX~classes~
+ '[:alnum:]',~'[:alpha:]',~'[:ascii:]',~'[:blank:]',~
+ '[:cntrl:]',~'[:digit:]',~'[:graph:]',~'[:lower:]',~
+ '[:print:]',~'[:punct:]',~'[:space:]',~'[:upper:]',~
+ '[:word:]',~and~'[:xdigit:]'.
+ }
+\__msg_kernel_new:nnnn { regex } { posix-missing-close }
+ { Missing~closing~':]'~for~POSIX~class. }
+ { The~POSIX~syntax~'#1'~must~be~followed~by~':]',~not~'#2'. }
+\__msg_kernel_new:nnnn { regex } { result-unbalanced }
+ { Missing~brace~inserted~when~#1. }
+ {
+ LaTeX~was~asked~to~do~some~regular~expression~operation,~
+ and~the~resulting~token~list~would~not~have~the~same~number~
+ of~begin-group~and~end-group~tokens.~Braces~were~inserted:~
+ #2~left,~#3~right.
+ }
+\__msg_kernel_new:nnnn { regex } { unknown-option }
+ { Unknown~option~'#1'~for~regular~expressions. }
+ {
+ The~only~available~option~is~'case-insensitive',~toggled~by~
+ '(?i)'~and~'(?-i)'.
+ }
+\__msg_kernel_new:nnnn { regex } { special-group-unknown }
+ { Unknown~special~group~'#1~...'~in~a~regular~expression. }
+ {
+ The~only~valid~constructions~starting~with~'(?'~are~
+ '(?:~...~)',~'(?|~...~)',~'(?i)',~and~'(?-i)'.
+ }
+\__msg_kernel_new:nnnn { regex } { replacement-c }
+ { Misused~'\iow_char:N\\c'~command~in~a~replacement~text. }
+ {
+ In~a~replacement~text,~the~'\iow_char:N\\c'~escape~sequence~
+ can~be~followed~by~one~of~the~letters~'ABCDELMOPSTU'~
+ or~a~brace~group,~not~by~'#1'.
+ }
+\__msg_kernel_new:nnnn { regex } { replacement-u }
+ { Misused~'\iow_char:N\\u'~command~in~a~replacement~text. }
+ {
+ In~a~replacement~text,~the~'\iow_char:N\\u'~escape~sequence~
+ must~be~~followed~by~a~brace~group~holding~the~name~of~the~
+ variable~to~use.
+ }
+\__msg_kernel_new:nnnn { regex } { replacement-g }
+ {
+ Missing~brace~for~the~'\iow_char:N\\g'~construction~
+ in~a~replacement~text.
+ }
+ {
+ In~the~replacement~text~for~a~regular~expression~search,~
+ submatches~are~represented~either~as~'\iow_char:N \\g{dd..d}',~
+ or~'\\d',~where~'d'~are~single~digits.~Here,~a~brace~is~missing.
+ }
+\__msg_kernel_new:nnnn { regex } { replacement-catcode-end }
+ {
+ Missing~character~for~the~'\iow_char:N\\c<category><character>'~
+ construction~in~a~replacement~text.
+ }
+ {
+ In~a~replacement~text,~the~'\iow_char:N\\c'~escape~sequence~
+ can~be~followed~by~one~of~the~letters~'ABCDELMOPSTU'~representing~
+ the~character~category.~Then,~a~character~must~follow.~LaTeX~
+ reached~the~end~of~the~replacement~when~looking~for~that.
+ }
+\__msg_kernel_new:nnnn { regex } { replacement-catcode-in-cs }
+ {
+ Category~code~'\iow_char:N\\c#1#3'~ignored~inside~
+ '\iow_char:N\\c\{...\}'~in~a~replacement~text.
+ }
+ {
+ In~a~replacement~text,~the~category~codes~of~the~argument~of~
+ '\iow_char:N\\c\{...\}'~are~ignored~when~building~the~control~
+ sequence~name.
+ }
+\__msg_kernel_new:nnnn { regex } { replacement-null-space }
+ { TeX~cannot~build~a~space~token~with~character~code~0. }
+ {
+ You~asked~for~a~character~token~with~category~space,~
+ and~character~code~0,~for~instance~through~
+ '\iow_char:N\\cS\iow_char:N\\x00'.~
+ This~specific~case~is~impossible~and~will~be~replaced~
+ by~a~normal~space.
+ }
+\__msg_kernel_new:nnnn { regex } { replacement-missing-rbrace }
+ { Missing~right~brace~inserted~in~replacement~text. }
+ {
+ There~ \int_compare:nTF { #1 = 1 } { was } { were } ~ #1~
+ missing~right~\int_compare:nTF { #1 = 1 } { brace } { braces } .
+ }
+\__msg_kernel_new:nnnn { regex } { replacement-missing-rparen }
+ { Missing~right~parenthesis~inserted~in~replacement~text. }
+ {
+ There~ \int_compare:nTF { #1 = 1 } { was } { were } ~ #1~
+ missing~right~\int_compare:nTF { #1 = 1 } { parenthesis } { parentheses } .
+ }
+\cs_new:Npn \__regex_msg_repeated:nnN #1#2#3
+ {
+ \str_if_eq_x:nnF { #1 #2 } { 1 0 }
+ {
+ , ~ repeated ~
+ \int_case:nnF {#2}
+ {
+ { -1 } { #1~or~more~times,~\bool_if:NTF #3 { lazy } { greedy } }
+ { 0 } { #1~times }
+ }
+ {
+ between~#1~and~\int_eval:n {#1+#2}~times,~
+ \bool_if:NTF #3 { lazy } { greedy }
+ }
+ }
+ }
%% File: l3box.dtx Copyright (C) 2005-2017 The LaTeX3 Project
\cs_new_protected:Npn \box_new:N #1
{
@@ -18069,37 +21658,6 @@
\__file_input:V \l__file_internal_name_tl
}
}
-\cs_new:Npn \ior_map_break:
- { \__prg_map_break:Nn \ior_map_break: { } }
-\cs_new:Npn \ior_map_break:n
- { \__prg_map_break:Nn \ior_map_break: }
-\cs_new_protected:Npn \ior_map_inline:Nn
- { \__ior_map_inline:NNn \ior_get:NN }
-\cs_new_protected:Npn \ior_str_map_inline:Nn
- { \__ior_map_inline:NNn \ior_str_get:NN }
-\cs_new_protected:Npn \__ior_map_inline:NNn
- {
- \int_gincr:N \g__prg_map_int
- \exp_args:Nc \__ior_map_inline:NNNn
- { __prg_map_ \int_use:N \g__prg_map_int :n }
- }
-\cs_new_protected:Npn \__ior_map_inline:NNNn #1#2#3#4
- {
- \cs_gset_protected:Npn #1 ##1 {#4}
- \ior_if_eof:NF #3 { \__ior_map_inline_loop:NNN #1#2#3 }
- \__prg_break_point:Nn \ior_map_break:
- { \int_gdecr:N \g__prg_map_int }
- }
-\cs_new_protected:Npn \__ior_map_inline_loop:NNN #1#2#3
- {
- #2 #3 \l__ior_internal_tl
- \ior_if_eof:NF #3
- {
- \exp_args:No #1 \l__ior_internal_tl
- \__ior_map_inline_loop:NNN #1#2#3
- }
- }
-\tl_new:N \l__ior_internal_tl
\cs_new_protected:Npn \ior_log_streams:
{ \__msg_log_next: \ior_list_streams: }
\cs_new_protected:Npn \iow_log_streams:
@@ -18305,6 +21863,83 @@
\cs_new:Npn \sys_rand_seed: { \tex_the:D \pdftex_randomseed:D }
\cs_new_protected:Npn \sys_gset_rand_seed:n #1
{ \pdftex_setrandomseed:D \__int_eval:w #1 \__int_eval_end: }
+\int_const:Nn \c_sys_shell_escape_int
+ {
+ \sys_if_engine_luatex:TF
+ {
+ \luatex_directlua:D
+ {
+ tex.sprint((status.shell_escape~or~os.execute()) .. " ")
+ }
+ }
+ {
+ \pdftex_shellescape:D
+ }
+ }
+\prg_new_conditional:Nnn \sys_if_shell: { p , T , F , TF }
+ {
+ \if_int_compare:w \c_sys_shell_escape_int = 0 ~
+ \prg_return_false:
+ \else:
+ \prg_return_true:
+ \fi:
+ }
+\prg_new_conditional:Nnn \sys_if_shell_unrestricted: { p , T , F , TF }
+ {
+ \if_int_compare:w \c_sys_shell_escape_int = 1 ~
+ \prg_return_true:
+ \else:
+ \prg_return_false:
+ \fi:
+ }
+\prg_new_conditional:Nnn \sys_if_shell_restricted: { p , T , F , TF }
+ {
+ \if_int_compare:w \c_sys_shell_escape_int = 2 ~
+ \prg_return_true:
+ \else:
+ \prg_return_false:
+ \fi:
+ }
+\sys_if_engine_luatex:F
+ { \int_const:Nn \c__sys_shell_stream_int { 18 } }
+\sys_if_engine_luatex:TF
+ {
+ \cs_new_protected:Npn \sys_shell_now:n #1
+ {
+ \luatex_directlua:D
+ {
+ os.execute("
+ \luatex_luaescapestring:D { \etex_detokenize:D {#1} }
+ ")
+ }
+ }
+ }
+ {
+ \cs_new_protected:Npn \sys_shell_now:n #1
+ {
+ \iow_now:Nn \c__sys_shell_stream_int { #1 }
+ }
+ }
+\cs_generate_variant:Nn \sys_shell_now:n { x }
+\sys_if_engine_luatex:TF
+ {
+ \cs_new_protected:Npn \sys_shell_shipout:n #1
+ {
+ \luatex_latelua:D
+ {
+ os.execute("
+ \luatex_luaescapestring:D { \etex_detokenize:D {#1} }
+ ")
+ }
+ }
+ }
+ {
+ \cs_new_protected:Npn \sys_shell_shipout:n #1
+ {
+ \iow_shipout:Nn \c__sys_shell_stream_int { #1 }
+ }
+ }
+\cs_generate_variant:Nn \sys_shell_shipout:n { x }
\prg_new_conditional:Npnn \tl_if_single_token:n #1 { p , T , F , TF }
{
\tl_if_head_is_N_type:nTF {#1}
@@ -19502,7 +23137,7 @@
}
}
\clist_map_inline:nn
- { \lua_shipout_x :n , \lua_shipout:n }
+ { \lua_shipout_x:n , \lua_shipout:n }
{
\cs_set_protected:Npn #1 ##1
{
diff --git a/Master/texmf-dist/tex/latex/l3kernel/expl3-generic.tex b/Master/texmf-dist/tex/latex/l3kernel/expl3-generic.tex
index 7ff0bc2bb26..2dfdc116f31 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/expl3-generic.tex
+++ b/Master/texmf-dist/tex/latex/l3kernel/expl3-generic.tex
@@ -19,7 +19,7 @@
%% and all files in that bundle must be distributed together.
%%
%% File: expl3.dtx Copyright (C) 1990-2017 The LaTeX3 Project
-\def\ExplFileDate{2017/05/13}%
+\def\ExplFileDate{2017/05/29}%
\let\ExplLoaderFileDate\ExplFileDate
\begingroup
\def\tempa{LaTeX2e}%
diff --git a/Master/texmf-dist/tex/latex/l3kernel/expl3.lua b/Master/texmf-dist/tex/latex/l3kernel/expl3.lua
index 41a82db20ba..1da6f623d37 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/expl3.lua
+++ b/Master/texmf-dist/tex/latex/l3kernel/expl3.lua
@@ -6,12 +6,17 @@
--
-- l3luatex.dtx (with options: `package,lua')
--
--- EXPERIMENTAL CODE
+-- Copyright (C) 1990-2017 The LaTeX3 Project
--
--- Do not distribute this file without also distributing the
--- source files specified above.
+-- It may be distributed and/or modified under the conditions of
+-- the LaTeX Project Public License (LPPL), either version 1.3c of
+-- this license or (at your option) any later version. The latest
+-- version of this license is in the file:
--
--- Do not distribute a modified version of this file.
+-- http://www.latex-project.org/lppl.txt
+--
+-- This file is part of the "l3kernel bundle" (The Work in LPPL)
+-- and all files in that bundle must be distributed together.
--
-- File: l3luatex.dtx Copyright (C) 2010-2017 The LaTeX3 Project
l3kernel = l3kernel or { }
diff --git a/Master/texmf-dist/tex/latex/l3kernel/expl3.sty b/Master/texmf-dist/tex/latex/l3kernel/expl3.sty
index ffdcd396e0b..10791bf2dc1 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/expl3.sty
+++ b/Master/texmf-dist/tex/latex/l3kernel/expl3.sty
@@ -19,7 +19,7 @@
%% and all files in that bundle must be distributed together.
%%
%% File: expl3.dtx Copyright (C) 1990-2017 The LaTeX3 Project
-\def\ExplFileDate{2017/05/13}%
+\def\ExplFileDate{2017/05/29}%
\let\ExplLoaderFileDate\ExplFileDate
\ProvidesPackage{expl3}
[%
diff --git a/Master/texmf-dist/tex/latex/l3kernel/l3doc.cls b/Master/texmf-dist/tex/latex/l3kernel/l3doc.cls
index 87a276fbd8b..557e1346c97 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/l3doc.cls
+++ b/Master/texmf-dist/tex/latex/l3kernel/l3doc.cls
@@ -20,7 +20,7 @@
%%
%% File: l3doc.dtx Copyright (C) 1990-2017 The LaTeX3 project
\RequirePackage{expl3,xparse,calc}
-\ProvidesExplClass{l3doc}{2017/05/13}{}
+\ProvidesExplClass{l3doc}{2017/05/29}{}
{L3 Experimental documentation class}
\clist_new:N \g_docinput_clist
\seq_new:N \g_doc_functions_seq
diff --git a/Master/texmf-dist/tex/latex/l3kernel/l3dvipdfmx.def b/Master/texmf-dist/tex/latex/l3kernel/l3dvipdfmx.def
index a2e1fb7ee87..7d8c5b96f9e 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/l3dvipdfmx.def
+++ b/Master/texmf-dist/tex/latex/l3kernel/l3dvipdfmx.def
@@ -68,21 +68,79 @@
\hbox_overlap_right:n { \box_use:N #1 }
\__driver_scope_end:
}
-\tl_new:N \l__driver_current_color_tl
-\tl_set:Nn \l__driver_current_color_tl { [ 0 ] }
+\tl_new:N \l__driver_color_current_tl
+\tl_set:Nn \l__driver_color_current_tl { [ 0 ] }
\AtBeginDocument
{
\@ifpackageloaded { color }
- { \tl_set:Nn \l__driver_current_color_tl { \current@color } }
+ { \tl_set:Nn \l__driver_color_current_tl { \current@color } }
{ }
}
\cs_new_protected:Npn \__driver_color_ensure_current:
{
- \tex_special:D { pdf:bcolor~\l__driver_current_color_tl }
+ \tex_special:D { pdf:bcolor~\l__driver_color_current_tl }
\group_insert_after:N \__driver_color_reset:
}
\cs_new_protected:Npn \__driver_color_reset:
{ \tex_special:D { pdf:ecolor } }
+\cs_new_eq:NN \__driver_image_getbb_eps:n \__image_read_bb:n
+\cs_new_protected:Npn \__driver_image_getbb_jpg:n #1
+ {
+ \int_zero:N \l__image_page_int
+ \__image_extract_bb:n {#1}
+ }
+\cs_new_eq:NN \__driver_image_getbb_png:n \__driver_image_getbb_jpg:n
+\cs_new_protected:Npn \__driver_image_getbb_pdf:n #1
+ {
+ \bool_set_false:N \l__image_interpolate_tl
+ \__image_extract_bb:n {#1}
+ }
+\int_new:N \g__driver_image_int
+\cs_new_protected:Npn \__driver_image_include_eps:n #1
+ {
+ \tex_special:D { PSfile = #1 }
+ }
+\cs_new_protected:Npn \__driver_image_include_jpg:n #1
+ { \__driver_image_include_auxi:nn {#1} { image } }
+\cs_new_eq:NN \__driver_image_include_png:n \__driver_image_include_png:n
+\cs_new_protected:Npn \__driver_image_include_pdf:n #1
+ { \__driver_image_include_auxi:nn {#1} { epdf } }
+\cs_new_protected:Npn \__driver_image_include_auxi:nn #1#2
+ {
+ \__driver_image_include_auxii:xnn
+ {
+ \int_compare:nNnT \l__image_page_int > 0
+ { :P \int_use:N \l__image_page_int }
+ \bool_if:NT \l__image_interpolate_bool
+ { :I }
+ }
+ {#1} {#2}
+ }
+\cs_new_protected:Npn \__driver_image_include_auxii:nnn #1#2#3
+ {
+ \int_if_exist:cTF { c__image_ #2#1 _int }
+ {
+ \tex_special:D
+ { pdf:usexobj~@image \int_use:c { c__image_ #2#1 _int } }
+ }
+ { \__driver_image_include_auxiii:nn {#2} {#1} {#3} }
+ }
+\cs_generate_variant:Nn \__driver_image_include_auxii:nnn { x }
+\cs_new_protected:Npn \__driver_image_include_auxiii:nnn #1#2#3
+ {
+ \int_gincr:N \g__driver_image_int
+ \int_const:cn { c__image_ #1#2 _int } { \g__driver_image_int }
+ \tex_special:D
+ {
+ pdf:#3~
+ @image \int_use:c { c__image_ #1#2 _int }
+ \int_compare:nNnT \l__image_page_int > 0
+ { page ~ \int_use:N \l__image_page_int \c_space_tl }
+ (#1)
+ \bool_if:NT \l__image_interpolate_bool
+ { <</Interpolate~true>> }
+ }
+ }
\cs_new_eq:NN \__driver_draw_literal:n \__driver_literal:n
\cs_generate_variant:Nn \__driver_draw_literal:n { x }
\cs_new_protected:Npn \__driver_draw_begin:
diff --git a/Master/texmf-dist/tex/latex/l3kernel/l3dvips.def b/Master/texmf-dist/tex/latex/l3kernel/l3dvips.def
index c28613a5c00..07063fdcd2c 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/l3dvips.def
+++ b/Master/texmf-dist/tex/latex/l3kernel/l3dvips.def
@@ -88,21 +88,26 @@
\hbox_overlap_right:n { \box_use:N #1 }
\__driver_scope_end:
}
-\tl_new:N \l__driver_current_color_tl
-\tl_set:Nn \l__driver_current_color_tl { gray~0 }
+\tl_new:N \l__driver_color_current_tl
+\tl_set:Nn \l__driver_color_current_tl { gray~0 }
\AtBeginDocument
{
\@ifpackageloaded { color }
- { \tl_set:Nn \l__driver_current_color_tl { \current@color } }
+ { \tl_set:Nn \l__driver_color_current_tl { \current@color } }
{ }
}
\cs_new_protected:Npn \__driver_color_ensure_current:
{
- \tex_special:D { color~push~\l__driver_current_color_tl }
+ \tex_special:D { color~push~\l__driver_color_current_tl }
\group_insert_after:N \__driver_color_reset:
}
\cs_new_protected:Npn \__driver_color_reset:
{ \tex_special:D { color~pop } }
+\cs_new_eq:NN \__driver_image_getbb_eps:n \__image_read_bb:n
+\cs_new_protected:Npn \__driver_image_include_eps:n #1
+ {
+ \tex_special:D { PSfile = #1 }
+ }
\cs_new_protected:Npn \__driver_draw_literal:n #1
{ \tex_special:D { ps:: ~ #1 } }
\cs_generate_variant:Nn \__driver_draw_literal:n { x }
diff --git a/Master/texmf-dist/tex/latex/l3kernel/l3dvisvgm.def b/Master/texmf-dist/tex/latex/l3kernel/l3dvisvgm.def
index 2fdbc9d5dbd..4bae05e91df 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/l3dvisvgm.def
+++ b/Master/texmf-dist/tex/latex/l3kernel/l3dvisvgm.def
@@ -113,17 +113,17 @@
\hbox_overlap_right:n { \box_use:N #1 }
\__driver_scope_end:
}
-\tl_new:N \l__driver_current_color_tl
-\tl_set:Nn \l__driver_current_color_tl { gray~0 }
+\tl_new:N \l__driver_color_current_tl
+\tl_set:Nn \l__driver_color_current_tl { gray~0 }
\AtBeginDocument
{
\@ifpackageloaded { color }
- { \tl_set:Nn \l__driver_current_color_tl { \current@color } }
+ { \tl_set:Nn \l__driver_color_current_tl { \current@color } }
{ }
}
\cs_new_protected:Npn \__driver_color_ensure_current:
{
- \tex_special:D { color~push~\l__driver_current_color_tl }
+ \tex_special:D { color~push~\l__driver_color_current_tl }
\group_insert_after:N \__driver_color_reset:
}
\cs_new_protected:Npn \__driver_color_reset:
diff --git a/Master/texmf-dist/tex/latex/l3kernel/l3pdfmode.def b/Master/texmf-dist/tex/latex/l3kernel/l3pdfmode.def
index aa41c1f1c1b..a8db92d73d0 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/l3pdfmode.def
+++ b/Master/texmf-dist/tex/latex/l3kernel/l3pdfmode.def
@@ -101,12 +101,12 @@
\hbox_overlap_right:n { \box_use:N #1 }
\__driver_scope_end:
}
-\tl_new:N \l__driver_current_color_tl
-\tl_set:Nn \l__driver_current_color_tl { 0~g~0~G }
+\tl_new:N \l__driver_color_current_tl
+\tl_set:Nn \l__driver_color_current_tl { 0~g~0~G }
\AtBeginDocument
{
\@ifpackageloaded { color }
- { \tl_set:Nn \l__driver_current_color_tl { \current@color } }
+ { \tl_set:Nn \l__driver_color_current_tl { \current@color } }
{ }
}
\int_new:N \l__driver_color_stack_int
@@ -116,7 +116,7 @@
{ \luatex_pdfextension:D colorstack }
{ \pdftex_pdfcolorstack:D }
\exp_not:N \l__driver_color_stack_int push
- { \exp_not:N \l__driver_current_color_tl }
+ { \exp_not:N \l__driver_color_current_tl }
\group_insert_after:N \exp_not:N \__driver_color_reset:
}
\cs_new_protected:Npx \__driver_color_reset:
@@ -126,6 +126,65 @@
{ \pdftex_pdfcolorstack:D }
\exp_not:N \l__driver_color_stack_int pop \scan_stop:
}
+\tl_new:N \l__driver_image_attr_tl
+\cs_new_protected:Npn \__driver_image_getbb_jpg:n #1
+ {
+ \int_zero:N \l__image_page_int
+ \tl_set:Nx \l__driver_image_attr_tl
+ {
+ \bool_if:NT \l__image_interpolate_bool
+ { :I }
+ }
+ \__driver_image_getbb_auxi:n {#1}
+ }
+\cs_new_eq:NN \__driver_image_getbb_png:n \__driver_image_getbb_jpg:n
+\cs_new_protected:Npn \__driver_image_getbb_pdf:n #1
+ {
+ \bool_set_false:N \l__image_interpolate_bool
+ \tl_set:Nx \l__driver_image_attr_tl
+ {
+ \int_compare:nNnT \l__image_page_int > 0
+ { :P \int_use:N \l__image_page_int }
+ }
+ \__driver_image_getbb_auxi:n {#1}
+ }
+\cs_new_protected:Npn \__driver_image_getbb_auxi:n #1
+ {
+ \dim_if_exist:cTF { c__image_ #1 \l__driver_image_attr_tl _ht_dim }
+ {
+ \dim_set_eq:Nc \l__image_ht_dim
+ { c__image_ #1 \l__driver_image_attr_tl _ht_dim }
+ \dim_set_eq:Nc \l__image_wd_dim
+ { c__image_ #1 \l__driver_image_attr_tl _wd_dim }
+ }
+ { \__driver_image_getbb_auxii:n {#1} }
+ }
+\cs_new_protected:Npn \__driver_image_getbb_auxii:n #1
+ {
+ \tex_immediate:D \pdftex_pdfximage:D
+ \bool_if:NT \l__image_interpolate_bool
+ { attr ~ { /Interpolate~true } }
+ \int_compare:nNnT \l__image_page_int > 0
+ { page ~ \int_use:N \l__image_page_int }
+ {#1}
+ \hbox_set:Nn \l__image_tmp_box
+ { \pdftex_pdfrefximage:D \pdftex_pdflastximage:D }
+ \dim_set:Nn \l__image_ht_dim { \box_ht:N \l__image_tmp_box }
+ \dim_set:Nn \l__image_wd_dim { \box_wd:N \l__image_tmp_box }
+ \int_const:cn { c__image_ #1 \l__driver_image_attr_tl _int }
+ { \tex_the:D \pdftex_pdflastximage:D }
+ \dim_const:cn { c__image_ #1 \l__driver_image_attr_tl _ht_dim }
+ { \l__image_ht_dim }
+ \dim_const:cn { c__image_ #1 \l__driver_image_attr_tl _wd_dim }
+ { \l__image_wd_dim }
+ }
+\cs_new_protected:Npn \__driver_image_include_jpg:n #1
+ {
+ \pdftex_pdfrefximage:D
+ \int_use:c { c__image_ #1 \l__driver_image_attr_tl _int }
+ }
+\cs_new_eq:NN \__driver_image_include_pdf:n \__driver_image_include_jpg:n
+\cs_new_eq:NN \__driver_image_include_png:n \__driver_image_include_jpg:n
\cs_new_eq:NN \__driver_draw_literal:n \__driver_literal:n
\cs_generate_variant:Nn \__driver_draw_literal:n { x }
\cs_new_protected:Npn \__driver_draw_begin:
diff --git a/Master/texmf-dist/tex/latex/l3kernel/l3regex.sty b/Master/texmf-dist/tex/latex/l3kernel/l3regex.sty
new file mode 100644
index 00000000000..df800bc4fa9
--- /dev/null
+++ b/Master/texmf-dist/tex/latex/l3kernel/l3regex.sty
@@ -0,0 +1,47 @@
+%%
+%% This is file `l3regex.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% l3oldmodules.dtx (with options: `l3regex,oldmodules')
+%%
+%% Copyright (C) 1990-2017 The LaTeX3 Project
+%%
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version. The latest
+%% version of this license is in the file:
+%%
+%% http://www.latex-project.org/lppl.txt
+%%
+%% This file is part of the "l3kernel bundle" (The Work in LPPL)
+%% and all files in that bundle must be distributed together.
+%%
+%% File: l3oldmodules.dtx Copyright (C) 2014,2016,2017 The LaTeX3 Project
+\def\old@liii@module@name
+{l3regex}
+\ProvidesPackage\old@liii@module@name
+ [%
+ 2017/03/18 Obsolete L3 package
+ ]
+\typeout{*****************************************************************}
+\typeout{** }
+\typeout{** Package \old@liii@module@name\space is obsolete and has been removed!}
+\typeout{** }
+\typeout{** Its functionality is now only provided as part of the expl3 package.}
+\typeout{** }
+\typeout{** The old packages will be removed entirely at the end of 2018.}
+\typeout{** }
+\typeout{** Therefore, please replace '\string\usepackage{\old@liii@module@name}'}
+\typeout{** with '\string\usepackage{expl3}' in your documents as soon as possible.}
+\typeout{** }
+\typeout{*******************************************************************}
+\PackageWarning
+ \old@liii@module@name{This package is obsolete ---
+ use 'expl3' instead}
+\RequirePackage{expl3}
+
+%%
+%%
+%% End of file `l3regex.sty'.
diff --git a/Master/texmf-dist/tex/latex/l3kernel/l3sort.sty b/Master/texmf-dist/tex/latex/l3kernel/l3sort.sty
index 9c562ad9755..75856385e88 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/l3sort.sty
+++ b/Master/texmf-dist/tex/latex/l3kernel/l3sort.sty
@@ -31,15 +31,20 @@
\typeout{** }
\typeout{** Its functionality is now only provided as part of the expl3 package.}
\typeout{** }
+\typeout{** After showing you an error message you can hit <return> we will continue}
+\typeout{** for now by loading expl3 for you. However, the old packages will be}
+\typeout{** removed entirely at the end of 2017.}
\typeout{** The old packages will be removed entirely at the end of 2018.}
\typeout{** }
\typeout{** Therefore, please replace '\string\usepackage{\old@liii@module@name}'}
\typeout{** with '\string\usepackage{expl3}' in your documents as soon as possible.}
\typeout{** }
\typeout{*******************************************************************}
+\PackageError
\PackageWarning
\old@liii@module@name{This package is obsolete ---
use 'expl3' instead}
+ \@ehc
\RequirePackage{expl3}
%%
diff --git a/Master/texmf-dist/tex/latex/l3kernel/l3tl-analysis.sty b/Master/texmf-dist/tex/latex/l3kernel/l3tl-analysis.sty
new file mode 100644
index 00000000000..519a191ec9f
--- /dev/null
+++ b/Master/texmf-dist/tex/latex/l3kernel/l3tl-analysis.sty
@@ -0,0 +1,52 @@
+%%
+%% This is file `l3tl-analysis.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% l3oldmodules.dtx (with options: `l3tl-analysis,oldmodules')
+%%
+%% Copyright (C) 1990-2017 The LaTeX3 Project
+%%
+%% It may be distributed and/or modified under the conditions of
+%% the LaTeX Project Public License (LPPL), either version 1.3c of
+%% this license or (at your option) any later version. The latest
+%% version of this license is in the file:
+%%
+%% http://www.latex-project.org/lppl.txt
+%%
+%% This file is part of the "l3kernel bundle" (The Work in LPPL)
+%% and all files in that bundle must be distributed together.
+%%
+%% File: l3oldmodules.dtx Copyright (C) 2014,2016,2017 The LaTeX3 Project
+\def\old@liii@module@name
+{l3tl-analysis}
+\ProvidesPackage\old@liii@module@name
+ [%
+ 2017/03/18 Obsolete L3 package
+ ]
+\typeout{*****************************************************************}
+\typeout{** }
+\typeout{** Package \old@liii@module@name\space is obsolete and has been removed!}
+\typeout{** }
+\typeout{** Its functionality is now only provided as part of the expl3 package.}
+\typeout{** }
+\typeout{** After showing you an error message you can hit <return> we will continue}
+\typeout{** for now by loading expl3 for you. However, the old packages will be}
+\typeout{** removed entirely at the end of 2017.}
+\typeout{** The old packages will be removed entirely at the end of 2018.}
+\typeout{** }
+\typeout{** Therefore, please replace '\string\usepackage{\old@liii@module@name}'}
+\typeout{** with '\string\usepackage{expl3}' in your documents as soon as possible.}
+\typeout{** }
+\typeout{*******************************************************************}
+\PackageError
+\PackageWarning
+ \old@liii@module@name{This package is obsolete ---
+ use 'expl3' instead}
+ \@ehc
+\RequirePackage{expl3}
+
+%%
+%%
+%% End of file `l3tl-analysis.sty'.
diff --git a/Master/texmf-dist/tex/latex/l3kernel/l3xdvipdfmx.def b/Master/texmf-dist/tex/latex/l3kernel/l3xdvipdfmx.def
index 80de21c81dd..4046489e12e 100644
--- a/Master/texmf-dist/tex/latex/l3kernel/l3xdvipdfmx.def
+++ b/Master/texmf-dist/tex/latex/l3kernel/l3xdvipdfmx.def
@@ -68,35 +68,125 @@
\hbox_overlap_right:n { \box_use:N #1 }
\__driver_scope_end:
}
-\tl_new:N \l__driver_current_color_tl
-\tl_set:Nn \l__driver_current_color_tl { [ 0 ] }
+\tl_new:N \l__driver_color_current_tl
+\tl_set:Nn \l__driver_color_current_tl { [ 0 ] }
\AtBeginDocument
{
\@ifpackageloaded { color }
- { \tl_set:Nn \l__driver_current_color_tl { \current@color } }
+ { \tl_set:Nn \l__driver_color_current_tl { \current@color } }
{ }
}
\cs_new_protected:Npn \__driver_color_ensure_current:
{
- \tex_special:D { pdf:bcolor~\l__driver_current_color_tl }
+ \tex_special:D { pdf:bcolor~\l__driver_color_current_tl }
\group_insert_after:N \__driver_color_reset:
}
\cs_new_protected:Npn \__driver_color_reset:
{ \tex_special:D { pdf:ecolor } }
+\cs_new_eq:NN \__driver_image_getbb_eps:n \__image_read_bb:n
+\int_new:N \g__driver_image_int
+\cs_new_protected:Npn \__driver_image_include_eps:n #1
+ {
+ \tex_special:D { PSfile = #1 }
+ }
+\cs_new_protected:Npn \__driver_image_include_jpg:n #1
+ { \__driver_image_include_auxi:nn {#1} { image } }
+\cs_new_eq:NN \__driver_image_include_png:n \__driver_image_include_png:n
+\cs_new_protected:Npn \__driver_image_include_pdf:n #1
+ { \__driver_image_include_auxi:nn {#1} { epdf } }
+\cs_new_protected:Npn \__driver_image_include_auxi:nn #1#2
+ {
+ \__driver_image_include_auxii:xnn
+ {
+ \int_compare:nNnT \l__image_page_int > 0
+ { :P \int_use:N \l__image_page_int }
+ \bool_if:NT \l__image_interpolate_bool
+ { :I }
+ }
+ {#1} {#2}
+ }
+\cs_new_protected:Npn \__driver_image_include_auxii:nnn #1#2#3
+ {
+ \int_if_exist:cTF { c__image_ #2#1 _int }
+ {
+ \tex_special:D
+ { pdf:usexobj~@image \int_use:c { c__image_ #2#1 _int } }
+ }
+ { \__driver_image_include_auxiii:nn {#2} {#1} {#3} }
+ }
+\cs_generate_variant:Nn \__driver_image_include_auxii:nnn { x }
+\cs_new_protected:Npn \__driver_image_include_auxiii:nnn #1#2#3
+ {
+ \int_gincr:N \g__driver_image_int
+ \int_const:cn { c__image_ #1#2 _int } { \g__driver_image_int }
+ \tex_special:D
+ {
+ pdf:#3~
+ @image \int_use:c { c__image_ #1#2 _int }
+ \int_compare:nNnT \l__image_page_int > 0
+ { page ~ \int_use:N \l__image_page_int \c_space_tl }
+ (#1)
+ \bool_if:NT \l__image_interpolate_bool
+ { <</Interpolate~true>> }
+ }
+ }
\AtBeginDocument
{
\@ifpackageloaded { color }
{
- \cs_set_protected:Npn \__driver_color_ensure_current:
+ \cs_set_protected:Npn \__driver_tmp:w #1 [ #2 ] #3 \q_stop
{
- \tex_special:D { color~push~\l__driver_current_color_tl }
- \group_insert_after:N \__driver_color_reset:
+ \tl_if_empty:nT {#2}
+ {
+ \cs_set_protected:Npn \__driver_color_ensure_current:
+ {
+ \tex_special:D { color~push~\l__driver_color_current_tl }
+ \group_insert_after:N \__driver_color_reset:
+ }
+ \cs_set_protected:Npn \__driver_color_reset:
+ { \tex_special:D { color~pop } }
+ }
}
- \cs_set_protected:Npn \__driver_color_reset:
- { \tex_special:D { color~pop } }
+ \exp_after:wN \__driver_tmp:w \current@color [ ] \q_stop
}
{ }
}
+\cs_new_protected:Npn \__driver_image_getbb_jpg:n #1
+ {
+ \int_zero:N \l__image_page_int
+ \__driver_image_getbb_auxi:nN {#1} \xetex_picfile:D
+ }
+\cs_new_eq:NN \__driver_image_getbb_png:n \__driver_image_getbb_jpg:n
+\cs_new_protected:Npn \__driver_image_getbb_pdf:n #1
+ { \__driver_image_getbb_auxi:nN {#1} \xetex_pdffile:D }
+\cs_new_protected:Npn \__driver_image_getbb_auxi:nN #1#2
+ {
+ \int_compare:nNnTF \l__image_page_int > 0
+ { \__driver_image_getbb_auxii:VnN \l__image_page_int {#1} #2 }
+ { \__driver_image_getbb_auxiii:nNnn {#1} #2 }
+ }
+\cs_new_protected:Npn \__driver_image_getbb_auxii:nnN #1#2#3
+ { \__driver_image_getbb_auxiii:nNnn {#2} #3 { :P #1 } { page #1 } }
+\cs_generate_variant:Nn \__driver_image_getbb_auxii:nnN { V }
+\cs_new_protected:Npn \__driver_image_getbb_auxiii:nNnn #1#2#3#4
+ {
+ \dim_if_exist:cTF { c__image_ #1#3 _ht_dim }
+ {
+ \dim_set_eq:Nc \l__image_ht_dim { c__image_ #1#3 _ht_dim }
+ \dim_set_eq:Nc \l__image_wd_dim { c__image_ #1#3 _wd_dim }
+ }
+ { \__driver_image_getbb_auxvi:nNnn {#1} #2 {#3} {#4} }
+ }
+\cs_new_protected:Npn \__driver_image_getbb_auxvi:nNnn #1#2#3#4
+ {
+ \hbox_set:Nn \l__image_tmp_box { #2 #1 ~ #4 }
+ \dim_set:Nn \l__image_ht_dim { \box_ht:N \l__image_tmp_box }
+ \dim_set:Nn \l__image_wd_dim { \box_wd:N \l__image_tmp_box }
+ \dim_const:cn { c__image_ #1#3 _ht_dim }
+ { \l__image_ht_dim }
+ \dim_const:cn { c__image_ #1#3 _wd_dim }
+ { \l__image_wd_dim }
+ }
\cs_new_eq:NN \__driver_draw_literal:n \__driver_literal:n
\cs_generate_variant:Nn \__driver_draw_literal:n { x }
\cs_new_protected:Npn \__driver_draw_begin:
diff --git a/Master/texmf-dist/tex/latex/l3packages/l3keys2e/l3keys2e.sty b/Master/texmf-dist/tex/latex/l3packages/l3keys2e/l3keys2e.sty
index 6b8976fe27d..29ecea0a4ec 100644
--- a/Master/texmf-dist/tex/latex/l3packages/l3keys2e/l3keys2e.sty
+++ b/Master/texmf-dist/tex/latex/l3packages/l3keys2e/l3keys2e.sty
@@ -19,8 +19,8 @@
%% and all files in that bundle must be distributed together.
%%
%% File: l3keys2e.dtx (C) Copyright 2009,2011-2017 The LaTeX3 Project
-\RequirePackage{expl3}[2017/05/13]
-\@ifpackagelater{expl3}{2017/05/13}
+\RequirePackage{expl3}[2017/05/29]
+\@ifpackagelater{expl3}{2017/05/29}
{}
{%
\PackageError{l3keys2e}{Support package l3kernel too old}
@@ -32,7 +32,7 @@
}%
\endinput
}
-\ProvidesExplPackage{l3keys2e}{2017/05/13}{}
+\ProvidesExplPackage{l3keys2e}{2017/05/29}{}
{LaTeX2e option processing using LaTeX3 keys}
\cs_generate_variant:Nn \clist_put_right:Nn { Nv }
\cs_generate_variant:Nn \keys_if_exist:nnT { nx }
diff --git a/Master/texmf-dist/tex/latex/l3packages/xfp/xfp.sty b/Master/texmf-dist/tex/latex/l3packages/xfp/xfp.sty
index 306c0b6ed95..1dcf5f17d85 100644
--- a/Master/texmf-dist/tex/latex/l3packages/xfp/xfp.sty
+++ b/Master/texmf-dist/tex/latex/l3packages/xfp/xfp.sty
@@ -19,8 +19,8 @@
%% and all files in that bundle must be distributed together.
%%
%% File: xfp.dtx (C) Copyright 2017 The LaTeX3 Project
-\RequirePackage{expl3}[2017/05/13]
-\@ifpackagelater{expl3}{2017/05/13}
+\RequirePackage{expl3}[2017/05/29]
+\@ifpackagelater{expl3}{2017/05/29}
{}
{%
\PackageError{xfpu}{Support package l3kernel too old}
@@ -33,7 +33,7 @@
\endinput
}
\RequirePackage{xparse}
-\ProvidesExplPackage{xfp}{2017/05/13}{}
+\ProvidesExplPackage{xfp}{2017/05/29}{}
{L3 Floating point unit}
\NewExpandableDocumentCommand \fpeval { m } { \fp_eval:n {#1} }
%%
diff --git a/Master/texmf-dist/tex/latex/l3packages/xfrac/xfrac.sty b/Master/texmf-dist/tex/latex/l3packages/xfrac/xfrac.sty
index db51d303b99..96892e13abe 100644
--- a/Master/texmf-dist/tex/latex/l3packages/xfrac/xfrac.sty
+++ b/Master/texmf-dist/tex/latex/l3packages/xfrac/xfrac.sty
@@ -20,8 +20,8 @@
%%
%% File: xfrac.dtx Copyright (C) 2004, 2008-2010 Morten Hoegholm
%% (C) 2011,2012,2014-2017 The LaTeX3 Project
-\RequirePackage{expl3}[2017/05/13]
-\@ifpackagelater{expl3}{2017/05/13}
+\RequirePackage{expl3}[2017/05/29]
+\@ifpackagelater{expl3}{2017/05/29}
{}
{%
\PackageError{xfrac}{Support package l3kernel too old}
@@ -34,7 +34,7 @@
\endinput
}
\RequirePackage{amstext,graphicx,l3keys2e,textcomp,xparse,xtemplate}
-\ProvidesExplPackage{xfrac}{2017/05/13}{}
+\ProvidesExplPackage{xfrac}{2017/05/29}{}
{L3 Experimental split-level fractions}
\keys_define:nn { xfrac }
{
diff --git a/Master/texmf-dist/tex/latex/l3packages/xparse/xparse.sty b/Master/texmf-dist/tex/latex/l3packages/xparse/xparse.sty
index 14e8e59eec0..0616a2d2023 100644
--- a/Master/texmf-dist/tex/latex/l3packages/xparse/xparse.sty
+++ b/Master/texmf-dist/tex/latex/l3packages/xparse/xparse.sty
@@ -23,8 +23,8 @@
%% (C) Copyright 2004-2008 Frank Mittelbach,
%% The LaTeX3 Project
%% (C) Copyright 2009-2017 The LaTeX3 Project
-\RequirePackage{expl3}[2017/05/13]
-\@ifpackagelater{expl3}{2017/05/13}
+\RequirePackage{expl3}[2017/05/29]
+\@ifpackagelater{expl3}{2017/05/29}
{}
{%
\PackageError{xparse}{Support package l3kernel too old}
@@ -36,7 +36,7 @@
}%
\endinput
}
-\ProvidesExplPackage{xparse}{2017/05/13}{}
+\ProvidesExplPackage{xparse}{2017/05/29}{}
{L3 Experimental document command parser}
\tl_const:Nx \c__xparse_no_value_tl
{ \char_generate:nn { `\- } { 11 } NoValue- }
diff --git a/Master/texmf-dist/tex/latex/l3packages/xtemplate/xtemplate.sty b/Master/texmf-dist/tex/latex/l3packages/xtemplate/xtemplate.sty
index 91b6e775335..ee436a00226 100644
--- a/Master/texmf-dist/tex/latex/l3packages/xtemplate/xtemplate.sty
+++ b/Master/texmf-dist/tex/latex/l3packages/xtemplate/xtemplate.sty
@@ -23,8 +23,8 @@
%% (C) Copyright 2004-2010 Frank Mittelbach,
%% The LaTeX3 Project
%% (C) Copyright 2011-2016 The LaTeX3 Project
-\RequirePackage{expl3}[2017/05/13]
-\@ifpackagelater{expl3}{2017/05/13}
+\RequirePackage{expl3}[2017/05/29]
+\@ifpackagelater{expl3}{2017/05/29}
{}
{%
\PackageError{xtemplate}{Support package l3kernel too old}
@@ -36,7 +36,7 @@
}%
\endinput
}
-\ProvidesExplPackage{xtemplate}{2017/05/13}{}
+\ProvidesExplPackage{xtemplate}{2017/05/29}{}
{L3 Experimental prototype document functions}
\tl_const:Nn \c__xtemplate_code_root_tl { template~code~>~ }
\tl_const:Nn \c__xtemplate_defaults_root_tl { template~defaults~>~ }