mirror of
https://github.com/Funkoala14/knowledgebase_law.git
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62 lines
1.6 KiB
JavaScript
62 lines
1.6 KiB
JavaScript
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'use strict'
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module.exports = diff
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diff.displayName = 'diff'
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diff.aliases = []
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function diff(Prism) {
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;(function (Prism) {
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Prism.languages.diff = {
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coord: [
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// Match all kinds of coord lines (prefixed by "+++", "---" or "***").
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/^(?:\*{3}|-{3}|\+{3}).*$/m, // Match "@@ ... @@" coord lines in unified diff.
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/^@@.*@@$/m, // Match coord lines in normal diff (starts with a number).
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/^\d.*$/m
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] // deleted, inserted, unchanged, diff
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}
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/**
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* A map from the name of a block to its line prefix.
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*
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* @type {Object<string, string>}
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*/
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var PREFIXES = {
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'deleted-sign': '-',
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'deleted-arrow': '<',
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'inserted-sign': '+',
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'inserted-arrow': '>',
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unchanged: ' ',
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diff: '!'
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} // add a token for each prefix
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Object.keys(PREFIXES).forEach(function (name) {
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var prefix = PREFIXES[name]
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var alias = []
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if (!/^\w+$/.test(name)) {
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// "deleted-sign" -> "deleted"
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alias.push(/\w+/.exec(name)[0])
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}
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if (name === 'diff') {
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alias.push('bold')
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}
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Prism.languages.diff[name] = {
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pattern: RegExp(
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'^(?:[' + prefix + '].*(?:\r\n?|\n|(?![\\s\\S])))+',
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'm'
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),
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alias: alias,
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inside: {
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line: {
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pattern: /(.)(?=[\s\S]).*(?:\r\n?|\n)?/,
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lookbehind: true
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},
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prefix: {
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pattern: /[\s\S]/,
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alias: /\w+/.exec(name)[0]
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}
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}
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}
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}) // make prefixes available to Diff plugin
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Object.defineProperty(Prism.languages.diff, 'PREFIXES', {
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value: PREFIXES
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})
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})(Prism)
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}
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