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%D \module
%D [ file=toks-aux,
%D version=2018.11.29,
%D title=\CONTEXT\ Token Support,
%D subtitle=Helpers,
%D author=Wolfgang Schuster,
%D date=\currentdate,
%D copyright={PRAGMA ADE \& \CONTEXT\ Development Team}]
%C
%C This module is part of the \CONTEXT\ macro||package and is
%C therefore copyrighted by \PRAGMA. See mreadme.pdf for
%C details.
\writestatus{loading}{ConTeXt Token Support / Helpers}
\unprotect
\installcorenamespace {tokenlist}
\unexpanded\def\definetokenlist[#1]%
{\ifcsname\??tokenlist#1\endcsname
\global\lastnamedcs\emptytoks
\else
\expandafter\newtoks\csname\??tokenlist#1\endcsname
\fi}
\unexpanded\def\starttokenlist[#1]#2\stoptokenlist
{\ifcsname\??tokenlist#1\endcsname \else
\expandafter\newtoks\csname\??tokenlist#1\endcsname
\fi
\toksapp\lastnamedcs{#2}}
\let\stoptokenlist\relax
\def\gettokenlist[#1]%
{\ifcsname\??tokenlist#1\endcsname
\the\lastnamedcs
\fi}
\def\settokenlist[#1]#2%
{\ifcsname\??tokenlist#1\endcsname \else
\expandafter\newtoks\csname\??tokenlist#1\endcsname
\fi
\toksapp\lastnamedcs{#2}}
\unexpanded\def\resettokenlist[#1]%
{\ifcsname\??tokenlist#1\endcsname
\lastnamedcs\emptytoks
\fi}
\protect
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