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authorKarl Berry <karl@freefriends.org>2020-10-27 20:55:42 +0000
committerKarl Berry <karl@freefriends.org>2020-10-27 20:55:42 +0000
commit36afb13206c5cf659854dce54a7e001273ca71e9 (patch)
tree90d4e2f8ef42745efdd76bd20c83c9158d7d6628 /Master/texmf-dist/source/latex/l3kernel
parent5fbdfcab78ba7e1bbb32f4e9b1db06f68d6f3de4 (diff)
l3 (27oct20)
git-svn-id: svn://tug.org/texlive/trunk@56785 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/source/latex/l3kernel')
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/expl3.dtx6
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3basics.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3bootstrap.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3box.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3candidates.dtx16
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3cctab.dtx7
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3clist.dtx30
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3coffins.dtx4
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3color-base.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3debug.dtx26
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3deprecation.dtx6
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3doc.dtx32
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3docstrip.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3expan.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3file.dtx38
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3flag.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fp-assign.dtx6
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fp-aux.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fp-basics.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fp-convert.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fp-expo.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fp-extended.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fp-logic.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fp-parse.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fp-random.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fp-round.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fp-traps.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fp-trig.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fp.dtx6
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3fparray.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3int.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3intarray.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3kernel-functions.dtx11
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3keys.dtx10
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3legacy.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3luatex.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3msg.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3names.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3prg.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3prop.dtx10
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3quark.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3regex.dtx22
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3seq.dtx50
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3skip.dtx2
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3sort.dtx4
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3str-convert.dtx30
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3str.dtx10
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3sys.dtx4
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3text-case.dtx693
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3text-purify.dtx9
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3text.dtx5
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3tl-analysis.dtx4
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3tl.dtx860
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3token.dtx24
-rw-r--r--Master/texmf-dist/source/latex/l3kernel/l3unicode.dtx2
55 files changed, 1348 insertions, 633 deletions
diff --git a/Master/texmf-dist/source/latex/l3kernel/expl3.dtx b/Master/texmf-dist/source/latex/l3kernel/expl3.dtx
index c42fffb6b23..59b8cad3a78 100644
--- a/Master/texmf-dist/source/latex/l3kernel/expl3.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/expl3.dtx
@@ -24,7 +24,7 @@
%
%<*driver|generic|package|2ekernel>
%</driver|generic|package|2ekernel>
-\def\ExplFileDate{2020-10-05}%
+\def\ExplFileDate{2020-10-27}%
%<*driver>
\documentclass[full]{l3doc}
\usepackage{graphicx}
@@ -51,7 +51,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -1242,7 +1242,7 @@
\else
\expandafter\@gobble
\fi
- {\input{expl3-code.tex}}%
+ {\input expl3-code.tex }%
% \end{macrocode}
%
% A check that the bootstrap code did not abort loading: if it did,
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3basics.dtx b/Master/texmf-dist/source/latex/l3kernel/l3basics.dtx
index 7f06398f70e..e7f2c4fd634 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3basics.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3basics.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3bootstrap.dtx b/Master/texmf-dist/source/latex/l3kernel/l3bootstrap.dtx
index fd354ab438e..eba03dca568 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3bootstrap.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3bootstrap.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3box.dtx b/Master/texmf-dist/source/latex/l3kernel/l3box.dtx
index 5412fab14cd..a866d6324b2 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3box.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3box.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3candidates.dtx b/Master/texmf-dist/source/latex/l3kernel/l3candidates.dtx
index dc33f6abcac..17f7f33891d 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3candidates.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3candidates.dtx
@@ -44,7 +44,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -1115,9 +1115,9 @@
% hence in the \texttt{x}-expanding assignment.
% \begin{macrocode}
\cs_new_protected:Npn \seq_set_filter:NNn
- { \@@_set_filter:NNNn \tl_set:Nx }
+ { \@@_set_filter:NNNn \__kernel_tl_set:Nx }
\cs_new_protected:Npn \seq_gset_filter:NNn
- { \@@_set_filter:NNNn \tl_gset:Nx }
+ { \@@_set_filter:NNNn \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \@@_set_filter:NNNn #1#2#3#4
{
\@@_push_item_def:n { \bool_if:nT {#4} { \@@_wrap_item:n {##1} } }
@@ -1133,9 +1133,9 @@
% Set \cs{@@_item:n} then map it using the loop code.
% \begin{macrocode}
\cs_new_protected:Npn \seq_set_from_inline_x:Nnn
- { \@@_set_from_inline_x:NNnn \tl_set:Nx }
+ { \@@_set_from_inline_x:NNnn \__kernel_tl_set:Nx }
\cs_new_protected:Npn \seq_gset_from_inline_x:Nnn
- { \@@_set_from_inline_x:NNnn \tl_gset:Nx }
+ { \@@_set_from_inline_x:NNnn \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \@@_set_from_inline_x:NNnn #1#2#3#4
{
\@@_push_item_def:n { \exp_not:N \@@_item:n {#4} }
@@ -1438,7 +1438,7 @@
% trick to wrap all the \meta{right} parts together.
% \begin{macrocode}
\cs_new_protected:Npn \tl_build_get:NN
- { \@@_build_get:NNN \tl_set:Nx }
+ { \@@_build_get:NNN \__kernel_tl_set:Nx }
\cs_new_protected:Npn \@@_build_get:NNN #1#2#3
{ #1 #3 { \if_false: { \fi: \exp_after:wN \@@_build_get:w #2 } } }
\cs_new:Npn \@@_build_get:w #1 \@@_build_last:NNn #2#3#4
@@ -1463,12 +1463,12 @@
% \begin{macrocode}
\cs_new_protected:Npn \tl_build_end:N #1
{
- \@@_build_get:NNN \tl_set:Nx #1 #1
+ \@@_build_get:NNN \__kernel_tl_set:Nx #1 #1
\exp_args:Nc \@@_build_end_loop:NN { \cs_to_str:N #1 ' } \tl_clear:N
}
\cs_new_protected:Npn \tl_build_gend:N #1
{
- \@@_build_get:NNN \tl_gset:Nx #1 #1
+ \@@_build_get:NNN \__kernel_tl_gset:Nx #1 #1
\exp_args:Nc \@@_build_end_loop:NN { \cs_to_str:N #1 ' } \tl_gclear:N
}
\cs_new_protected:Npn \@@_build_end_loop:NN #1#2
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3cctab.dtx b/Master/texmf-dist/source/latex/l3kernel/l3cctab.dtx
index 68077601932..6e57d4a1bf0 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3cctab.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3cctab.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -766,7 +766,7 @@
% \end{macrocode}
% \end{variable}
%
-% \begin{variable}{\c_document_cctab, \c_other_cctab}
+% \begin{variable}{\c_code_cctab, \c_document_cctab}
% To pick up document-level category codes, we need to delay set up to the
% end of the format, where that's possible. Also, as there are a \emph{lot}
% of category codes to set, we avoid using the official interface and store the
@@ -808,6 +808,9 @@
\char_set_catcode_group_end:n { 125 } % right brace
\char_set_catcode_space:n { 126 } % tilde
\char_set_catcode_invalid:n { 127 } % ^^?
+ \bool_lazy_or:nnF
+ { \sys_if_engine_xetex_p: } { \sys_if_engine_luatex_p: }
+ { \int_step_function:nnN { 128 } { 255 } \char_set_catcode_active:n }
\@@_gset:n { \c_code_cctab }
\group_end:
\cctab_const:Nn \c_document_cctab
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3clist.dtx b/Master/texmf-dist/source/latex/l3kernel/l3clist.dtx
index 622966bffbe..779062a3cff 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3clist.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3clist.dtx
@@ -44,7 +44,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -1026,9 +1026,9 @@
% in the case of an empty comma-list.
% \begin{macrocode}
\cs_new_protected:Npn \clist_set_from_seq:NN
- { \@@_set_from_seq:NNNN \clist_clear:N \tl_set:Nx }
+ { \@@_set_from_seq:NNNN \clist_clear:N \__kernel_tl_set:Nx }
\cs_new_protected:Npn \clist_gset_from_seq:NN
- { \@@_set_from_seq:NNNN \clist_gclear:N \tl_gset:Nx }
+ { \@@_set_from_seq:NNNN \clist_gclear:N \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \@@_set_from_seq:NNNN #1#2#3#4
{
\seq_if_empty:NTF #4
@@ -1067,9 +1067,9 @@
% a little work to do.
% \begin{macrocode}
\cs_new_protected:Npn \clist_concat:NNN
- { \@@_concat:NNNN \tl_set:Nx }
+ { \@@_concat:NNNN \__kernel_tl_set:Nx }
\cs_new_protected:Npn \clist_gconcat:NNN
- { \@@_concat:NNNN \tl_gset:Nx }
+ { \@@_concat:NNNN \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \@@_concat:NNNN #1#2#3#4
{
#1 #2
@@ -1114,9 +1114,9 @@
% }
% \begin{macrocode}
\cs_new_protected:Npn \clist_set:Nn #1#2
- { \tl_set:Nx #1 { \@@_sanitize:n {#2} } }
+ { \__kernel_tl_set:Nx #1 { \@@_sanitize:n {#2} } }
\cs_new_protected:Npn \clist_gset:Nn #1#2
- { \tl_gset:Nx #1 { \@@_sanitize:n {#2} } }
+ { \__kernel_tl_gset:Nx #1 { \@@_sanitize:n {#2} } }
\cs_generate_variant:Nn \clist_set:Nn { NV , No , Nx , c , cV , co , cx }
\cs_generate_variant:Nn \clist_gset:Nn { NV , No , Nx , c , cV , co , cx }
% \end{macrocode}
@@ -1240,9 +1240,9 @@
% result can safely be an empty comma list.
% \begin{macrocode}
\cs_new_protected:Npn \clist_pop:NN
- { \@@_pop:NNN \tl_set:Nx }
+ { \@@_pop:NNN \__kernel_tl_set:Nx }
\cs_new_protected:Npn \clist_gpop:NN
- { \@@_pop:NNN \tl_gset:Nx }
+ { \@@_pop:NNN \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \@@_pop:NNN #1#2#3
{
\if_meaning:w #2 \c_empty_clist
@@ -1287,9 +1287,9 @@
}
\prg_generate_conditional_variant:Nnn \clist_get:NN { c } { T , F , TF }
\prg_new_protected_conditional:Npnn \clist_pop:NN #1#2 { T , F , TF }
- { \@@_pop_TF:NNN \tl_set:Nx #1 #2 }
+ { \@@_pop_TF:NNN \__kernel_tl_set:Nx #1 #2 }
\prg_new_protected_conditional:Npnn \clist_gpop:NN #1#2 { T , F , TF }
- { \@@_pop_TF:NNN \tl_gset:Nx #1 #2 }
+ { \@@_pop_TF:NNN \__kernel_tl_gset:Nx #1 #2 }
\cs_new_protected:Npn \@@_pop_TF:NNN #1#2#3
{
\if_meaning:w #2 \c_empty_clist
@@ -1416,9 +1416,9 @@
% the second step removes it.
% \begin{macrocode}
\cs_new_protected:Npn \clist_remove_all:Nn
- { \@@_remove_all:NNNn \clist_set_from_seq:NN \tl_set:Nx }
+ { \@@_remove_all:NNNn \clist_set_from_seq:NN \__kernel_tl_set:Nx }
\cs_new_protected:Npn \clist_gremove_all:Nn
- { \@@_remove_all:NNNn \clist_gset_from_seq:NN \tl_gset:Nx }
+ { \@@_remove_all:NNNn \clist_gset_from_seq:NN \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \@@_remove_all:NNNn #1#2#3#4
{
\@@_if_wrap:nTF {#4}
@@ -1472,9 +1472,9 @@
% \texttt{N}-type comma lists, but the slow-down is not too bad.
% \begin{macrocode}
\cs_new_protected:Npn \clist_reverse:N #1
- { \tl_set:Nx #1 { \exp_args:No \clist_reverse:n {#1} } }
+ { \__kernel_tl_set:Nx #1 { \exp_args:No \clist_reverse:n {#1} } }
\cs_new_protected:Npn \clist_greverse:N #1
- { \tl_gset:Nx #1 { \exp_args:No \clist_reverse:n {#1} } }
+ { \__kernel_tl_gset:Nx #1 { \exp_args:No \clist_reverse:n {#1} } }
\cs_generate_variant:Nn \clist_reverse:N { c }
\cs_generate_variant:Nn \clist_greverse:N { c }
% \end{macrocode}
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3coffins.dtx b/Master/texmf-dist/source/latex/l3kernel/l3coffins.dtx
index a69d7b25e32..0c0c3c776c0 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3coffins.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3coffins.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -2240,7 +2240,7 @@
{ \AtBeginDocument }
{ \use:n }
{
- \tl_set:Nx \l_@@_display_font_tl
+ \__kernel_tl_set:Nx \l_@@_display_font_tl
{
\cs_if_exist:NT \sffamily { \exp_not:N \sffamily }
\cs_if_exist:NT \tiny { \exp_not:N \tiny }
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3color-base.dtx b/Master/texmf-dist/source/latex/l3kernel/l3color-base.dtx
index fd517b1e2e4..1d88e3d6ff4 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3color-base.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3color-base.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3debug.dtx b/Master/texmf-dist/source/latex/l3kernel/l3debug.dtx
index 1b98b61667e..30f0f78b5eb 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3debug.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3debug.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -220,7 +220,7 @@
}
\cs_set_protected:Npn \debug_resume:
{
- \tl_set:Nx \l_@@_suspended_tl
+ \__kernel_tl_set:Nx \l_@@_suspended_tl
{ \tl_tail:N \l_@@_suspended_tl }
\tl_if_empty:NT \l_@@_suspended_tl
{
@@ -510,11 +510,11 @@
% \begin{macrocode}
\cs_new_protected:Npn \@@_generate_parameter_list:NNN #1#2#3
{
- \tl_set:Nx \l_@@_internal_tl
+ \__kernel_tl_set:Nx \l_@@_internal_tl
{ \exp_last_unbraced:Nf \use_ii:nnn \cs_split_function:N #1 }
- \tl_set:Nx #2
+ \__kernel_tl_set:Nx #2
{ \exp_args:NV \@@_build_parm_text:n \l_@@_internal_tl }
- \tl_set:Nx #3
+ \__kernel_tl_set:Nx #3
{ \exp_args:NV \@@_build_arg_list:n \l_@@_internal_tl }
}
\cs_new:Npn \@@_build_parm_text:n #1
@@ -788,6 +788,12 @@
% \tracingnone
% \end{macrocode}
%
+%
+% \begin{macrocode}
+\cs_gset_protected:Npn \__kernel_tl_set:Nx { \cs_set_nopar:Npx }
+\cs_gset_protected:Npn \__kernel_tl_gset:Nx { \cs_gset_nopar:Npx }
+% \end{macrocode}
+%
% Patching where the first argument to a function needs scope-checking:
% either local or global (so two lists).
% \begin{macrocode}
@@ -831,9 +837,7 @@
\skip_set_eq:NN
\skip_add:Nn
\skip_sub:Nn
- \tl_set:Nn
- \tl_set:No
- \tl_set:Nx
+ \__kernel_tl_set:Nx
\tl_set_eq:NN
\tl_put_left:Nn
\tl_put_left:NV
@@ -895,9 +899,7 @@
\skip_gset_eq:NN
\skip_gadd:Nn
\skip_gsub:Nn
- \tl_gset:Nn
- \tl_gset:No
- \tl_gset:Nx
+ \__kernel_tl_gset:Nx
\tl_gset_eq:NN
\tl_gput_left:Nn
\tl_gput_left:NV
@@ -1053,7 +1055,7 @@
{
\@@_trace_push:nnN { regex } { 1 } \@@_escape_use:nnnn
\group_begin:
- \tl_set:Nx \l_@@_internal_a_tl
+ \__kernel_tl_set:Nx \l_@@_internal_a_tl
{ \@@_trace_pop:nnN { regex } { 1 } \@@_escape_use:nnnn }
\use_none:nnn
}
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3deprecation.dtx b/Master/texmf-dist/source/latex/l3kernel/l3deprecation.dtx
index c7c4d91c448..6d13ae1b38c 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3deprecation.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3deprecation.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -747,7 +747,7 @@
\group_begin:
\file_get:nnN {#3} {#2} \l_@@_internal_a_tl
#2 \scan_stop:
- \tl_set:Nx \l_@@_internal_a_tl { \l_@@_internal_a_tl }
+ \__kernel_tl_set:Nx \l_@@_internal_a_tl { \l_@@_internal_a_tl }
\exp_args:NNNo \group_end:
\tl_set:Nn #1 \l_@@_internal_a_tl
}
@@ -758,7 +758,7 @@
\group_begin:
\file_get:nnN {#3} {#2} \l_@@_internal_a_tl
#2 \scan_stop:
- \tl_gset:Nx #1 { \l_@@_internal_a_tl }
+ \__kernel_tl_gset:Nx #1 { \l_@@_internal_a_tl }
\group_end:
}
\cs_generate_variant:Nn \tl_gset_from_file_x:Nnn { c }
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3doc.dtx b/Master/texmf-dist/source/latex/l3kernel/l3doc.dtx
index 0a4b2c4550c..25ad20f7ddf 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3doc.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3doc.dtx
@@ -79,7 +79,7 @@ and all files in that bundle must be distributed together.
%
% \title{The \cls{l3doc} class}
% \author{\Team}
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
% \maketitle
% \tableofcontents
%
@@ -1008,7 +1008,7 @@ and all files in that bundle must be distributed together.
\cs_new_protected:Npn \@@_trim_right:Nn #1#2
{
\cs_set:Npn \@@_tmp:w ##1 #2 ##2 \q_stop { \exp_not:n {##1} }
- \tl_set:Nx #1 { \exp_after:wN \@@_tmp:w #1 #2 \q_stop }
+ \__kernel_tl_set:Nx #1 { \exp_after:wN \@@_tmp:w #1 #2 \q_stop }
}
\cs_generate_variant:Nn \@@_trim_right:Nn { No }
% \end{macrocode}
@@ -1228,14 +1228,14 @@ and all files in that bundle must be distributed together.
\@@_if_almost_str:nTF {#1}
{
\@@_key_get_base_TF:nN {#1} \l_@@_tmpa_tl
- \tl_set:Nx #2
+ \__kernel_tl_set:Nx #2
{ \@@_split_function_do:on \l_@@_tmpa_tl { \@@_base_form_aux:nnN } }
}
{ \tl_set:Nn #2 {#1} }
}
\cs_new:Npx \@@_key_get_base_TF:nN #1#2
{
- \tl_set:Nx #2 { \exp_not:N \tl_to_str:n {#1} }
+ \__kernel_tl_set:Nx #2 { \exp_not:N \tl_to_str:n {#1} }
\tl_if_in:NoF #2 { \tl_to_str:n {:} }
{ \exp_not:N \prg_break: }
\tl_if_in:onT { #2 z } { \tl_to_str:n {TF} z }
@@ -1992,7 +1992,7 @@ and all files in that bundle must be distributed together.
\verbatim@font
\@@_if_almost_str:VT \l_@@_cmd_tl
{
- \tl_set:Nx \l_@@_cmd_tl { \tl_to_str:N \l_@@_cmd_tl }
+ \__kernel_tl_set:Nx \l_@@_cmd_tl { \tl_to_str:N \l_@@_cmd_tl }
\bool_if:NT \g_@@_cs_break_bool
{
\regex_replace_all:nnN
@@ -2012,14 +2012,14 @@ and all files in that bundle must be distributed together.
{
\quark_if_no_value:NF \l_@@_cmd_index_tl
{
- \tl_set:Nx \l_@@_cmd_tl
+ \__kernel_tl_set:Nx \l_@@_cmd_tl
{ \c_backslash_str \exp_not:o { \l_@@_cmd_index_tl } }
}
\exp_args:No \@@_key_get:n { \l_@@_cmd_tl }
\quark_if_no_value:NF \l_@@_cmd_module_tl
{
- \tl_set:Nx \l_@@_index_module_tl
+ \__kernel_tl_set:Nx \l_@@_index_module_tl
{ \tl_to_str:N \l_@@_cmd_module_tl }
}
\@@_special_index_module:ooonN
@@ -2134,7 +2134,7 @@ and all files in that bundle must be distributed together.
% \begin{macrocode}
\cs_new_protected:Npn \@@_get_hyper_target:nN #1#2
{
- \tl_set:Nx #2 { \tl_to_str:n {#1} }
+ \__kernel_tl_set:Nx #2 { \tl_to_str:n {#1} }
\tl_replace_all:Nxn #2 { \c_underscore_str } { / }
\tl_remove_all:Nx #2 { \c_backslash_str }
\tl_put_left:Nn #2 { doc/function// }
@@ -2157,7 +2157,7 @@ and all files in that bundle must be distributed together.
% \begin{macrocode}
\cs_new_protected:Npn \@@_names_get_seq:nN #1#2
{
- \tl_set:Nx \l_@@_tmpa_tl { \tl_to_str:n {#1} }
+ \__kernel_tl_set:Nx \l_@@_tmpa_tl { \tl_to_str:n {#1} }
\bool_if:NTF \l_@@_names_verb_bool
{
\seq_clear:N #2
@@ -3045,7 +3045,7 @@ and all files in that bundle must be distributed together.
\l_@@_macro_do_not_index_tl
\exp_args:NNV \seq_set_from_clist:Nn
\l_@@_tmpa_seq \l_@@_macro_do_not_index_tl
- \tl_set:Nx \l_@@_macro_do_not_index_tl
+ \__kernel_tl_set:Nx \l_@@_macro_do_not_index_tl
{ \seq_use:Nn \l_@@_tmpa_seq { , } }
\exp_args:NV \DoNotIndex \l_@@_macro_do_not_index_tl
}
@@ -4228,7 +4228,7 @@ and all files in that bundle must be distributed together.
% \begin{macrocode}
\cs_new_protected:Npn \@@_special_index_set:Nn #1#2
{
- \tl_set:Nx #1 { \tl_to_str:n {#2} }
+ \__kernel_tl_set:Nx #1 { \tl_to_str:n {#2} }
\@@_if_almost_str:nTF {#2}
{
\tl_replace_all:Non #1 { \tl_to_str:n { __ } }
@@ -4246,7 +4246,7 @@ and all files in that bundle must be distributed together.
\token_to_str:N \verb * \verbatimchar
}
}
- \tl_set:Nx #1
+ \__kernel_tl_set:Nx #1
{
\token_to_str:N \verb * \verbatimchar
#1 \verbatimchar
@@ -4297,7 +4297,7 @@ and all files in that bundle must be distributed together.
\cs_new_protected:Npn \@@_key_get:n #1
{
\@@_key_get_base:nN {#1} \l_@@_index_macro_tl
- \tl_set:Nx \l_@@_index_key_tl
+ \__kernel_tl_set:Nx \l_@@_index_key_tl
{ \tl_to_str:N \l_@@_index_macro_tl }
\tl_clear:N \l_@@_index_module_tl
\tl_if_in:NoTF \l_@@_index_key_tl { \tl_to_str:n { __ } }
@@ -4320,7 +4320,7 @@ and all files in that bundle must be distributed together.
}
\cs_new_protected:Npn \@@_key_pop:
{
- \tl_set:Nx \l_@@_index_key_tl
+ \__kernel_tl_set:Nx \l_@@_index_key_tl
{ \tl_tail:N \l_@@_index_key_tl }
}
% \end{macrocode}
@@ -4335,7 +4335,7 @@ and all files in that bundle must be distributed together.
{
\cs_set:Npn \@@_tmpa:w ##1 #1 ##2 \q_stop
{ \exp_not:n {##1} }
- \tl_set:Nx \l_@@_index_module_tl
+ \__kernel_tl_set:Nx \l_@@_index_module_tl
{ \exp_after:wN \@@_tmpa:w \l_@@_index_module_tl #1 \q_stop }
}
\cs_new_protected:Npn \@@_key_drop_underscores:
@@ -4396,7 +4396,7 @@ and all files in that bundle must be distributed together.
{
\seq_set_split:NoV \l_@@_tmpa_seq
{ \token_to_str:N _ } \l_@@_index_key_tl
- \tl_set:Nx \l_@@_index_module_tl
+ \__kernel_tl_set:Nx \l_@@_index_module_tl
{
\int_case:nnF { \seq_count:N \l_@@_tmpa_seq }
{
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3docstrip.dtx b/Master/texmf-dist/source/latex/l3kernel/l3docstrip.dtx
index c68ad1c17b9..2e455845db1 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3docstrip.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3docstrip.dtx
@@ -63,7 +63,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3expan.dtx b/Master/texmf-dist/source/latex/l3kernel/l3expan.dtx
index 2d950678a89..49fafac2964 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3expan.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3expan.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3file.dtx b/Master/texmf-dist/source/latex/l3kernel/l3file.dtx
index 844e4c8fca8..fc6f7260a0b 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3file.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3file.dtx
@@ -44,7 +44,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -1074,7 +1074,7 @@
{ \@@_open_stream:Nn #1 {#2} }
{
\@@_new:N #1
- \tl_set:Nx \l_@@_stream_tl { \int_eval:n {#1} }
+ \__kernel_tl_set:Nx \l_@@_stream_tl { \int_eval:n {#1} }
\@@_open_stream:Nn #1 {#2}
}
}
@@ -1475,14 +1475,14 @@
% \begin{macrocode}
\cs_new_protected:Npn \iow_open:Nn #1#2
{
- \tl_set:Nx \l_@@_file_name_tl
+ \__kernel_tl_set:Nx \l_@@_file_name_tl
{ \__kernel_file_name_sanitize:n {#2} }
\iow_close:N #1
\seq_gpop:NNTF \g_@@_streams_seq \l_@@_stream_tl
{ \@@_open_stream:NV #1 \l_@@_file_name_tl }
{
\@@_new:N #1
- \tl_set:Nx \l_@@_stream_tl { \int_eval:n {#1} }
+ \__kernel_tl_set:Nx \l_@@_stream_tl { \int_eval:n {#1} }
\@@_open_stream:NV #1 \l_@@_file_name_tl
}
}
@@ -1684,7 +1684,7 @@
\cs_new:Npn \@@_unindent:w { }
\cs_new_protected:Npn \@@_set_indent:n #1
{
- \tl_set:Nx \l_@@_one_indent_tl
+ \__kernel_tl_set:Nx \l_@@_one_indent_tl
{ \exp_args:No \__kernel_str_to_other_fast:n { \tl_to_str:n {#1} } }
\int_set:Nn \l_@@_one_indent_int
{ \str_count:N \l_@@_one_indent_tl }
@@ -1861,7 +1861,7 @@
% \cs{iow_wrap:nnnN}.
% \begin{macrocode}
\cs_set_eq:NN \protect \token_to_str:N
- \tl_set:Nx \l_@@_wrap_tl {#1}
+ \__kernel_tl_set:Nx \l_@@_wrap_tl {#1}
\cs_set_eq:NN \iow_allow_break: \@@_allow_break_error:
\cs_set_eq:NN \iow_indent:n \@@_indent_error:n
% \end{macrocode}
@@ -1869,8 +1869,8 @@
% then convert to a string) and initialize the target count for lines
% (the first line has target count \cs{l_iow_line_count_int} instead).
% \begin{macrocode}
- \tl_set:Nx \l_@@_newline_tl { \iow_newline: #2 }
- \tl_set:Nx \l_@@_newline_tl { \tl_to_str:N \l_@@_newline_tl }
+ \__kernel_tl_set:Nx \l_@@_newline_tl { \iow_newline: #2 }
+ \__kernel_tl_set:Nx \l_@@_newline_tl { \tl_to_str:N \l_@@_newline_tl }
\int_set:Nn \l_@@_line_target_int
{ \l_iow_line_count_int - \str_count:N \l_@@_newline_tl + 1 }
% \end{macrocode}
@@ -1910,12 +1910,12 @@
% \begin{macrocode}
\cs_new_protected:Npn \@@_wrap_do:
{
- \tl_set:Nx \l_@@_wrap_tl
+ \__kernel_tl_set:Nx \l_@@_wrap_tl
{
\exp_args:No \__kernel_str_to_other_fast:n \l_@@_wrap_tl
\c_@@_wrap_end_marker_tl
}
- \tl_set:Nx \l_@@_wrap_tl
+ \__kernel_tl_set:Nx \l_@@_wrap_tl
{
\exp_after:wN \@@_wrap_fix_newline:w \l_@@_wrap_tl
^^J \q_@@_nil ^^J \s_@@_stop
@@ -2179,7 +2179,7 @@
% \begin{macrocode}
\cs_new_protected:Npn \@@_wrap_allow_break:n #1
{
- \tl_set:Nx \l_@@_line_tl
+ \__kernel_tl_set:Nx \l_@@_line_tl
{ \l_@@_line_tl \@@_wrap_trim:N \l_@@_line_part_tl }
\bool_set_false:N \l_@@_line_break_bool
\tl_if_empty:NTF \l_@@_line_part_tl
@@ -2210,7 +2210,7 @@
\tl_put_right:Nx \l_@@_line_tl { \l_@@_line_part_tl }
\bool_set_false:N \l_@@_line_break_bool
\int_sub:Nn \l_@@_indent_int { \l_@@_one_indent_int }
- \tl_set:Nx \l_@@_indent_tl
+ \__kernel_tl_set:Nx \l_@@_indent_tl
{ \exp_after:wN \@@_unindent:w \l_@@_indent_tl }
\@@_wrap_chunk:nw {#1}
}
@@ -2249,9 +2249,9 @@
% \begin{macrocode}
\cs_new_protected:Npn \@@_wrap_store_do:n #1
{
- \tl_set:Nx \l_@@_line_tl
+ \__kernel_tl_set:Nx \l_@@_line_tl
{ \l_@@_line_tl \l_@@_line_part_tl }
- \tl_set:Nx \l_@@_wrap_tl
+ \__kernel_tl_set:Nx \l_@@_wrap_tl
{
\l_@@_wrap_tl
\l_@@_newline_tl
@@ -2785,7 +2785,7 @@
\cs_generate_variant:Nn \file_get_full_name:nN { V }
\prg_new_protected_conditional:Npnn \file_get_full_name:nN #1#2 { T , F , TF }
{
- \tl_set:Nx #2
+ \__kernel_tl_set:Nx #2
{ \file_full_name:n {#1} }
\tl_if_empty:NTF #2
{ \prg_return_false: }
@@ -2810,7 +2810,7 @@
{
\prg_set_protected_conditional:Npnn \file_get_full_name:nN #1#2 { T , F , TF }
{
- \tl_set:Nx \l_@@_base_name_tl
+ \__kernel_tl_set:Nx \l_@@_base_name_tl
{ \__kernel_file_name_sanitize:n {#1} }
\@@_get_full_name_search:nN { } \use:n
\seq_map_inline:Nn \l_file_search_path_seq
@@ -2845,7 +2845,7 @@
}
\cs_new_protected:Npn \@@_get_full_name_search:nN #1#2
{
- \tl_set:Nx \l_@@_full_name_tl
+ \__kernel_tl_set:Nx \l_@@_full_name_tl
{ \tl_to_str:n {#1} \l_@@_base_name_tl }
\__kernel_ior_open:No \g_@@_internal_ior \l_@@_full_name_tl
\ior_if_eof:NF \g_@@_internal_ior { #2 { \prg_break: } }
@@ -3000,7 +3000,7 @@
{ \@@_get_details:nnN {#1} { timestamp } #2 }
\cs_new_protected:Npn \@@_get_details:nnN #1#2#3
{
- \tl_set:Nx #3
+ \__kernel_tl_set:Nx #3
{ \use:c { file_ #2 :n } {#1} }
\tl_if_empty:NTF #3
{ \prg_return_false: }
@@ -3045,7 +3045,7 @@
\prg_new_protected_conditional:Npnn \file_get_hex_dump:nnnN #1#2#3#4
{ T , F , TF }
{
- \tl_set:Nx #4
+ \__kernel_tl_set:Nx #4
{ \file_hex_dump:nnn {#1} {#2} {#3} }
\tl_if_empty:NTF #4
{ \prg_return_false: }
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3flag.dtx b/Master/texmf-dist/source/latex/l3kernel/l3flag.dtx
index 5e4e998873b..2475241f91c 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3flag.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3flag.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp-assign.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp-assign.dtx
index e6360615a89..918c7b9941b 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fp-assign.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fp-assign.dtx
@@ -40,7 +40,7 @@
% {latex-team@latex-project.org}^^A
% }^^A
% }
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
% \maketitle
%
% \begin{documentation}
@@ -80,9 +80,9 @@
% assignments.
% \begin{macrocode}
\cs_new_protected:Npn \fp_set:Nn #1#2
- { \tl_set:Nx #1 { \exp_not:f { \@@_parse:n {#2} } } }
+ { \__kernel_tl_set:Nx #1 { \exp_not:f { \@@_parse:n {#2} } } }
\cs_new_protected:Npn \fp_gset:Nn #1#2
- { \tl_gset:Nx #1 { \exp_not:f { \@@_parse:n {#2} } } }
+ { \__kernel_tl_gset:Nx #1 { \exp_not:f { \@@_parse:n {#2} } } }
\cs_new_protected:Npn \fp_const:Nn #1#2
{ \tl_const:Nx #1 { \exp_not:f { \@@_parse:n {#2} } } }
\cs_generate_variant:Nn \fp_set:Nn {c}
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp-aux.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp-aux.dtx
index 103b75417cd..60662e35601 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fp-aux.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fp-aux.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp-basics.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp-basics.dtx
index 1dbebe5909b..4fa89b63556 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fp-basics.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fp-basics.dtx
@@ -40,7 +40,7 @@
% {latex-team@latex-project.org}^^A
% }^^A
% }
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp-convert.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp-convert.dtx
index 5532e1e8574..1b28754a82d 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fp-convert.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fp-convert.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp-expo.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp-expo.dtx
index 85819137524..b30fd883bd1 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fp-expo.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fp-expo.dtx
@@ -40,7 +40,7 @@
% {latex-team@latex-project.org}^^A
% }^^A
% }
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp-extended.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp-extended.dtx
index 571d9b8d9c5..2ff5305b4c8 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fp-extended.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fp-extended.dtx
@@ -40,7 +40,7 @@
% {latex-team@latex-project.org}^^A
% }^^A
% }
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp-logic.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp-logic.dtx
index d879f37c4c6..28ed6bba76e 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fp-logic.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fp-logic.dtx
@@ -40,7 +40,7 @@
% {latex-team@latex-project.org}^^A
% }^^A
% }
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp-parse.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp-parse.dtx
index eec6d0e6fce..894cf439d97 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fp-parse.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fp-parse.dtx
@@ -40,7 +40,7 @@
% {latex-team@latex-project.org}^^A
% }^^A
% }
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp-random.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp-random.dtx
index 0fd6de01af7..e8682c57a8f 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fp-random.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fp-random.dtx
@@ -40,7 +40,7 @@
% {latex-team@latex-project.org}^^A
% }^^A
% }
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp-round.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp-round.dtx
index d2bb632e591..03de976829f 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fp-round.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fp-round.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp-traps.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp-traps.dtx
index 1f297f069a8..377596fb595 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fp-traps.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fp-traps.dtx
@@ -40,7 +40,7 @@
% {latex-team@latex-project.org}^^A
% }^^A
% }
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
% \maketitle
%
% \begin{documentation}
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp-trig.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp-trig.dtx
index 3cea7ebdb62..eefc4c7ccb0 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fp-trig.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fp-trig.dtx
@@ -40,7 +40,7 @@
% {latex-team@latex-project.org}^^A
% }^^A
% }
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx
index 34d87040f0e..51f1a30c184 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx
@@ -49,7 +49,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -1364,7 +1364,7 @@
%
% \begin{variable}[tested = m3fp-parse001]
% {em, ex, in, pt, pc, cm, mm, dd, cc, nd, nc, bp, sp}
-% \newcommand{\unit}[1]{\text{\texttt{#1}}}
+% \newcommand{\unit}[1]{\ifmmode\,\fi\text{\texttt{#1}}}
% Those units of measurement are equal to their values in \unit{pt},
% namely
% \begin{align*}
@@ -1378,7 +1378,7 @@
% 1 \unit{nd} & = 0.375 \unit{mm} = 1.066978346456693 \unit{pt} \\
% 1 \unit{nc} & = 12 \unit{nd} = 12.80374015748031 \unit{pt} \\
% 1 \unit{bp} & = \frac{1}{72} \unit{in} = 1.00375 \unit{pt} \\
-% 1 \unit{sp} & = 2^{-16} \unit{pt} = 1.52587890625e-5 \unit{pt}.
+% 1 \unit{sp} & = 2^{-16} \unit{pt} = 1.52587890625 \times 10^{-5} \unit{pt}.
% \end{align*}
% The values of the (font-dependent) units \unit{em} and \unit{ex} are
% gathered from \TeX{} when the surrounding floating point expression
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3fparray.dtx b/Master/texmf-dist/source/latex/l3kernel/l3fparray.dtx
index 4a521269bbd..5d48154ae8c 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3fparray.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3fparray.dtx
@@ -44,7 +44,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3int.dtx b/Master/texmf-dist/source/latex/l3kernel/l3int.dtx
index b4624576bee..f246d8400be 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3int.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3int.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3intarray.dtx b/Master/texmf-dist/source/latex/l3kernel/l3intarray.dtx
index 022e084f53f..7c9d2372d99 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3intarray.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3intarray.dtx
@@ -44,7 +44,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3kernel-functions.dtx b/Master/texmf-dist/source/latex/l3kernel/l3kernel-functions.dtx
index 81c9ca1e054..b844c89385a 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3kernel-functions.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3kernel-functions.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -569,6 +569,15 @@
% only a single expansion.
% \end{function}
%
+% \begin{function}{\__kernel_tl_set:Nx, \__kernel_tl_gset:Nx}
+% \begin{syntax}
+% \cs{__kernel_tl_set:Nx} \meta{tl~var} \Arg{tokens}
+% \end{syntax}
+% Fully expands \meta{tokens} and assigns the result to \meta{tl~var}.
+% \meta{tokens} must be given in braces and there must be no token between
+% \meta{tl~var} and \meta{tokens}.
+% \end{function}
+%
% \section{Kernel backend functions}
%
% These functions are required to pass information to the backend. The nature
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3keys.dtx b/Master/texmf-dist/source/latex/l3kernel/l3keys.dtx
index f512bd25173..ea9b1f9d04f 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3keys.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3keys.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -2445,7 +2445,7 @@
{
\clist_clear:N \l_@@_unused_clist
\@@_set_known:nnn {#2} {#3} {#4}
- \tl_set:Nx #5 { \exp_not:o \l_@@_unused_clist }
+ \__kernel_tl_set:Nx #5 { \exp_not:o \l_@@_unused_clist }
\tl_set:Nn \l_@@_unused_clist {#1}
}
\cs_new_protected:Npn \keys_set_known:nn #1#2
@@ -2523,7 +2523,7 @@
{
\clist_clear:N \l_@@_unused_clist
\@@_set_filter:nnnn {#2} {#3} {#4} {#5}
- \tl_set:Nx #6 { \exp_not:o \l_@@_unused_clist }
+ \__kernel_tl_set:Nx #6 { \exp_not:o \l_@@_unused_clist }
\tl_set:Nn \l_@@_unused_clist {#1}
}
\cs_new_protected:Npn \keys_set_filter:nnn #1#2#3
@@ -2622,7 +2622,7 @@
% \begin{macrocode}
\cs_new_protected:Npn \@@_set_keyval:nnn #1#2#3
{
- \tl_set:Nx \l_keys_path_str
+ \__kernel_tl_set:Nx \l_keys_path_str
{
\tl_if_blank:nF {#1}
{ #1 / }
@@ -2887,7 +2887,7 @@
}
\cs_new_protected:Npn \@@_store_unused_aux:
{
- \tl_set:Nx \l_@@_relative_tl
+ \__kernel_tl_set:Nx \l_@@_relative_tl
{ \exp_args:No \@@_trim_spaces:n \l_@@_relative_tl }
\use:x
{
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3legacy.dtx b/Master/texmf-dist/source/latex/l3kernel/l3legacy.dtx
index 872d9b5aa48..041c39c3335 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3legacy.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3legacy.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3luatex.dtx b/Master/texmf-dist/source/latex/l3kernel/l3luatex.dtx
index 60fd7e22fb5..880eb79f9e1 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3luatex.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3luatex.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3msg.dtx b/Master/texmf-dist/source/latex/l3kernel/l3msg.dtx
index 7e2c59a7129..cde386e371f 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3msg.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3msg.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3names.dtx b/Master/texmf-dist/source/latex/l3kernel/l3names.dtx
index 0a4fe07d505..b75c20eb08a 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3names.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3names.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3prg.dtx b/Master/texmf-dist/source/latex/l3kernel/l3prg.dtx
index 704612a0f9e..3f1280f23e9 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3prg.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3prg.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3prop.dtx b/Master/texmf-dist/source/latex/l3kernel/l3prop.dtx
index 4d2c6cbe05f..9419a5ce6c3 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3prop.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3prop.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -1071,8 +1071,8 @@
% updated entry is placed at the same spot as the original \meta{key}
% in the property list, preserving the order of entries.
% \begin{macrocode}
-\cs_new_protected:Npn \prop_put:Nnn { \@@_put:NNnn \tl_set:Nx }
-\cs_new_protected:Npn \prop_gput:Nnn { \@@_put:NNnn \tl_gset:Nx }
+\cs_new_protected:Npn \prop_put:Nnn { \@@_put:NNnn \__kernel_tl_set:Nx }
+\cs_new_protected:Npn \prop_gput:Nnn { \@@_put:NNnn \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \@@_put:NNnn #1#2#3#4
{
\tl_set:Nn \l_@@_internal_tl
@@ -1108,9 +1108,9 @@
% convert the key to a string using \cs{tl_to_str:n}.
% \begin{macrocode}
\cs_new_protected:Npn \prop_put_if_new:Nnn
- { \@@_put_if_new:NNnn \tl_set:Nx }
+ { \@@_put_if_new:NNnn \__kernel_tl_set:Nx }
\cs_new_protected:Npn \prop_gput_if_new:Nnn
- { \@@_put_if_new:NNnn \tl_gset:Nx }
+ { \@@_put_if_new:NNnn \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \@@_put_if_new:NNnn #1#2#3#4
{
\tl_set:Nn \l_@@_internal_tl
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3quark.dtx b/Master/texmf-dist/source/latex/l3kernel/l3quark.dtx
index 6827debe15a..16a9b0c447c 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3quark.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3quark.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3regex.dtx b/Master/texmf-dist/source/latex/l3kernel/l3regex.dtx
index 62fd8c4e94d..2086b5c3ec0 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3regex.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3regex.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -1322,7 +1322,7 @@
{
\int_compare:nNnTF \l_@@_curr_catcode_int = 0
{
- \tl_set:Nx \l_@@_internal_a_tl
+ \__kernel_tl_set:Nx \l_@@_internal_a_tl
{ \scan_stop: \@@_curr_cs_to_str: \scan_stop: }
\tl_if_in:noTF { \scan_stop: #1 \scan_stop: }
\l_@@_internal_a_tl
@@ -1348,7 +1348,7 @@
\int_compare:nNnT \l_@@_curr_catcode_int = 0
{
\group_begin:
- \tl_set:Nx \l_@@_cs_name_tl { \@@_curr_cs_to_str: }
+ \__kernel_tl_set:Nx \l_@@_cs_name_tl { \@@_curr_cs_to_str: }
\@@_single_match:
\@@_disable_submatches:
\@@_build_for_cs:n {#1}
@@ -1515,7 +1515,7 @@
\cs_set:Npn \@@_escape_escaped:N ##1 { #2 }
\cs_set:Npn \@@_escape_raw:N ##1 { #3 }
\@@_standard_escapechar:
- \tl_gset:Nx \g_@@_internal_tl
+ \__kernel_tl_gset:Nx \g_@@_internal_tl
{ \__kernel_str_to_other_fast:n {#4} }
\tl_put_right:Nx \l_@@_internal_a_tl
{
@@ -2888,12 +2888,12 @@
\@@_two_if_eq:NNNNTF #5 #6 \@@_compile_special:N ^
{
\bool_set_false:N \l_@@_internal_bool
- \tl_set:Nx \l_@@_internal_a_tl { \if_false: } \fi:
+ \__kernel_tl_set:Nx \l_@@_internal_a_tl { \if_false: } \fi:
\@@_compile_class_posix_loop:w
}
{
\bool_set_true:N \l_@@_internal_bool
- \tl_set:Nx \l_@@_internal_a_tl { \if_false: } \fi:
+ \__kernel_tl_set:Nx \l_@@_internal_a_tl { \if_false: } \fi:
\@@_compile_class_posix_loop:w #5 #6
}
}
@@ -3274,7 +3274,7 @@
{
\@@_compile_end:
\flag_clear:n { @@_cs }
- \tl_set:Nx \l_@@_internal_a_tl
+ \__kernel_tl_set:Nx \l_@@_internal_a_tl
{
\exp_after:wN \@@_compile_cs_aux:Nn \l_@@_internal_regex
\q_@@_nil \q_@@_nil \q_@@_recursion_stop
@@ -3354,7 +3354,7 @@
{
\@@_two_if_eq:NNNNTF #1 #2 \@@_compile_special:N \c_left_brace_str
{
- \tl_set:Nx \l_@@_internal_a_tl { \if_false: } \fi:
+ \__kernel_tl_set:Nx \l_@@_internal_a_tl { \if_false: } \fi:
\@@_compile_u_loop:NN
}
{
@@ -3411,7 +3411,7 @@
% \begin{macrocode}
\cs_new_protected:Npn \@@_compile_u_in_cs:
{
- \tl_gset:Nx \g_@@_internal_tl
+ \__kernel_tl_gset:Nx \g_@@_internal_tl
{
\exp_args:No \__kernel_str_to_other_fast:n
{ \l_@@_internal_a_tl }
@@ -6225,7 +6225,7 @@
\@@_replacement_balance_one_match:n
{ \l_@@_zeroth_submatch_int }
}
- \tl_set:Nx \l_@@_internal_a_tl
+ \__kernel_tl_set:Nx \l_@@_internal_a_tl
{
\@@_replacement_do_one_match:n
{ \l_@@_zeroth_submatch_int }
@@ -6270,7 +6270,7 @@
{ \l_@@_submatch_int - 1 }
\@@_replacement_balance_one_match:n
}
- \tl_set:Nx \l_@@_internal_a_tl
+ \__kernel_tl_set:Nx \l_@@_internal_a_tl
{
\int_step_function:nnnN
{ \l_@@_min_submatch_int }
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3seq.dtx b/Master/texmf-dist/source/latex/l3kernel/l3seq.dtx
index 51c9ec07a19..737a4c776af 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3seq.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3seq.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -1165,22 +1165,22 @@
% \begin{macrocode}
\cs_new_protected:Npn \seq_set_from_clist:NN #1#2
{
- \tl_set:Nx #1
+ \__kernel_tl_set:Nx #1
{ \s_@@ \clist_map_function:NN #2 \@@_wrap_item:n }
}
\cs_new_protected:Npn \seq_set_from_clist:Nn #1#2
{
- \tl_set:Nx #1
+ \__kernel_tl_set:Nx #1
{ \s_@@ \clist_map_function:nN {#2} \@@_wrap_item:n }
}
\cs_new_protected:Npn \seq_gset_from_clist:NN #1#2
{
- \tl_gset:Nx #1
+ \__kernel_tl_gset:Nx #1
{ \s_@@ \clist_map_function:NN #2 \@@_wrap_item:n }
}
\cs_new_protected:Npn \seq_gset_from_clist:Nn #1#2
{
- \tl_gset:Nx #1
+ \__kernel_tl_gset:Nx #1
{ \s_@@ \clist_map_function:nN {#2} \@@_wrap_item:n }
}
\cs_generate_variant:Nn \seq_set_from_clist:NN { Nc }
@@ -1238,9 +1238,9 @@
% braces which are outermost after space trimming.
% \begin{macrocode}
\cs_new_protected:Npn \seq_set_split:Nnn
- { \@@_set_split:NNnn \tl_set:Nx }
+ { \@@_set_split:NNnn \__kernel_tl_set:Nx }
\cs_new_protected:Npn \seq_gset_split:Nnn
- { \@@_set_split:NNnn \tl_gset:Nx }
+ { \@@_set_split:NNnn \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \@@_set_split:NNnn #1#2#3#4
{
\tl_if_empty:nTF {#3}
@@ -1260,7 +1260,7 @@
\@@_set_split_end:
\@@_set_split_auxi:w \prg_do_nothing:
}
- \tl_set:Nx \l_@@_internal_a_tl { \l_@@_internal_a_tl }
+ \__kernel_tl_set:Nx \l_@@_internal_a_tl { \l_@@_internal_a_tl }
}
#1 #2 { \s_@@ \l_@@_internal_a_tl }
}
@@ -1329,7 +1329,7 @@
% \begin{macrocode}
\cs_new_protected:Npn \seq_put_left:Nn #1#2
{
- \tl_set:Nx #1
+ \__kernel_tl_set:Nx #1
{
\exp_not:n { \s_@@ \@@_item:n {#2} }
\exp_not:f { \exp_after:wN \@@_put_left_aux:w #1 }
@@ -1337,7 +1337,7 @@
}
\cs_new_protected:Npn \seq_gput_left:Nn #1#2
{
- \tl_gset:Nx #1
+ \__kernel_tl_gset:Nx #1
{
\exp_not:n { \s_@@ \@@_item:n {#2} }
\exp_not:f { \exp_after:wN \@@_put_left_aux:w #1 }
@@ -1448,9 +1448,9 @@
% \texttt{x}-type expansion (|#1 #2 {#2}|) ensures that nothing is lost.
% \begin{macrocode}
\cs_new_protected:Npn \seq_remove_all:Nn
- { \@@_remove_all_aux:NNn \tl_set:Nx }
+ { \@@_remove_all_aux:NNn \__kernel_tl_set:Nx }
\cs_new_protected:Npn \seq_gremove_all:Nn
- { \@@_remove_all_aux:NNn \tl_gset:Nx }
+ { \@@_remove_all_aux:NNn \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \@@_remove_all_aux:NNn #1#2#3
{
\@@_push_item_def:n
@@ -1515,9 +1515,9 @@
% from the stack, and the memory consumption becomes linear.
% \begin{macrocode}
\cs_new_protected:Npn \seq_reverse:N
- { \@@_reverse:NN \tl_set:Nx }
+ { \@@_reverse:NN \__kernel_tl_set:Nx }
\cs_new_protected:Npn \seq_greverse:N
- { \@@_reverse:NN \tl_gset:Nx }
+ { \@@_reverse:NN \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \@@_reverse:NN #1 #2
{
\cs_set_eq:NN \@@_tmp:w \@@_item:n
@@ -1704,7 +1704,7 @@
% \begin{macrocode}
\cs_new_protected:Npn \seq_get_left:NN #1#2
{
- \tl_set:Nx #2
+ \__kernel_tl_set:Nx #2
{
\exp_after:wN \@@_get_left:wnw
#1 \@@_item:n { \q_no_value } \s_@@_stop
@@ -1756,7 +1756,7 @@
% \begin{macrocode}
\cs_new_protected:Npn \seq_get_right:NN #1#2
{
- \tl_set:Nx #2
+ \__kernel_tl_set:Nx #2
{
\exp_after:wN \use_i_ii:nnn
\exp_after:wN \@@_get_right_loop:nw
@@ -1797,9 +1797,9 @@
% finally stops the loop.
% \begin{macrocode}
\cs_new_protected:Npn \seq_pop_right:NN
- { \@@_pop:NNNN \@@_pop_right:NNN \tl_set:Nx }
+ { \@@_pop:NNNN \@@_pop_right:NNN \__kernel_tl_set:Nx }
\cs_new_protected:Npn \seq_gpop_right:NN
- { \@@_pop:NNNN \@@_pop_right:NNN \tl_gset:Nx }
+ { \@@_pop:NNNN \@@_pop_right:NNN \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \@@_pop_right:NNN #1#2#3
{
\cs_set_eq:NN \@@_tmp:w \@@_item:n
@@ -1811,7 +1811,7 @@
#2
{
\if_false: { \fi: }
- \tl_set:Nx #3
+ \__kernel_tl_set:Nx #3
}
{ } \use_none:nn
\cs_set_eq:NN \@@_item:n \@@_tmp:w
@@ -1859,10 +1859,10 @@
{ \@@_pop_TF:NNNN \@@_pop_left:NNN \tl_gset:Nn #1 #2 }
\prg_new_protected_conditional:Npnn \seq_pop_right:NN #1#2
{ T , F , TF }
- { \@@_pop_TF:NNNN \@@_pop_right:NNN \tl_set:Nx #1 #2 }
+ { \@@_pop_TF:NNNN \@@_pop_right:NNN \__kernel_tl_set:Nx #1 #2 }
\prg_new_protected_conditional:Npnn \seq_gpop_right:NN #1#2
{ T , F , TF }
- { \@@_pop_TF:NNNN \@@_pop_right:NNN \tl_gset:Nx #1 #2 }
+ { \@@_pop_TF:NNNN \@@_pop_right:NNN \__kernel_tl_gset:Nx #1 #2 }
\prg_generate_conditional_variant:Nnn \seq_pop_left:NN { c }
{ T , F , TF }
\prg_generate_conditional_variant:Nnn \seq_gpop_left:NN { c }
@@ -2123,9 +2123,9 @@
% semantics.
% \begin{macrocode}
\cs_new_protected:Npn \seq_set_map_x:NNn
- { \@@_set_map_x:NNNn \tl_set:Nx }
+ { \@@_set_map_x:NNNn \__kernel_tl_set:Nx }
\cs_new_protected:Npn \seq_gset_map_x:NNn
- { \@@_set_map_x:NNNn \tl_gset:Nx }
+ { \@@_set_map_x:NNNn \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \@@_set_map_x:NNNn #1#2#3#4
{
\@@_push_item_def:n { \exp_not:N \@@_item:n {#4} }
@@ -2142,9 +2142,9 @@
% <inline function>.
% \begin{macrocode}
\cs_new_protected:Npn \seq_set_map:NNn
- { \@@_set_map:NNNn \tl_set:Nx }
+ { \@@_set_map:NNNn \__kernel_tl_set:Nx }
\cs_new_protected:Npn \seq_gset_map:NNn
- { \@@_set_map:NNNn \tl_gset:Nx }
+ { \@@_set_map:NNNn \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \@@_set_map:NNNn #1#2#3#4
{
\@@_push_item_def:n { \exp_not:n { \@@_item:n {#4} } }
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3skip.dtx b/Master/texmf-dist/source/latex/l3kernel/l3skip.dtx
index 41ee426e402..aeef5ae45c4 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3skip.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3skip.dtx
@@ -44,7 +44,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3sort.dtx b/Master/texmf-dist/source/latex/l3kernel/l3sort.dtx
index 58fa850b36c..30d2b9737ed 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3sort.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3sort.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -376,7 +376,7 @@
{
\group_begin:
\@@_main:NNNn \tl_map_inline:Nn \tl_map_break:n #2 {#3}
- \tl_gset:Nx \g_@@_internal_tl
+ \__kernel_tl_gset:Nx \g_@@_internal_tl
{ \@@_tl_toks:w \l_@@_min_int ; }
\group_end:
#1 #2 \g_@@_internal_tl
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3str-convert.dtx b/Master/texmf-dist/source/latex/l3kernel/l3str-convert.dtx
index ee01d9e5b0e..2acfdcf0aa1 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3str-convert.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3str-convert.dtx
@@ -44,7 +44,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -455,7 +455,7 @@
% an empty result for the input $-1$.
% \begin{macrocode}
\group_begin:
- \tl_set:Nx \l_@@_internal_tl { \tl_to_str:n { 0123456789ABCDEF } }
+ \__kernel_tl_set:Nx \l_@@_internal_tl { \tl_to_str:n { 0123456789ABCDEF } }
\tl_map_inline:Nn \l_@@_internal_tl
{
\tl_map_inline:Nn \l_@@_internal_tl
@@ -541,7 +541,7 @@
% \begin{macrocode}
\cs_new_protected:Npn \@@_convert_gmap:N #1
{
- \tl_gset:Nx \g_@@_result_tl
+ \__kernel_tl_gset:Nx \g_@@_result_tl
{
\exp_after:wN \@@_convert_gmap_loop:NN
\exp_after:wN #1
@@ -566,7 +566,7 @@
% \begin{macrocode}
\cs_new_protected:Npn \@@_convert_gmap_internal:N #1
{
- \tl_gset:Nx \g_@@_result_tl
+ \__kernel_tl_gset:Nx \g_@@_result_tl
{
\exp_after:wN \@@_convert_gmap_internal_loop:Nww
\exp_after:wN #1
@@ -690,7 +690,7 @@
{
\group_begin:
#1
- \tl_gset:Nx \g_@@_result_tl { \__kernel_str_to_other_fast:n {#4} }
+ \__kernel_tl_gset:Nx \g_@@_result_tl { \__kernel_str_to_other_fast:n {#4} }
\exp_after:wN \@@_convert:wwwnn
\tl_to_str:n {#5} /// \s_@@_stop
{ decode } { unescape }
@@ -949,7 +949,7 @@
\cs_new_protected:Npn \@@_convert_unescape_:
{
\flag_clear:n { str_byte }
- \tl_gset:Nx \g_@@_result_tl
+ \__kernel_tl_gset:Nx \g_@@_result_tl
{ \exp_args:No \@@_filter_bytes:n \g_@@_result_tl }
\@@_if_flag_error:nnx { str_byte } { non-byte } { bytes }
}
@@ -1045,7 +1045,7 @@
\cs_new_protected:Npn \@@_convert_decode_clist:
{
\clist_gset:No \g_@@_result_tl \g_@@_result_tl
- \tl_gset:Nx \g_@@_result_tl
+ \__kernel_tl_gset:Nx \g_@@_result_tl
{
\exp_args:No \clist_map_function:nN
\g_@@_result_tl \@@_decode_clist_char:n
@@ -1068,7 +1068,7 @@
\cs_new_protected:Npn \@@_convert_encode_clist:
{
\@@_convert_gmap_internal:N \@@_encode_clist_char:n
- \tl_gset:Nx \g_@@_result_tl { \tl_tail:N \g_@@_result_tl }
+ \__kernel_tl_gset:Nx \g_@@_result_tl { \tl_tail:N \g_@@_result_tl }
}
\cs_new:Npn \@@_encode_clist_char:n #1 { , #1 }
% \end{macrocode}
@@ -1362,7 +1362,7 @@
\group_begin:
\flag_clear:n { str_error }
\int_set:Nn \tex_escapechar:D { 92 }
- \tl_gset:Nx \g_@@_result_tl
+ \__kernel_tl_gset:Nx \g_@@_result_tl
{
\@@_output_byte:w "
\exp_last_unbraced:Nf \@@_unescape_hex_auxi:N
@@ -1441,7 +1441,7 @@
\flag_clear:n { str_byte }
\flag_clear:n { str_error }
\int_set:Nn \tex_escapechar:D { 92 }
- \tl_gset:Nx \g_@@_result_tl
+ \__kernel_tl_gset:Nx \g_@@_result_tl
{
\exp_after:wN #3 \g_@@_result_tl
#1 ? { ? \prg_break: }
@@ -1527,13 +1527,13 @@
\flag_clear:n { str_byte }
\flag_clear:n { str_error }
\int_set:Nn \tex_escapechar:D { 92 }
- \tl_gset:Nx \g_@@_result_tl
+ \__kernel_tl_gset:Nx \g_@@_result_tl
{
\exp_after:wN \@@_unescape_string_newlines:wN
\g_@@_result_tl \prg_break: ^^M ?
\prg_break_point:
}
- \tl_gset:Nx \g_@@_result_tl
+ \__kernel_tl_gset:Nx \g_@@_result_tl
{
\exp_after:wN \@@_unescape_string_loop:wNNN
\g_@@_result_tl #1 ?? { ? \prg_break: }
@@ -1984,7 +1984,7 @@
\flag_clear:n { str_extra }
\flag_clear:n { str_overlong }
\flag_clear:n { str_overflow }
- \tl_gset:Nx \g_@@_result_tl
+ \__kernel_tl_gset:Nx \g_@@_result_tl
{
\exp_after:wN \@@_decode_utf_viii_start:N \g_@@_result_tl
{ \prg_break: \@@_decode_utf_viii_end: }
@@ -2274,7 +2274,7 @@
\flag_clear:n { str_extra }
\flag_clear:n { str_end }
\cs_set:Npn \@@_tmp:w ##1 ##2 { ` ## #1 }
- \tl_gset:Nx \g_@@_result_tl
+ \__kernel_tl_gset:Nx \g_@@_result_tl
{
\exp_after:wN \@@_decode_utf_xvi_pair:NN
#2 \q_@@_nil \q_@@_nil
@@ -2562,7 +2562,7 @@
\flag_clear:n { str_end }
\flag_clear:n { str_error }
\cs_set:Npn \@@_tmp:w ##1 ##2 { ` ## #1 }
- \tl_gset:Nx \g_@@_result_tl
+ \__kernel_tl_gset:Nx \g_@@_result_tl
{
\exp_after:wN \@@_decode_utf_xxxii_loop:NNNN
#2 \s_@@_stop \s_@@_stop \s_@@_stop \s_@@_stop
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3str.dtx b/Master/texmf-dist/source/latex/l3kernel/l3str.dtx
index 7a992f4cffd..bdde8616550 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3str.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3str.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -1027,13 +1027,13 @@
% hide in braces.
% \begin{macrocode}
\cs_new_protected:Npn \str_replace_once:Nnn
- { \@@_replace:NNNnn \prg_do_nothing: \tl_set:Nx }
+ { \@@_replace:NNNnn \prg_do_nothing: \__kernel_tl_set:Nx }
\cs_new_protected:Npn \str_greplace_once:Nnn
- { \@@_replace:NNNnn \prg_do_nothing: \tl_gset:Nx }
+ { \@@_replace:NNNnn \prg_do_nothing: \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \str_replace_all:Nnn
- { \@@_replace:NNNnn \@@_replace_next:w \tl_set:Nx }
+ { \@@_replace:NNNnn \@@_replace_next:w \__kernel_tl_set:Nx }
\cs_new_protected:Npn \str_greplace_all:Nnn
- { \@@_replace:NNNnn \@@_replace_next:w \tl_gset:Nx }
+ { \@@_replace:NNNnn \@@_replace_next:w \__kernel_tl_gset:Nx }
\cs_generate_variant:Nn \str_replace_once:Nnn { c }
\cs_generate_variant:Nn \str_greplace_once:Nnn { c }
\cs_generate_variant:Nn \str_replace_all:Nnn { c }
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3sys.dtx b/Master/texmf-dist/source/latex/l3kernel/l3sys.dtx
index ff694adb606..4e5e3816c7a 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3sys.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3sys.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -972,7 +972,7 @@ end
\tl_new:N \g_@@_backend_tl
\@@_finalise:n
{
- \tl_gset:Nx \g_@@_backend_tl
+ \__kernel_tl_gset:Nx \g_@@_backend_tl
{
\sys_if_engine_xetex:TF
{ xdvipdfmx }
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3text-case.dtx b/Master/texmf-dist/source/latex/l3kernel/l3text-case.dtx
index 3f8f381063f..fd41c6bdd31 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3text-case.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3text-case.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -155,6 +155,9 @@
% \begin{macro}[EXP]{\@@_change_case_lower_sigma:nnnN}
% \begin{macro}[EXP]{\@@_change_case_lower_sigma:nnNw}
% \begin{macro}[EXP]{\@@_change_case_lower_sigma:NnnN}
+% \begin{macro}[EXP]{\@@_change_case_lower_sigma:nnnNN}
+% \begin{macro}[EXP]{\@@_change_case_lower_sigma:nnw}
+% \begin{macro}[EXP]{\@@_change_case_lower_sigma:nnN}
% \begin{macro}[EXP]
% {\@@_change_case_char_title:nnN, \@@_change_case_char_titleonly:nnN}
% \begin{macro}[EXP]
@@ -206,6 +209,7 @@
\cs_new:Npn \@@_change_case_aux:nnn #1#2#3
{
\group_align_safe_begin:
+ \cs_if_exist_use:c { @@_change_case_boundary_ #2 _ #3 :Nnnw }
\@@_change_case_loop:nnw {#2} {#3} #1
\q_@@_recursion_tail \q_@@_recursion_stop
\@@_change_case_result:n { }
@@ -296,6 +300,7 @@
}
{
\@@_change_case_store:n { ~ }
+ \cs_if_exist_use:c { @@_change_case_boundary_ #1 _ #2 :Nnnw }
\@@_change_case_loop:nnw {#1} {#2}
}
% \end{macrocode}
@@ -461,16 +466,10 @@
% is there the special case of a terminal sigma. If not, then we pass to
% a simple character mapping.
% \begin{macrocode}
-\cs_new:Npx \@@_change_case_char_lower:nnN #1#2#3
+\cs_new:Npn \@@_change_case_char_lower:nnN #1#2#3
{
- \exp_not:N \cs_if_exist_use:cF { @@_change_case_lower_ #2 :nnnN }
- {
- \bool_lazy_or:nnTF
- { \sys_if_engine_luatex_p: }
- { \sys_if_engine_xetex_p: }
- { \exp_not:N \@@_change_case_lower_sigma:nnnN }
- { \exp_not:N \@@_change_case_char:nnnN }
- }
+ \cs_if_exist_use:cF { @@_change_case_lower_ #2 :nnnN }
+ { \@@_change_case_lower_sigma:nnnN }
{#1} {#1} {#2} #3
}
\cs_new:Npn \@@_change_case_char_upper:nnN #1#2#3
@@ -485,7 +484,7 @@
% then there is a look-ahead phase: the logic here is simply based on letters.
% The one exception is Dutch: see below.
% \begin{macrocode}
-\bool_lazy_or:nnT
+\bool_lazy_or:nnTF
{ \sys_if_engine_luatex_p: }
{ \sys_if_engine_xetex_p: }
{
@@ -518,6 +517,48 @@
}
}
% \end{macrocode}
+% In the $8$-bit engines, we have to look ahead once we find the first byte of the
+% possible hit.
+% \begin{macrocode}
+ {
+ \cs_new:Npn \@@_change_case_lower_sigma:nnnN #1#2#3#4
+ {
+ \int_compare:nNnTF { `#4 } = { "CE }
+ { \@@_change_case_lower_sigma:nnnNN }
+ { \@@_change_case_char:nnnN }
+ {#1} {#2} {#3} #4
+ }
+ \cs_new:Npn \@@_change_case_lower_sigma:nnnNN #1#2#3#4#5
+ {
+ \int_compare:nNnTF { `#5 } = { "A3 }
+ { \@@_change_case_lower_sigma:nnw {#2} {#3} }
+ { \@@_change_case_char:nnnN {#1} {#2} {#3} #4#5 }
+ }
+ \cs_new:Npn \@@_change_case_lower_sigma:nnw #1#2#3 \q_@@_recursion_stop
+ {
+ \tl_if_head_is_N_type:nTF {#3}
+ { \@@_change_case_lower_sigma:nnN }
+ {
+ \@@_change_case_store:V \c_@@_final_sigma_tl
+ \@@_change_case_loop:nnw
+ }
+ {#1} {#2} #3 \q_@@_recursion_stop
+ }
+ \cs_new:Npn \@@_change_case_lower_sigma:nnN #1#2#3
+ {
+ \bool_lazy_or:nnTF
+ { \token_if_letter_p:N #3 }
+ {
+ \bool_lazy_and_p:nn
+ { \token_if_active_p:N #3 }
+ { \int_compare_p:nNn { `#3 } > { "80 } }
+ }
+ { \@@_change_case_store:V \c_@@_sigma_tl }
+ { \@@_change_case_store:V \c_@@_final_sigma_tl }
+ \@@_change_case_loop:nnw {#1} {#2} #3
+ }
+ }
+% \end{macrocode}
% For titlecasing, we need to fully expand the new character to see if it
% is a letter (or active) But that means looking ahead in the $8$-bit case, so
% we have to grab the required tokens up-front. Life is a lot easier for Unicode
@@ -664,6 +705,9 @@
% \end{macro}
% \end{macro}
% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
%
% \begin{macro}[EXP]{\@@_change_case_upper_de-alt:nnnN}
% \begin{macro}[EXP]{\@@_change_case_upper_de-alt:nnnNN}
@@ -710,16 +754,28 @@
% \end{macro}
%
% \begin{macro}[EXP]{\@@_change_case_upper_el:nnnN}
-% \begin{macro}[EXP]{\@@_change_case_upper_el:nnnn}
-% \begin{macro}[EXP]{\@@_change_case_upper_el_aux:nnnN}
-% \begin{macro}[EXP]{\@@_change_case_upper_el_loop:nnw}
-% \begin{macro}[EXP]{\@@_change_case_upper_el:nnN}
-% \begin{macro}[EXP]{\@@_change_case_if_greek:nTF}
+% \begin{macro}[EXP]{\@@_change_case_upper_el:nnn}
+% \begin{macro}[EXP]{\@@_change_case_upper_el:nnNw}
+% \begin{macro}[EXP]{\@@_change_case_upper_el:NnnN}
+% \begin{macro}[EXP]{\@@_change_case_upper_el_dialytika:nnN}
+% \begin{macro}[EXP]{\@@_change_case_upper_el_dialytika:N}
+% \begin{macro}[EXP]{\@@_change_case_upper_el_hiatus:nnNw}
+% \begin{macro}[EXP]{\@@_change_case_upper_el_hiatus:nnN}
+% \begin{macro}[EXP]{\@@_change_case_upper_el_gobble:nnw}
+% \begin{macro}[EXP]{\@@_change_case_upper_el_gobble:nnN}
+% \begin{macro}[EXP,TF]{\@@_change_case_if_greek:n}
+% \begin{macro}[EXP,pTF]{\@@_change_case_if_greek:n}
+% \begin{macro}[EXP,pTF]{\@@_change_case_if_greek_accent:n}
+% \begin{macro}[EXP,pTF]{\@@_change_case_if_greek_diacritic:n}
+% \begin{macro}[EXP,TF]{\@@_change_case_if_takes_dialytika:n}
% For Greek uppercasing, we need to know if characters \emph{in the Greek
% range} have accents. That means doing a \textsc{nfd} conversion first, then
% starting a search. As described by the Unicode \textsc{cldr}, Greek accents
% need to be found \emph{after} any U+0308 (diaeresis) and are done in two
-% groups to allow for the canonical ordering.
+% groups to allow for the canonical ordering. The implementation here follows
+% the data and examples from ICU
+% (\url{https://sites.google.com/site/icusite/design/case/greek-upper}),
+% although necessarily the implementation is somewhat different.
% \begin{macrocode}
\bool_lazy_or:nnT
{ \sys_if_engine_luatex_p: }
@@ -729,97 +785,233 @@
{
\@@_change_case_if_greek:nTF { `#4 }
{
- \exp_args:Ne \@@_change_case_upper_el:nnnn
- { \char_to_nfd:N #4 } {#1} {#2} {#3}
+ \exp_args:Ne \@@_change_case_upper_el:nnn
+ { \char_to_nfd:N #4 } {#2} {#3}
}
{ \@@_change_case_char:nnnN {#1} {#2} {#3} #4 }
}
- \cs_new:Npn \@@_change_case_upper_el:nnnn #1#2#3#4
- { \@@_change_case_upper_el_aux:nnnN {#2} {#3} {#4} #1 }
- \cs_new:Npn \@@_change_case_upper_el_aux:nnnN #1#2#3#4
- {
- \@@_change_case_store:e { \use:c { char_ #1 case:N } #4 }
- \@@_change_case_upper_el_loop:nnw {#2} {#3}
- }
- \cs_new:Npn \@@_change_case_upper_el_loop:nnw
- #1#2#3 \q_@@_recursion_stop
+ \cs_new:Npn \@@_change_case_upper_el:nnn #1#2#3
+ { \@@_change_case_upper_el:nnNw {#2} {#3} #1 }
+% \end{macrocode}
+% At this stage we have the first NFD codepoint as |#3|. What we need to know
+% is whether after that we have another character token, either from the NFD or
+% directly in the input. If not, we store the changed character at this stage.
+% \begin{macrocode}
+ \cs_new:Npn \@@_change_case_upper_el:nnNw #1#2#3#4 \q_@@_recursion_stop
{
- \tl_if_head_is_N_type:nTF {#3}
- { \@@_change_case_upper_el:nnN }
- { \@@_change_case_loop:nnw }
- {#1} {#2} #3 \q_@@_recursion_stop
+ \tl_if_head_is_N_type:nTF {#4}
+ { \@@_change_case_upper_el:NnnN #3 }
+ {
+ \@@_change_case_store:e { \char_uppercase:N #3 }
+ \@@_change_case_loop:nnw
+ }
+ {#1} {#2} #4 \q_@@_recursion_stop
}
% \end{macrocode}
-% In addition to the Greek accents, we list three cases here where an
-% accent outside the Greek range has a \text{nfd} that would make it
-% equivalent. That includes U+0344, which has to insert U+0308.
+% Now, we check the detail of the next codepoint: again we filter out the
+% not-a-char cases, before checking if it's an dialytika, accent or diacritic.
+% (The latter do not have the same hiatus behavior as accents.)
% \begin{macrocode}
- \cs_new:Npn \@@_change_case_upper_el:nnN #1#2#3
+ \cs_new:Npn \@@_change_case_upper_el:NnnN #1#2#3#4
{
- \token_if_cs:NTF #3
- { \@@_change_case_loop:nnw {#1} {#2} #3 }
+ \token_if_cs:NTF #4
{
- \int_compare:nNnTF { `#3 } = { "0308 }
- {
- \@@_change_case_store:n {#3}
- \@@_change_case_upper_el_loop:nnw {#1} {#2}
- }
+ \@@_change_case_store:e { \char_uppercase:N #1 }
+ \@@_change_case_loop:nnw {#2} {#3} #4
+ }
+ {
+ \int_compare:nNnTF { `#4 } = { "0308 }
+ { \@@_change_case_upper_el_dialytika:nnN {#2} {#3} #1 }
{
- \bool_lazy_any:nTF
+ \@@_change_case_if_greek_accent:nTF { `#4 }
+ { \@@_change_case_upper_el_hiatus:nnNw {#2} {#3} #1 }
{
- { \int_compare_p:nNn { `#3 } = { "0300 } }
- { \int_compare_p:nNn { `#3 } = { "0301 } }
- { \int_compare_p:nNn { `#3 } = { "0304 } }
- { \int_compare_p:nNn { `#3 } = { "0306 } }
- { \int_compare_p:nNn { `#3 } = { "0308 } }
- { \int_compare_p:nNn { `#3 } = { "0313 } }
- { \int_compare_p:nNn { `#3 } = { "0314 } }
- { \int_compare_p:nNn { `#3 } = { "0342 } }
- { \int_compare_p:nNn { `#3 } = { "0340 } }
- { \int_compare_p:nNn { `#3 } = { "0341 } }
- { \int_compare_p:nNn { `#3 } = { "0343 } }
- }
- { \@@_change_case_upper_el_loop:nnw {#1} {#2} }
- {
- \int_compare:nNnTF { `#3 } = { "0344 }
+ \@@_change_case_if_greek_diacritic:nTF { `#4 }
{
- \@@_change_case_store:e
- {
- \char_generate:nn { "0308 }
- { \@@_char_catcode:N #3 }
- }
- \@@_change_case_upper_el_loop:nnw {#1} {#2}
+ \@@_change_case_store:e { \char_uppercase:N #1 }
+ \@@_change_case_loop:nnw {#2} {#3}
}
{
- \int_compare:nNnTF { `#3 } = { "0345 }
- { \@@_change_case_loop:nnw {#1} {#2} }
- { \@@_change_case_loop:nnw {#1} {#2} #3 }
+ \@@_change_case_store:e { \char_uppercase:N #1 }
+ \@@_change_case_loop:nnw {#2} {#3} #4
}
}
}
}
}
- \prg_new_conditional:Npnn \@@_change_case_if_greek:n #1 { TF }
+% \end{macrocode}
+% We handle \emph{dialytika} in parts as it's also needed for the hiatus.
+% We know only two letters take it, so we can shortcut here on the second
+% part of the tests.
+% \begin{macrocode}
+ \cs_new:Npn \@@_change_case_upper_el_dialytika:nnN #1#2#3
+ {
+ \@@_change_case_if_takes_dialytika:nTF { `#3 }
+ { \@@_change_case_upper_el_dialytika:N #3 }
+ { \@@_change_case_store:e { \char_uppercase:N #3 } }
+ \@@_change_case_upper_el_gobble:nnw {#1} {#2}
+ }
+ \cs_new:Npn \@@_change_case_upper_el_dialytika:N #1
+ {
+ \@@_change_case_store:e
+ {
+ \bool_lazy_or:nnTF
+ { \int_compare_p:nNn { `#1 } = { "0399 } }
+ { \int_compare_p:nNn { `#1 } = { "03B9 } }
+ { \char_generate:nn { "03AA } { \@@_char_catcode:N #1 } }
+ { \char_generate:nn { "03AB } { \@@_char_catcode:N #1 } }
+ }
+ }
+% \end{macrocode}
+% Adding a hiatus needs some of the same ideas, but if there is not one we
+% skip this code point, hence needing a separate function.
+% \begin{macrocode}
+ \cs_new:Npn \@@_change_case_upper_el_hiatus:nnNw
+ #1#2#3#4 \q_@@_recursion_stop
+ {
+ \@@_change_case_store:e { \char_uppercase:N #3 }
+ \tl_if_head_is_N_type:nTF {#4}
+ { \@@_change_case_upper_el_hiatus:nnN }
+ { \@@_change_case_loop:nnw }
+ {#1} {#2} #4 \q_@@_recursion_stop
+ }
+ \cs_new:Npn \@@_change_case_upper_el_hiatus:nnN #1#2#3
+ {
+ \token_if_cs:NTF #3
+ { \@@_change_case_loop:nnw {#1} {#2} #3 }
+ {
+ \@@_change_case_if_takes_dialytika:nTF { `#3 }
+ {
+ \@@_change_case_upper_el_dialytika:N #3
+ \@@_change_case_upper_el_gobble:nnw {#1} {#2}
+ }
+ { \@@_change_case_loop:nnw {#1} {#2} #3 }
+ }
+ }
+% \end{macrocode}
+% For clearing out trailing combining marks after we have dealt with
+% the first one.
+% \begin{macrocode}
+ \cs_new:Npn \@@_change_case_upper_el_gobble:nnw
+ #1#2#3 \q_@@_recursion_stop
{
- \if_int_compare:w #1 < "0370 \exp_stop_f:
+ \tl_if_head_is_N_type:nTF {#3}
+ { \@@_change_case_upper_el_gobble:nnN }
+ { \@@_change_case_loop:nnw }
+ {#1} {#2} #3 \q_@@_recursion_stop
+ }
+ \cs_new:Npn \@@_change_case_upper_el_gobble:nnN #1#2#3
+ {
+ \bool_lazy_or:nnTF
+ { \token_if_cs_p:N #3 }
+ {
+ ! \bool_lazy_or_p:nn
+ { \@@_change_case_if_greek_accent_p:n { `#3 } }
+ { \@@_change_case_if_greek_diacritic_p:n { `#3 } }
+ }
+ { \@@_change_case_loop:nnw {#1} {#2} #3 }
+ { \@@_change_case_upper_el_gobble:nnw {#1} {#2} }
+ }
+ }
+% \end{macrocode}
+% Luckily the Greek range is limited and clear.
+% \begin{macrocode}
+\prg_new_conditional:Npnn \@@_change_case_if_greek:n #1 { TF }
+ {
+ \if_int_compare:w #1 < "0370 \exp_stop_f:
+ \prg_return_false:
+ \else:
+ \if_int_compare:w #1 > "03FF \exp_stop_f:
+ \if_int_compare:w #1 < "1F00 \exp_stop_f:
\prg_return_false:
\else:
- \if_int_compare:w #1 > "03FF \exp_stop_f:
- \if_int_compare:w #1 < "1F00 \exp_stop_f:
- \prg_return_false:
+ \if_int_compare:w #1 > "1FFF \exp_stop_f:
+ \prg_return_false:
+ \else:
+ \prg_return_true:
+ \fi:
+ \fi:
+ \else:
+ \prg_return_true:
+ \fi:
+ \fi:
+ }
+% \end{macrocode}
+% We follow ICU in adding a few extras to the accent list here.
+% \begin{macrocode}
+\prg_new_conditional:Npnn \@@_change_case_if_greek_accent:n #1 { TF , p }
+ {
+ \if_int_compare:w #1 = "0300 \exp_stop_f:
+ \prg_return_true:
+ \else:
+ \if_int_compare:w #1 = "0301 \exp_stop_f:
+ \prg_return_true:
+ \else:
+ \if_int_compare:w #1 = "0342 \exp_stop_f:
+ \prg_return_true:
+ \else:
+ \if_int_compare:w #1 = "0302 \exp_stop_f:
+ \prg_return_true:
+ \else:
+ \if_int_compare:w #1 = "0303 \exp_stop_f:
+ \prg_return_true:
\else:
- \if_int_compare:w #1 > "1FFF \exp_stop_f:
- \prg_return_false:
- \else:
+ \if_int_compare:w #1 = "0311 \exp_stop_f:
\prg_return_true:
+ \else:
+ \prg_return_false:
\fi:
\fi:
- \else:
+ \fi:
+ \fi:
+ \fi:
+ \fi:
+ }
+\prg_new_conditional:Npnn \@@_change_case_if_greek_diacritic:n
+ #1 { TF , p }
+ {
+ \if_int_compare:w #1 = "0304 \exp_stop_f:
+ \prg_return_true:
+ \else:
+ \if_int_compare:w #1 = "0306 \exp_stop_f:
+ \prg_return_true:
+ \else:
+ \if_int_compare:w #1 = "0313 \exp_stop_f:
+ \prg_return_true:
+ \else:
+ \if_int_compare:w #1 = "0314 \exp_stop_f:
\prg_return_true:
+ \else:
+ \if_int_compare:w #1 = "0343 \exp_stop_f:
+ \prg_return_true:
+ \else:
+ \prg_return_false:
+ \fi:
\fi:
\fi:
- }
+ \fi:
+ \fi:
}
+\prg_new_conditional:Npnn \@@_change_case_if_takes_dialytika:n #1 { TF }
+ {
+ \if_int_compare:w #1 = "0399 \exp_stop_f:
+ \prg_return_true:
+ \else:
+ \if_int_compare:w #1 = "03B9 \exp_stop_f:
+ \prg_return_true:
+ \else:
+ \if_int_compare:w #1 = "03A5 \exp_stop_f:
+ \prg_return_true:
+ \else:
+ \if_int_compare:w #1 = "03C5 \exp_stop_f:
+ \prg_return_true:
+ \else:
+ \prg_return_false:
+ \fi:
+ \fi:
+ \fi:
+ \fi:
+ }
% \end{macrocode}
% \end{macro}
% \end{macro}
@@ -827,6 +1019,76 @@
% \end{macro}
% \end{macro}
% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \begin{macro}[EXP]{\@@_change_case_boundary_upper_el:Nnnw}
+% \begin{macro}[EXP]{\@@_change_case_boundary_upper_el:nnN}
+% \begin{macro}[EXP]{\@@_change_case_boundary_upper_el:nnNw}
+% \begin{macro}[EXP]{\@@_change_case_boundary_upper_el:NnnN}
+% There is one special case in Greek that needs to be picked up based on
+% being an isolated letter. We do that using a test similar to final sigma,
+% but it has to fire off from the space grabber.
+% \begin{macrocode}
+\bool_lazy_or:nnT
+ { \sys_if_engine_luatex_p: }
+ { \sys_if_engine_xetex_p: }
+ {
+ \cs_new:Npn \@@_change_case_boundary_upper_el:Nnnw
+ #1#2#3#4 \q_@@_recursion_stop
+ {
+ \tl_if_head_is_N_type:nTF {#4}
+ { \@@_change_case_boundary_upper_el:nnN }
+ { \@@_change_case_loop:nnw }
+ {#2} {#3} #4 \q_@@_recursion_stop
+ }
+ \cs_new:Npn \@@_change_case_boundary_upper_el:nnN #1#2#3
+ {
+ \bool_lazy_or:nnTF
+ { \token_if_cs_p:N #3 }
+ {
+ ! \bool_lazy_or_p:nn
+ { \int_compare_p:nNn { `#3 } = { "03AE } }
+ { \int_compare_p:nNn { `#3 } = { "1F22 } }
+ }
+ { \@@_change_case_loop:nnw }
+ { \@@_change_case_boundary_upper_el:nnNw }
+ {#1} {#2} #3
+ }
+ \cs_new:Npn \@@_change_case_boundary_upper_el:nnNw
+ #1#2#3#4 \q_@@_recursion_stop
+ {
+ \tl_if_head_is_N_type:nTF {#4}
+ { \@@_change_case_boundary_upper_el:NnnN #3 }
+ {
+ \@@_change_case_store:e
+ { \char_generate:nn { "0389 } { \@@_char_catcode:N #3 } }
+ \@@_change_case_loop:nnw
+ }
+ {#1} {#2} #4 \q_@@_recursion_stop
+ }
+ \cs_new:Npn \@@_change_case_boundary_upper_el:NnnN #1#2#3#4
+ {
+ \token_if_letter:NTF #4
+ { \@@_change_case_loop:nnw {#2} {#3} #1#4 }
+ {
+ \@@_change_case_store:e
+ { \char_generate:nn { "0389 } { \@@_char_catcode:N #1 } }
+ \@@_change_case_loop:nnw {#2} {#3} #4
+ }
+ }
+ }
+% \end{macrocode}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
% \begin{macro}[EXP]{\@@_change_case_title_el:nnnN}
% Titlecasing retains accents, but to prevent the uppercasing code
% from kicking in, there has to be an explicit function here.
@@ -1198,14 +1460,17 @@
%
% \begin{variable}
% {
-% \c_@@_dotless_i_tl ,
-% \c_@@_dotted_I_tl ,
-% \c_@@_i_ogonek_tl ,
-% \c_@@_I_ogonek_tl ,
+% \c_@@_dotless_i_tl ,
+% \c_@@_dotted_I_tl ,
+% \c_@@_i_ogonek_tl ,
+% \c_@@_I_ogonek_tl ,
+% \c_@@_final_sigma_tl ,
+% \c_@@_sigma_tl ,
% \c_@@_grosses_Eszett_tl
% }
% For cases where there is an $8$-bit option in the |T1| font set up,
-% a variant is provided in both cases.
+% a variant is provided in both cases. There are also a few extras for
+% |LGR|.
% \begin{macrocode}
\group_begin:
\bool_lazy_or:nnF
@@ -1238,6 +1503,8 @@
\@@_tmp:w \c_@@_dotted_I_tl { 0130 }
\@@_tmp:w \c_@@_i_ogonek_tl { 012F }
\@@_tmp:w \c_@@_I_ogonek_tl { 012E }
+ \@@_tmp:w \c_@@_final_sigma_tl { 03C2 }
+ \@@_tmp:w \c_@@_sigma_tl { 03C3 }
\@@_tmp:w \c_@@_grosses_Eszett_tl { 1E9E }
}
\group_end:
@@ -1245,7 +1512,9 @@
% \end{variable}
%
% For $8$-bit engines we now need to define the case-change data for
-% the multi-octet mappings. These need a list of what code points are
+% the multi-octet mappings. This data is here not in the \pkg{char} module
+% as the multi-byte nature means they are never |N|-type.
+% These need a list of what code points are
% doable in |T1| so the list is hard coded (there's no saving in loading
% the mappings dynamically). All of the straight-forward ones have two
% octets, so that is taken as read.
@@ -1454,9 +1723,18 @@
{ 042E } { 044E }
{ 042F } { 044F }
% \end{macrocode}
-% Core Greek support: there may need to be a little more work here to
-% deal completely with accents.
+% Greek support: everything in the two-octet range.
% \begin{macrocode}
+ { 0370 } { 0371 }
+ { 0372 } { 0373 }
+ { 0376 } { 0377 }
+ { 03FD } { 037B }
+ { 03FE } { 037C }
+ { 03FF } { 037D }
+ { 0386 } { 03AC }
+ { 0388 } { 03AD }
+ { 0389 } { 03AE }
+ { 038A } { 03AF }
{ 0391 } { 03B1 }
{ 0392 } { 03B2 }
{ 0393 } { 03B3 }
@@ -1481,17 +1759,39 @@
{ 03A7 } { 03C7 }
{ 03A8 } { 03C8 }
{ 03A9 } { 03C9 }
+ { 03AA } { 03CA }
+ { 03AB } { 03CB }
+ { 038C } { 03CC }
+ { 038E } { 03CD }
+ { 038F } { 03CE }
+ { 03CF } { 03D7 }
{ 03D8 } { 03D9 }
{ 03DA } { 03DB }
{ 03DC } { 03DD }
{ 03DE } { 03DF }
{ 03E0 } { 03E1 }
+ { 03E2 } { 03E3 }
+ { 03E4 } { 03E5 }
+ { 03E6 } { 03E7 }
+ { 03E8 } { 03E9 }
+ { 03EA } { 03EB }
+ { 03EC } { 03ED }
+ { 03EE } { 03EF }
+ { 03F9 } { 03F2 }
+ { 037F } { 03F3 }
+ { 03F7 } { 03F8 }
+ { 03FA } { 03FB }
\q_recursion_tail ?
\q_recursion_stop
+% \end{macrocode}
+% Odds and ends for Greek; mainly symbols that are for compatibility,
+% but also things like the terminal sigma. Almost all are uppercase
+% mappings, but there is one that is not!
+% \begin{macrocode}
\cs_set_protected:Npn \@@_tmp:w #1#2#3
{
\group_begin:
- \cs_set_protected:Npn \@@_tmp:w ##1##2##3##4
+ \cs_set_protected:Npn \@@_tmp:w ##1##2##3##4##5##6##7##8
{
\tl_const:cx
{
@@ -1500,6 +1800,47 @@
\char_generate:nn {##2} { 12 }
_tl
}
+ {
+ \exp_after:wN \exp_after:wN \exp_after:wN
+ \exp_not:N \char_generate:nn {##5} { 13 }
+ \exp_after:wN \exp_after:wN \exp_after:wN
+ \exp_not:N \char_generate:nn {##6} { 13 }
+ }
+ }
+ \use:x
+ {
+ \@@_tmp:w
+ \char_to_utfviii_bytes:n { "#1 }
+ \char_to_utfviii_bytes:n { "#2 }
+ }
+ \group_end:
+ }
+ \@@_tmp:w { 0345 } { 0399 } { upper }
+ \@@_tmp:w { 03C2 } { 03A3 } { upper }
+ \@@_tmp:w { 03D0 } { 0392 } { upper }
+ \@@_tmp:w { 03D1 } { 0398 } { upper }
+ \@@_tmp:w { 03D5 } { 03A6 } { upper }
+ \@@_tmp:w { 03D6 } { 03A0 } { upper }
+ \@@_tmp:w { 03F0 } { 039A } { upper }
+ \@@_tmp:w { 03F1 } { 03A1 } { upper }
+ \@@_tmp:w { 03F4 } { 03B8 } { lower }
+ \@@_tmp:w { 03F5 } { 0395 } { upper }
+% \end{macrocode}
+% Odds and ends that are not simple one-to-one mappings. These
+% are still two-octet code points.
+% \begin{macrocode}
+ \cs_set_protected:Npn \@@_tmp:w #1#2#3
+ {
+ \group_begin:
+ \cs_set_protected:Npn \@@_tmp:w ##1##2##3##4
+ {
+ \tl_const:cn
+ {
+ c_@@_ #3 case_
+ \char_generate:nn {##1} { 12 }
+ \char_generate:nn {##2} { 12 }
+ _tl
+ }
{#2}
}
\use:x
@@ -1509,8 +1850,182 @@
\@@_tmp:w { 00DF } { SS } { upper }
\@@_tmp:w { 00DF } { Ss } { title }
\@@_tmp:w { 0131 } { I } { upper }
- }
- \group_end:
+% \end{macrocode}
+% Greek support: the three-octet code points.
+% \begin{macrocode}
+ \cs_set_protected:Npn \@@_tmp:nnnnnn #1#2#3#4#5#6#7
+ {
+ \tl_const:cx
+ {
+ c_@@_ #1 case_
+ \char_generate:nn {#2} { 12 }
+ \char_generate:nn {#3} { 12 }
+ \char_generate:nn {#4} { 12 }
+ _tl
+ }
+ {
+ \exp_after:wN \exp_after:wN \exp_after:wN
+ \exp_not:N \char_generate:nn {#5} { 13 }
+ \exp_after:wN \exp_after:wN \exp_after:wN
+ \exp_not:N \char_generate:nn {#6} { 13 }
+ \exp_after:wN \exp_after:wN \exp_after:wN
+ \exp_not:N \char_generate:nn {#7} { 13 }
+ }
+ }
+ \cs_set_protected:Npn \@@_tmp:w #1#2#3#4#5#6#7#8
+ {
+ \tl_const:cx
+ {
+ c_@@_lowercase_
+ \char_generate:nn {#1} { 12 }
+ \char_generate:nn {#2} { 12 }
+ \char_generate:nn {#3} { 12 }
+ _tl
+ }
+ {
+ \exp_after:wN \exp_after:wN \exp_after:wN
+ \exp_not:N \char_generate:nn {#5} { 13 }
+ \exp_after:wN \exp_after:wN \exp_after:wN
+ \exp_not:N \char_generate:nn {#6} { 13 }
+ \exp_after:wN \exp_after:wN \exp_after:wN
+ \exp_not:N \char_generate:nn {#7} { 13 }
+ }
+ \@@_tmp:nnnnnn { upper } {#5} {#6} {#7} {#1} {#2} {#3}
+ \@@_tmp:nnnnnn { title } {#5} {#6} {#7} {#1} {#2} {#3}
+ }
+ \@@_loop:nn
+ { 1F08 } { 1F00 }
+ { 1F09 } { 1F01 }
+ { 1F0A } { 1F02 }
+ { 1F0B } { 1F03 }
+ { 1F0C } { 1F04 }
+ { 1F0D } { 1F05 }
+ { 1F0E } { 1F06 }
+ { 1F0F } { 1F07 }
+ { 1F18 } { 1F10 }
+ { 1F19 } { 1F11 }
+ { 1F1A } { 1F12 }
+ { 1F1B } { 1F13 }
+ { 1F1C } { 1F14 }
+ { 1F1D } { 1F15 }
+ { 1F28 } { 1F20 }
+ { 1F29 } { 1F21 }
+ { 1F2A } { 1F22 }
+ { 1F2B } { 1F23 }
+ { 1F2C } { 1F24 }
+ { 1F2D } { 1F25 }
+ { 1F2E } { 1F26 }
+ { 1F2F } { 1F27 }
+ { 1F38 } { 1F30 }
+ { 1F39 } { 1F31 }
+ { 1F3A } { 1F32 }
+ { 1F3B } { 1F33 }
+ { 1F3C } { 1F34 }
+ { 1F3D } { 1F35 }
+ { 1F3E } { 1F36 }
+ { 1F3F } { 1F37 }
+ { 1F48 } { 1F40 }
+ { 1F49 } { 1F41 }
+ { 1F4A } { 1F42 }
+ { 1F4B } { 1F43 }
+ { 1F4C } { 1F44 }
+ { 1F4D } { 1F45 }
+ { 1F59 } { 1F51 }
+ { 1F5B } { 1F53 }
+ { 1F5D } { 1F55 }
+ { 1F5F } { 1F57 }
+ { 1F68 } { 1F60 }
+ { 1F69 } { 1F61 }
+ { 1F6A } { 1F62 }
+ { 1F6B } { 1F63 }
+ { 1F6C } { 1F64 }
+ { 1F6D } { 1F65 }
+ { 1F6E } { 1F66 }
+ { 1F6F } { 1F67 }
+ { 1FBA } { 1F70 }
+ { 1FBB } { 1F71 }
+ { 1FC8 } { 1F72 }
+ { 1FC9 } { 1F73 }
+ { 1FCA } { 1F74 }
+ { 1FCB } { 1F75 }
+ { 1FDA } { 1F76 }
+ { 1FDB } { 1F77 }
+ { 1FF8 } { 1F78 }
+ { 1FF9 } { 1F79 }
+ { 1FEA } { 1F7A }
+ { 1FEB } { 1F7B }
+ { 1FFA } { 1F7C }
+ { 1FFB } { 1F7D }
+ { 1F88 } { 1F80 }
+ { 1F89 } { 1F81 }
+ { 1F8A } { 1F82 }
+ { 1F8B } { 1F83 }
+ { 1F8C } { 1F84 }
+ { 1F8D } { 1F85 }
+ { 1F8E } { 1F86 }
+ { 1F8F } { 1F87 }
+ { 1F98 } { 1F90 }
+ { 1F99 } { 1F91 }
+ { 1F9A } { 1F92 }
+ { 1F9B } { 1F93 }
+ { 1F9C } { 1F94 }
+ { 1F9D } { 1F95 }
+ { 1F9E } { 1F96 }
+ { 1F9F } { 1F97 }
+ { 1FA8 } { 1FA0 }
+ { 1FA9 } { 1FA1 }
+ { 1FAA } { 1FA2 }
+ { 1FAB } { 1FA3 }
+ { 1FAC } { 1FA4 }
+ { 1FAD } { 1FA5 }
+ { 1FAE } { 1FA6 }
+ { 1FAF } { 1FA7 }
+ { 1FB8 } { 1FB0 }
+ { 1FB9 } { 1FB1 }
+ { 1FBC } { 1FB3 }
+ { 1FCC } { 1FC3 }
+ { 1FD8 } { 1FD0 }
+ { 1FD9 } { 1FD1 }
+ { 1FE8 } { 1FE0 }
+ { 1FE9 } { 1FE1 }
+ { 1FEC } { 1FE5 }
+ { 1FFC } { 1FF3 }
+ \q_recursion_tail ?
+ \q_recursion_stop
+% \end{macrocode}
+% One three-octet special case for Greek: it also moves to two-octets!
+% \begin{macrocode}
+ \cs_set_protected:Npn \@@_tmp:w #1#2#3
+ {
+ \group_begin:
+ \cs_set_protected:Npn \@@_tmp:w ##1##2##3##4##5##6##7##8
+ {
+ \tl_const:cx
+ {
+ c_@@_ #3 case_
+ \char_generate:nn {##1} { 12 }
+ \char_generate:nn {##2} { 12 }
+ \char_generate:nn {##3} { 12 }
+ _tl
+ }
+ {
+ \exp_after:wN \exp_after:wN \exp_after:wN
+ \exp_not:N \char_generate:nn {##5} { 13 }
+ \exp_after:wN \exp_after:wN \exp_after:wN
+ \exp_not:N \char_generate:nn {##6} { 13 }
+ }
+ }
+ \use:x
+ {
+ \@@_tmp:w
+ \char_to_utfviii_bytes:n { "#1 }
+ \char_to_utfviii_bytes:n { "#2 }
+ }
+ \group_end:
+ }
+ \@@_tmp:w { 1FBE } { 0399 } { upper }
+ }
+\group_end:
% \end{macrocode}
%
% The (fixed) look-up mappings for letter-like control sequences.
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3text-purify.dtx b/Master/texmf-dist/source/latex/l3kernel/l3text-purify.dtx
index b2f0b59fab1..1bc377ed02a 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3text-purify.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3text-purify.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -398,10 +398,15 @@
{ \text_declare_purify_equivalent:Nn #1 { } }
% \end{macrocode}
% Environments have to be handled by pure expansion.
+%
+% \begin{macro}{\@@_end_env:n}
% \begin{macrocode}
\text_declare_purify_equivalent:Nn \begin { \use:c }
-\text_declare_purify_equivalent:Nn \end { \use:c }
+\text_declare_purify_equivalent:Nn \end { \@@_end_env:n }
+\cs_new:Npn \@@_end_env:n #1 { \cs:w end #1 \cs_end: }
% \end{macrocode}
+% \end{macro}
+%
% Some common symbols and similar ideas.
% \begin{macrocode}
\text_declare_purify_equivalent:Nn \\ { }
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3text.dtx b/Master/texmf-dist/source/latex/l3kernel/l3text.dtx
index 3672f461770..893c43da59a 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3text.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3text.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -163,7 +163,8 @@
% Unicode \TeX{} engines.
% \item Greek (\texttt{el}).
% Removes accents from Greek letters when uppercasing; titlecasing
-% leaves accents in place.
+% leaves accents in place. (At present this is implemented only
+% for Unicode engines.)
% \item Lithuanian (\texttt{lt}).
% The lowercase letters i and j should retain a dot above when the
% accents grave, acute or tilde are present. This is implemented for
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3tl-analysis.dtx b/Master/texmf-dist/source/latex/l3kernel/l3tl-analysis.dtx
index 3f87c17abb1..be4bd2406e8 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3tl-analysis.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3tl-analysis.dtx
@@ -44,7 +44,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -721,7 +721,7 @@
% \begin{macrocode}
\cs_new_protected:Npn \@@_analysis_b:n #1
{
- \tl_gset:Nx \g_@@_analysis_result_tl
+ \__kernel_tl_gset:Nx \g_@@_analysis_result_tl
{
\@@_analysis_b_loop:w 0; #1
\prg_break_point:
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3tl.dtx b/Master/texmf-dist/source/latex/l3kernel/l3tl.dtx
index 2ef110b3838..b942e97703c 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3tl.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3tl.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -1269,6 +1269,15 @@
%
% \subsection{Functions}
%
+% \begin{macro}{\__kernel_tl_set:Nx,\__kernel_tl_gset:Nx}
+% These two are supplied to get better performance for macros which would
+% otherwise use \cs{tl_set:Nx} or \cs{tl_gset:Nx} internally.
+% \begin{macrocode}
+\cs_new_eq:NN \__kernel_tl_set:Nx \cs_set_nopar:Npx
+\cs_new_eq:NN \__kernel_tl_gset:Nx \cs_gset_nopar:Npx
+% \end{macrocode}
+% \end{macro}
+%
% \begin{macro}{\tl_new:N, \tl_new:c}
% Creating new token list variables is a case of checking for an
% existing definition and doing the definition.
@@ -1283,12 +1292,14 @@
% \end{macro}
%
% \begin{macro}{\tl_const:Nn, \tl_const:Nx, \tl_const:cn, \tl_const:cx}
-% Constants are also easy to generate.
+% Constants are also easy to generate. They use \cs{cs_gset_nopar:Npx} instead
+% of \cs{__kernel_tl_gset:Nx} so that the correct scope checking is applied if
+% \pkg{l3debug} is used.
% \begin{macrocode}
\cs_new_protected:Npn \tl_const:Nn #1#2
{
\__kernel_chk_if_free_cs:N #1
- \cs_gset_nopar:Npx #1 { \exp_not:n {#2} }
+ \cs_gset_nopar:Npx #1 { \__kernel_exp_not:w {#2} }
}
\cs_new_protected:Npn \tl_const:Nx #1#2
{
@@ -1350,9 +1361,21 @@
% \cs{scan_stop:} would lead to problems later on.
% \begin{macrocode}
\cs_new_protected:Npn \tl_concat:NNN #1#2#3
- { \tl_set:Nx #1 { \exp_not:o {#2} \exp_not:o {#3} } }
+ {
+ \__kernel_tl_set:Nx #1
+ {
+ \__kernel_exp_not:w \exp_after:wN {#2}
+ \__kernel_exp_not:w \exp_after:wN {#3}
+ }
+ }
\cs_new_protected:Npn \tl_gconcat:NNN #1#2#3
- { \tl_gset:Nx #1 { \exp_not:o {#2} \exp_not:o {#3} } }
+ {
+ \__kernel_tl_gset:Nx #1
+ {
+ \__kernel_exp_not:w \exp_after:wN {#2}
+ \__kernel_exp_not:w \exp_after:wN {#3}
+ }
+ }
\cs_generate_variant:Nn \tl_concat:NNN { ccc }
\cs_generate_variant:Nn \tl_gconcat:NNN { ccc }
% \end{macrocode}
@@ -1419,17 +1442,17 @@
% \enquote{by hand} as it is used quite a lot.
% \begin{macrocode}
\cs_new_protected:Npn \tl_set:Nn #1#2
- { \cs_set_nopar:Npx #1 { \exp_not:n {#2} } }
+ { \__kernel_tl_set:Nx #1 { \__kernel_exp_not:w {#2} } }
\cs_new_protected:Npn \tl_set:No #1#2
- { \cs_set_nopar:Npx #1 { \exp_not:o {#2} } }
+ { \__kernel_tl_set:Nx #1 { \__kernel_exp_not:w \exp_after:wN {#2} } }
\cs_new_protected:Npn \tl_set:Nx #1#2
- { \cs_set_nopar:Npx #1 {#2} }
+ { \__kernel_tl_set:Nx #1 {#2} }
\cs_new_protected:Npn \tl_gset:Nn #1#2
- { \cs_gset_nopar:Npx #1 { \exp_not:n {#2} } }
+ { \__kernel_tl_gset:Nx #1 { \__kernel_exp_not:w {#2} } }
\cs_new_protected:Npn \tl_gset:No #1#2
- { \cs_gset_nopar:Npx #1 { \exp_not:o {#2} } }
+ { \__kernel_tl_gset:Nx #1 { \__kernel_exp_not:w \exp_after:wN {#2} } }
\cs_new_protected:Npn \tl_gset:Nx #1#2
- { \cs_gset_nopar:Npx #1 {#2} }
+ { \__kernel_tl_gset:Nx #1 {#2} }
\cs_generate_variant:Nn \tl_set:Nn { NV , Nv , Nf }
\cs_generate_variant:Nn \tl_set:Nx { c }
\cs_generate_variant:Nn \tl_set:Nn { c, co , cV , cv , cf }
@@ -1453,21 +1476,45 @@
% Adding to the left is done directly to gain a little performance.
% \begin{macrocode}
\cs_new_protected:Npn \tl_put_left:Nn #1#2
- { \cs_set_nopar:Npx #1 { \exp_not:n {#2} \exp_not:o #1 } }
+ {
+ \__kernel_tl_set:Nx #1
+ { \__kernel_exp_not:w {#2} \__kernel_exp_not:w \exp_after:wN {#1} }
+ }
\cs_new_protected:Npn \tl_put_left:NV #1#2
- { \cs_set_nopar:Npx #1 { \exp_not:V #2 \exp_not:o #1 } }
+ {
+ \__kernel_tl_set:Nx #1
+ { \exp_not:V #2 \__kernel_exp_not:w \exp_after:wN {#1} }
+ }
\cs_new_protected:Npn \tl_put_left:No #1#2
- { \cs_set_nopar:Npx #1 { \exp_not:o {#2} \exp_not:o #1 } }
+ {
+ \__kernel_tl_set:Nx #1
+ {
+ \__kernel_exp_not:w \exp_after:wN {#2}
+ \__kernel_exp_not:w \exp_after:wN {#1}
+ }
+ }
\cs_new_protected:Npn \tl_put_left:Nx #1#2
- { \cs_set_nopar:Npx #1 { #2 \exp_not:o #1 } }
+ { \__kernel_tl_set:Nx #1 { #2 \__kernel_exp_not:w \exp_after:wN {#1} } }
\cs_new_protected:Npn \tl_gput_left:Nn #1#2
- { \cs_gset_nopar:Npx #1 { \exp_not:n {#2} \exp_not:o #1 } }
+ {
+ \__kernel_tl_gset:Nx #1
+ { \__kernel_exp_not:w {#2} \__kernel_exp_not:w \exp_after:wN {#1} }
+ }
\cs_new_protected:Npn \tl_gput_left:NV #1#2
- { \cs_gset_nopar:Npx #1 { \exp_not:V #2 \exp_not:o #1 } }
+ {
+ \__kernel_tl_gset:Nx #1
+ { \exp_not:V #2 \__kernel_exp_not:w \exp_after:wN {#1} }
+ }
\cs_new_protected:Npn \tl_gput_left:No #1#2
- { \cs_gset_nopar:Npx #1 { \exp_not:o {#2} \exp_not:o #1 } }
+ {
+ \__kernel_tl_gset:Nx #1
+ {
+ \__kernel_exp_not:w \exp_after:wN {#2}
+ \__kernel_exp_not:w \exp_after:wN {#1}
+ }
+ }
\cs_new_protected:Npn \tl_gput_left:Nx #1#2
- { \cs_gset_nopar:Npx #1 { #2 \exp_not:o {#1} } }
+ { \__kernel_tl_gset:Nx #1 { #2 \__kernel_exp_not:w \exp_after:wN {#1} } }
\cs_generate_variant:Nn \tl_put_left:Nn { c }
\cs_generate_variant:Nn \tl_put_left:NV { c }
\cs_generate_variant:Nn \tl_put_left:No { c }
@@ -1495,21 +1542,39 @@
% The same on the right.
% \begin{macrocode}
\cs_new_protected:Npn \tl_put_right:Nn #1#2
- { \cs_set_nopar:Npx #1 { \exp_not:o #1 \exp_not:n {#2} } }
+ { \__kernel_tl_set:Nx #1 { \__kernel_exp_not:w \exp_after:wN { #1 #2 } } }
\cs_new_protected:Npn \tl_put_right:NV #1#2
- { \cs_set_nopar:Npx #1 { \exp_not:o #1 \exp_not:V #2 } }
+ {
+ \__kernel_tl_set:Nx #1
+ { \__kernel_exp_not:w \exp_after:wN {#1} \exp_not:V #2 }
+ }
\cs_new_protected:Npn \tl_put_right:No #1#2
- { \cs_set_nopar:Npx #1 { \exp_not:o #1 \exp_not:o {#2} } }
+ {
+ \__kernel_tl_set:Nx #1
+ {
+ \__kernel_exp_not:w \exp_after:wN {#1}
+ \__kernel_exp_not:w \exp_after:wN {#2}
+ }
+ }
\cs_new_protected:Npn \tl_put_right:Nx #1#2
- { \cs_set_nopar:Npx #1 { \exp_not:o #1 #2 } }
+ { \__kernel_tl_set:Nx #1 { \__kernel_exp_not:w \exp_after:wN {#1} #2 } }
\cs_new_protected:Npn \tl_gput_right:Nn #1#2
- { \cs_gset_nopar:Npx #1 { \exp_not:o #1 \exp_not:n {#2} } }
+ { \__kernel_tl_gset:Nx #1 { \__kernel_exp_not:w \exp_after:wN { #1 #2 } } }
\cs_new_protected:Npn \tl_gput_right:NV #1#2
- { \cs_gset_nopar:Npx #1 { \exp_not:o #1 \exp_not:V #2 } }
+ {
+ \__kernel_tl_gset:Nx #1
+ { \__kernel_exp_not:w \exp_after:wN {#1} \exp_not:V #2 }
+ }
\cs_new_protected:Npn \tl_gput_right:No #1#2
- { \cs_gset_nopar:Npx #1 { \exp_not:o #1 \exp_not:o {#2} } }
+ {
+ \__kernel_tl_gset:Nx #1
+ {
+ \__kernel_exp_not:w \exp_after:wN {#1}
+ \__kernel_exp_not:w \exp_after:wN {#2}
+ }
+ }
\cs_new_protected:Npn \tl_gput_right:Nx #1#2
- { \cs_gset_nopar:Npx #1 { \exp_not:o {#1} #2 } }
+ { \__kernel_tl_gset:Nx #1 { \__kernel_exp_not:w \exp_after:wN {#1} #2 } }
\cs_generate_variant:Nn \tl_put_right:Nn { c }
\cs_generate_variant:Nn \tl_put_right:NV { c }
\cs_generate_variant:Nn \tl_put_right:No { c }
@@ -1574,6 +1639,7 @@
% \tl_gset_rescan:cnn, \tl_gset_rescan:cno, \tl_gset_rescan:cnx
% }
% \begin{macro}{\tl_rescan:nn}
+% \begin{macro}{\@@_rescan_aux:}
% \begin{macro}{\@@_set_rescan:NNnn, \@@_set_rescan_multi:nNN}
% \begin{macro}[EXP]{\@@_rescan:NNw}
% In a group, after some initial setup explained below and the user
@@ -1632,9 +1698,11 @@
\cs_new_protected:Npn \tl_rescan:nn #1#2
{
\tl_set_rescan:Nnn \l_@@_internal_a_tl {#1} {#2}
- \exp_after:wN \tl_clear:N \exp_after:wN \l_@@_internal_a_tl
+ \exp_after:wN \@@_rescan_aux:
\l_@@_internal_a_tl
}
+\exp_args:NNo \cs_new_protected:Npn \@@_rescan_aux:
+ { \tl_clear:N \l_@@_internal_a_tl }
\cs_new_protected:Npn \tl_set_rescan:Nnn
{ \@@_set_rescan:NNnn \tl_set:No }
\cs_new_protected:Npn \tl_gset_rescan:Nnn
@@ -1653,7 +1721,7 @@
}
\cs_new_protected:Npn \@@_set_rescan_multi:nNN #1#2#3
{
- \exp_args:No \tex_everyeof:D { \c_@@_rescan_marker_tl }
+ \tex_everyeof:D \exp_after:wN { \c_@@_rescan_marker_tl }
\exp_after:wN \@@_rescan:NNw
\exp_after:wN #2
\exp_after:wN #3
@@ -1676,6 +1744,7 @@
% \end{macro}
% \end{macro}
% \end{macro}
+% \end{macro}
%
% \begin{macro}{\@@_set_rescan:nNN}
% \begin{macro}{\@@_set_rescan_single:nnNN, \@@_set_rescan_single_aux:nnnNN}
@@ -1802,13 +1871,13 @@
% the \meta{tl~var} by \meta{token list}.
% \begin{macrocode}
\cs_new_protected:Npn \tl_replace_once:Nnn
- { \@@_replace:NnNNNnn \q_@@_mark ? \@@_replace_wrap:w \tl_set:Nx }
+ { \@@_replace:NnNNNnn \q_@@_mark ? \@@_replace_wrap:w \__kernel_tl_set:Nx }
\cs_new_protected:Npn \tl_greplace_once:Nnn
- { \@@_replace:NnNNNnn \q_@@_mark ? \@@_replace_wrap:w \tl_gset:Nx }
+ { \@@_replace:NnNNNnn \q_@@_mark ? \@@_replace_wrap:w \__kernel_tl_gset:Nx }
\cs_new_protected:Npn \tl_replace_all:Nnn
- { \@@_replace:NnNNNnn \q_@@_mark ? \@@_replace_next:w \tl_set:Nx }
+ { \@@_replace:NnNNNnn \q_@@_mark ? \@@_replace_next:w \__kernel_tl_set:Nx }
\cs_new_protected:Npn \tl_greplace_all:Nnn
- { \@@_replace:NnNNNnn \q_@@_mark ? \@@_replace_next:w \tl_gset:Nx }
+ { \@@_replace:NnNNNnn \q_@@_mark ? \@@_replace_next:w \__kernel_tl_gset:Nx }
\cs_generate_variant:Nn \tl_replace_once:Nnn { c }
\cs_generate_variant:Nn \tl_greplace_once:Nnn { c }
\cs_generate_variant:Nn \tl_replace_all:Nnn { c }
@@ -1825,6 +1894,7 @@
% \@@_replace_auxi:NnnNNNnn,
% \@@_replace_auxii:nNNNnn,
% \@@_replace_next:w,
+% \@@_replace_next_aux:w,
% \@@_replace_wrap:w,
% }
% To implement the actual replacement auxiliary
@@ -1969,7 +2039,7 @@
{
\group_align_safe_begin:
\cs_set:Npn \@@_replace_wrap:w ##1 #1 ##2
- { \exp_not:o { \use_none:nn ##1 } ##2 }
+ { \__kernel_exp_not:w \exp_after:wN { \use_none:nn ##1 } ##2 }
\cs_set:Npx \@@_replace_next:w ##1 #5
{
\exp_not:N \@@_replace_wrap:w ##1
@@ -1979,9 +2049,7 @@
}
#3 #4
{
- \exp_after:wN \@@_replace_next:w
- \exp_after:wN { \exp_after:wN }
- \exp_after:wN { \exp_after:wN }
+ \exp_after:wN \@@_replace_next_aux:w
#4
#1
{
@@ -1992,6 +2060,7 @@
}
\group_align_safe_end:
}
+\cs_new:Npn \@@_replace_next_aux:w { \@@_replace_next:w { } { } }
\cs_new_eq:NN \@@_replace_wrap:w ?
\cs_new_eq:NN \@@_replace_next:w ?
% \end{macrocode}
@@ -2027,29 +2096,6 @@
%
% \subsection{Token list conditionals}
%
-% \begin{macro}[pTF]{\tl_if_blank:n, \tl_if_blank:V, \tl_if_blank:o}
-% \begin{macro}{\@@_if_blank_p:NNw}
-% \TeX{} skips spaces when reading a non-delimited arguments. Thus,
-% a \meta{token list} is blank if and only if \cs{use_none:n}
-% \meta{token list} |?| is empty after one expansion. The auxiliary
-% \cs{@@_if_empty_if:o} is a fast emptyness test, converting its
-% argument to a string (after one expansion) and using the test
-% \cs{if_meaning:w} \cs{q_@@_nil} |...| \cs{q_@@_nil}.
-% \begin{macrocode}
-\prg_new_conditional:Npnn \tl_if_blank:n #1 { p , T , F , TF }
- {
- \@@_if_empty_if:o { \use_none:n #1 ? }
- \prg_return_true:
- \else:
- \prg_return_false:
- \fi:
- }
-\prg_generate_conditional_variant:Nnn \tl_if_blank:n
- { e , V , o } { p , T , F , TF }
-% \end{macrocode}
-% \end{macro}
-% \end{macro}
-%
% \begin{macro}[pTF]{\tl_if_empty:N, \tl_if_empty:c}
% These functions check whether the token list in the argument is
% empty and execute the proper code from their argument(s).
@@ -2068,23 +2114,17 @@
% \end{macro}
%
% \begin{macro}[pTF]{\tl_if_empty:n, \tl_if_empty:V}
-% Convert the argument to a string: this is empty if and only if
-% the argument is. Then |\if_meaning:w \q_@@_nil ... \q_@@_nil| is
-% \texttt{true} if and only if the string |...| is empty.
-% It could be tempting to use |\if_meaning:w \q_@@_nil #1 \q_@@_nil| directly.
-% This fails on a token
-% list starting with \cs{q_@@_nil} of course but more troubling is the
-% case where argument is a complete conditional such as \cs{if_true:}
-% a \cs{else:} b \cs{fi:} because then \cs{if_true:} is used by
-% \cs{if_meaning:w}, the test turns out \texttt{false}, the \cs{else:}
-% executes the \texttt{false} branch, the \cs{fi:} ends it and the
-% \cs{q_@@_nil} at the end
-% starts executing\dots{}
+% The \cs{if:w} triggers the expansion of \cs{tl_to_str:n} which converts the
+% argument to a string: this is empty if and only if the argument is. Then
+% |\if:w \scan_stop: ... \scan_stop:| is \texttt{true} if and only if the
+% string |...| is empty.
+% It could be tempting to use |\if:w \scan_stop: #1 \scan_stop:| directly.
+% But this fails on a token list expanding to anything starting with
+% \cs{scan_stop:} leaving everything that follows in the input stream.
% \begin{macrocode}
\prg_new_conditional:Npnn \tl_if_empty:n #1 { p , TF , T , F }
{
- \exp_after:wN \if_meaning:w \exp_after:wN \q_@@_nil
- \tl_to_str:n {#1} \q_@@_nil
+ \if:w \scan_stop: \tl_to_str:n {#1} \scan_stop:
\prg_return_true:
\else:
\prg_return_false:
@@ -2107,13 +2147,15 @@
% We don't put \cs{prg_return_true:} and so on in the definition of
% the auxiliary, because that would prevent an optimization applied to
% conditionals that end with this code.
+% Also the |\@@_if_empty_if:o| is expanded once in |\tl_if_empty:oTF| for
+% efficiency as well (and to reduce code doubling).
% \begin{macrocode}
\cs_new:Npn \@@_if_empty_if:o #1
{
- \exp_after:wN \if_meaning:w \exp_after:wN \q_@@_nil
- \__kernel_tl_to_str:w \exp_after:wN {#1} \q_@@_nil
+ \if:w \scan_stop: \__kernel_tl_to_str:w \exp_after:wN {#1} \scan_stop:
}
-\prg_new_conditional:Npnn \tl_if_empty:o #1 { p , TF , T , F }
+\exp_args:Nno \use:n
+ { \prg_new_conditional:Npnn \tl_if_empty:o #1 { p , TF , T , F } }
{
\@@_if_empty_if:o {#1}
\prg_return_true:
@@ -2125,6 +2167,30 @@
% \end{macro}
% \end{macro}
%
+% \begin{macro}[pTF]{\tl_if_blank:n, \tl_if_blank:V, \tl_if_blank:o}
+% \begin{macro}{\@@_if_blank_p:NNw}
+% \TeX{} skips spaces when reading a non-delimited arguments. Thus,
+% a \meta{token list} is blank if and only if \cs{use_none:n}
+% \meta{token list} |?| is empty after one expansion. The auxiliary
+% \cs{@@_if_empty_if:o} is a fast emptyness test, converting its
+% argument to a string (after one expansion) and using the test
+% \cs{if:w} \cs{scan_stop:} |...| \cs{scan_stop:}.
+% \begin{macrocode}
+\exp_args:Nno \use:n
+ { \prg_new_conditional:Npnn \tl_if_blank:n #1 { p , T , F , TF } }
+ {
+ \@@_if_empty_if:o { \use_none:n #1 ? }
+ \prg_return_true:
+ \else:
+ \prg_return_false:
+ \fi:
+ }
+\prg_generate_conditional_variant:Nnn \tl_if_blank:n
+ { e , V , o } { p , T , F , TF }
+% \end{macrocode}
+% \end{macro}
+% \end{macro}
+%
% \begin{macro}[pTF]{\tl_if_eq:NN, \tl_if_eq:Nc, \tl_if_eq:cN, \tl_if_eq:cc}
% Returns \cs{c_true_bool} if and only if the two token list variables are
% equal.
@@ -2269,28 +2335,28 @@
% \end{macro}
%
% \begin{macro}[EXP,pTF]{\tl_if_single:n}
-% \begin{macro}[EXP,pTF]{\@@_if_single:n}
+% \begin{macro}[EXP]{\@@_if_single:nnw}
% This test is similar to \cs{tl_if_empty:nTF}. Expanding
% \cs{use_none:nn} |#1| |??| once yields an empty result if |#1| is
% blank, a single~|?| if |#1| has a single item, and otherwise yields
-% some tokens ending with |??|. Then, \cs{tl_to_str:n} makes sure
+% some tokens ending with |??|. Then, \cs{__kernel_tl_to_str:w} makes sure
% there are no odd category codes. An earlier version would compare
% the result to a single~|?| using string comparison, but the Lua call
% is slow in \LuaTeX{}. Instead, \cs{@@_if_single:nnw} picks the
% second token in front of it. If |#1| is empty, this token is
-% the trailing~|?| and the catcode test yields \texttt{false}. If
-% |#1| has a single item, the token is~|^| and the catcode test
+% the trailing~|?| and the |\if:w| test yields \texttt{false}. If
+% |#1| has a single item, the token is~|\scan_stop:| and the |\if:w| test
% yields \texttt{true}. Otherwise, it is one of the characters
-% resulting from \cs{tl_to_str:n}, and the catcode test yields
-% \texttt{false}. Note that \cs{if_catcode:w} and
+% resulting from \cs{tl_to_str:n}, and the |\if:w| test yields
+% \texttt{false}. Note that \cs{if:w} and
% \cs{__kernel_tl_to_str:w} are primitives that take care of
% expansion.
% \begin{macrocode}
\prg_new_conditional:Npnn \tl_if_single:n #1 { p , T , F , TF }
{
- \if_catcode:w ^ \exp_after:wN \@@_if_single:nnw
+ \if:w \scan_stop: \exp_after:wN \@@_if_single:nnw
\__kernel_tl_to_str:w
- \exp_after:wN { \use_none:nn #1 ?? } ^ ? \s_@@_stop
+ \exp_after:wN { \use_none:nn #1 ?? } \scan_stop: ? \s_@@_stop
\prg_return_true:
\else:
\prg_return_false:
@@ -2587,18 +2653,16 @@
{
\int_eval:n
{
- \@@_act:NNNnn
- \@@_act_count_normal:nN
- \@@_act_count_group:nn
- \@@_act_count_space:n
- { }
+ \@@_act:NNNn
+ \@@_act_count_normal:N
+ \@@_act_count_group:n
+ \@@_act_count_space:
{#1}
}
}
-\cs_new:Npn \@@_act_count_normal:nN #1 #2 { 1 + }
-\cs_new:Npn \@@_act_count_space:n #1 { 1 + }
-\cs_new:Npn \@@_act_count_group:nn #1 #2
- { 2 + \tl_count_tokens:n {#2} + }
+\cs_new:Npn \@@_act_count_normal:N #1 { 1 + }
+\cs_new:Npn \@@_act_count_space: { 1 + }
+\cs_new:Npn \@@_act_count_group:n #1 { 2 + \tl_count_tokens:n {#1} + }
% \end{macrocode}
% \end{macro}
% \end{macro}
@@ -2624,7 +2688,7 @@
\s_@@_stop { {#1} #5 }
}
\cs_new:Npn \@@_reverse_items:wn #1 \s_@@_stop #2
- { \exp_not:o { \use_none:nn #2 } }
+ { \__kernel_exp_not:w \exp_after:wN { \use_none:nn #2 } }
% \end{macrocode}
% \end{macro}
% \end{macro}
@@ -2639,22 +2703,28 @@
% }
% Trimming spaces from around the input is deferred to an internal
% function whose first argument is the token list to trim, augmented
-% by an initial \cs{s_@@_mark}, and whose second argument is a
+% by an initial \cs{@@_trim_mark:}, and whose second argument is a
% \meta{continuation}, which receives as a braced argument
-% \cs{use_none:n} \cs{s_@@_mark} \meta{trimmed token list}. In the case
-% at hand, we take \cs{exp_not:o} as our continuation, so that space
-% trimming behaves correctly within an \texttt{x}-type expansion.
+% \cs{@@_trim_mark:} \meta{trimmed token list}. The control sequence
+% \cs{@@_trim_mark:} expands to nothing in a single expansion. In the case
+% at hand, we take \cs{__kernel_exp_not:w} \cs{exp_after:wN} as our
+% continuation, so that space trimming behaves correctly within an
+% \texttt{x}-type expansion.
% \begin{macrocode}
\cs_new:Npn \tl_trim_spaces:n #1
- { \@@_trim_spaces:nn { \s_@@_mark #1 } \exp_not:o }
+ {
+ \@@_trim_spaces:nn
+ { \@@_trim_mark: #1 }
+ { \__kernel_exp_not:w \exp_after:wN }
+ }
\cs_generate_variant:Nn \tl_trim_spaces:n { o }
\cs_new:Npn \tl_trim_spaces_apply:nN #1#2
- { \@@_trim_spaces:nn { \s_@@_mark #1 } { \exp_args:No #2 } }
+ { \@@_trim_spaces:nn { \@@_trim_mark: #1 } { \exp_args:No #2 } }
\cs_generate_variant:Nn \tl_trim_spaces_apply:nN { o }
\cs_new_protected:Npn \tl_trim_spaces:N #1
- { \tl_set:Nx #1 { \exp_args:No \tl_trim_spaces:n {#1} } }
+ { \__kernel_tl_set:Nx #1 { \exp_args:No \tl_trim_spaces:n {#1} } }
\cs_new_protected:Npn \tl_gtrim_spaces:N #1
- { \tl_gset:Nx #1 { \exp_args:No \tl_trim_spaces:n {#1} } }
+ { \__kernel_tl_gset:Nx #1 { \exp_args:No \tl_trim_spaces:n {#1} } }
\cs_generate_variant:Nn \tl_trim_spaces:N { c }
\cs_generate_variant:Nn \tl_gtrim_spaces:N { c }
% \end{macrocode}
@@ -2667,45 +2737,48 @@
% \@@_trim_spaces_auxi:w, \@@_trim_spaces_auxii:w,
% \@@_trim_spaces_auxiii:w, \@@_trim_spaces_auxiv:w
% }
+% \begin{macro}{\@@_trim_mark:}
% Trimming spaces from around the input is done using delimited
% arguments and quarks, and to get spaces at odd places in the
% definitions, we nest those in \cs{@@_tmp:w}, which then receives
% a single space as its argument: |#1| is \verb*+ +.
% Removing leading spaces is done with \cs{@@_trim_spaces_auxi:w},
-% which loops until \cs{s_@@_mark}\verb*+ + matches the end of the token
+% which loops until \cs{@@_trim_mark:}\verb*+ + matches the end of the token
% list: then |##1| is the token list and |##3| is
% \cs{@@_trim_spaces_auxii:w}. This hands the relevant tokens to the
% loop \cs{@@_trim_spaces_auxiii:w}, responsible for trimming
% trailing spaces. The end is reached when \verb*+ + \cs{s_@@_nil}
-% matches the one present in the definition of \cs{tl_trim_spacs:n}.
+% matches the one present in the definition of \cs{tl_trim_spaces:n}.
% Then \cs{@@_trim_spaces_auxiv:w} puts the token list into a group,
-% with \cs{use_none:n} placed there to gobble a lingering \cs{s_@@_mark},
-% and feeds this to the \meta{continuation}.
+% with a lingering \cs{@@_trim_mark:} at the start (which will expand to
+% nothing in one step of expansion), and feeds this to the
+% \meta{continuation}.
% \begin{macrocode}
-\cs_set:Npn \@@_tmp:w #1
+\cs_set_protected:Npn \@@_tmp:w #1
{
\cs_new:Npn \@@_trim_spaces:nn ##1
{
\@@_trim_spaces_auxi:w
##1
\s_@@_nil
- \s_@@_mark #1 { }
- \s_@@_mark \@@_trim_spaces_auxii:w
+ \@@_trim_mark: #1 { }
+ \@@_trim_mark: \@@_trim_spaces_auxii:w
\@@_trim_spaces_auxiii:w
#1 \s_@@_nil
\@@_trim_spaces_auxiv:w
\s_@@_stop
}
- \cs_new:Npn \@@_trim_spaces_auxi:w ##1 \s_@@_mark #1 ##2 \s_@@_mark ##3
+ \cs_new:Npn
+ \@@_trim_spaces_auxi:w ##1 \@@_trim_mark: #1 ##2 \@@_trim_mark: ##3
{
##3
\@@_trim_spaces_auxi:w
- \s_@@_mark
+ \@@_trim_mark:
##2
- \s_@@_mark #1 {##1}
+ \@@_trim_mark: #1 {##1}
}
\cs_new:Npn \@@_trim_spaces_auxii:w
- \@@_trim_spaces_auxi:w \s_@@_mark \s_@@_mark ##1
+ \@@_trim_spaces_auxi:w \@@_trim_mark: \@@_trim_mark: ##1
{
\@@_trim_spaces_auxiii:w
##1
@@ -2717,172 +2790,21 @@
\@@_trim_spaces_auxiii:w
}
\cs_new:Npn \@@_trim_spaces_auxiv:w ##1 \s_@@_nil ##2 \s_@@_stop ##3
- { ##3 { \use_none:n ##1 } }
+ { ##3 { ##1 } }
+ \cs_new:Npn \@@_trim_mark: {}
}
\@@_tmp:w { ~ }
% \end{macrocode}
% \end{macro}
% \end{macro}
% \end{macro}
+% \end{macro}
%
% \begin{macro}
% {\tl_sort:Nn, \tl_sort:cn, \tl_gsort:Nn, \tl_gsort:cn, \tl_sort:nN}
% Implemented in \pkg{l3sort}.
% \end{macro}
%
-% \subsection{Token by token changes}
-%
-% \begin{variable}{\q_@@_act_mark, \q_@@_act_stop}
-% The \cs[no-index]{@@_act_\ldots{}} functions may be applied to any token list.
-% Hence, we use two private quarks, to allow any token, even quarks,
-% in the token list.
-% Only \cs{q_@@_act_mark} and \cs{q_@@_act_stop} may not appear
-% in the token lists manipulated by \cs{@@_act:NNNnn} functions.
-% \begin{macrocode}
-\quark_new:N \q_@@_act_mark
-\quark_new:N \q_@@_act_stop
-% \end{macrocode}
-% \end{variable}
-%
-% \begin{macro}[EXP]{\@@_act:NNNnn}
-% \begin{macro}[EXP]{\@@_act_output:n, \@@_act_reverse_output:n}
-% \begin{macro}[EXP]{\@@_act_loop:w}
-% \begin{macro}[EXP]{\@@_act_normal:NwnNNN}
-% \begin{macro}[EXP]{\@@_act_group:nwnNNN}
-% \begin{macro}[EXP]{\@@_act_space:wwnNNN}
-% \begin{macro}[EXP]{\@@_act_end:w}
-% To help control the expansion, \cs{@@_act:NNNnn} should always
-% be proceeded by \cs{exp:w} and ends by producing \cs{exp_end:}
-% once the result has been obtained. Then loop over tokens,
-% groups, and spaces in |#5|. The marker \cs{q_@@_act_mark}
-% is used both to avoid losing outer braces and to detect the
-% end of the token list more easily. The result is stored
-% as an argument for the dummy function \cs{@@_act_result:n}.
-% \begin{macrocode}
-\cs_new:Npn \@@_act:NNNnn #1#2#3#4#5
- {
- \group_align_safe_begin:
- \@@_act_loop:w #5 \q_@@_act_mark \q_@@_act_stop
- {#4} #1 #2 #3
- \@@_act_result:n { }
- }
-% \end{macrocode}
-% In the loop, we check how the token list begins and act
-% accordingly. In the \enquote{normal} case, we may have
-% reached \cs{q_@@_act_mark}, the end of the list. Then
-% leave \cs{exp_end:} and the result in the input stream,
-% to terminate the expansion of \cs{exp:w}.
-% Otherwise, apply the relevant function to the
-% \enquote{arguments}, |#3|
-% and to the head of the token list. Then repeat the loop.
-% The scheme is the same if the token list starts with a
-% group or with a space. Some extra work is needed to
-% make \cs{@@_act_space:wwnNNN} gobble the space.
-% \begin{macrocode}
-\cs_new:Npn \@@_act_loop:w #1 \q_@@_act_stop
- {
- \tl_if_head_is_N_type:nTF {#1}
- { \@@_act_normal:NwnNNN }
- {
- \tl_if_head_is_group:nTF {#1}
- { \@@_act_group:nwnNNN }
- { \@@_act_space:wwnNNN }
- }
- #1 \q_@@_act_stop
- }
-\cs_new:Npn \@@_act_normal:NwnNNN #1 #2 \q_@@_act_stop #3#4
- {
- \if_meaning:w \q_@@_act_mark #1
- \exp_after:wN \@@_act_end:wn
- \fi:
- #4 {#3} #1
- \@@_act_loop:w #2 \q_@@_act_stop
- {#3} #4
- }
-\cs_new:Npn \@@_act_end:wn #1 \@@_act_result:n #2
- { \group_align_safe_end: \exp_end: #2 }
-\cs_new:Npn \@@_act_group:nwnNNN #1 #2 \q_@@_act_stop #3#4#5
- {
- #5 {#3} {#1}
- \@@_act_loop:w #2 \q_@@_act_stop
- {#3} #4 #5
- }
-\exp_last_unbraced:NNo
- \cs_new:Npn \@@_act_space:wwnNNN \c_space_tl #1 \q_@@_act_stop #2#3#4#5
- {
- #5 {#2}
- \@@_act_loop:w #1 \q_@@_act_stop
- {#2} #3 #4 #5
- }
-% \end{macrocode}
-% Typically, the output is done to the right of what was already output,
-% using \cs{@@_act_output:n}, but for the \cs{@@_act_reverse} functions,
-% it should be done to the left.
-% \begin{macrocode}
-\cs_new:Npn \@@_act_output:n #1 #2 \@@_act_result:n #3
- { #2 \@@_act_result:n { #3 #1 } }
-\cs_new:Npn \@@_act_reverse_output:n #1 #2 \@@_act_result:n #3
- { #2 \@@_act_result:n { #1 #3 } }
-% \end{macrocode}
-% \end{macro}
-% \end{macro}
-% \end{macro}
-% \end{macro}
-% \end{macro}
-% \end{macro}
-% \end{macro}
-%
-% \begin{macro}[EXP]{\tl_reverse:n, \tl_reverse:o, \tl_reverse:V}
-% \begin{macro}[EXP]{\@@_reverse_normal:nN}
-% \begin{macro}[EXP]{\@@_reverse_group_preserve:nn}
-% \begin{macro}[EXP]{\@@_reverse_space:n}
-% The goal here is to reverse without losing spaces nor braces.
-% This is done using the general internal function \cs{@@_act:NNNnn}.
-% Spaces and \enquote{normal} tokens are output on the left of the current
-% output. Grouped tokens are output to the left but without any reversal
-% within the group. All of the internal functions here drop one argument:
-% this is needed by \cs{@@_act:NNNnn} when changing case (to record
-% which direction the change is in), but not when reversing the tokens.
-% \begin{macrocode}
-\cs_new:Npn \tl_reverse:n #1
- {
- \__kernel_exp_not:w \exp_after:wN
- {
- \exp:w
- \@@_act:NNNnn
- \@@_reverse_normal:nN
- \@@_reverse_group_preserve:nn
- \@@_reverse_space:n
- { }
- {#1}
- }
- }
-\cs_generate_variant:Nn \tl_reverse:n { o , V }
-\cs_new:Npn \@@_reverse_normal:nN #1#2
- { \@@_act_reverse_output:n {#2} }
-\cs_new:Npn \@@_reverse_group_preserve:nn #1#2
- { \@@_act_reverse_output:n { {#2} } }
-\cs_new:Npn \@@_reverse_space:n #1
- { \@@_act_reverse_output:n { ~ } }
-% \end{macrocode}
-% \end{macro}
-% \end{macro}
-% \end{macro}
-% \end{macro}
-%
-% \begin{macro}{\tl_reverse:N, \tl_reverse:c, \tl_greverse:N, \tl_greverse:c}
-% This reverses the list, leaving \cs{exp_stop_f:} in front,
-% which stops the \texttt{f}-expansion.
-% \begin{macrocode}
-\cs_new_protected:Npn \tl_reverse:N #1
- { \tl_set:Nx #1 { \exp_args:No \tl_reverse:n { #1 } } }
-\cs_new_protected:Npn \tl_greverse:N #1
- { \tl_gset:Nx #1 { \exp_args:No \tl_reverse:n { #1 } } }
-\cs_generate_variant:Nn \tl_reverse:N { c }
-\cs_generate_variant:Nn \tl_greverse:N { c }
-% \end{macrocode}
-% \end{macro}
-%
% \subsection{The first token from a token list}
%
% \begin{macro}{\tl_head:N, \tl_head:n, \tl_head:V, \tl_head:v, \tl_head:f}
@@ -2895,32 +2817,49 @@
% empty result. The result is returned within the \tn{unexpanded} primitive.
% The approach here is to use \cs{if_false:} to allow us to use |}| as
% the closing delimiter: this is the only safe choice, as any other token
-% would not be able to parse it's own code. Using a marker, we can see if
-% what we are grabbing is exactly the marker, or there is anything else to
-% deal with. Is there is, there is a loop. If not, tidy up and leave the
-% item in the output stream. More detail in
+% would not be able to parse it's own code. If the \tn{expanded} primitive
+% is available it is used to get a fast and safe code variant in which we
+% don't have to ensure that the left-most token is an internal to not break
+% in an |f|-type expansion. If \tn{expanded} isn't available, using a marker,
+% we can see if what we are grabbing is exactly the marker, or there is
+% anything else to deal with. If there is, there is a loop. If not, tidy up
+% and leave the item in the output stream. More detail in
% \url{http://tex.stackexchange.com/a/70168}.
% \begin{macrocode}
-\cs_new:Npn \tl_head:n #1
- {
- \__kernel_exp_not:w
- \if_false: { \fi: \@@_head_auxi:nw #1 { } \s_@@_stop }
- }
-\cs_new:Npn \@@_head_auxi:nw #1#2 \s_@@_stop
+\cs_if_exist:NTF \tex_expanded:D
{
- \exp_after:wN \@@_head_auxii:n \exp_after:wN {
- \if_false: } \fi: {#1}
+ \cs_new:Npn \tl_head:n #1
+ {
+ \__kernel_exp_not:w \tex_expanded:D
+ { { \if_false: { \fi: \@@_head_aux:n #1 { } } } }
+ }
+ \cs_new:Npn \@@_head_aux:n #1
+ {
+ \__kernel_exp_not:w {#1}
+ \exp_after:wN \use_none:n \exp_after:wN { \if_false: } \fi:
+ }
}
-\cs_new:Npn \@@_head_auxii:n #1
{
- \exp_after:wN \if_meaning:w \exp_after:wN \q_@@_nil
- \__kernel_tl_to_str:w \exp_after:wN { \use_none:n #1 } \q_@@_nil
- \exp_after:wN \use_i:nn
- \else:
- \exp_after:wN \use_ii:nn
- \fi:
- {#1}
- { \if_false: { \fi: \@@_head_auxi:nw #1 } }
+ \cs_new:Npn \tl_head:n #1
+ {
+ \__kernel_exp_not:w
+ \if_false: { \fi: \@@_head_auxi:nw #1 { } \s_@@_stop }
+ }
+ \cs_new:Npn \@@_head_auxi:nw #1#2 \s_@@_stop
+ {
+ \exp_after:wN \@@_head_auxii:n \exp_after:wN {
+ \if_false: } \fi: {#1}
+ }
+ \exp_args:Nno \use:n
+ { \cs_new:Npn \@@_head_auxii:n #1 }
+ {
+ \@@_if_empty_if:o { \use_none:n #1 }
+ \exp_after:wN \use_ii:nnn
+ \fi:
+ \use_ii:nn
+ {#1}
+ { \if_false: { \fi: \@@_head_auxi:nw #1 } }
+ }
}
\cs_generate_variant:Nn \tl_head:n { V , v , f }
\cs_new:Npn \tl_head:w #1#2 \q_stop {#1}
@@ -2942,9 +2881,9 @@
% While we could optimise the test here, this would leave some tokens
% \enquote{banned} in the input, which we do not have with this definition.
% \begin{macrocode}
-\cs_new:Npn \tl_tail:n #1
+\exp_args:Nno \use:n { \cs_new:Npn \tl_tail:n #1 }
{
- \__kernel_exp_not:w
+ \exp_after:wN \__kernel_exp_not:w
\tl_if_blank:nTF {#1}
{ { } }
{ \exp_after:wN { \use_none:n #1 } }
@@ -2961,6 +2900,9 @@
% \begin{macro}[pTF]{\tl_if_head_eq_charcode:nN}
% \begin{macro}[pTF]{\tl_if_head_eq_charcode:fN}
% \begin{macro}[pTF]{\tl_if_head_eq_catcode:nN}
+% \begin{macro}[pTF]{\tl_if_head_eq_catcode:oN}
+% \begin{macro}[EXP]{\@@_head_exp_not:w}
+% \begin{macro}[EXP]{\@@_if_head_eq_empty_arg:w}
% Accessing the first token of a token list is tricky in three cases:
% when it has category code $1$ (begin-group token), when it is an
% explicit space, with category code $10$ and character code $32$, or
@@ -2980,21 +2922,17 @@
% cases, the first token is a character, and since we only care about
% its character code, we can use \cs{str_head:n} to access it (this
% works even if it is a space character). An empty argument
-% results in \cs{tl_head:w} leaving two tokens: |?| which is taken in
-% the \cs{if_charcode:w} test, and \cs{use_none:nn}, which ensures
-% that \cs{prg_return_false:} is returned regardless of whether the
-% charcode test was \texttt{true} or \texttt{false}.
+% results in \cs{tl_head:w} leaving two token: |^| and
+% \cs{@@_if_head_eq_empty_arg:w} which will result in the \cs{if_charcode:w}
+% test being false and remove \cs{exp_not:N} and |#2|.
% \begin{macrocode}
\prg_new_conditional:Npnn \tl_if_head_eq_charcode:nN #1#2 { p , T , F , TF }
{
\if_charcode:w
- \exp_not:N #2
\tl_if_head_is_N_type:nTF { #1 ? }
- {
- \exp_after:wN \exp_not:N
- \@@_tl_head:w #1 { ? \use_none:nn } \s_@@_stop
- }
+ { \@@_head_exp_not:w #1 { ^ \@@_if_head_eq_empty_arg:w } \s_@@_stop }
{ \str_head:n {#1} }
+ \exp_not:N #2
\prg_return_true:
\else:
\prg_return_false:
@@ -3008,24 +2946,20 @@
% first token is a begin-group token or an explicit space token, and
% produce the relevant token, either \cs{c_group_begin_token} or
% \cs{c_space_token}. Again, for an empty argument, a hack is used,
-% removing \cs{prg_return_true:} and \cs{else:} with \cs{use_none:nn}
-% in case the catcode test with the (arbitrarily chosen) |?| is
-% \texttt{true}.
+% removing the token given by the user and leaving two tokens in the input
+% stream which will make the \cs{if_catcode:w} test return \texttt{false}.
% \begin{macrocode}
\prg_new_conditional:Npnn \tl_if_head_eq_catcode:nN #1 #2 { p , T , F , TF }
{
\if_catcode:w
- \exp_not:N #2
\tl_if_head_is_N_type:nTF { #1 ? }
- {
- \exp_after:wN \exp_not:N
- \@@_tl_head:w #1 { ? \use_none:nn } \s_@@_stop
- }
+ { \@@_head_exp_not:w #1 { ^ \@@_if_head_eq_empty_arg:w } \s_@@_stop }
{
\tl_if_head_is_group:nTF {#1}
- { \c_group_begin_token }
- { \c_space_token }
+ \c_group_begin_token
+ \c_space_token
}
+ \exp_not:N #2
\prg_return_true:
\else:
\prg_return_false:
@@ -3038,7 +2972,8 @@
% the normal case, use \cs{tl_head:w}, with no \cs{exp_not:N} this
% time, since \cs{if_meaning:w} causes no expansion. With an empty
% argument, the test is \texttt{true}, and \cs{use_none:nnn} removes
-% |#2| and the usual \cs{prg_return_true:} and \cs{else:}.
+% |#2| and \cs{prg_return_true:} and \cs{else:} (it is safe this way here as
+% in this case \cs{prg_new_conditional:Npnn} didn't optimize these two away).
% In the special cases, we know that the first token is a character,
% hence \cs{if_charcode:w} and \cs{if_catcode:w} together are enough.
% We combine them in some order, hopefully faster than the reverse.
@@ -3048,8 +2983,8 @@
\prg_new_conditional:Npnn \tl_if_head_eq_meaning:nN #1#2 { p , T , F , TF }
{
\tl_if_head_is_N_type:nTF { #1 ? }
- { \@@_if_head_eq_meaning_normal:nN }
- { \@@_if_head_eq_meaning_special:nN }
+ \@@_if_head_eq_meaning_normal:nN
+ \@@_if_head_eq_meaning_special:nN
{#1} #2
}
\cs_new:Npn \@@_if_head_eq_meaning_normal:nN #1 #2
@@ -3064,11 +2999,11 @@
\cs_new:Npn \@@_if_head_eq_meaning_special:nN #1 #2
{
\if_charcode:w \str_head:n {#1} \exp_not:N #2
- \exp_after:wN \use:n
+ \exp_after:wN \use_ii:nn
\else:
\prg_return_false:
- \exp_after:wN \use_none:n
\fi:
+ \use_none:n
{
\if_catcode:w \exp_not:N #2
\tl_if_head_is_group:nTF {#1}
@@ -3081,48 +3016,79 @@
}
}
% \end{macrocode}
+%
+% Both \cs{tl_if_head_eq_charcode:nN} and \cs{tl_if_head_eq_catcode:nN} will
+% need to get the first token of their argument and apply \cs{exp_not:N} to
+% it. \cs{@@_head_exp_not:w} does exactly that.
+% \begin{macrocode}
+\cs_new:Npn \@@_head_exp_not:w #1 #2 \s_@@_stop
+ { \exp_not:N #1 }
+% \end{macrocode}
+%
+% If the argument of \cs{tl_if_head_eq_charcode:nN} and
+% \cs{tl_if_head_eq_catcode:nN} was empty \cs{@@_if_head_eq_empty_arg:w} will
+% be left in the input stream. This macro has to remove \cs{exp_not:N} and
+% the following token from the input stream to make sure no unbalanced
+% if-construct is created and leave tokens there which make the two tests
+% return \texttt{false}.
+% \begin{macrocode}
+\cs_new:Npn \@@_if_head_eq_empty_arg:w \exp_not:N #1
+ { ? }
+% \end{macrocode}
+% \end{macro}
+% \end{macro}
+% \end{macro}
% \end{macro}
% \end{macro}
% \end{macro}
% \end{macro}
%
% \begin{macro}[pTF]{\tl_if_head_is_N_type:n}
-% \begin{macro}[EXP]{\@@_if_head_is_N_type:w}
+% \begin{macro}[EXP]
+% {
+% \@@_if_head_is_N_type_auxi:w ,
+% \@@_if_head_is_N_type_auxii:nn ,
+% \@@_if_head_is_N_type_auxiii:n
+% }
% A token list can be empty, can start with an explicit space
% character (catcode 10 and charcode 32), can start with a begin-group
% token (catcode 1), or start with an \texttt{N}-type argument. In
-% the first two cases, the line involving \cs{@@_if_head_is_N_type:w}
-% produces~|^| (and otherwise nothing). In the third case
-% (begin-group token), the lines involving \cs{exp_after:wN} produce a
+% the first two cases, the line involving \cs{@@_if_head_is_N_type_auxi:w}
+% produces~|f| (and otherwise nothing). In the third case
+% (begin-group token), the lines involving \cs{token_to_str:N} produce a
% single closing brace. The category code test is thus true exactly
% in the fourth case, which is what we want. One cannot optimize by
-% moving one of the |*| to the beginning: if |#1| contains primitive
-% conditionals, all of its occurrences must be dealt with before the
-% \cs{if_catcode:w} tries to skip the \texttt{true} branch of the
+% moving one of the \cs{scan_stop:} to the beginning: if |#1| contains
+% primitive conditionals, all of its occurrences must be dealt with before
+% the \cs{if:w} tries to skip the \texttt{true} branch of the
% conditional.
% \begin{macrocode}
\prg_new_conditional:Npnn \tl_if_head_is_N_type:n #1 { p , T , F , TF }
{
- \if_catcode:w
- \if_false: { \fi: \@@_if_head_is_N_type:w ? #1 ~ }
- \exp_after:wN \use_none:n
- \exp_after:wN { \exp_after:wN { \token_to_str:N #1 ? } }
- * *
+ \if:w
+ \if_false: { \fi: \@@_if_head_is_N_type_auxi:w \prg_do_nothing: #1 ~ }
+ { \exp_after:wN { \token_to_str:N #1 } }
+ \scan_stop: \scan_stop:
\prg_return_true:
\else:
\prg_return_false:
\fi:
}
-\cs_new:Npn \@@_if_head_is_N_type:w #1 ~
+\exp_args:Nno \use:n { \cs_new:Npn \@@_if_head_is_N_type_auxi:w #1 ~ }
{
- \tl_if_empty:oTF { \use_none:n #1 } { ^ } { }
- \exp_after:wN \use_none:n \exp_after:wN { \if_false: } \fi:
+ \tl_if_empty:oTF { #1 }
+ { f \exp_after:wN \use_none:nn }
+ { \exp_after:wN \@@_if_head_is_N_type_auxii:n }
+ \exp_after:wN { \if_false: } \fi:
}
+\cs_new:Npn \@@_if_head_is_N_type_auxii:n #1
+ { \exp_after:wN \use_none:n \exp_after:wN }
% \end{macrocode}
% \end{macro}
% \end{macro}
%
% \begin{macro}[EXP,pTF]{\tl_if_head_is_group:n}
+% \begin{macro}[EXP]{\@@_if_head_is_group_fi_false:w}
% Pass the first token of |#1| through \cs{token_to_str:N}, then check
% for the brace balance. The extra \texttt{?} caters for an empty
% argument. This could be made faster, but we need all brace tricks
@@ -3131,47 +3097,236 @@
% \begin{macrocode}
\prg_new_conditional:Npnn \tl_if_head_is_group:n #1 { p , T , F , TF }
{
- \if_catcode:w
+ \if:w
\exp_after:wN \use_none:n
\exp_after:wN { \exp_after:wN { \token_to_str:N #1 ? } }
- * *
- \prg_return_false:
- \else:
+ \scan_stop: \scan_stop:
+ \@@_if_head_is_group_fi_false:w
+ \fi:
+ \if_true:
\prg_return_true:
+ \else:
+ \prg_return_false:
\fi:
}
+\cs_new:Npn \@@_if_head_is_group_fi_false:w \fi: \if_true: { \fi: \if_false: }
% \end{macrocode}
% \end{macro}
+% \end{macro}
%
% \begin{macro}[EXP,pTF]{\tl_if_head_is_space:n}
% \begin{macro}[EXP]{\@@_if_head_is_space:w}
% The auxiliary's argument is all that is before the first explicit
-% space in |?#1?~|. If that is a single~|?| the test yields
-% \texttt{true}. Otherwise, that is more than one token, and the test
-% yields \texttt{false}. The work is done within braces (with an
+% space in |\prg_do_nothing:#1?~|. If that is a single~|\prg_do_nothing:| the
+% test yields \texttt{true}. Otherwise, that is more than one token, and the
+% test yields \texttt{false}. The work is done within braces (with an
% |\if_false: { \fi: ... }| construction) both to hide potential
% alignment tab characters from \TeX{} in a table, and to allow for
-% removing what remains of the token list after its first space. The
-% \cs{exp:w} and \cs{exp_end:} ensure that the result of a
-% single step of expansion directly yields a balanced token list (no
-% trailing closing brace).
+% removing what remains of the token list after its first space. The use of
+% \cs{if:w} ensures that the result of a single step of expansion directly
+% yields a balanced token list (no trailing closing brace).
% \begin{macrocode}
\prg_new_conditional:Npnn \tl_if_head_is_space:n #1 { p , T , F , TF }
{
- \exp:w \if_false: { \fi:
- \@@_if_head_is_space:w ? #1 ? ~ }
+ \if:w
+ \if_false: { \fi: \@@_if_head_is_space:w \prg_do_nothing: #1 ? ~ }
+ \scan_stop: \scan_stop:
+ \prg_return_true:
+ \else:
+ \prg_return_false:
+ \fi:
}
-\cs_new:Npn \@@_if_head_is_space:w #1 ~
+\exp_args:Nno \use:n { \cs_new:Npn \@@_if_head_is_space:w #1 ~ }
{
- \tl_if_empty:oTF { \use_none:n #1 }
- { \exp_after:wN \exp_end: \exp_after:wN \prg_return_true: }
- { \exp_after:wN \exp_end: \exp_after:wN \prg_return_false: }
+ \@@_if_empty_if:o {#1} \else: f \fi:
\exp_after:wN \use_none:n \exp_after:wN { \if_false: } \fi:
}
% \end{macrocode}
% \end{macro}
% \end{macro}
%
+% \subsection{Token by token changes}
+%
+% \begin{variable}{\s_@@_act_stop}
+% The \cs[no-index]{@@_act_\ldots{}} functions may be applied to any token list.
+% Hence, we use a private quark, to allow any token, even quarks,
+% in the token list.
+% Only \cs{s_@@_act_stop} may not appear in the token lists manipulated by
+% \cs{@@_act:NNNn} functions.
+% \begin{macrocode}
+\scan_new:N \s_@@_act_stop
+% \end{macrocode}
+% \end{variable}
+%
+% \begin{macro}[EXP]{\@@_act:NNNn}
+% \begin{macro}[EXP]{\@@_act_output:n, \@@_act_reverse_output:n}
+% \begin{macro}[EXP]{\@@_act_loop:w}
+% \begin{macro}[EXP]{\@@_act_normal:NwNNN}
+% \begin{macro}[EXP]{\@@_act_group:nwNNN}
+% \begin{macro}[EXP]{\@@_act_space:wwNNN}
+% \begin{macro}[EXP]{\@@_act_end:w}
+% \begin{macro}[EXP]
+% {
+% \@@_act_if_head_is_space:nTF,
+% \@@_act_if_head_is_space:w,
+% \@@_act_if_head_is_space_true:w
+% }
+% \begin{macro}[EXP]{\@@_use_none_delimit_by_q_act_stop:w}
+% To help control the expansion, \cs{@@_act:NNNn} should always
+% be preceeded by \cs{exp:w} and ends by producing \cs{exp_end:}
+% once the result has been obtained. This way no internal token of it can be
+% accidentally end up in the input stream.
+% Because \cs{s_@@_act_stop} can't appear without braces around it in the
+% argument~|#1| of \cs{@@_act_loop:w}, we can use this marker to set up a fast
+% test for leading spaces.
+% \begin{macrocode}
+\cs_set_protected:Npn \@@_tmp:w #1
+ {
+ \cs_new:Npn \@@_act_if_head_is_space:nTF ##1
+ {
+ \@@_act_if_head_is_space:w
+ \s_@@_act_stop ##1 \s_@@_act_stop \@@_act_if_head_is_space_true:w
+ \s_@@_act_stop #1 \s_@@_act_stop \use_ii:nn
+ }
+ \cs_new:Npn \@@_act_if_head_is_space:w
+ ##1 \s_@@_act_stop #1 ##2 \s_@@_act_stop
+ {}
+ \cs_new:Npn \@@_act_if_head_is_space_true:w
+ \s_@@_act_stop #1 \s_@@_act_stop \use_ii:nn ##1 ##2
+ {##1}
+ }
+\@@_tmp:w { ~ }
+% \end{macrocode}
+% (We expand the definition \cs{@@_act_if_head_is_space:nTF} when
+% setting up \cs{@@_act_loop:w}, so we can then undefine the auxiliary.)
+% In the loop, we check how the token list begins and act
+% accordingly. In the \enquote{group} case, we may have
+% reached \cs{s_@@_act_stop}, the end of the list. Then
+% leave \cs{exp_end:} and the result in the input stream,
+% to terminate the expansion of \cs{exp:w}.
+% Otherwise, apply the relevant function to the
+% \enquote{arguments}, |#3|
+% and to the head of the token list. Then repeat the loop.
+% The scheme is the same if the token list starts with an |N|-type
+% or with a space, making sure that
+% \cs{@@_act_space:wwNNN} gobbles the space.
+% \begin{macrocode}
+\exp_args:Nnx \use:n { \cs_new:Npn \@@_act_loop:w #1 \s_@@_act_stop }
+ {
+ \exp_not:o { \@@_act_if_head_is_space:nTF {#1} }
+ \exp_not:N \@@_act_space:wwNNN
+ {
+ \exp_not:o { \tl_if_head_is_group:nTF {#1} }
+ \exp_not:N \@@_act_group:nwNNN
+ \exp_not:N \@@_act_normal:NwNNN
+ }
+ \exp_not:n {#1} \s_@@_act_stop
+ }
+\cs_undefine:N \@@_act_if_head_is_space:nTF
+\cs_new:Npn \@@_act_normal:NwNNN #1 #2 \s_@@_act_stop #3
+ {
+ #3 #1
+ \@@_act_loop:w #2 \s_@@_act_stop
+ #3
+ }
+\cs_new:Npn \@@_use_none_delimit_by_s_act_stop:w #1 \s_@@_act_stop { }
+\cs_new:Npn \@@_act_end:wn #1 \@@_act_result:n #2
+ { \group_align_safe_end: \exp_end: #2 }
+\cs_new:Npn \@@_act_group:nwNNN #1 #2 \s_@@_act_stop #3#4#5
+ {
+ \@@_use_none_delimit_by_s_act_stop:w #1 \@@_act_end:wn \s_@@_act_stop
+ #5 {#1}
+ \@@_act_loop:w #2 \s_@@_act_stop
+ #3 #4 #5
+ }
+\exp_last_unbraced:NNo
+ \cs_new:Npn \@@_act_space:wwNNN \c_space_tl #1 \s_@@_act_stop #2#3
+ {
+ #3
+ \@@_act_loop:w #1 \s_@@_act_stop
+ #2 #3
+ }
+% \end{macrocode}
+% \cs{@@_act:NNNn} loops over tokens, groups, and spaces in |#4|.
+% |{\s_@@_act_stop}| serves as the end of token list marker, the |?| after it
+% avoids losing outer braces. The result is stored as an argument for the
+% dummy function \cs{@@_act_result:n}.
+% \begin{macrocode}
+\cs_new:Npn \@@_act:NNNn #1#2#3#4
+ {
+ \group_align_safe_begin:
+ \@@_act_loop:w #4 { \s_@@_act_stop } ? \s_@@_act_stop
+ #1 #3 #2
+ \@@_act_result:n { }
+ }
+% \end{macrocode}
+% Typically, the output is done to the right of what was already output,
+% using \cs{@@_act_output:n}, but for the \cs{@@_act_reverse} functions,
+% it should be done to the left.
+% \begin{macrocode}
+\cs_new:Npn \@@_act_output:n #1 #2 \@@_act_result:n #3
+ { #2 \@@_act_result:n { #3 #1 } }
+\cs_new:Npn \@@_act_reverse_output:n #1 #2 \@@_act_result:n #3
+ { #2 \@@_act_result:n { #1 #3 } }
+% \end{macrocode}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+%
+% \begin{macro}[EXP]{\tl_reverse:n, \tl_reverse:o, \tl_reverse:V}
+% \begin{macro}[EXP]{\@@_reverse_normal:nN}
+% \begin{macro}[EXP]{\@@_reverse_group_preserve:nn}
+% \begin{macro}[EXP]{\@@_reverse_space:n}
+% The goal here is to reverse without losing spaces nor braces.
+% This is done using the general internal function \cs{@@_act:NNNn}.
+% Spaces and \enquote{normal} tokens are output on the left of the current
+% output. Grouped tokens are output to the left but without any reversal
+% within the group.
+% \begin{macrocode}
+\cs_new:Npn \tl_reverse:n #1
+ {
+ \__kernel_exp_not:w \exp_after:wN
+ {
+ \exp:w
+ \@@_act:NNNn
+ \@@_reverse_normal:N
+ \@@_reverse_group_preserve:n
+ \@@_reverse_space:
+ {#1}
+ }
+ }
+\cs_generate_variant:Nn \tl_reverse:n { o , V }
+\cs_new:Npn \@@_reverse_normal:N
+ { \@@_act_reverse_output:n }
+\cs_new:Npn \@@_reverse_group_preserve:n #1
+ { \@@_act_reverse_output:n { {#1} } }
+\cs_new:Npn \@@_reverse_space:
+ { \@@_act_reverse_output:n { ~ } }
+% \end{macrocode}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+% \end{macro}
+%
+% \begin{macro}{\tl_reverse:N, \tl_reverse:c, \tl_greverse:N, \tl_greverse:c}
+% This reverses the list, leaving \cs{exp_stop_f:} in front,
+% which stops the \texttt{f}-expansion.
+% \begin{macrocode}
+\cs_new_protected:Npn \tl_reverse:N #1
+ { \__kernel_tl_set:Nx #1 { \exp_args:No \tl_reverse:n { #1 } } }
+\cs_new_protected:Npn \tl_greverse:N #1
+ { \__kernel_tl_gset:Nx #1 { \exp_args:No \tl_reverse:n { #1 } } }
+\cs_generate_variant:Nn \tl_reverse:N { c }
+\cs_generate_variant:Nn \tl_greverse:N { c }
+% \end{macrocode}
+% \end{macro}
+%
% \subsection{Using a single item}
%
% \begin{macro}{\tl_item:nn, \tl_item:Nn, \tl_item:cn}
@@ -3373,7 +3528,10 @@
\cs_new_protected:Npn \@@_show:NN #1#2
{
\__kernel_chk_defined:NT #2
- { \exp_args:Nx #1 { \token_to_str:N #2 = \exp_not:o {#2} } }
+ {
+ \exp_args:Ne #1
+ { \token_to_str:N #2 = \__kernel_exp_not:w \exp_after:wN {#2} }
+ }
}
% \end{macrocode}
% \end{macro}
@@ -3459,6 +3617,12 @@
% \end{macrocode}
% \end{variable}
%
+% We finally clean up a temporary control sequence that we have used at
+% various points to set up some definitions.
+% \begin{macrocode}
+\cs_undefine:N \@@_tmp:w
+% \end{macrocode}
+%
% \begin{macrocode}
%</package>
% \end{macrocode}
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3token.dtx b/Master/texmf-dist/source/latex/l3kernel/l3token.dtx
index dabd6ea6aca..676c55747ae 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3token.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3token.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%
@@ -692,6 +692,14 @@
% Tests if the \meta{token} is defined to be a mathchardef.
% \end{function}
%
+% \begin{function}[EXP,pTF, added=2020-10-27]{\token_if_font_selection:N}
+% \begin{syntax}
+% \cs{token_if_font_selection_p:N} \meta{token} \\
+% \cs{token_if_font_selection:NTF} \meta{token} \Arg{true code} \Arg{false code}
+% \end{syntax}
+% Tests if the \meta{token} is defined to be a font selection command.
+% \end{function}
+%
% \begin{function}[EXP,pTF, updated=2012-01-20]{\token_if_dim_register:N}
% \begin{syntax}
% \cs{token_if_dim_register_p:N} \meta{token} \\
@@ -1496,7 +1504,7 @@
\tl_put_right:Nn \l_@@_tmp_tl { ^^@ \if_false: } }
\char_set_catcode_group_end:n { 0 }
\tl_put_right:Nn \l_@@_tmp_tl { { \fi: \exp_not:N \or: ^^@ } % }
- \tl_set:Nx \l_@@_tmp_tl { \l_@@_tmp_tl }
+ \__kernel_tl_set:Nx \l_@@_tmp_tl { \l_@@_tmp_tl }
\char_set_catcode_math_toggle:n { 0 }
\tl_put_right:Nn \l_@@_tmp_tl { \or: ^^@ }
\char_set_catcode_alignment:n { 0 }
@@ -2222,6 +2230,7 @@
% \@@_delimit_by_char":w,
% \@@_delimit_by_count:w,
% \@@_delimit_by_dimen:w,
+% \@@_delimit_by_ font:w,
% \@@_delimit_by_macro:w,
% \@@_delimit_by_muskip:w,
% \@@_delimit_by_skip:w,
@@ -2233,6 +2242,9 @@
% argument delimited by a string, a second one delimited by
% \cs{s_@@_stop}, and returns the first one and its delimiter.
% This result is eventually compared to another string.
+% Note that the ``font'' auxiliary is delimited by a space followed by
+% ``\texttt{font}''. This avoids an unnecessary check for the
+% \tn{font} primitive below.
% \begin{macrocode}
\group_begin:
\cs_set_protected:Npn \@@_tmp:w #1
@@ -2247,6 +2259,7 @@
\@@_tmp:w { char" }
\@@_tmp:w { count }
\@@_tmp:w { dimen }
+\@@_tmp:w { ~ font }
\@@_tmp:w { macro }
\@@_tmp:w { muskip }
\@@_tmp:w { skip }
@@ -2260,6 +2273,7 @@
% \token_if_chardef:N, \token_if_mathchardef:N,
% \token_if_long_macro:N,
% \token_if_protected_macro:N, \token_if_protected_long_macro:N,
+% \token_if_font_selection:N,
% \token_if_dim_register:N, \token_if_int_register:N,
% \token_if_muskip_register:N,
% \token_if_skip_register:N, \token_if_toks_register:N,
@@ -2292,8 +2306,9 @@
% space after |\protected| but a space after |\long|, hence the
% mixture of \cs{token_to_str:N} and \cs{tl_to_str:n}.
%
-% For the first five conditionals, \cs{cs_if_exist:cT} turns out to
-% be \texttt{false}, and the code boils down to a string comparison
+% For the first six conditionals, \cs{cs_if_exist:cT} turns out to
+% be \texttt{false} (thanks to the leading space for \texttt{font}),
+% and the code boils down to a string comparison
% between the result of the auxiliary on the \tn{meaning} of the
% conditional's argument~|####1|, and~|#3|. Both are evaluated at
% run-time, as this is important to get the correct escape character.
@@ -2348,6 +2363,7 @@
{ \tl_to_str:n { \protected } macro }
\@@_tmp:w { protected_long_macro } { macro }
{ \token_to_str:N \protected \tl_to_str:n { \long } macro }
+\@@_tmp:w { font_selection } { ~ font } { select ~ font }
\@@_tmp:w { dim_register } { dimen } { \token_to_str:N \dimen }
\@@_tmp:w { int_register } { count } { \token_to_str:N \count }
\@@_tmp:w { muskip_register } { muskip } { \token_to_str:N \muskip }
diff --git a/Master/texmf-dist/source/latex/l3kernel/l3unicode.dtx b/Master/texmf-dist/source/latex/l3kernel/l3unicode.dtx
index 644d30f90fc..14467d96177 100644
--- a/Master/texmf-dist/source/latex/l3kernel/l3unicode.dtx
+++ b/Master/texmf-dist/source/latex/l3kernel/l3unicode.dtx
@@ -43,7 +43,7 @@
% }^^A
% }
%
-% \date{Released 2020-10-05}
+% \date{Released 2020-10-27}
%
% \maketitle
%