PEG-Wiki/javascript/MathJax/extensions/TeX/verb.js

54 lines
1.8 KiB
JavaScript

/*************************************************************
*
* MathJax/extensions/TeX/verb.js
*
* Implements the \verb|...| command for including text verbatim
* (with no processing of macros or special characters).
*
* ---------------------------------------------------------------------
*
* Copyright (c) 2009 Design Science, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
MathJax.Hub.Register.StartupHook("TeX Jax Ready",function () {
var MML = MathJax.ElementJax.mml;
var TEX = MathJax.InputJax.TeX;
var TEXDEF = TEX.Definitions;
TEXDEF.macros.verb = 'Verb';
TEX.Parse.Augment({
/*
* Implement \verb|...|
*/
Verb: function (name) {
var c = this.GetNext(); var start = ++this.i;
if (c == "" ) {TEX.Error(name+" requires an argument")}
while (this.i < this.string.length && this.string.charAt(this.i) != c) {this.i++}
if (this.i == this.string.length)
{TEX.Error("Can't find closing delimiter for "+name)}
var text = this.string.slice(start,this.i); this.i++;
this.Push(MML.mtext(text).With({mathvariant:MML.VARIANT.MONOSPACE}));
}
});
MathJax.Hub.Startup.signal.Post("TeX verb Ready");
});
MathJax.Ajax.loadComplete("[MathJax]/extensions/TeX/verb.js");