main
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Last change
on this file was d24f17c, checked in by Aleksandar Panovski <apano77@…>, 15 months ago |
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Initial commit
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File size:
838 bytes
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| [d24f17c] | 1 | 'use strict'
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| 2 |
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| 3 | module.exports = prolog
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| 4 | prolog.displayName = 'prolog'
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| 5 | prolog.aliases = []
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| 6 | function prolog(Prism) {
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| 7 | Prism.languages.prolog = {
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| 8 | // Syntax depends on the implementation
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| 9 | comment: {
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| 10 | pattern: /\/\*[\s\S]*?\*\/|%.*/,
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| 11 | greedy: true
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| 12 | },
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| 13 | // Depending on the implementation, strings may allow escaped newlines and quote-escape
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| 14 | string: {
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| 15 | pattern: /(["'])(?:\1\1|\\(?:\r\n|[\s\S])|(?!\1)[^\\\r\n])*\1(?!\1)/,
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| 16 | greedy: true
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| 17 | },
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| 18 | builtin: /\b(?:fx|fy|xf[xy]?|yfx?)\b/,
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| 19 | // FIXME: Should we list all null-ary predicates (not followed by a parenthesis) like halt, trace, etc.?
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| 20 | function: /\b[a-z]\w*(?:(?=\()|\/\d+)/,
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| 21 | number: /\b\d+(?:\.\d*)?/,
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| 22 | // Custom operators are allowed
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| 23 | operator: /[:\\=><\-?*@\/;+^|!$.]+|\b(?:is|mod|not|xor)\b/,
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| 24 | punctuation: /[(){}\[\],]/
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| 25 | }
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| 26 | }
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