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Prism.languages.bison = Prism.languages.extend('c', {});
Prism.languages.insertBefore('bison', 'comment', {
'bison': {
// This should match all the beginning of the file
// including the prologue(s), the bison declarations and
// the grammar rules.
pattern: /^[\s\S]*?%%[\s\S]*?%%/,
inside: {
'c': {
// Allow for one level of nested braces
pattern: /%\{[\s\S]*?%\}|\{(?:\{[^}]*\}|[^{}])*\}/,
inside: {
'delimiter': {
pattern: /^%?\{|%?\}$/,
alias: 'punctuation'
},
'bison-variable': {
pattern: /[$@](?:<[^\s>]+>)?[\w$]+/,
alias: 'variable',
inside: {
'punctuation': /<|>/
}
},
rest: Prism.languages.c
}
},
'comment': Prism.languages.c.comment,
'string': Prism.languages.c.string,
'property': /\S+(?=:)/,
'keyword': /%\w+/,
'number': {
pattern: /(^|[^@])\b(?:0x[\da-f]+|\d+)/i,
lookbehind: true
},
'punctuation': /%[%?]|[|:;\[\]<>]/
}
}
});
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