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% piton.4ht (2023-10-13-14:15), generated from tex4ht-4ht.tex
% Copyright 2023 TeX Users Group
%
% This work may be distributed and/or modified under the
% conditions of the LaTeX Project Public License, either
% version 1.3c of this license or (at your option) any
% later version. The latest version of this license is in
% http://www.latex-project.org/lppl.txt
% and version 1.3c or later is part of all distributions
% of LaTeX version 2005/12/01 or later.
%
% This work has the LPPL maintenance status "maintained".
%
% The Current Maintainer of this work
% is the TeX4ht Project <http://tug.org/tex4ht>.
%
% If you modify this program, changing the
% version identification would be appreciated.
\immediate\write-1{version 2023-10-13-14:15}
\ExplSyntaxOn
\NewConfigure{pitonline}{3}
\NewConfigure{pitonnumber}{2}
\protected\def\:tempa #1\__piton_end_line:{
\:pitonendignorelines\glet\:pitonendignorelines\relax
\group_begin:
% we set line in a box, because otherwise lines are collapsed sometimes
\hbox_set:Nn \l_tmpa_box{
\a:pitonline
\a:pitonnumber
\bool_if:NT \l__piton_line_numbers_bool
{
\bool_if:nF
{
\str_if_eq_p:nn { #1 } { \PitonStyle {Prompt}{} }
&&
\l__piton_skip_empty_lines_bool
}
{ \int_gincr:N \g__piton_visual_line_int}
\bool_if:nT
{
! \str_if_eq_p:nn { #1 } { \PitonStyle {Prompt}{} }
||
( ! \l__piton_skip_empty_lines_bool && \l__piton_label_empty_lines_bool )
}
\__piton_print_number:
}
\b:pitonnumber
\language = -1
\raggedright
\strut
% \HCode{<code>}
\b:pitonline
\NoFonts
\__piton_replace_spaces:n { #1 }
\EndNoFonts
%
\c:pitonline
}
\box_use_drop:N \l_tmpa_box
\group_end:
}
\HLet\__piton_begin_line:\:tempa
\NewConfigure{piton}{2}
% Piton environments and file input produces extra blank line at the start
% we use TeX4ht specials to remove them
\gdef\:pitonendignorelines{}
\pend:def\__piton_pre_env:{\a:piton
\ht:special{t4ht@[}% ignore next linebreak, to preven spurious blank line at the beginning of listings
\gdef\:pitonendignorelines{\ht:special{t4ht@]}}
}
\append:def\__piton_write_aux:{\b:piton}
\NewDocumentCommand { \:__piton_piton_standard } { m }
{
\group_begin:
\ttfamily
\a:pitonline\b:pitonline
\automatichyphenmode = 1
\cs_set_eq:NN \\ \c_backslash_str
\cs_set_eq:NN \% \c_percent_str
\cs_set_eq:NN \{ \c_left_brace_str
\cs_set_eq:NN \} \c_right_brace_str
\cs_set_eq:NN \$ \c_dollar_str
\cs_set_eq:cN { ~ } \space
\cs_set_protected:Npn \__piton_begin_line: { }
\cs_set_protected:Npn \__piton_end_line: { }
\tl_set:Ne \l_tmpa_tl
{
\lua_now:e
{ piton.ParseBis('\l__piton_language_str',token.scan_string()) }
{ #1 }
}
\bool_if:NTF \l__piton_show_spaces_bool
{ \regex_replace_all:nnN { \x20 } { ^^^^2423 } \l_tmpa_tl } % U+2423
{
\bool_if:NT \l__piton_break_lines_in_piton_bool
{ \regex_replace_all:nnN { \x20 } { \x20 } \l_tmpa_tl }
}
% our extra code to remove the space glyph
\regex_replace_all:nnN { \x20 } { \c { __piton_breakable_space: } } \l_tmpa_tl
\l_tmpa_tl
\c:pitonline
\group_end:
}
\HLet\__piton_piton_standard\:__piton_piton_standard
\NewDocumentCommand { \:__piton_piton_verbatim } { v }
{
\group_begin:
\ttfamily
\a:pitonline\b:pitonline
\automatichyphenmode = 1
\cs_set_protected:Npn \__piton_begin_line: { }
\cs_set_protected:Npn \__piton_end_line: { }
\tl_set:Ne \l_tmpa_tl
{
\lua_now:e
{ piton.Parse('\l__piton_language_str',token.scan_string()) }
{ #1 }
}
\bool_if:NT \l__piton_show_spaces_bool
{ \regex_replace_all:nnN { \x20 } { ^^^^2423 } \l_tmpa_tl } % U+2423
% our extra code to remove the space glyph
\regex_replace_all:nnN { \x20 } { \c { __piton_breakable_space: } } \l_tmpa_tl
\l_tmpa_tl
\c:pitonline
\group_end:
}
\HLet\__piton_piton_verbatim\:__piton_piton_verbatim
\ExplSyntaxOff
\Hinput{piton}
\endinput
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