| 1 | (function (Prism) {
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| 2 |
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| 3 | var schemeExpression = /\((?:[^();"#\\]|\\[\s\S]|;.*(?!.)|"(?:[^"\\]|\\.)*"|#(?:\{(?:(?!#\})[\s\S])*#\}|[^{])|<expr>)*\)/.source;
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| 4 | // allow for up to pow(2, recursivenessLog2) many levels of recursive brace expressions
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| 5 | // For some reason, this can't be 4
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| 6 | var recursivenessLog2 = 5;
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| 7 | for (var i = 0; i < recursivenessLog2; i++) {
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| 8 | schemeExpression = schemeExpression.replace(/<expr>/g, function () { return schemeExpression; });
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| 9 | }
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| 10 | schemeExpression = schemeExpression.replace(/<expr>/g, /[^\s\S]/.source);
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| 11 |
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| 12 |
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| 13 | var lilypond = Prism.languages.lilypond = {
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| 14 | 'comment': /%(?:(?!\{).*|\{[\s\S]*?%\})/,
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| 15 | 'embedded-scheme': {
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| 16 | pattern: RegExp(/(^|[=\s])#(?:"(?:[^"\\]|\\.)*"|[^\s()"]*(?:[^\s()]|<expr>))/.source.replace(/<expr>/g, function () { return schemeExpression; }), 'm'),
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| 17 | lookbehind: true,
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| 18 | greedy: true,
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| 19 | inside: {
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| 20 | 'scheme': {
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| 21 | pattern: /^(#)[\s\S]+$/,
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| 22 | lookbehind: true,
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| 23 | alias: 'language-scheme',
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| 24 | inside: {
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| 25 | 'embedded-lilypond': {
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| 26 | pattern: /#\{[\s\S]*?#\}/,
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| 27 | greedy: true,
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| 28 | inside: {
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| 29 | 'punctuation': /^#\{|#\}$/,
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| 30 | 'lilypond': {
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| 31 | pattern: /[\s\S]+/,
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| 32 | alias: 'language-lilypond',
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| 33 | inside: null // see below
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| 34 | }
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| 35 | }
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| 36 | },
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| 37 | rest: Prism.languages.scheme
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| 38 | }
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| 39 | },
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| 40 | 'punctuation': /#/
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| 41 | }
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| 42 | },
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| 43 | 'string': {
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| 44 | pattern: /"(?:[^"\\]|\\.)*"/,
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| 45 | greedy: true
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| 46 | },
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| 47 | 'class-name': {
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| 48 | pattern: /(\\new\s+)[\w-]+/,
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| 49 | lookbehind: true
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| 50 | },
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| 51 | 'keyword': {
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| 52 | pattern: /\\[a-z][-\w]*/i,
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| 53 | inside: {
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| 54 | 'punctuation': /^\\/
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| 55 | }
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| 56 | },
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| 57 | 'operator': /[=|]|<<|>>/,
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| 58 | 'punctuation': {
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| 59 | pattern: /(^|[a-z\d])(?:'+|,+|[_^]?-[_^]?(?:[-+^!>._]|(?=\d))|[_^]\.?|[.!])|[{}()[\]<>^~]|\\[()[\]<>\\!]|--|__/,
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| 60 | lookbehind: true
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| 61 | },
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| 62 | 'number': /\b\d+(?:\/\d+)?\b/
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| 63 | };
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| 64 |
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| 65 | lilypond['embedded-scheme'].inside['scheme'].inside['embedded-lilypond'].inside['lilypond'].inside = lilypond;
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| 66 |
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| 67 | Prism.languages.ly = lilypond;
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| 68 |
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| 69 | }(Prism));
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