66 lines
1.5 KiB
JavaScript
66 lines
1.5 KiB
JavaScript
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Prism.languages.antlr4 = {
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'comment': /\/\/.*|\/\*[\s\S]*?(?:\*\/|$)/,
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'string': {
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pattern: /'(?:\\.|[^\\'\r\n])*'/,
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greedy: true
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},
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'character-class': {
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pattern: /\[(?:\\.|[^\\\]\r\n])*\]/,
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greedy: true,
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alias: 'regex',
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inside: {
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'range': {
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pattern: /([^[]|(?:^|[^\\])(?:\\\\)*\\\[)-(?!\])/,
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lookbehind: true,
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alias: 'punctuation'
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},
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'escape': /\\(?:u(?:[a-fA-F\d]{4}|\{[a-fA-F\d]+\})|[pP]\{[=\w-]+\}|[^\r\nupP])/,
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'punctuation': /[\[\]]/
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}
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},
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'action': {
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pattern: /\{(?:[^{}]|\{(?:[^{}]|\{(?:[^{}]|\{[^{}]*\})*\})*\})*\}/,
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greedy: true,
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inside: {
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'content': {
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// this might be C, C++, Python, Java, C#, or any other language ANTLR4 compiles to
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pattern: /(\{)[\s\S]+(?=\})/,
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lookbehind: true
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},
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'punctuation': /[{}]/
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}
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},
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'command': {
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pattern: /(->\s*(?!\s))(?:\s*(?:,\s*)?\b[a-z]\w*(?:\s*\([^()\r\n]*\))?)+(?=\s*;)/i,
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lookbehind: true,
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inside: {
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'function': /\b\w+(?=\s*(?:[,(]|$))/,
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'punctuation': /[,()]/
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}
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},
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'annotation': {
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pattern: /@\w+(?:::\w+)*/,
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alias: 'keyword'
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},
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'label': {
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pattern: /#[ \t]*\w+/,
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alias: 'punctuation'
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},
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'keyword': /\b(?:catch|channels|finally|fragment|grammar|import|lexer|locals|mode|options|parser|returns|throws|tokens)\b/,
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'definition': [
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{
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pattern: /\b[a-z]\w*(?=\s*:)/,
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alias: ['rule', 'class-name']
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},
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{
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pattern: /\b[A-Z]\w*(?=\s*:)/,
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alias: ['token', 'constant']
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},
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],
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'constant': /\b[A-Z][A-Z_]*\b/,
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'operator': /\.\.|->|[|~]|[*+?]\??/,
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'punctuation': /[;:()=]/
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};
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Prism.languages.g4 = Prism.languages.antlr4;
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