55 lines
1.2 KiB
JavaScript
55 lines
1.2 KiB
JavaScript
(function (Prism) {
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var coreRules = '(?:ALPHA|BIT|CHAR|CR|CRLF|CTL|DIGIT|DQUOTE|HEXDIG|HTAB|LF|LWSP|OCTET|SP|VCHAR|WSP)';
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Prism.languages.abnf = {
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'comment': /;.*/,
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'string': {
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pattern: /(?:%[is])?"[^"\n\r]*"/,
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greedy: true,
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inside: {
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'punctuation': /^%[is]/
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}
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},
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'range': {
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pattern: /%(?:b[01]+-[01]+|d\d+-\d+|x[A-F\d]+-[A-F\d]+)/i,
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alias: 'number'
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},
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'terminal': {
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pattern: /%(?:b[01]+(?:\.[01]+)*|d\d+(?:\.\d+)*|x[A-F\d]+(?:\.[A-F\d]+)*)/i,
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alias: 'number'
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},
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'repetition': {
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pattern: /(^|[^\w-])(?:\d*\*\d*|\d+)/,
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lookbehind: true,
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alias: 'operator'
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},
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'definition': {
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pattern: /(^[ \t]*)(?:[a-z][\w-]*|<[^>\r\n]*>)(?=\s*=)/m,
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lookbehind: true,
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alias: 'keyword',
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inside: {
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'punctuation': /<|>/
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}
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},
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'core-rule': {
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pattern: RegExp('(?:(^|[^<\\w-])' + coreRules + '|<' + coreRules + '>)(?![\\w-])', 'i'),
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lookbehind: true,
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alias: ['rule', 'constant'],
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inside: {
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'punctuation': /<|>/
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}
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},
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'rule': {
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pattern: /(^|[^<\w-])[a-z][\w-]*|<[^>\r\n]*>/i,
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lookbehind: true,
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inside: {
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'punctuation': /<|>/
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}
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},
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'operator': /=\/?|\//,
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'punctuation': /[()\[\]]/
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};
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})(Prism);
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