hexo/node_modules/prismjs/components/prism-latex.js

65 lines
1.7 KiB
JavaScript

(function (Prism) {
var funcPattern = /\\(?:[^a-z()[\]]|[a-z*]+)/i;
var insideEqu = {
'equation-command': {
pattern: funcPattern,
alias: 'regex'
}
};
Prism.languages.latex = {
'comment': /%.*/,
// the verbatim environment prints whitespace to the document
'cdata': {
pattern: /(\\begin\{((?:lstlisting|verbatim)\*?)\})[\s\S]*?(?=\\end\{\2\})/,
lookbehind: true
},
/*
* equations can be between $$ $$ or $ $ or \( \) or \[ \]
* (all are multiline)
*/
'equation': [
{
pattern: /\$\$(?:\\[\s\S]|[^\\$])+\$\$|\$(?:\\[\s\S]|[^\\$])+\$|\\\([\s\S]*?\\\)|\\\[[\s\S]*?\\\]/,
inside: insideEqu,
alias: 'string'
},
{
pattern: /(\\begin\{((?:align|eqnarray|equation|gather|math|multline)\*?)\})[\s\S]*?(?=\\end\{\2\})/,
lookbehind: true,
inside: insideEqu,
alias: 'string'
}
],
/*
* arguments which are keywords or references are highlighted
* as keywords
*/
'keyword': {
pattern: /(\\(?:begin|cite|documentclass|end|label|ref|usepackage)(?:\[[^\]]+\])?\{)[^}]+(?=\})/,
lookbehind: true
},
'url': {
pattern: /(\\url\{)[^}]+(?=\})/,
lookbehind: true
},
/*
* section or chapter headlines are highlighted as bold so that
* they stand out more
*/
'headline': {
pattern: /(\\(?:chapter|frametitle|paragraph|part|section|subparagraph|subsection|subsubparagraph|subsubsection|subsubsubparagraph)\*?(?:\[[^\]]+\])?\{)[^}]+(?=\})/,
lookbehind: true,
alias: 'class-name'
},
'function': {
pattern: funcPattern,
alias: 'selector'
},
'punctuation': /[[\]{}&]/
};
Prism.languages.tex = Prism.languages.latex;
Prism.languages.context = Prism.languages.latex;
}(Prism));