| Current File : //usr/share/texlive/texmf-dist/tex/latex/l3packages/xparse/xparse-2020-10-01.sty |
%%
%% This is file `xparse-2020-10-01.sty', generated from
%% xparse.dtx (with options: `package', on 2021-01-20)
%% then adapted and frozen for compatibility. Development of
%% xparse.dtx will continue in the LaTeX2e kernel as ltcmd.dtx.
%%
%% Copyright (C) 2009-2021 The LaTeX Project
%%
%% It may be distributed and/or modified under the conditions of
%% the LaTeX Project Public License (LPPL), either version 1.3c of
%% this license or (at your option) any later version. The latest
%% version of this license is in the file:
%%
%% http://www.latex-project.org/lppl.txt
%%
%% This file is part of the "l3packages bundle" (The Work in LPPL)
%% and all files in that bundle must be distributed together.
%%
%% File: xparse.dtx
\RequirePackage{expl3}[2018-04-12]
\@ifpackagelater{expl3}{2018-04-12}
{}
{%
\PackageError{xparse}{Support package l3kernel too old}
{%
Please install an up to date version of l3kernel\MessageBreak
using your TeX package manager or from CTAN.\MessageBreak
\MessageBreak
Loading xparse will abort!%
}%
\endinput
}
% \ProvidesExplPackage{xparse}{2021-01-09}{}
% {L3 Experimental document command parser}
\expandafter\protected@xdef\csname ver@xparse.sty\endcsname
{2021-01-09 L3 Experimental document command parser}
\ExplSyntaxOn
\clist_new:N \l__xparse_options_clist
\DeclareOption* { \clist_put_right:NV \l__xparse_options_clist \CurrentOption }
\ProcessOptions \relax
\keys_define:nn { xparse }
{
log-declarations .bool_set:N = \l__xparse_log_bool ,
log-declarations .initial:n = false
}
\keys_set:nV { xparse } \l__xparse_options_clist
\bool_if:NF \l__xparse_log_bool
{ \msg_redirect_module:nnn { LaTeX / xparse } { info } { none } }
\input xparse-generic.tex ~
\cs_gset_protected:Npn \__xparse_normalize_arg_spec_loop:n #1
{
\quark_if_recursion_tail_stop:n {#1}
\int_incr:N \l__xparse_current_arg_int
\cs_if_exist_use:cF { __xparse_normalize_type_ \tl_to_str:n {#1} :w }
{
\__kernel_msg_error:nnxx { xparse } { unknown-argument-type }
{ \__xparse_environment_or_command: } { \tl_to_str:n {#1} }
\__xparse_bad_def:wn
}
}
\cs_new_protected:Npx \__xparse_normalize_type_g:w
{ \exp_not:N \__xparse_normalize_type_G:w { \exp_not:V \c_novalue_tl } }
\cs_new_protected:Npn \__xparse_normalize_type_G:w #1
{
\quark_if_recursion_tail_stop_do:nn {#1} { \__xparse_bad_arg_spec:wn }
\__xparse_normalize_check_gv:N G
\__xparse_add_arg_spec:n { G {#1} }
\tl_put_right:Nn \l__xparse_last_delimiters_tl { { } }
\__xparse_normalize_arg_spec_loop:n
}
\cs_new_protected:Npn \__xparse_normalize_type_l:w
{
\__xparse_normalize_check_lu:N l
\__xparse_add_arg_spec_mandatory:n { l }
\__xparse_normalize_arg_spec_loop:n
}
\cs_new_protected:Npn \__xparse_normalize_type_u:w #1
{
\quark_if_recursion_tail_stop_do:nn {#1} { \__xparse_bad_arg_spec:wn }
\__xparse_normalize_check_lu:N u
\__xparse_add_arg_spec_mandatory:n { u {#1} }
\__xparse_normalize_arg_spec_loop:n
}
\cs_new_protected:Npn \__xparse_add_type_G:w #1
{
\__xparse_flush_m_args:
\__xparse_add_default:n {#1}
\__xparse_add_grabber:N G
\__xparse_prepare_signature:N
}
\cs_new_protected:Npn \__xparse_add_type_l:w
{
\__xparse_flush_m_args:
\__xparse_add_default:
\__xparse_add_grabber:N l
\__xparse_prepare_signature:N
}
\cs_new_protected:Npn \__xparse_add_type_u:w #1
{
\__xparse_flush_m_args:
\__xparse_add_default:
\__xparse_add_grabber:N u
\tl_put_right:Nn \l__xparse_signature_tl { {#1} }
\__xparse_prepare_signature:N
}
\cs_new_protected:Npn \__xparse_add_expandable_type_l:w
{ \__xparse_add_expandable_type_u:w ## }
\cs_new_protected:Npn \__xparse_add_expandable_type_u:w #1
{
\__xparse_add_default:
\bool_if:NTF \l__xparse_long_bool
{ \cs_set:cpn }
{ \cs_set_nopar:cpn }
{ \l__xparse_expandable_aux_name_tl } ##1 \q__xparse ##2 ##3 ##4 #1
{ ##1 {##4} \q__xparse ##2 ##3 }
\__xparse_add_expandable_grabber:nn { u }
{ \exp_not:c { \l__xparse_expandable_aux_name_tl } }
\__xparse_prepare_signature:N
}
\cs_new_protected:Npn \__xparse_grab_G:w #1 \__xparse_run_code:
{
\__xparse_grab_G_aux:nNN {#1} \cs_set_protected_nopar:Npn
\__xparse_peek_nonspace:NTF
}
\cs_new_protected:Npn \__xparse_grab_G_long:w #1 \__xparse_run_code:
{
\__xparse_grab_G_aux:nNN {#1} \cs_set_protected:Npn
\__xparse_peek_nonspace:NTF
}
\cs_new_protected:Npn \__xparse_grab_G_obey_spaces:w #1 \__xparse_run_code:
{
\__xparse_grab_G_aux:nNN {#1} \cs_set_protected_nopar:Npn
\peek_meaning:NTF
}
\cs_new_protected:Npn \__xparse_grab_G_long_obey_spaces:w #1 \__xparse_run_code:
{
\__xparse_grab_G_aux:nNN {#1} \cs_set_protected:Npn
\peek_meaning:NTF
}
\cs_new_protected:Npn \__xparse_grab_G_aux:nNN #1#2#3
{
\tl_set:Nn \l__xparse_signature_tl {#1}
\exp_after:wN #2 \l__xparse_fn_tl ##1
{ \__xparse_add_arg:n {##1} }
#3 \c_group_begin_token
{ \l__xparse_fn_tl }
{ \__xparse_add_arg:o \c_novalue_tl }
}
\cs_new_protected:Npn \__xparse_grab_l:w #1 \__xparse_run_code:
{ \__xparse_grab_l_aux:nN {#1} \cs_set_protected_nopar:Npn }
\cs_new_protected:Npn \__xparse_grab_l_long:w #1 \__xparse_run_code:
{ \__xparse_grab_l_aux:nN {#1} \cs_set_protected:Npn }
\cs_new_protected:Npn \__xparse_grab_l_aux:nN #1#2
{
\tl_set:Nn \l__xparse_signature_tl {#1}
\exp_after:wN #2 \l__xparse_fn_tl ##1##
{ \__xparse_add_arg:n {##1} }
\l__xparse_fn_tl
}
\cs_new_protected:Npn \__xparse_grab_u:w #1#2 \__xparse_run_code:
{ \__xparse_grab_u_aux:nnN {#1} {#2} \cs_set_protected_nopar:Npn }
\cs_new_protected:Npn \__xparse_grab_u_long:w #1#2 \__xparse_run_code:
{ \__xparse_grab_u_aux:nnN {#1} {#2} \cs_set_protected:Npn }
\cs_new_protected:Npn \__xparse_grab_u_aux:nnN #1#2#3
{
\tl_set:Nn \l__xparse_signature_tl {#2}
\exp_after:wN #3 \l__xparse_fn_tl ##1 #1
{ \__xparse_add_arg:n {##1} }
\l__xparse_fn_tl
}
\cs_new_eq:NN \__xparse_expandable_grab_u:w \prg_do_nothing:
%%
%%
%% End of file `xparse-2020-10-01.sty'.