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%D \module
%D [ file=toks-ini,
%D version=2007.03.03,
%D title=\CONTEXT\ Token Support,
%D subtitle=Initialization,
%D author=Hans Hagen,
%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 / Initialization}
\registerctxluafile{toks-ini}{1.001}
\unprotect
%D Handy for manuals \unknown
\unexpanded\def\starttokens [#1]{\ctxlua{tokens.collectors.install("#1","stoptokens")}}
\let\stoptokens \relax
\def\flushtokens [#1]{\ctxlua{tokens.collectors.flush("#1")}}
\def\showtokens [#1]{\ctxlua{tokens.collectors.show("#1")}}
\def\testtokens [#1]{\ctxlua{tokens.collectors.with_words("#1")}}
\def\registertoken #1{\ctxlua{tokens.collectors.register("#1")}}
%D Inspired by a prototype by Taco for Thomas cum suis.
% \defineremapper[babelgreek]
%
% \remapcharacter[babelgreek][`a]{\alpha}
% \remapcharacter[babelgreek][`b]{\beta}
% \remapcharacter[babelgreek][`c]{\gamma}
% \remapcharacter[babelgreek][`d]{OEPS}
%
% \starttext
%
% [\startbabelgreek
% a b c some stuff here \blank[big] oeps b d
% \stopbabelgreek]
%
% [\babelgreek{some stuff here}]
%
% \stoptext
\unexpanded\def\defineremapper[#1]%
{\setuevalue{\e!start#1}{\toks_start_remapper{#1}}%
\setuevalue{\e!stop #1}{\toks_stop_remapper {#1}}%
\letvalue{#1}\relax
\normalexpanded{\expandafter\def\csname#1\endcsname##1{\csname\e!start#1\endcsname##1\csname\e!stop#1\endcsname}}}
\unexpanded\def\toks_start_remapper#1%
{\ctxlua{tokens.collectors.install("#1", "\e!stop#1")}}
\unexpanded\def\toks_stop_remapper#1%
{\ctxlua{tokens.collectors.handle("#1",function(str) return tokens.collectors.remapper.convert("#1",str) end, true)}}
\unexpanded\def\remaptokens#1%
{\ctxlua{tokens.collectors.handle("#1",function(str) return tokens.collectors.remapper.convert("#1",str) end)}}
\unexpanded\def\remapcharacter
{\dodoubleempty\toks_remap_character}
\def\toks_remap_character[#1][#2]#3%
{\ctxlua{tokens.collectors.install("store", "ctxlua")}#3%
\ctxlua{tokens.collectors.remapper.store("store","#1",\number#2)}}
\protect \endinput
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