% LoVullo rater specification forms
%%

\NeedsTeXFormat{LaTeX2e}
\ProvidesClass{raterspec/form}
\ProcessOptions\relax


\newenvironment{forms}[2]%
  {%
    \let\mandatory\@form@mandatory
    \sigkeep
    Applicable form code(s): \@formfmt#1,||.
    \par The form description \shall read:
    \begin{quote}
      \sf\hskip-0.52em``#2''
    \end{quote}
    % TODO: remove once we're using sPxTeX
    \pnumon
    The form(s) \shall be applicable only when each of the following conditions
    is met:%
    \begin{enumerate}
    \@cmatch@enable
    \ignorespaces
  }%
  {%
    \end{enumerate}
    \sigunkeep
  }

\def\@form@mandatory{%
  \item Form is mandatory and \shall always be applicable.%
}

\newcount\@formprev
\def\@formfmt#1,#2||{%
  \index{forms!codes!#1}%
  \def\@@chk{#2}%
  \ifnum\@formprev>0\relax
    \ifx\@@chk\empty
      \space and~%
    \else
      ,\space
    \fi
  \fi
  {\sf#1}%
  % recurse
  \ifx\@@chk\empty\else
    \advance\@formprev by 1\relax
    \@formfmt#2||%
  \fi
}