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authorKarl Berry <karl@freefriends.org>2013-10-14 22:31:43 +0000
committerKarl Berry <karl@freefriends.org>2013-10-14 22:31:43 +0000
commit9778d89f9f3ed407031c3116ba1e3d621c7e0da4 (patch)
tree8b9012f12ae2e12ef1bdb925e191d283b3bc2eed /Master/texmf-dist/tex/latex/withargs
parent24530adc39b721401c8037360aea53c67cc968fa (diff)
withargs (14oct13)
git-svn-id: svn://tug.org/texlive/trunk@31906 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/tex/latex/withargs')
-rw-r--r--Master/texmf-dist/tex/latex/withargs/withargs-dry.sty52
-rw-r--r--Master/texmf-dist/tex/latex/withargs/withargs-packagedoc.cls330
-rw-r--r--Master/texmf-dist/tex/latex/withargs/withargs.sty331
3 files changed, 713 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/latex/withargs/withargs-dry.sty b/Master/texmf-dist/tex/latex/withargs/withargs-dry.sty
new file mode 100644
index 00000000000..acf5795c82e
--- /dev/null
+++ b/Master/texmf-dist/tex/latex/withargs/withargs-dry.sty
@@ -0,0 +1,52 @@
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \iffalse %%%%
+% %
+% Copyright (c) 2013 - Michiel Helvensteijn (www.mhelvens.net) %
+% %
+% This work may be distributed and/or modified under the conditions %
+% of the LaTeX Project Public License, either version 1.3 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 1.3 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 Michiel Helvensteijn. %
+% %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \fi %%%%
+
+% I will 'officially' release this file at some point in the future. For
+% now I'm just using it to document a couple of packages. Still, it's
+% released under LPPL, so use it as you will.
+%
+% -- Michiel Helvensteijn
+
+\NeedsTeXFormat{LaTeX2e}
+\ProvidesPackage{dry}
+ [2013/10/11 convenience macros for reusing LaTeX code]
+
+\RequirePackage{filecontents}
+\RequirePackage{xparse}
+\RequirePackage{etoolbox}
+\RequirePackage{withargs}
+
+\newcommand\minput[1]{%
+ \input{#1}\unskip%
+}
+
+\NewDocumentCommand{\NewDRYer}{m +m}{%
+ \withargs [\uniquecsname] [#2] {%
+ \newenvironment{#1}{%
+ \begingroup%
+ \@tempswafalse\filec@ntents{##1.tmp}%
+ }{%
+ \endfilecontents%
+ \endgroup%
+ }%
+ \AfterEndEnvironment{#1}{%
+ \withargs (xn) [##1.tmp] [\minput{##1.tmp}] {%
+ ##2%
+ }%
+ }%
+ }%
+}
diff --git a/Master/texmf-dist/tex/latex/withargs/withargs-packagedoc.cls b/Master/texmf-dist/tex/latex/withargs/withargs-packagedoc.cls
new file mode 100644
index 00000000000..bf648d019f4
--- /dev/null
+++ b/Master/texmf-dist/tex/latex/withargs/withargs-packagedoc.cls
@@ -0,0 +1,330 @@
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% %
+% Copyright (C) 2013 by Michiel Helvensteijn - www.mhelvens.net %
+% %
+% This work may be distributed and/or modified under the %
+% conditions of the LaTeX Project Public License, either %
+% version 1.3 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 1.3 or later is part of all distributions of %
+% LaTeX version 2005/12/01 or later. %
+% %
+% This work has the LPPL maintenance status `author-maintained'. %
+% %
+% The Current Maintainer of this work is Michiel Helvensteijn. %
+% %
+% This work consists of the file packagedoc.cls. %
+% %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\let\packagename\jobname
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Document Class %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\LoadClassWithOptions{l3doc}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Importing The Main Package %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\RequirePackage{\packagename}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Importing Other Packages %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\RequirePackage{etoolbox}
+\RequirePackage[xcolor]{mdframed}
+\RequirePackage{marginnote}
+\RequirePackage{listings}
+\RequirePackage{textcomp}
+\RequirePackage{hyperref}
+\RequirePackage{needspace}
+\RequirePackage{noindentafter}
+
+\RequirePackage{withargs-dry}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Documentation Options %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\EnableCrossrefs
+\CodelineIndex
+\RecordChanges
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% File Info %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\GetFileInfo{\packagename.sty}
+
+\title{The \textsf{\packagename} package\thanks{%
+ This document corresponds to \textsf{\packagename}~\fileversion,
+ dated \filedate.%
+}}
+
+\author{
+ Michiel Helvensteijn\\
+ \href{mailto:mhelvens+latex@gmail.com}{mhelvens+latex@gmail.com}
+}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Development Info %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\newmdenv[
+ leftline = false,
+ rightline = false
+]{bannerframe}
+
+\apptocmd{\maketitle}{
+ \begin{bannerframe}
+ \small
+ \begin{center}
+ Development of this package is organized at
+ \href{https://github.com/mhelvens/latex-\packagename}
+ {github.com/mhelvens/latex-\packagename}.\\
+ I am happy to receive feedback there!
+ \end{center}
+ \end{bannerframe}
+}{}{}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Example Environment Setup %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+%%% Extra keywords for LaTeX
+%
+\newcommand{\moretexcs}[1]{
+ \lstdefinelanguage{latex}{
+ language=[LaTeX]tex,
+ alsoletter={_,:},
+ moretexcs={ExplSyntaxOn,ExplSyntaxOff,lstinputlisting,detokenize,#1}
+ }
+}
+
+%%% Code formatting
+%
+\lstdefinestyle{examplecode}{%
+ language=latex,%
+ basicstyle=\ttfamily\small,%
+ texcsstyle=*\bfseries,%
+ keywordstyle=\bfseries%
+}
+
+%%% Setting up example code block
+%
+\definecolor{examplecodelinecolor}{rgb}{0,0,0}
+\definecolor{examplecodebackgroundcolor}{rgb}{.9,.9,.9}
+\newmdenv[
+ linecolor = examplecodelinecolor,
+ backgroundcolor = examplecodebackgroundcolor,
+ skipabove = 0bp,
+ skipbelow = 0bp,
+ innertopmargin = -3bp,
+ innerrightmargin = 4bp,
+ innerbottommargin = -3bp,
+ innerleftmargin = 4bp
+]{examplecodeframe}
+
+%%% Defining example output block
+%
+\definecolor{exampleoutputbackgroundcolor}{rgb}{1,1,1}
+\newmdenv[
+ linecolor = examplecodelinecolor,
+ backgroundcolor = exampleoutputbackgroundcolor,
+ skipabove = 0bp,
+ skipbelow = 0bp,
+ innertopmargin = 4bp,
+ innerrightmargin = 4bp,
+ innerbottommargin = 4bp,
+ innerleftmargin = 4bp
+]{exampleoutputframe}
+
+%%% Macros for counting lines in file, adapted from
+%%% http://andreas.scherbaum.la/blog/archives/
+%%% 670-Read-number-lines-in-a-file-in-LaTeX.html
+%
+\RequirePackage{ifthen}
+\newboolean{packagedoc@restfile}
+\newcommand*{\packagedoc@fileline}{}
+\newread\packagedoc@file
+\newcommand*{\packagedoc@readnextline}[1]{%
+ \ifthenelse{\boolean{packagedoc@restfile}}{%
+ \read#1 to \packagedoc@fileline%
+ \ifeof#1\setboolean{packagedoc@restfile}{false}%
+ \else\fi%
+ }{}%
+}
+\newcommand*{\countlinesinfile}[2]{%
+ \setboolean{packagedoc@restfile}{true}%
+ \setcounter{packagedoc@linecount}{0}%
+ \openin\packagedoc@file=#1%
+ \whiledo{\boolean{packagedoc@restfile}}{%
+ \packagedoc@readnextline{\packagedoc@file}%
+ \ifthenelse{\boolean{packagedoc@restfile}}{%
+ \stepcounter{packagedoc@linecount}%
+ }{}%
+ }%
+ \closein\packagedoc@file%
+ \edef#2{\thepackagedoc@linecount}%
+}
+
+\newcounter{packagedoc@linecount}
+\newlength{\packagedoc@spacetoreserve}
+
+%%% DRYer without output
+%
+\NewDRYer{latex-example}{%
+ \addvspace{4bp}%
+ {%
+ \ttfamily\small%
+ \countlinesinfile{#1}{\countedlines}%
+ \setlength{\packagedoc@spacetoreserve}{\countedlines\baselineskip}%
+ \addtolength{\packagedoc@spacetoreserve}{-4bp}%
+ \needspace{\packagedoc@spacetoreserve}%
+ }%
+ \begin{examplecodeframe}%
+ \renewcommand{\ttdefault}{pcr}%
+ \lstinputlisting[style=examplecode]{#1}%
+ \end{examplecodeframe}%
+ #2%
+ \addvspace{4bp}%
+}
+
+\NoIndentAfterEnv{latex-example}
+
+%%% DRYer WITH output but WITHOUT side-effects
+%
+\NewDRYer{latex-example-show}{%
+ \addvspace{4bp}%
+ {%
+ \ttfamily\small%
+ \countlinesinfile{#1}{\countedlines}%
+ \setlength{\packagedoc@spacetoreserve}{\countedlines\baselineskip}%
+ \addtolength{\packagedoc@spacetoreserve}{\baselineskip}%
+ \needspace{\packagedoc@spacetoreserve}%
+ }%
+ \begin{examplecodeframe}%
+ \renewcommand{\ttdefault}{pcr}%
+ \lstinputlisting[style=examplecode]{#1}%
+ \end{examplecodeframe}\vspace{-4bp}%
+ \begin{exampleoutputframe}%
+ #2%
+ \end{exampleoutputframe}%
+ \addvspace{4bp}%
+}
+
+\NoIndentAfterEnv{latex-example-show}
+
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Implementation Code Box Setup %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+%%% Saving old implementation code block font
+%
+\AtBeginDocument{\let\old@macro@font\macro@font}
+
+%%% Setup for 'interesting' implementation code blocks
+%
+\definecolor{interestingcodebackgroundcolor}{rgb}{.9,.9,.9}
+\definecolor{interestingcodelinecolor}{rgb}{0,0,0}
+\mdfdefinestyle{interestingcode}{
+ linecolor = interestingcodelinecolor,
+ backgroundcolor = interestingcodebackgroundcolor
+}
+\newcommand*{\interesting}{%
+ \def\codestyle{interestingcode}%
+ \let\macro@font\old@macro@font%
+}
+
+%%% Setup for 'UNinteresting' implementation code blocks
+%
+\definecolor{uninterestingcodebackgroundcolor}{rgb}{.97,.97,.97}
+\definecolor{uninterestingcodelinecolor}{rgb}{.5,.5,.5}
+\definecolor{uninterestingcodecolor}{rgb}{.4,.4,.4}
+\mdfdefinestyle{uninterestingcode}{
+ linecolor = uninterestingcodelinecolor,
+ backgroundcolor = uninterestingcodebackgroundcolor,
+}
+\newcommand*{\uninteresting}{%
+ \def\codestyle{uninterestingcode}%
+ \def\macro@font{\color{uninterestingcodecolor}\old@macro@font}%
+ \vskip-\belowdisplayskip%
+ \vskip-1.05\abovedisplayskip%
+}
+
+\BeforeBeginEnvironment{macrocode}{\vskip.2\abovedisplayskip}
+
+%%% Actually surround 'macrocode' with the frame
+%
+\surroundwithmdframed[
+ style = \codestyle,
+ skipabove = 0bp,
+ skipbelow = 0bp,
+ splitbottomskip = 4bp,
+ innertopmargin =-3bp,
+ innerrightmargin = 1bp,
+ innerbottommargin = 4bp,
+ innerleftmargin = 1bp
+]{macrocode}
+
+%%% Start out with 'interesting' code status and
+%%% always go back to it after one code block
+%
+\interesting
+\AfterEndEnvironment{macrocode}{\vskip\belowdisplayskip\interesting\NoIndentAfterThis}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Argument Specifiers and such %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\newcommand*{\movarg}[1]{[ \texttt{#1} ]}
+\newcommand*{\momarg}[1]{[ \meta{#1} ]}
+
+\newcommand{\describemacro}[2]{%
+ \needspace{3\baselineskip}%
+ \noindent\\\DescribeMacro{#1} #2\\\NoIndentAfterThis%
+}
+
+\newcommand{\describeanymacro}[2]{%
+ \needspace{3\baselineskip}%
+ \noindent\\\marginnote{#1} #2\\\NoIndentAfterThis%
+}
+
+\newcommand{\describemetamacro}[2]{%
+ \describeanymacro{\meta{#1}}{#2}%
+}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Other Stuff %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\NoIndentAfterEnv{description}
+\NoIndentAfterEnv{itemize}
+\NoIndentAfterEnv{enumerate}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% Automatic Implementation Docs %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+\AtEndDocument{
+ \pagebreak
+
+ \section{Implementation} \label{sec:implementation}
+
+ \StopEventually {\PrintChanges}
+
+ We now show and explain the entire implementation from \texttt{\packagename.sty}.
+
+ \DocInput{\packagename.sty}
+
+ \Finale
+
+ \PrintIndex
+}
diff --git a/Master/texmf-dist/tex/latex/withargs/withargs.sty b/Master/texmf-dist/tex/latex/withargs/withargs.sty
new file mode 100644
index 00000000000..408878b7fcc
--- /dev/null
+++ b/Master/texmf-dist/tex/latex/withargs/withargs.sty
@@ -0,0 +1,331 @@
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \iffalse %%%%
+% %
+% Copyright (c) 2013 - Michiel Helvensteijn (www.mhelvens.net) %
+% %
+% This work may be distributed and/or modified under the conditions %
+% of the LaTeX Project Public License, either version 1.3 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 1.3 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 Michiel Helvensteijn. %
+% %
+% This work consists of the files withargs.tex and withargs.sty. %
+% %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% \fi %%%%
+
+% \CheckSum{115}
+%
+% \CharacterTable
+% {Upper-case \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
+% Lower-case \a\b\c\d\e\f\g\h\i\j\k\l\m\n\o\p\q\r\s\t\u\v\w\x\y\z
+% Digits \0\1\2\3\4\5\6\7\8\9
+% Exclamation \! Double quote \" Hash (number) \#
+% Dollar \$ Percent \% Ampersand \&
+% Acute accent \' Left paren \( Right paren \)
+% Asterisk \* Plus \+ Comma \,
+% Minus \- Point \. Solidus \/
+% Colon \: Semicolon \; Less than \<
+% Equals \= Greater than \> Question mark \?
+% Commercial at \@ Left bracket \[ Backslash \\
+% Right bracket \] Circumflex \^ Underscore \_
+% Grave accent \` Left brace \{ Vertical bar \|
+% Right brace \} Tilde \~}
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% \subsection{Package Info} %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+% \begin{macrocode}
+\NeedsTeXFormat{LaTeX2e}
+\RequirePackage{expl3}
+\ProvidesExplPackage{withargs}{2013/10/11}{0.0.2}
+ {an inline construct for passing token lists as TeX parameters}
+% \end{macrocode}
+%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% \subsection{Required Packages} %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+% We just need some expl3-ish packages.
+%
+% \begin{macrocode}
+\RequirePackage{xparse}
+\RequirePackage{l3regex}
+% \end{macrocode}
+%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% \subsection{\LaTeX3 Functions} %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+
+ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+ % \begin{macro}{\withargs:nn,\withargs:nnn,\withargs:nnnn,\withargs:nnnnn,\withargs:nnnnnn,
+ % \withargs:nnnnnnn,\withargs:nnnnnnnn,\withargs:nnnnnnnnn}
+ % \(\overbrace{\hbox{\marg1 \marg2 \marg3 \marg4 \marg5 \marg6 \marg7 \marg8}}^{1-8}\)
+ % \marg{body}
+%%% \\[-.5\belowdisplayskip]\nopagebreak
+%
+% \noindent These are the |expl3| API versions of the |\withargs| command.
+% The implementation is quite straight-forward. This technique has to
+% be used by any library command that accepts \TeX-style parameters.
+%
+% \begin{macrocode}
+\cs_new_protected:Nn \withargs:nn {
+ \cs_set:Npn \__withargs:n ##1 {#2}
+ \__withargs:n {#1} }
+\cs_new_protected:Nn \withargs:nnn {
+ \cs_set:Npn \__withargs:nn ##1##2 {#3}
+ \__withargs:nn {#1}{#2} }
+\cs_new_protected:Nn \withargs:nnnn {
+ \cs_set:Npn \__withargs:nnn ##1##2##3 {#4}
+ \__withargs:nnn {#1}{#2}{#3} }
+\cs_new_protected:Nn \withargs:nnnnn {
+ \cs_set:Npn \__withargs:nnnn ##1##2##3##4 {#5}
+ \__withargs:nnnn {#1}{#2}{#3}{#4} }
+\cs_new_protected:Nn \withargs:nnnnnn {
+ \cs_set:Npn \__withargs:nnnnn ##1##2##3##4##5 {#6}
+ \__withargs:nnnnn {#1}{#2}{#3}{#4}{#5} }
+\cs_new_protected:Nn \withargs:nnnnnnn {
+ \cs_set:Npn \__withargs:nnnnnn ##1##2##3##4##5##6 {#7}
+ \__withargs:nnnnnn {#1}{#2}{#3}{#4}{#5}{#6} }
+\cs_new_protected:Nn \withargs:nnnnnnnn {
+ \cs_set:Npn \__withargs:nnnnnnn ##1##2##3##4##5##6##7 {#8}
+ \__withargs:nnnnnnn {#1}{#2}{#3}{#4}{#5}{#6}{#7} }
+\cs_new_protected:Nn \withargs:nnnnnnnnn {
+ \cs_set:Npn \__withargs:nnnnnnnn ##1##2##3##4##5##6##7##8 {#9}
+ \__withargs:nnnnnnnn {#1}{#2}{#3}{#4}{#5}{#6}{#7}{#8} }
+% \end{macrocode}
+%
+%%% \end{macro}
+ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% \subsection{Document Level Command} %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+
+ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+ % \begin{macro}{\__withargs_var:x} \marg{argument specifier}
+%%% \\[-.5\belowdisplayskip]\nopagebreak
+%
+% \noindent This is a convenience command for generating
+% and using a |\withargs:| variant in one go. I only use it
+% for the document-level command, since those users can't
+% roll their own.
+%
+% |#1| should be the number of optional |\withargs| arguments
+% and |#2| should be a \LaTeX3 argument specification not
+% longer than |#1| --- a prefix.
+%
+% \begin{macrocode}
+\cs_new:Nn \__withargs_var:nx {
+ \cs_generate_variant:cx
+ { withargs : \prg_replicate:nn{#1}{n} n }
+ { #2 n }
+ \use:c {
+ withargs :
+ #2
+ \prg_replicate:nn{#1-\tl_count:n{#2}}{n}
+ n
+ }
+}
+% \end{macrocode}
+% \uninteresting\begin{macrocode}
+\cs_generate_variant:Nn \cs_generate_variant:Nn {cx}
+% \end{macrocode}
+%
+%%% \end{macro} \vspace{-2mm}
+ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+
+ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+ % \begin{macro}{\__withargs_process_uniquecsname:n}
+ % \marg{argument}
+%%% \\[-.5\belowdisplayskip]\nopagebreak
+%
+% \noindent An |xparse| processor function to pass a unique
+% control sequence name if the argument given was '|\uniquecsname|'.
+%
+% \begin{macrocode}
+\cs_new_protected:Nn\__withargs_process_uniquecsname:n{
+ \tl_if_eq:nnTF {#1} {\uniquecsname} {
+ \int_gincr:N \g__with_unique_int
+ \tl_set:Nx \ProcessedArgument
+ { Unique-CS-Name-( \int_use:N\g__with_unique_int ) }
+ }{
+ \tl_set:Nn \ProcessedArgument {#1}
+ }
+}
+\int_new:N \g__with_unique_int
+% \end{macrocode}
+%
+%%% \end{macro} \vspace{-2mm}
+ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+
+ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+ % \begin{macro}{\__withargs_remove_spaces:n}
+ % \marg{argument}
+%%% \\[-.5\belowdisplayskip]\nopagebreak
+%
+% \noindent An |xparse| processor function to remove all
+% spaces from the argument.
+%
+% \begin{macrocode}
+\cs_new_protected:Nn\__withargs_remove_spaces:n{
+ \tl_set:Nn \ProcessedArgument {#1}
+ \tl_remove_all:Nn\ProcessedArgument {~}
+}
+% \end{macrocode}
+%
+%%% \end{macro} \vspace{-2mm}
+ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+% \pagebreak
+
+
+ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+ % \begin{macro}{\withargs}
+ % \texttt{\bfseries(}\meta{argument specification}\texttt{\bfseries)}
+ % \oarg{1} \oarg{2} \oarg{3} \oarg{4} \oarg{5} \oarg{6} \oarg{7}
+ % \marg{body}
+%%% \\[-.5\belowdisplayskip]\nopagebreak
+%
+% \noindent This is the document version of the |\withargs| command.
+%
+% \changes{0.0.2}{2013/10/11}
+% {made the first argument optional and delimited by parentheses}
+%
+% \begin{macrocode}
+\NewDocumentCommand {\withargs}
+ { >{\__withargs_remove_spaces:n} D(){} % argument spec
+ >{\__withargs_process_uniquecsname:n} +o % up to 7 optional args
+ >{\__withargs_process_uniquecsname:n} +o
+ >{\__withargs_process_uniquecsname:n} +o
+ >{\__withargs_process_uniquecsname:n} +o
+ >{\__withargs_process_uniquecsname:n} +o
+ >{\__withargs_process_uniquecsname:n} +o
+ >{\__withargs_process_uniquecsname:n} +o
+ +m } { % the body to execute
+% \end{macrocode}
+%
+% We first check if the argument specification is valid.
+% It has to be between 0 and 7 characters long and each
+% symbol has to be one of `|noxfcv|'. Otherwise: error!
+% The variants `|N|' and `|V|' are not supported (yet) because
+% they collect arguments differently than the others, and frankly,
+% I didn't want to bother.
+%
+% \begin{macrocode}
+ \regex_match:nnF {^[nofxcv]{0,7}$} {#1}
+ { \msg_critical:nnn{withargs}{invalid-parameter-specs}{#1} }
+% \end{macrocode}
+%
+% The next bit counts the number of optional arguments provided
+% using binary search.
+% If |#1| specifies \emph{more} arguments than were provided: error!
+%
+% \begin{macrocode}
+ \int_set:Nn \l__with_arg_int {
+ \IfNoValueTF {#5}
+ { \IfNoValueTF {#3} { \IfNoValueTF{#2} 0 1 }
+ { \IfNoValueTF{#4} 2 3 } }
+ { \IfNoValueTF {#7} { \IfNoValueTF{#6} 4 5 }
+ { \IfNoValueTF{#8} 6 7 } }
+ }
+
+ \int_compare:nNnT {\tl_count:n{#1}} > {\l__with_arg_int} {
+ \msg_error:nnxxx{withargs}{invalid-parameter-number}
+ { \tl_count:n{#1} }
+ { \int_use:N \l__with_arg_int }
+ { #1 }
+ }
+% \end{macrocode}
+%
+% We can then call the right variant of |\withargs:|.
+%
+% \begin{macrocode}
+ \int_case:nnn {\l__with_arg_int} {
+ {1} { \__withargs_var:nx1{#1} {#2} {#9} }
+ {2} { \__withargs_var:nx2{#1} {#2}{#3} {#9} }
+ {3} { \__withargs_var:nx3{#1} {#2}{#3}{#4} {#9} }
+ {4} { \__withargs_var:nx4{#1} {#2}{#3}{#4}{#5} {#9} }
+ {5} { \__withargs_var:nx5{#1} {#2}{#3}{#4}{#5}{#6} {#9} }
+ {6} { \__withargs_var:nx6{#1} {#2}{#3}{#4}{#5}{#6}{#7} {#9} }
+ {7} { \__withargs_var:nx7{#1} {#2}{#3}{#4}{#5}{#6}{#7}{#8}{#9} }
+ }{}
+% \end{macrocode}
+% \uninteresting\begin{macrocode}
+}
+\int_new:N \l__with_arg_int
+% \end{macrocode}
+%
+%%% \end{macro}
+ %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+% \noindent The following is the error message displayed
+% if the argument specification is ill-formed:
+%
+% \begin{macrocode}
+\msg_new:nnnn{withargs}{invalid-parameter-specs}{
+ The~argument~specification~'#1'~is~not~valid.
+}{
+ The~argument~specification~should~consist~of~between~one~
+ and~seven~of~the~letters~'n',~'o',~'f',~'x',~'c',~'v'.
+}
+% \end{macrocode}
+%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+% \noindent This is the error message displayed if the
+% number of provided optional arguments is inconsistent
+% with the provided argument specification.
+%
+% \begin{macrocode}
+\msg_new:nnnn{withargs}{invalid-parameter-number}{
+ You~specified~#1~arguments~but~provided~#2.
+}{
+ Your~argument~specification~is~'#3',~which~means~you~should~
+ provide~#1~optional~arguments.~However,~you~provided~#2.~
+ You~should~fix~that.
+}
+% \end{macrocode}
+%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+