| 1 | Prism.languages.antlr4 = {
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| 2 | 'comment': /\/\/.*|\/\*[\s\S]*?(?:\*\/|$)/,
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| 3 | 'string': {
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| 4 | pattern: /'(?:\\.|[^\\'\r\n])*'/,
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| 5 | greedy: true
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| 6 | },
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| 7 | 'character-class': {
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| 8 | pattern: /\[(?:\\.|[^\\\]\r\n])*\]/,
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| 9 | greedy: true,
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| 10 | alias: 'regex',
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| 11 | inside: {
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| 12 | 'range': {
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| 13 | pattern: /([^[]|(?:^|[^\\])(?:\\\\)*\\\[)-(?!\])/,
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| 14 | lookbehind: true,
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| 15 | alias: 'punctuation'
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| 16 | },
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| 17 | 'escape': /\\(?:u(?:[a-fA-F\d]{4}|\{[a-fA-F\d]+\})|[pP]\{[=\w-]+\}|[^\r\nupP])/,
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| 18 | 'punctuation': /[\[\]]/
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| 19 | }
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| 20 | },
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| 21 | 'action': {
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| 22 | pattern: /\{(?:[^{}]|\{(?:[^{}]|\{(?:[^{}]|\{[^{}]*\})*\})*\})*\}/,
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| 23 | greedy: true,
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| 24 | inside: {
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| 25 | 'content': {
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| 26 |
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| 27 | pattern: /(\{)[\s\S]+(?=\})/,
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| 28 | lookbehind: true
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| 29 | },
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| 30 | 'punctuation': /[{}]/
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| 31 | }
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| 32 | },
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| 33 | 'command': {
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| 34 | pattern: /(->\s*(?!\s))(?:\s*(?:,\s*)?\b[a-z]\w*(?:\s*\([^()\r\n]*\))?)+(?=\s*;)/i,
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| 35 | lookbehind: true,
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| 36 | inside: {
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| 37 | 'function': /\b\w+(?=\s*(?:[,(]|$))/,
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| 38 | 'punctuation': /[,()]/
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| 39 | }
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| 40 | },
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| 41 | 'annotation': {
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| 42 | pattern: /@\w+(?:::\w+)*/,
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| 43 | alias: 'keyword'
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| 44 | },
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| 45 | 'label': {
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| 46 | pattern: /#[ \t]*\w+/,
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| 47 | alias: 'punctuation'
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| 48 | },
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| 49 | 'keyword': /\b(?:catch|channels|finally|fragment|grammar|import|lexer|locals|mode|options|parser|returns|throws|tokens)\b/,
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| 50 | 'definition': [
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| 51 | {
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| 52 | pattern: /\b[a-z]\w*(?=\s*:)/,
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| 53 | alias: ['rule', 'class-name']
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| 54 | },
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| 55 | {
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| 56 | pattern: /\b[A-Z]\w*(?=\s*:)/,
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| 57 | alias: ['token', 'constant']
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| 58 | },
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| 59 | ],
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| 60 | 'constant': /\b[A-Z][A-Z_]*\b/,
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| 61 | 'operator': /\.\.|->|[|~]|[*+?]\??/,
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| 62 | 'punctuation': /[;:()=]/
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| 63 | };
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| 64 |
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| 65 | Prism.languages.g4 = Prism.languages.antlr4;
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