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wtsnjp/goal.tex

Created December 10, 2018 05:38
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goal.tex
% plain TeX
\catcode`@=11
\def\x@cmd(#1){\edef\x@tmp{#1}\ifx\x@tmp\empty
o\expandafter\x@cmd\else\x@fin #1\fi}\def\x@fin'#1'{#1}
\catcode`g=13\chardef\x@s=`g\defg{\char\x@s\x@cmd}
\catcode`@=12
% tests
\noindent
g('al')\break
g()('al')\break
g()()('al')\break
g()()()('al')\break
g()()()()('al')\bye
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wtsnjp commented Dec 10, 2018

cf. https://github.com/eatnumber1/goal

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