| 1 | Prism.languages.scheme = {
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| 2 | 'comment': /;.*/,
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| 3 | 'string': {
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| 4 | pattern: /"(?:[^"\\]|\\.)*"|'[^()#'\s]+/,
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| 5 | greedy: true
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| 6 | },
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| 7 | 'character': {
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| 8 | pattern: /#\\(?:[ux][a-fA-F\d]+|[a-zA-Z]+|\S)/,
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| 9 | alias: 'string'
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| 10 | },
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| 11 | 'keyword': {
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| 12 | pattern: /(\()(?:define(?:-syntax|-library|-values)?|(?:case-)?lambda|let(?:\*|rec)?(?:-values)?|else|if|cond|begin|delay(?:-force)?|parameterize|guard|set!|(?:quasi-)?quote|syntax-rules)(?=[()\s])/,
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| 13 | lookbehind: true
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| 14 | },
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| 15 | 'builtin': {
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| 16 | pattern: /(\()(?:(?:cons|car|cdr|list|call-with-current-continuation|call\/cc|append|abs|apply|eval)\b|null\?|pair\?|boolean\?|eof-object\?|char\?|procedure\?|number\?|port\?|string\?|vector\?|symbol\?|bytevector\?)(?=[()\s])/,
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| 17 | lookbehind: true
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| 18 | },
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| 19 | 'number': {
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| 20 | pattern: /([\s()])[-+]?(?:\d+\/\d+|\d*\.?\d+(?:\s*[-+]\s*\d*\.?\d+i)?)\b/,
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| 21 | lookbehind: true
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| 22 | },
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| 23 | 'boolean': /#[tf]/,
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| 24 | 'operator': {
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| 25 | pattern: /(\()(?:[-+*%\/]|[<>]=?|=>?)(?=\s|$)/,
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| 26 | lookbehind: true
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| 27 | },
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| 28 | 'function': {
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| 29 | pattern: /(\()[^()'\s]+(?=[()\s)]|$)/,
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| 30 | lookbehind: true
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| 31 | },
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| 32 | 'punctuation': /[()']/
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| 33 | };
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