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(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);
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