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%%
%% This is file `onlyamsmath.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% onlyamsmath.dtx (with options: `package')
%%
%% onlyamsmath package
%%
%% Copyright 2001, 2012, 2016 Harald Harders
%%
%% This program can be redistributed and/or modified under the terms
%% of the LaTeX Project Public License Distributed from CTAN
%% archives in directory macros/latex/base/lppl.txt; either
%% version 1 of the License, or any later version.
%%
%% harald.harders@gmx.de
%%
\ProvidesPackage{onlyamsmath}
[2016/12/18 v0.20 Destroy the standard math environments]
\RequirePackage{amsmath}
\newif\ifonlyams@eqnarray
\DeclareOption{eqnarray}{\onlyams@eqnarraytrue}
\newif\ifonlyams@all
\DeclareOption{all}{
\onlyams@alltrue
\onlyams@eqnarraytrue
}
\newif\ifonlyams@error
\onlyams@errortrue
\DeclareOption{error}{\onlyams@errortrue}
\DeclareOption{warning}{\onlyams@errorfalse}
\newif\ifonlyams@nodollardollar
\DeclareOption{nodollardollar}{\onlyams@nodollardollartrue}
\ExecuteOptions{error}
\ProcessOptions\relax
\newcommand{\onlyams@error}[1]{%
\ifonlyams@error
\PackageError{onlyamsmath}{Environment #1 used}{Please use only the
environments provided by the amsmath package.}%
\else
\PackageWarning{onlyamsmath}{Environment #1 used, please use
\MessageBreak only the environments provided by the amsmath
\MessageBreak package}%
\fi
}
\ifonlyams@eqnarray
\let\onlyams@eqnarray\eqnarray
\def\eqnarray{%
\onlyams@error{eqnarray or eqnarray*}%
\onlyams@eqnarray}
\fi
\ifonlyams@all
\def\displaymath{%
\onlyams@error{displaymath}%
\[}
\fi
\def\dollarcode{\ifx\protect\@typeset@protect
\expandafter\futurelet\expandafter\next\expandafter\checkdsp
\else \expandafter$\fi}
\begingroup
\lccode`\~=`\$
\lowercase{\endgroup\let~}\dollarcode
\def\checkdsp{\ifx\next\dollarcode\expandafter\dspcomplain
\else\expandafter$\fi}
\def\dspcomplain#1{%
\ifmmode
\expandafter \]%
\else
\onlyams@error{$$ $$}%
\expandafter \[
\fi}
\ifonlyams@nodollardollar
\else
\AtBeginDocument{\catcode`\$=13 }
\fi
\endinput
%%
%% End of file `onlyamsmath.sty'.
|
