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lstlisting inside LTXexample generates `! Undefined control sequence` #9

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h-kitagawa opened this issue Jul 29, 2020 · 0 comments

h-kitagawa commented Jul 29, 2020

Hello,

I tried to typeset the following code:

\documentclass{article}
\usepackage{showexpl}
\begin{document}
\begin{LTXexample}
\begin{lstlisting}
hoge
\end{lstlisting}
\end{LTXexample}
\end{document}
% Package: showexpl 2020/05/26 v0.3q Typesetting example code (RN)
% Package: listings 2020/03/24 1.8d (Carsten Heinz)

But I got an error:

! Undefined control sequence.
<argument> c@\@captype

l.1 \begin{lstlisting}

The error is not generated if I replace \begin{LTXexample} with

\begin{LTXexample}[preset=\expandafter\def\csname @captype\endcsname{lstlisting}]

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