canonical operation to typeset generated code makes dedicated environment obsolete
%% toc
\newcommand{\tocentry}[1]{\cleardoublepage\phantomsection\addcontentsline{toc}{chapter}{#1}
\@mkboth{\MakeUppercase{#1}}{\MakeUppercase{#1}}}
%% paragraphs
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%% references
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\newcommand{\figref}[1]{figure~\ref{#1}}
%% logical markup
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\newcommand{\qn}[1]{\emph{#1}}
%% typographic conventions
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\newcommand{\ditem}[1]{\item[\isastyletext #1]}
%% quote environment
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{\list{}{\leftmargin2em\rightmargin0pt}\parindent0pt\parskip0pt\item\relax}
{\endlist}
\renewcommand{\isatagquote}{\begin{quote}}
\renewcommand{\endisatagquote}{\end{quote}}
\newcommand{\quotebreak}{\\[1.2ex]}
%% presentation
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%% character detail
\renewcommand{\isadigit}[1]{\isamath{#1}}
\binperiod
\underscoreoff
%% format
\pagestyle{headings}
\isabellestyle{it}
\def\isastylett{\footnotesize\normalfont\ttfamily}
%%% Local Variables:
%%% mode: latex
%%% TeX-master: "implementation"
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