45 lines
1.8 KiB
JavaScript
45 lines
1.8 KiB
JavaScript
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Prism.languages.nim = {
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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': {
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// Double-quoted strings can be prefixed by an identifier (Generalized raw string literals)
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pattern: /(?:\b(?!\d)(?:\w|\\x[89a-fA-F][0-9a-fA-F])+)?(?:"""[\s\S]*?"""(?!")|"(?:\\[\s\S]|""|[^"\\])*")/,
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greedy: true
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},
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'char': {
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// Character literals are handled specifically to prevent issues with numeric type suffixes
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pattern: /'(?:\\(?:\d+|x[\da-fA-F]{0,2}|.)|[^'])'/,
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greedy: true
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},
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'function': {
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pattern: /(?:(?!\d)(?:\w|\\x[89a-fA-F][0-9a-fA-F])+|`[^`\r\n]+`)\*?(?:\[[^\]]+\])?(?=\s*\()/,
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greedy: true,
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inside: {
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'operator': /\*$/
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}
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},
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// We don't want to highlight operators (and anything really) inside backticks
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'identifier': {
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pattern: /`[^`\r\n]+`/,
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greedy: true,
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inside: {
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'punctuation': /`/
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}
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},
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// The negative look ahead prevents wrong highlighting of the .. operator
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'number': /\b(?:0[xXoObB][\da-fA-F_]+|\d[\d_]*(?:(?!\.\.)\.[\d_]*)?(?:[eE][+-]?\d[\d_]*)?)(?:'?[iuf]\d*)?/,
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'keyword': /\b(?:addr|as|asm|atomic|bind|block|break|case|cast|concept|const|continue|converter|defer|discard|distinct|do|elif|else|end|enum|except|export|finally|for|from|func|generic|if|import|include|interface|iterator|let|macro|method|mixin|nil|object|out|proc|ptr|raise|ref|return|static|template|try|tuple|type|using|var|when|while|with|without|yield)\b/,
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'operator': {
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// Look behind and look ahead prevent wrong highlighting of punctuations [. .] {. .} (. .)
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// but allow the slice operator .. to take precedence over them
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// One can define his own operators in Nim so all combination of operators might be an operator.
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pattern: /(^|[({\[](?=\.\.)|(?![({\[]\.).)(?:(?:[=+\-*\/<>@$~&%|!?^:\\]|\.\.|\.(?![)}\]]))+|\b(?:and|div|in|is|isnot|mod|not|notin|of|or|shl|shr|xor)\b)/m,
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lookbehind: true
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},
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'punctuation': /[({\[]\.|\.[)}\]]|[`(){}\[\],:]/
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};
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