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%%
%% This is file `l3tl-build.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% l3tl-build.dtx (with options: `package')
%%
%% Copyright (C) 2011-2016 The LaTeX3 Project
%%
%% It may be distributed and/or modified under the conditions of
%% the LaTeX Project Public License (LPPL), either version 1.3c of
%% this license or (at your option) any later version. The latest
%% version of this license is in the file:
%%
%% http://www.latex-project.org/lppl.txt
%%
%% This file is part of the "l3experimental bundle" (The Work in LPPL)
%% and all files in that bundle must be distributed together.
%%
%% File: l3tl-build.dtx Copyright (C) 2011-2016 The LaTeX3 Project
\RequirePackage{expl3}[2017/03/07]
\@ifpackagelater{expl3}{2017/03/07}
{}
{%
\PackageError{l3tl-build}{Support package l3kernel too old}
{%
Please install an up to date version of l3kernel\MessageBreak
using your TeX package manager or from CTAN.\MessageBreak
\MessageBreak
Loading l3tl-build will abort!%
}%
\endinput
}
\GetIdInfo$Id: l3tl-build.dtx 6984 2017-03-07 20:53:23Z joseph $
{L3 Experimental token list construction}
\ProvidesExplPackage
{\ExplFileName}{\ExplFileDate}{\ExplFileVersion}{\ExplFileDescription}
\int_new:N \l__tl_build_start_index_int
\int_new:N \l__tl_build_index_int
\tl_new:N \l__tl_build_result_tl
\cs_new_protected:Npn \__tl_build_unpack:
{
\tl_put_right:Nx \l__tl_build_result_tl
{
\exp_after:wN \__tl_build_unpack_loop:w
\int_use:N \l__tl_build_start_index_int ;
\__prg_break_point:
}
}
\cs_new:Npn \__tl_build_unpack_loop:w #1 ;
{
\if_int_compare:w #1 = \l__tl_build_index_int
\exp_after:wN \__prg_break:
\fi:
\tex_the:D \tex_toks:D #1 \exp_stop_f:
\exp_after:wN \__tl_build_unpack_loop:w
\int_use:N \__int_eval:w #1 + 1 ;
}
\cs_new_protected:Npn \__tl_build:Nw
{ \__tl_build_aux:NNw \tl_set:Nn }
\cs_new_protected:Npn \__tl_build_x:Nw
{ \__tl_build_aux:NNw \tl_set:Nx }
\cs_new_protected:Npn \__tl_gbuild:Nw
{ \__tl_build_aux:NNw \tl_gset:Nn }
\cs_new_protected:Npn \__tl_gbuild_x:Nw
{ \__tl_build_aux:NNw \tl_gset:Nx }
\cs_new_protected:Npn \__tl_build_aux:NNw #1#2
{
\group_begin:
\cs_set:Npn \__tl_build_end_assignment:n
{ \group_end: #1 #2 }
\int_zero:N \l__tl_build_start_index_int
\int_zero:N \l__tl_build_index_int
\tl_clear:N \l__tl_build_result_tl
}
\cs_new_protected:Npn \__tl_build_end:
{
\__tl_build_unpack:
\exp_args:No
\__tl_build_end_assignment:n \l__tl_build_result_tl
}
\cs_new_eq:NN \__tl_build_end_assignment:n \use_none:n
\cs_new_protected:Npn \__tl_build_one:n #1
{
\tex_toks:D \l__tl_build_index_int {#1}
\int_incr:N \l__tl_build_index_int
\if_int_compare:w \l__tl_build_index_int > \c_max_register_int
\__tl_build_unpack:
\l__tl_build_index_int \l__tl_build_start_index_int
\fi:
}
\cs_new_protected:Npn \__tl_build_one:o #1
{
\tex_toks:D \l__tl_build_index_int \exp_after:wN {#1}
\int_incr:N \l__tl_build_index_int
\if_int_compare:w \l__tl_build_index_int > \c_max_register_int
\__tl_build_unpack:
\l__tl_build_index_int \l__tl_build_start_index_int
\fi:
}
\cs_new_protected:Npn \__tl_build_one:x #1
{ \use:x { \__tl_build_one:n {#1} } }
%%
%%
%% End of file `l3tl-build.sty'.
|
