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%%
%% This is file `l3expan.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% l3expan.dtx (with options: `package,trace')
%%
%%
%% EXPERIMENTAL CODE
%%
%% Do not distribute this file without also distributing the
%% source files specified above.
%%
%% Do not distribute a modified version of this file.
%%
%%
%% File: l3expan.dtx Copyright (C) 1990-2006 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 ``expl3 bundle'' (The Work in LPPL)
%% and all files in that bundle must be distributed together.
%%
%% The released version of this bundle is available from CTAN.
%%
%% -----------------------------------------------------------------------
%%
%% The development version of the bundle can be found at
%%
%% http://www.latex-project.org/cgi-bin/cvsweb.cgi/
%%
%% for those people who are interested.
%%
%%%%%%%%%%%
%% NOTE: %%
%%%%%%%%%%%
%%
%% Snapshots taken from the repository represent work in progress and may
%% not work or may contain conflicting material! We therefore ask
%% people _not_ to put them into distributions, archives, etc. without
%% prior consultation with the LaTeX Project Team.
%%
%% -----------------------------------------------------------------------
\RequirePackage{l3names}
\GetIdInfo$Id: l3expan.dtx 573 2006-08-21 20:59:37Z morten $
{L3 Experimental Argument Expansion module}
\RequirePackage{l3tlp}
\tlp_new:Nn\l_exp_tlp{}
\def_new:Npn\exp_arg_next:nnn#1#2#3{
#2\:::{#3#1}
}
\def_new:Npn\::n#1\:::#2#3{
#1\:::{#2{#3}}
}
\def_new:Npn\::N#1\:::#2#3{
#1\:::{#2#3}
}
\def_new:Npn\::c#1\:::#2#3{
\exp_after:NN\exp_arg_next:nnn\cs:w #3\cs_end:{#1}{#2}
}
\def_new:Npn\::o#1\:::#2#3{
\exp_after:NN\exp_arg_next:nnn\exp_after:NN{\exp_after:NN{#3}}{#1}{#2}
}
\def_new:Npn\::f#1\:::#2#3{
\exp_after:NN\exp_arg_next:nnn
\exp_after:NN{\exp_after:NN{\int_to_roman:w -`0 #3}}
{#1}{#2}
}
\def_new:Npn\::x#1\:::#2#3{
\tlp_set:Nx\l_exp_tlp{{{#3}}}
\exp_after:NN\exp_arg_next:nnn\l_exp_tlp{#1}{#2}}
\def_new:Npn\:::#1{#1}
\def_new:Npn\::C#1\:::#2#3{
\exp_after:NN\exp_C_aux:nnn\cs:w #3\cs_end:{#1}{#2}}
\def_new:Npn\exp_C_aux:nnn #1
{
\exp_after:NN
\exp_arg_next:nnn
\exp_after:NN
{
\exp_after:NN
{#1}
}
}
\def:Npn\::E#1\:::#2#3{
\exp_after:NN\exp_arg_next:nnn \exp_after:NN{#3}{#1}{#2}
}
\def:Npn\::e#1\:::#2#3{
\exp_after:NN\exp_arg_next:nnn \exp_after:NN{#3}{#1}{#2}
}
\def:Npn\::d#1\:::#2#3{
\exp_after:NN\exp_after:NN\exp_after:NN\exp_arg_next:nnn
\exp_after:NN\exp_after:NN\exp_after:NN{
\exp_after:NN\exp_after:NN\exp_after:NN{#3}}{#1}{#2}
}
\let:NN \exp_args:NE \exp_after:NN
\def:Npn \exp_args:NNE #1{\exp_args:NE#1\exp_args:NE}
\def:Npn \exp_args:NNNE #1#2{\exp_args:NE#1\exp_args:NE#2\exp_args:NE}
\def:Npn \exp_args:NEE #1{\exp_args:NE\exp_args:NE\exp_args:NE#1\exp_args:NE}
\def:Npn \exp_args:NcE #1#2{\exp_after:NN #1\cs:w #2\exp_after:NN\cs_end:}
\def:Npn \exp_args:Nd {\::d\:::}
\def:Npn \exp_args:NNd {\::N\::d\:::}
\def:Npn \exp_args:NC {\::C\:::}
\def:Npn \exp_args:Ncx {\::c\::x\:::}
\def:Npn \exp_args:Ncco {\::c\::c\::o\:::}
\def:Npn \exp_args:Nccx {\::c\::c\::x\:::}
\def:Npn \exp_args:Ncnx {\::c\::n\::x\:::}
\def:Npn \exp_args:NcNc {\::c\::N\::c\:::}
\def:Npn \exp_args:NcNo {\::c\::N\::o\:::}
\def:Npn \exp_args:Ncco {\::c\::c\::o\:::}
\def:Npn \exp_args:Nf {\::f\:::}
\def:Npn \exp_args:NNf {\::N\::f\:::}
\def:Npn \exp_args:Nfo{\::f\::o\:::}
\def:Npn \exp_args:Nnf {\::n\::f\:::}
\def:Npn \exp_args:NNno {\::N\::n\::o\:::}
%% Strange one this next one...
\def:Npn \exp_args:NnnN {\::n\::n\::N\:::}
\def:Npn \exp_args:Nnno {\::n\::n\::o\:::}
\def:Npn \exp_args:Nnnx {\::n\::n\::x\:::}
\def:Npn \exp_args:Nno {\::n\::o\:::}
\def:Npn \exp_args:Nnox {\::n\::o\::x\:::}
\def:Npn \exp_args:NNx {\::N\::x\:::}
\def:Npn \exp_args:Nnx {\::n\::x\:::}
\def:Npn \exp_args:Noo {\::o\::o\:::}
\def:Npn \exp_args:Noox {\::o\::o\::x\:::}
\def:Npn \exp_args:Nox {\::o\::x\:::}
\def:Npn \exp_args:Nx {\::x\:::}
\def:Npn \exp_args:Nxo {\::x\::o\:::}
\def:Npn \exp_args:Nxx {\::x\::x\:::}
\def:Npn \exp_args:NNC {\::N\::C\:::}
\def:Npn \exp_args:Nnnc {\::n\::n\::c\:::}
\def_new:Npn\exp_not:o#1{\exp_not:n\exp_after:NN{#1}}
\def_new:Npn\exp_not:E{\exp_after:NN\exp_not:N}
\def_new:Npn\exp_not:c#1{\exp_after:NN\exp_not:N\cs:w#1\cs_end:}
\def_new:Npn \exp_args:No #1#2{\exp_after:NN#1\exp_after:NN{#2}}
\def_new:Npn \exp_args:NOo #1#2#3{\exp_after:NN\exp_args:No \exp_after:NN#1
\exp_after:NN#2\exp_after:NN{#3}}
\def_new:Npn \exp_args:NOOo #1#2#3#4{\exp_after:NN\exp_args:NOo
\exp_after:NN#1\exp_after:NN#2\exp_after:NN#3\exp_after:NN{#4}}
\def_new:Npn \exp_args:NNo #1#2#3{\exp_after:NN#1\exp_after:NN#2
\exp_after:NN{#3}}
\def_new:Npn \exp_args:NNO #1#2#3 {\exp_after:NN#1
\exp_after:NN#2 #3}
\def_new:Npn \exp_args:NNOo #1#2#3#4{\exp_after:NN\exp_args:NNo
\exp_after:NN#1\exp_after:NN#2\exp_after:NN#3\exp_after:NN{#4}}
\def_new:Npn \exp_args:NNNo #1#2#3#4{\exp_after:NN#1\exp_after:NN#2
\exp_after:NN#3\exp_after:NN{#4}}
\def_new:Npn \exp_args:Nc #1#2{\exp_after:NN#1\cs:w#2\cs_end:}
\def_new:Npn \exp_args:NNc #1#2#3{\exp_after:NN#1\exp_after:NN#2
\cs:w#3\cs_end:}
\def_new:Npn \exp_args:NOc#1#2#3{\exp_after:NN\exp_args:No\exp_after:NN
#1\exp_after:NN#2\cs:w#3\cs_end:}
\def_new:Npn \exp_args:Ncc #1#2#3{\exp_after:NN#1
\cs:w#2\exp_after:NN\cs_end:\cs:w#3\cs_end:}
\def_new:Npn \exp_args:Nccc #1#2#3#4{\exp_after:NN#1
\cs:w#2\exp_after:NN\cs_end:\cs:w#3\exp_after:NN
\cs_end:\cs:w #4\cs_end:}
\def_new:Npn \exp_args:Nco #1#2#3{\exp_after:NN#1\cs:w#2\exp_after:NN
\cs_end:\exp_after:NN{#3}}
\def:Npn\exp_def_form:nnn#1#2#3{
\exp_after:NN
\def:Npn
\cs:w
#1:#3
\exp_after:NN
\cs_end:
\exp_after:NN
{
\cs:w
exp_args:N#3
\exp_after:NN
\cs_end:
\cs:w
#1:#2
\cs_end:
}
\cs_if_free:cT
{exp_args:N#3}
{\def:cpx {exp_args:N#3}
{\exp_args_form_x:w #3 :}
}
}
\def_new:Npn\exp_args_form_x:w #1 {
\exp_not:c{::#1}
\if_meaning:NN #1 :
\else:
\exp_after:NN\exp_args_form_x:w
\fi:}
%%
%%
%% End of file `l3expan.sty'.
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