mirror of
https://github.com/Jermolene/TiddlyWiki5
synced 2024-12-27 10:30:28 +00:00
61 lines
1.2 KiB
JavaScript
61 lines
1.2 KiB
JavaScript
|
/*\
|
||
|
|
title: $:/plugins/tiddlywiki/katex/latex-parser.js
|
||
|
|
type: application/javascript
|
||
|
|
module-type: wikirule
|
||
|
|
|
||
|
|
Wiki text inline rule for LaTeX. For example:
|
||
|
|
|
||
|
|
```
|
||
|
|
$$latex-goes-here$$
|
||
|
|
```
|
||
|
|
|
||
|
|
This wikiparser can be modified using the rules eg:
|
||
|
|
|
||
|
|
```
|
||
|
|
\rules except latex-parser
|
||
|
|
\rules only latex-parser
|
||
|
|
```
|
||
|
|
|
||
|
|
\*/
|
||
|
|
(function(){
|
||
|
|
|
||
|
|
/*jslint node: true, browser: true */
|
||
|
|
/*global $tw: false */
|
||
|
|
"use strict";
|
||
|
|
|
||
|
|
exports.name = "latex-parser";
|
||
|
|
exports.types = {inline: true};
|
||
|
|
|
||
|
|
exports.init = function(parser) {
|
||
|
|
this.parser = parser;
|
||
|
|
// Regexp to match
|
||
|
|
this.matchRegExp = /\$\$(?!\$)/mg;
|
||
|
|
};
|
||
|
|
|
||
|
|
exports.parse = function() {
|
||
|
|
// Move past the match
|
||
|
|
this.parser.pos = this.matchRegExp.lastIndex;
|
||
|
|
var reEnd = /\$\$/mg;
|
||
|
|
// Look for the end marker
|
||
|
|
reEnd.lastIndex = this.parser.pos;
|
||
|
|
var match = reEnd.exec(this.parser.source),
|
||
|
|
text;
|
||
|
|
// Process the text
|
||
|
|
if(match) {
|
||
|
|
text = this.parser.source.substring(this.parser.pos,match.index);
|
||
|
|
this.parser.pos = match.index + match[0].length;
|
||
|
|
} else {
|
||
|
|
text = this.parser.source.substr(this.parser.pos);
|
||
|
|
this.parser.pos = this.parser.sourceLength;
|
||
|
|
}
|
||
|
|
return [{
|
||
|
|
type: "latex",
|
||
|
|
attributes: {
|
||
|
|
text: {
|
||
|
|
type: "text",
|
||
|
|
value: text
|
||
|
|
}}
|
||
|
|
}];
|
||
|
|
};
|
||
|
|
|
||
|
|
})();
|