28 lines
616 B
JavaScript
28 lines
616 B
JavaScript
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'use strict'
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module.exports = ebnf
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ebnf.displayName = 'ebnf'
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ebnf.aliases = []
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function ebnf(Prism) {
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Prism.languages.ebnf = {
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comment: /\(\*[\s\S]*?\*\)/,
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string: {
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pattern: /"[^"\r\n]*"|'[^'\r\n]*'/,
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greedy: true
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},
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special: {
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pattern: /\?[^?\r\n]*\?/,
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greedy: true,
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alias: 'class-name'
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},
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definition: {
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pattern: /^([\t ]*)[a-z]\w*(?:[ \t]+[a-z]\w*)*(?=\s*=)/im,
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lookbehind: true,
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alias: ['rule', 'keyword']
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},
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rule: /\b[a-z]\w*(?:[ \t]+[a-z]\w*)*\b/i,
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punctuation: /\([:/]|[:/]\)|[.,;()[\]{}]/,
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operator: /[-=|*/!]/
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}
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}
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