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Prism.languages.parser = Prism.languages.extend('markup', {
'keyword': {
pattern: /(^|[^^])(?:\^(?:case|eval|for|if|switch|throw)\b|@(?:BASE|CLASS|GET(?:_DEFAULT)?|OPTIONS|SET_DEFAULT|USE)\b)/,
lookbehind: true
},
'variable': {
pattern: /(^|[^^])\B\$(?:\w+|(?=[.\{]))(?:(?:\.|::?)\w+)*(?:\.|::?)?/,
lookbehind: true,
inside: {
'punctuation': /\.|:+/
}
},
'function': {
pattern: /(^|[^^])\B[@^]\w+(?:(?:\.|::?)\w+)*(?:\.|::?)?/,
lookbehind: true,
inside: {
'keyword': {
pattern: /(^@)(?:GET_|SET_)/,
lookbehind: true
},
'punctuation': /\.|:+/
}
},
'escape': {
pattern: /\^(?:[$^;@()\[\]{}"':]|#[a-f\d]*)/i,
alias: 'builtin'
},
'punctuation': /[\[\](){};]/
});
Prism.languages.insertBefore('parser', 'keyword', {
'parser-comment': {
pattern: /(\s)#.*/,
lookbehind: true,
alias: 'comment'
},
'expression': {
// Allow for 3 levels of depth
pattern: /(^|[^^])\((?:[^()]|\((?:[^()]|\((?:[^()])*\))*\))*\)/,
lookbehind: true,
inside: {
'string': {
pattern: /(^|[^^])(["'])(?:(?!\2)[^^]|\^[\s\S])*\2/,
lookbehind: true
},
'keyword': Prism.languages.parser.keyword,
'variable': Prism.languages.parser.variable,
'function': Prism.languages.parser.function,
'boolean': /\b(?:true|false)\b/,
'number': /\b(?:0x[a-f\d]+|\d+\.?\d*(?:e[+-]?\d+)?)\b/i,
'escape': Prism.languages.parser.escape,
'operator': /[~+*\/\\%]|!(?:\|\|?|=)?|&&?|\|\|?|==|<[<=]?|>[>=]?|-[fd]?|\b(?:def|eq|ge|gt|in|is|le|lt|ne)\b/,
'punctuation': Prism.languages.parser.punctuation
}
}
});
Prism.languages.insertBefore('inside', 'punctuation', {
'expression': Prism.languages.parser.expression,
'keyword': Prism.languages.parser.keyword,
'variable': Prism.languages.parser.variable,
'function': Prism.languages.parser.function,
'escape': Prism.languages.parser.escape,
'parser-punctuation': {
pattern: Prism.languages.parser.punctuation,
alias: 'punctuation'
}
}, Prism.languages.parser['tag'].inside['attr-value']);
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