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Last change
on this file was d24f17c, checked in by Aleksandar Panovski <apano77@…>, 15 months ago |
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File size:
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| [d24f17c] | 1 | 'use strict'
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| 2 |
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| 3 | module.exports = systemd
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| 4 | systemd.displayName = 'systemd'
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| 5 | systemd.aliases = []
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| 6 | function systemd(Prism) {
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| 7 | // https://www.freedesktop.org/software/systemd/man/systemd.syntax.html
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| 8 | ;(function (Prism) {
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| 9 | var comment = {
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| 10 | pattern: /^[;#].*/m,
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| 11 | greedy: true
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| 12 | }
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| 13 | var quotesSource = /"(?:[^\r\n"\\]|\\(?:[^\r]|\r\n?))*"(?!\S)/.source
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| 14 | Prism.languages.systemd = {
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| 15 | comment: comment,
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| 16 | section: {
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| 17 | pattern: /^\[[^\n\r\[\]]*\](?=[ \t]*$)/m,
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| 18 | greedy: true,
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| 19 | inside: {
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| 20 | punctuation: /^\[|\]$/,
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| 21 | 'section-name': {
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| 22 | pattern: /[\s\S]+/,
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| 23 | alias: 'selector'
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| 24 | }
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| 25 | }
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| 26 | },
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| 27 | key: {
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| 28 | pattern: /^[^\s=]+(?=[ \t]*=)/m,
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| 29 | greedy: true,
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| 30 | alias: 'attr-name'
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| 31 | },
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| 32 | value: {
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| 33 | // This pattern is quite complex because of two properties:
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| 34 | // 1) Quotes (strings) must be preceded by a space. Since we can't use lookbehinds, we have to "resolve"
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| 35 | // the lookbehind. You will see this in the main loop where spaces are handled separately.
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| 36 | // 2) Line continuations.
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| 37 | // After line continuations, empty lines and comments are ignored so we have to consume them.
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| 38 | pattern: RegExp(
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| 39 | /(=[ \t]*(?!\s))/.source + // the value either starts with quotes or not
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| 40 | '(?:' +
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| 41 | quotesSource +
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| 42 | '|(?=[^"\r\n]))' + // main loop
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| 43 | '(?:' +
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| 44 | (/[^\s\\]/.source + // handle spaces separately because of quotes
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| 45 | '|' +
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| 46 | '[ \t]+(?:(?![ \t"])|' +
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| 47 | quotesSource +
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| 48 | ')' + // line continuation
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| 49 | '|' +
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| 50 | /\\[\r\n]+(?:[#;].*[\r\n]+)*(?![#;])/.source) +
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| 51 | ')*'
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| 52 | ),
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| 53 | lookbehind: true,
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| 54 | greedy: true,
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| 55 | alias: 'attr-value',
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| 56 | inside: {
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| 57 | comment: comment,
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| 58 | quoted: {
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| 59 | pattern: RegExp(/(^|\s)/.source + quotesSource),
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| 60 | lookbehind: true,
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| 61 | greedy: true
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| 62 | },
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| 63 | punctuation: /\\$/m,
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| 64 | boolean: {
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| 65 | pattern: /^(?:false|no|off|on|true|yes)$/,
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| 66 | greedy: true
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| 67 | }
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| 68 | }
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| 69 | },
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| 70 | punctuation: /=/
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| 71 | }
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| 72 | })(Prism)
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| 73 | }
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