52 lines
1.4 KiB
JavaScript
52 lines
1.4 KiB
JavaScript
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// https://gn.googlesource.com/gn/+/refs/heads/main/docs/reference.md#grammar
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Prism.languages.gn = {
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'comment': {
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pattern: /#.*/,
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greedy: true
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},
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'string-literal': {
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pattern: /(^|[^\\"])"(?:[^\r\n"\\]|\\.)*"/,
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lookbehind: true,
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greedy: true,
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inside: {
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'interpolation': {
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pattern: /((?:^|[^\\])(?:\\{2})*)\$(?:\{[\s\S]*?\}|[a-zA-Z_]\w*|0x[a-fA-F0-9]{2})/,
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lookbehind: true,
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inside: {
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'number': /^\$0x[\s\S]{2}$/,
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'variable': /^\$\w+$/,
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'interpolation-punctuation': {
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pattern: /^\$\{|\}$/,
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alias: 'punctuation'
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},
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'expression': {
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pattern: /[\s\S]+/,
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inside: null // see below
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}
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}
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},
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'string': /[\s\S]+/
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}
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},
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'keyword': /\b(?:else|if)\b/,
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'boolean': /\b(?:false|true)\b/,
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'builtin-function': {
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// a few functions get special highlighting to improve readability
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pattern: /\b(?:assert|defined|foreach|import|pool|print|template|tool|toolchain)(?=\s*\()/i,
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alias: 'keyword'
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},
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'function': /\b[a-z_]\w*(?=\s*\()/i,
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'constant': /\b(?:current_cpu|current_os|current_toolchain|default_toolchain|host_cpu|host_os|root_build_dir|root_gen_dir|root_out_dir|target_cpu|target_gen_dir|target_os|target_out_dir)\b/,
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'number': /-?\b\d+\b/,
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'operator': /[-+!=<>]=?|&&|\|\|/,
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'punctuation': /[(){}[\],.]/
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};
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Prism.languages.gn['string-literal'].inside['interpolation'].inside['expression'].inside = Prism.languages.gn;
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Prism.languages.gni = Prism.languages.gn;
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