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authorKarl Berry <karl@freefriends.org>2016-10-07 22:24:58 +0000
committerKarl Berry <karl@freefriends.org>2016-10-07 22:24:58 +0000
commitd30aa38d9b8e86cd7916fb2de8db58c73be41f03 (patch)
tree13d9be1a0d1399c554c2bcdc633cdf57f73027ff /Master/texmf-dist/tex/latex
parenta54d580a3fabbe9506227e953f7e31598ada525c (diff)
spalign (7oct16)
git-svn-id: svn://tug.org/texlive/trunk@42225 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/tex/latex')
-rw-r--r--Master/texmf-dist/tex/latex/spalign/spalign.sty301
1 files changed, 301 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/latex/spalign/spalign.sty b/Master/texmf-dist/tex/latex/spalign/spalign.sty
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+%%
+%% This is file `spalign.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% spalign.dtx (with options: `package')
+%%
+%% This is a generated file.
+%%
+%% Copyright (C) 2016 by Joseph Rabinoff <rabinoff@math.gatech.edu>
+%%
+%% This file 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.
+%%
+\NeedsTeXFormat{LaTeX2e}[2005/12/01]
+\ProvidesPackage{spalign}
+ [2016/10/05 aligns delimited by spaces]
+
+\makeatletter
+
+\RequirePackage{kvoptions}
+\SetupKeyvalOptions{family=spalign,prefix=spalign@}
+
+\DeclareStringOption[()]{delims}
+\DeclareStringOption[\{.]{sysdelims}
+\DeclareStringOption[\,]{matdelimskip}
+\DeclareStringOption[]{vecdelimskip}
+\DeclareStringOption[\,]{sysdelimskip}
+\DeclareStringOption[1pt]{systabspace}
+\DeclareStringOption[;]{endofrow}
+\DeclareStringOption[,]{separator}
+
+\ProcessLocalKeyvalOptions*
+
+\def\spaligndelims#1#2{%
+ \def\spalign@leftdelim{#1}\def\spalign@rightdelim{#2}}
+\expandafter\spaligndelims\spalign@delims
+\def\spalignsysdelims#1#2{%
+ \def\spalign@sysleftdelim{#1}\def\spalign@sysrightdelim{#2}}
+\expandafter\spalignsysdelims\spalign@sysdelims
+\let\spalignmatdelimskip=\spalign@matdelimskip
+\let\spalignvecdelimskip=\spalign@vecdelimskip
+\let\spalignsysdelimskip=\spalign@sysdelimskip
+\newdimen\spalignsystabspace
+\spalignsystabspace=\spalign@systabspace
+\let\spalignendofrow=\spalign@endofrow
+\let\spalignseparator=\spalign@separator
+\def\spalignendline{\\}
+\def\spalignaligntab{&}
+\begingroup
+\def\\{\global\let\spalign@space= } \\ %
+\endgroup
+\def\spalign@end{\spalign@end}
+\def\spalign@bgroup{\bgroup}
+\newcount\spalign@curcols
+\newif\ifspalign@ignorespaces
+\newif\ifspalign@saw@space
+\def\spalign@gobble@next{%
+ \afterassignment\spalign@gobble@spaces\let\spalign@atoken= }
+\def\spalign@check@space{%
+ \ifx\spalign@nexttok\spalign@space%
+ \spalign@saw@spacetrue%
+ \let\spalign@next=\spalign@gobble@next%
+ \else%
+ \let\spalign@next=\spalign@parsetoks%
+ \fi%
+ \spalign@next%
+ }
+\def\spalign@gobble@spaces{%
+ \futurelet\spalign@nexttok\spalign@check@space}
+\def\spalign@append#1{%
+ \begingroup%
+ \toks255={#1}%
+ \xdef\spalign@settok{%
+ \spaligntoks={\the\spaligntoks\the\toks255}}%
+ \endgroup%
+ \spalign@settok%
+ }
+\def\spalign@addcol{%
+ \expandafter\spalign@append\expandafter{\spalignaligntab}%
+ \advance\spalign@curcols by 1 %
+ }
+\def\spalign@endrow{%
+ \advance\spalign@curcols by 1 %
+ \ifnum\spalign@curcols>\spalignmaxcols%
+ \spalignmaxcols=\spalign@curcols%
+ \fi%
+ \spalign@curcols=0%
+ \spalign@ignorespacestrue%
+ }
+\def\spalign@normaltok{%
+ \ifspalign@saw@space%
+ \ifspalign@ignorespaces%
+ \else%
+ \spalign@addcol%
+ \fi%
+ \fi%
+ \spalign@ignorespacesfalse%
+ }
+\def\spalign@parsetoks#1{%
+ \let\spalign@next=\spalign@gobble@spaces%
+ \def\spalign@arg{#1}%
+ \ifx\spalign@nexttok\bgroup%
+ \spalign@normaltok%
+ \ifx\spalign@arg\spalign@bgroup%
+ \spalign@append{#1}%
+ \else%
+ \spalign@append{{#1}}%
+ \fi%
+ \else%
+ \ifx\spalign@arg\spalignendofrow%
+ \expandafter\spalign@append\expandafter{\spalignendline}%
+ \spalign@endrow%
+ \else%
+ \ifx\spalign@arg\spalignseparator%
+ \spalign@addcol%
+ \spalign@ignorespacestrue%
+ \else%
+ \ifx\spalign@arg\spalign@end%
+ \let\spalign@next=\relax%
+ \spalign@endrow%
+ \else%
+ \spalign@normaltok%
+ \spalign@append{#1}%
+ \fi%
+ \fi%
+ \fi%
+ \fi%
+ \spalign@saw@spacefalse%
+ \spalign@next%
+ }
+\def\spalign@process{%
+ \spaligntoks={}%
+ \spalignmaxcols=0%
+ \spalign@curcols=0%
+ \spalign@ignorespacestrue%
+ \spalign@saw@spacefalse%
+ \spalign@gobble@spaces%
+ }
+\newif\ifspalign@star
+\def\spalign@gobble@one#1{}
+
+\def\spalign@def@star#1{%
+ \def\spalign@cmd{#1}%
+ \edef\spalign@cmd@x{%
+ \csname\expandafter\spalign@gobble@one\string#1@x\endcsname}%
+ \edef\spalign@cmd@star{%
+ \csname\expandafter\spalign@gobble@one\string#1@star\endcsname}%
+ \expandafter\let\spalign@cmd@x=\relax
+ \expandafter\edef\spalign@cmd{%
+ \futurelet\noexpand\spalign@nexttok\spalign@cmd@x}%
+ \def\spalign@mkcmd##1{%
+ \expandafter\def\spalign@cmd@x{%
+ \ifx\spalign@nexttok*%
+ \spalign@startrue%
+ \let\spalign@next=\spalign@gobble@one%
+ \else%
+ \spalign@starfalse%
+ \def\spalign@next{}%
+ \fi%
+ \expandafter##1\spalign@next%
+ }%
+ }%
+ \expandafter\spalign@mkcmd\spalign@cmd@star%
+ \expandafter\def\spalign@cmd@star%
+ }
+\newtoks\spaligntoks
+\newcount\spalignmaxcols
+\def\spalignrun#1#2{%
+ \begingroup%
+ \spalign@process#2\spalign@end%
+ %\showthe\spaligntoks% For debugging
+ #1%
+ \endgroup%
+ }
+\def\spalignenv#1#2{%
+ \spalignrun{%
+ #1%
+ \the\spaligntoks%
+ #2%
+ }%
+ }
+\def\spalignretokenize#1{%
+ \begingroup%
+ \spalign@process#1\spalign@end%
+ \expandafter\endgroup\the\spaligntoks%
+ }
+\def\spaligntabular#1#2{%
+ \begin{tabular}{#1}\spalignretokenize{#2}\end{tabular}}
+\def\spalign@maybedelim#1#2#3{%
+ \spalignenv%
+ {\ifspalign@star\else\left\spalign@leftdelim#3\fi#1}%
+ {#2\ifspalign@star\else#3\right\spalign@rightdelim\fi}%
+ }
+\spalign@def@star\spalignarray#1{%
+ \spalign@maybedelim%
+ {\begin{array}{#1}}%
+ {\end{array}}%
+ {\hskip-\arraycolsep\spalignmatdelimskip}%
+ }
+\spalign@def@star\spalignvector{}
+\renewcommand\spalignvector@star[2][c]{%
+ \begingroup%
+ \def\spalignaligntab{\\}%
+ \spalign@maybedelim%
+ {\begin{array}{#1}}%
+ {\end{array}}%
+ {\hskip-\arraycolsep\spalignvecdelimskip}%
+ {#2}%
+ \endgroup%
+ }
+\def\spalign@repeat#1#2{%
+ \begingroup%
+ \count255=0 %
+ \toks255={}%
+ \loop\ifnum\count255<#2%
+ \edef\spalign@settok{\toks255={\the\toks255 #1}}%
+ \spalign@settok%
+ \advance\count255 by 1 %
+ \repeat%
+ \xdef\spalign@repeated{\the\toks255}%
+ \endgroup
+ }
+\spalign@def@star\spalignmat{}
+\renewcommand\spalignmat@star[1][c]{%
+ \spalign@maybedelim{%
+ \spalign@repeat{#1}{\spalignmaxcols}%
+ \edef\spalign@barray{\noexpand\begin{array}{%
+ \spalign@repeated}}%
+ \spalign@barray%
+ }{\end{array}%
+ }{\hskip-\arraycolsep\spalignmatdelimskip}%
+ }
+\spalign@def@star\spalignaugmatn{}
+\renewcommand\spalignaugmatn@star[2][r]{%
+ \spalign@maybedelim{%
+ \advance\spalignmaxcols by -#2 %
+ \spalign@repeat{#1}{\spalignmaxcols}%
+ \let\spalign@repeated@one=\spalign@repeated%
+ \spalign@repeat{#1}{#2}%
+ \let\spalign@repeated@two=\spalign@repeated%
+ \edef\spalign@barray{\noexpand\begin{array}{%
+ \spalign@repeated@one|\spalign@repeated@two}}%
+ \spalign@barray%
+ }{\end{array}%
+ }{\hskip-\arraycolsep\spalignmatdelimskip}%
+ }%
+\spalign@def@star\spalignaugmat{}
+\renewcommand\spalignaugmat@star[1][r]{%
+ \spalignaugmatn@star[#1]{1}%
+ }%
+\spalign@def@star\spalignaugmathalf{}
+\renewcommand\spalignaugmathalf@star[1][r]{%
+ \spalign@maybedelim{%
+ \count255=\spalignmaxcols%
+ \divide\spalignmaxcols by 2 %
+ \advance\count255 by -\spalignmaxcols%
+ \spalign@repeat{#1}{\spalignmaxcols}%
+ \let\spalign@repeated@one=\spalign@repeated%
+ \spalignmaxcols=\count255%
+ \spalign@repeat{#1}{\spalignmaxcols}%
+ \let\spalign@repeated@two=\spalign@repeated%
+ \edef\spalign@barray{\noexpand\begin{array}{%
+ \spalign@repeated@one|\spalign@repeated@two}}%
+ \spalign@barray%
+ }{\end{array}%
+ }{\hskip-\arraycolsep\spalignmatdelimskip}%
+ }%
+\spalign@def@star\spalignsys#1{%
+ \ifspalign@star\else%
+ \left\spalign@sysleftdelim\spalignsysdelimskip%
+ \fi%
+ \vcenter{%
+ \def\spalignendline{\cr}%
+ \openup1pt%
+ \tabskip=0pt%
+ \def\+{\mathbin{\phantom{+}}}%
+ \def\={\mathrel{\phantom{=}}}%
+ \def\.{}%
+ \halign{%
+ \tabskip=\spalignsystabspace%
+ &$\hfil##$&${}##{}$\cr%
+ \spalignretokenize{#1}\crcr%
+ }%
+ }\hskip-\spalignsystabspace%
+ \ifspalign@star\else%
+ \spalignsysdelimskip\right\spalign@sysrightdelim%
+ \fi%
+ }
+\makeatother
+\endinput
+%%
+%% End of file `spalign.sty'.