| [d24f17c] | 1 | (function (Prism) {
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| 2 | // TODO:
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| 3 | // - Add CSS highlighting inside <style> tags
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| 4 | // - Add support for multi-line code blocks
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| 5 | // - Add support for interpolation #{} and !{}
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| 6 | // - Add support for tag interpolation #[]
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| 7 | // - Add explicit support for plain text using |
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| 8 | // - Add support for markup embedded in plain text
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| 9 |
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| 10 | Prism.languages.pug = {
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| 11 |
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| 12 | // Multiline stuff should appear before the rest
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| 13 |
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| 14 | // This handles both single-line and multi-line comments
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| 15 | 'comment': {
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| 16 | pattern: /(^([\t ]*))\/\/.*(?:(?:\r?\n|\r)\2[\t ].+)*/m,
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| 17 | lookbehind: true
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| 18 | },
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| 19 |
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| 20 | // All the tag-related part is in lookbehind
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| 21 | // so that it can be highlighted by the "tag" pattern
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| 22 | 'multiline-script': {
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| 23 | pattern: /(^([\t ]*)script\b.*\.[\t ]*)(?:(?:\r?\n|\r(?!\n))(?:\2[\t ].+|\s*?(?=\r?\n|\r)))+/m,
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| 24 | lookbehind: true,
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| 25 | inside: Prism.languages.javascript
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| 26 | },
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| 27 |
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| 28 | // See at the end of the file for known filters
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| 29 | 'filter': {
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| 30 | pattern: /(^([\t ]*)):.+(?:(?:\r?\n|\r(?!\n))(?:\2[\t ].+|\s*?(?=\r?\n|\r)))+/m,
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| 31 | lookbehind: true,
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| 32 | inside: {
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| 33 | 'filter-name': {
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| 34 | pattern: /^:[\w-]+/,
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| 35 | alias: 'variable'
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| 36 | },
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| 37 | 'text': /\S[\s\S]*/,
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| 38 | }
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| 39 | },
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| 40 |
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| 41 | 'multiline-plain-text': {
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| 42 | pattern: /(^([\t ]*)[\w\-#.]+\.[\t ]*)(?:(?:\r?\n|\r(?!\n))(?:\2[\t ].+|\s*?(?=\r?\n|\r)))+/m,
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| 43 | lookbehind: true
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| 44 | },
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| 45 | 'markup': {
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| 46 | pattern: /(^[\t ]*)<.+/m,
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| 47 | lookbehind: true,
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| 48 | inside: Prism.languages.markup
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| 49 | },
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| 50 | 'doctype': {
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| 51 | pattern: /((?:^|\n)[\t ]*)doctype(?: .+)?/,
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| 52 | lookbehind: true
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| 53 | },
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| 54 |
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| 55 | // This handle all conditional and loop keywords
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| 56 | 'flow-control': {
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| 57 | pattern: /(^[\t ]*)(?:case|default|each|else|if|unless|when|while)\b(?: .+)?/m,
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| 58 | lookbehind: true,
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| 59 | inside: {
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| 60 | 'each': {
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| 61 | pattern: /^each .+? in\b/,
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| 62 | inside: {
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| 63 | 'keyword': /\b(?:each|in)\b/,
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| 64 | 'punctuation': /,/
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| 65 | }
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| 66 | },
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| 67 | 'branch': {
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| 68 | pattern: /^(?:case|default|else|if|unless|when|while)\b/,
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| 69 | alias: 'keyword'
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| 70 | },
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| 71 | rest: Prism.languages.javascript
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| 72 | }
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| 73 | },
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| 74 | 'keyword': {
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| 75 | pattern: /(^[\t ]*)(?:append|block|extends|include|prepend)\b.+/m,
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| 76 | lookbehind: true
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| 77 | },
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| 78 | 'mixin': [
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| 79 | // Declaration
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| 80 | {
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| 81 | pattern: /(^[\t ]*)mixin .+/m,
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| 82 | lookbehind: true,
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| 83 | inside: {
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| 84 | 'keyword': /^mixin/,
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| 85 | 'function': /\w+(?=\s*\(|\s*$)/,
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| 86 | 'punctuation': /[(),.]/
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| 87 | }
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| 88 | },
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| 89 | // Usage
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| 90 | {
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| 91 | pattern: /(^[\t ]*)\+.+/m,
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| 92 | lookbehind: true,
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| 93 | inside: {
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| 94 | 'name': {
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| 95 | pattern: /^\+\w+/,
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| 96 | alias: 'function'
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| 97 | },
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| 98 | rest: Prism.languages.javascript
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| 99 | }
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| 100 | }
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| 101 | ],
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| 102 | 'script': {
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| 103 | pattern: /(^[\t ]*script(?:(?:&[^(]+)?\([^)]+\))*[\t ]).+/m,
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| 104 | lookbehind: true,
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| 105 | inside: Prism.languages.javascript
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| 106 | },
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| 107 |
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| 108 | 'plain-text': {
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| 109 | pattern: /(^[\t ]*(?!-)[\w\-#.]*[\w\-](?:(?:&[^(]+)?\([^)]+\))*\/?[\t ]).+/m,
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| 110 | lookbehind: true
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| 111 | },
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| 112 | 'tag': {
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| 113 | pattern: /(^[\t ]*)(?!-)[\w\-#.]*[\w\-](?:(?:&[^(]+)?\([^)]+\))*\/?:?/m,
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| 114 | lookbehind: true,
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| 115 | inside: {
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| 116 | 'attributes': [
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| 117 | {
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| 118 | pattern: /&[^(]+\([^)]+\)/,
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| 119 | inside: Prism.languages.javascript
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| 120 | },
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| 121 | {
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| 122 | pattern: /\([^)]+\)/,
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| 123 | inside: {
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| 124 | 'attr-value': {
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| 125 | pattern: /(=\s*(?!\s))(?:\{[^}]*\}|[^,)\r\n]+)/,
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| 126 | lookbehind: true,
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| 127 | inside: Prism.languages.javascript
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| 128 | },
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| 129 | 'attr-name': /[\w-]+(?=\s*!?=|\s*[,)])/,
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| 130 | 'punctuation': /[!=(),]+/
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| 131 | }
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| 132 | }
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| 133 | ],
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| 134 | 'punctuation': /:/,
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| 135 | 'attr-id': /#[\w\-]+/,
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| 136 | 'attr-class': /\.[\w\-]+/
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| 137 | }
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| 138 | },
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| 139 | 'code': [
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| 140 | {
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| 141 | pattern: /(^[\t ]*(?:-|!?=)).+/m,
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| 142 | lookbehind: true,
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| 143 | inside: Prism.languages.javascript
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| 144 | }
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| 145 | ],
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| 146 | 'punctuation': /[.\-!=|]+/
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| 147 | };
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| 148 |
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| 149 | var filter_pattern = /(^([\t ]*)):<filter_name>(?:(?:\r?\n|\r(?!\n))(?:\2[\t ].+|\s*?(?=\r?\n|\r)))+/.source;
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| 150 |
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| 151 | // Non exhaustive list of available filters and associated languages
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| 152 | var filters = [
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| 153 | { filter: 'atpl', language: 'twig' },
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| 154 | { filter: 'coffee', language: 'coffeescript' },
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| 155 | 'ejs',
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| 156 | 'handlebars',
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| 157 | 'less',
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| 158 | 'livescript',
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| 159 | 'markdown',
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| 160 | { filter: 'sass', language: 'scss' },
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| 161 | 'stylus'
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| 162 | ];
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| 163 | var all_filters = {};
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| 164 | for (var i = 0, l = filters.length; i < l; i++) {
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| 165 | var filter = filters[i];
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| 166 | filter = typeof filter === 'string' ? { filter: filter, language: filter } : filter;
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| 167 | if (Prism.languages[filter.language]) {
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| 168 | all_filters['filter-' + filter.filter] = {
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| 169 | pattern: RegExp(filter_pattern.replace('<filter_name>', function () { return filter.filter; }), 'm'),
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| 170 | lookbehind: true,
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| 171 | inside: {
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| 172 | 'filter-name': {
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| 173 | pattern: /^:[\w-]+/,
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| 174 | alias: 'variable'
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| 175 | },
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| 176 | 'text': {
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| 177 | pattern: /\S[\s\S]*/,
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| 178 | alias: [filter.language, 'language-' + filter.language],
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| 179 | inside: Prism.languages[filter.language]
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| 180 | }
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| 181 | }
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| 182 | };
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| 183 | }
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| 184 | }
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| 185 |
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| 186 | Prism.languages.insertBefore('pug', 'filter', all_filters);
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| 187 |
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| 188 | }(Prism));
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