[d24f17c] | 1 | (function (Prism) {
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| 2 | // We don't allow for pipes inside parentheses
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| 3 | // to not break table pattern |(. foo |). bar |
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| 4 | var modifierRegex = /\([^|()\n]+\)|\[[^\]\n]+\]|\{[^}\n]+\}/.source;
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| 5 | // Opening and closing parentheses which are not a modifier
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| 6 | // This pattern is necessary to prevent exponential backtracking
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| 7 | var parenthesesRegex = /\)|\((?![^|()\n]+\))/.source;
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| 8 | /**
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| 9 | * @param {string} source
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| 10 | * @param {string} [flags]
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| 11 | */
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| 12 | function withModifier(source, flags) {
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| 13 | return RegExp(
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| 14 | source
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| 15 | .replace(/<MOD>/g, function () { return '(?:' + modifierRegex + ')'; })
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| 16 | .replace(/<PAR>/g, function () { return '(?:' + parenthesesRegex + ')'; }),
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| 17 | flags || '');
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| 18 | }
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| 19 |
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| 20 | var modifierTokens = {
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| 21 | 'css': {
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| 22 | pattern: /\{[^{}]+\}/,
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| 23 | inside: {
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| 24 | rest: Prism.languages.css
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| 25 | }
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| 26 | },
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| 27 | 'class-id': {
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| 28 | pattern: /(\()[^()]+(?=\))/,
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| 29 | lookbehind: true,
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| 30 | alias: 'attr-value'
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| 31 | },
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| 32 | 'lang': {
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| 33 | pattern: /(\[)[^\[\]]+(?=\])/,
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| 34 | lookbehind: true,
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| 35 | alias: 'attr-value'
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| 36 | },
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| 37 | // Anything else is punctuation (the first pattern is for row/col spans inside tables)
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| 38 | 'punctuation': /[\\\/]\d+|\S/
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| 39 | };
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| 40 |
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| 41 |
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| 42 | var textile = Prism.languages.textile = Prism.languages.extend('markup', {
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| 43 | 'phrase': {
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| 44 | pattern: /(^|\r|\n)\S[\s\S]*?(?=$|\r?\n\r?\n|\r\r)/,
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| 45 | lookbehind: true,
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| 46 | inside: {
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| 47 |
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| 48 | // h1. Header 1
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| 49 | 'block-tag': {
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| 50 | pattern: withModifier(/^[a-z]\w*(?:<MOD>|<PAR>|[<>=])*\./.source),
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| 51 | inside: {
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| 52 | 'modifier': {
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| 53 | pattern: withModifier(/(^[a-z]\w*)(?:<MOD>|<PAR>|[<>=])+(?=\.)/.source),
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| 54 | lookbehind: true,
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| 55 | inside: modifierTokens
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| 56 | },
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| 57 | 'tag': /^[a-z]\w*/,
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| 58 | 'punctuation': /\.$/
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| 59 | }
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| 60 | },
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| 61 |
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| 62 | // # List item
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| 63 | // * List item
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| 64 | 'list': {
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| 65 | pattern: withModifier(/^[*#]+<MOD>*\s+\S.*/.source, 'm'),
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| 66 | inside: {
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| 67 | 'modifier': {
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| 68 | pattern: withModifier(/(^[*#]+)<MOD>+/.source),
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| 69 | lookbehind: true,
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| 70 | inside: modifierTokens
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| 71 | },
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| 72 | 'punctuation': /^[*#]+/
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| 73 | }
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| 74 | },
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| 75 |
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| 76 | // | cell | cell | cell |
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| 77 | 'table': {
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| 78 | // Modifiers can be applied to the row: {color:red}.|1|2|3|
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| 79 | // or the cell: |{color:red}.1|2|3|
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| 80 | pattern: withModifier(/^(?:(?:<MOD>|<PAR>|[<>=^~])+\.\s*)?(?:\|(?:(?:<MOD>|<PAR>|[<>=^~_]|[\\/]\d+)+\.|(?!(?:<MOD>|<PAR>|[<>=^~_]|[\\/]\d+)+\.))[^|]*)+\|/.source, 'm'),
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| 81 | inside: {
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| 82 | 'modifier': {
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| 83 | // Modifiers for rows after the first one are
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| 84 | // preceded by a pipe and a line feed
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| 85 | pattern: withModifier(/(^|\|(?:\r?\n|\r)?)(?:<MOD>|<PAR>|[<>=^~_]|[\\/]\d+)+(?=\.)/.source),
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| 86 | lookbehind: true,
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| 87 | inside: modifierTokens
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| 88 | },
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| 89 | 'punctuation': /\||^\./
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| 90 | }
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| 91 | },
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| 92 |
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| 93 | 'inline': {
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| 94 | // eslint-disable-next-line regexp/no-super-linear-backtracking
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| 95 | pattern: withModifier(/(^|[^a-zA-Z\d])(\*\*|__|\?\?|[*_%@+\-^~])<MOD>*.+?\2(?![a-zA-Z\d])/.source),
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| 96 | lookbehind: true,
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| 97 | inside: {
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| 98 | // Note: superscripts and subscripts are not handled specifically
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| 99 |
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| 100 | // *bold*, **bold**
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| 101 | 'bold': {
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| 102 | // eslint-disable-next-line regexp/no-super-linear-backtracking
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| 103 | pattern: withModifier(/(^(\*\*?)<MOD>*).+?(?=\2)/.source),
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| 104 | lookbehind: true
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| 105 | },
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| 106 |
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| 107 | // _italic_, __italic__
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| 108 | 'italic': {
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| 109 | // eslint-disable-next-line regexp/no-super-linear-backtracking
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| 110 | pattern: withModifier(/(^(__?)<MOD>*).+?(?=\2)/.source),
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| 111 | lookbehind: true
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| 112 | },
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| 113 |
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| 114 | // ??cite??
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| 115 | 'cite': {
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| 116 | // eslint-disable-next-line regexp/no-super-linear-backtracking
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| 117 | pattern: withModifier(/(^\?\?<MOD>*).+?(?=\?\?)/.source),
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| 118 | lookbehind: true,
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| 119 | alias: 'string'
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| 120 | },
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| 121 |
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| 122 | // @code@
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| 123 | 'code': {
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| 124 | // eslint-disable-next-line regexp/no-super-linear-backtracking
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| 125 | pattern: withModifier(/(^@<MOD>*).+?(?=@)/.source),
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| 126 | lookbehind: true,
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| 127 | alias: 'keyword'
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| 128 | },
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| 129 |
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| 130 | // +inserted+
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| 131 | 'inserted': {
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| 132 | // eslint-disable-next-line regexp/no-super-linear-backtracking
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| 133 | pattern: withModifier(/(^\+<MOD>*).+?(?=\+)/.source),
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| 134 | lookbehind: true
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| 135 | },
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| 136 |
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| 137 | // -deleted-
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| 138 | 'deleted': {
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| 139 | // eslint-disable-next-line regexp/no-super-linear-backtracking
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| 140 | pattern: withModifier(/(^-<MOD>*).+?(?=-)/.source),
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| 141 | lookbehind: true
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| 142 | },
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| 143 |
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| 144 | // %span%
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| 145 | 'span': {
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| 146 | // eslint-disable-next-line regexp/no-super-linear-backtracking
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| 147 | pattern: withModifier(/(^%<MOD>*).+?(?=%)/.source),
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| 148 | lookbehind: true
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| 149 | },
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| 150 |
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| 151 | 'modifier': {
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| 152 | pattern: withModifier(/(^\*\*|__|\?\?|[*_%@+\-^~])<MOD>+/.source),
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| 153 | lookbehind: true,
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| 154 | inside: modifierTokens
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| 155 | },
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| 156 | 'punctuation': /[*_%?@+\-^~]+/
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| 157 | }
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| 158 | },
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| 159 |
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| 160 | // [alias]http://example.com
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| 161 | 'link-ref': {
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| 162 | pattern: /^\[[^\]]+\]\S+$/m,
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| 163 | inside: {
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| 164 | 'string': {
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| 165 | pattern: /(^\[)[^\]]+(?=\])/,
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| 166 | lookbehind: true
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| 167 | },
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| 168 | 'url': {
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| 169 | pattern: /(^\])\S+$/,
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| 170 | lookbehind: true
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| 171 | },
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| 172 | 'punctuation': /[\[\]]/
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| 173 | }
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| 174 | },
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| 175 |
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| 176 | // "text":http://example.com
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| 177 | // "text":link-ref
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| 178 | 'link': {
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| 179 | // eslint-disable-next-line regexp/no-super-linear-backtracking
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| 180 | pattern: withModifier(/"<MOD>*[^"]+":.+?(?=[^\w/]?(?:\s|$))/.source),
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| 181 | inside: {
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| 182 | 'text': {
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| 183 | // eslint-disable-next-line regexp/no-super-linear-backtracking
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| 184 | pattern: withModifier(/(^"<MOD>*)[^"]+(?=")/.source),
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| 185 | lookbehind: true
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| 186 | },
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| 187 | 'modifier': {
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| 188 | pattern: withModifier(/(^")<MOD>+/.source),
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| 189 | lookbehind: true,
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| 190 | inside: modifierTokens
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| 191 | },
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| 192 | 'url': {
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| 193 | pattern: /(:).+/,
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| 194 | lookbehind: true
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| 195 | },
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| 196 | 'punctuation': /[":]/
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| 197 | }
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| 198 | },
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| 199 |
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| 200 | // !image.jpg!
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| 201 | // !image.jpg(Title)!:http://example.com
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| 202 | 'image': {
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| 203 | pattern: withModifier(/!(?:<MOD>|<PAR>|[<>=])*(?![<>=])[^!\s()]+(?:\([^)]+\))?!(?::.+?(?=[^\w/]?(?:\s|$)))?/.source),
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| 204 | inside: {
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| 205 | 'source': {
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| 206 | pattern: withModifier(/(^!(?:<MOD>|<PAR>|[<>=])*)(?![<>=])[^!\s()]+(?:\([^)]+\))?(?=!)/.source),
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| 207 | lookbehind: true,
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| 208 | alias: 'url'
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| 209 | },
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| 210 | 'modifier': {
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| 211 | pattern: withModifier(/(^!)(?:<MOD>|<PAR>|[<>=])+/.source),
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| 212 | lookbehind: true,
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| 213 | inside: modifierTokens
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| 214 | },
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| 215 | 'url': {
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| 216 | pattern: /(:).+/,
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| 217 | lookbehind: true
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| 218 | },
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| 219 | 'punctuation': /[!:]/
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| 220 | }
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| 221 | },
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| 222 |
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| 223 | // Footnote[1]
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| 224 | 'footnote': {
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| 225 | pattern: /\b\[\d+\]/,
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| 226 | alias: 'comment',
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| 227 | inside: {
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| 228 | 'punctuation': /\[|\]/
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| 229 | }
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| 230 | },
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| 231 |
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| 232 | // CSS(Cascading Style Sheet)
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| 233 | 'acronym': {
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| 234 | pattern: /\b[A-Z\d]+\([^)]+\)/,
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| 235 | inside: {
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| 236 | 'comment': {
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| 237 | pattern: /(\()[^()]+(?=\))/,
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| 238 | lookbehind: true
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| 239 | },
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| 240 | 'punctuation': /[()]/
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| 241 | }
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| 242 | },
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| 243 |
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| 244 | // Prism(C)
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| 245 | 'mark': {
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| 246 | pattern: /\b\((?:C|R|TM)\)/,
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| 247 | alias: 'comment',
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| 248 | inside: {
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| 249 | 'punctuation': /[()]/
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| 250 | }
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| 251 | }
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| 252 | }
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| 253 | }
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| 254 | });
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| 255 |
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| 256 | var phraseInside = textile['phrase'].inside;
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| 257 | var nestedPatterns = {
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| 258 | 'inline': phraseInside['inline'],
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| 259 | 'link': phraseInside['link'],
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| 260 | 'image': phraseInside['image'],
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| 261 | 'footnote': phraseInside['footnote'],
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| 262 | 'acronym': phraseInside['acronym'],
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| 263 | 'mark': phraseInside['mark']
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| 264 | };
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| 265 |
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| 266 | // Only allow alpha-numeric HTML tags, not XML tags
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| 267 | textile.tag.pattern = /<\/?(?!\d)[a-z0-9]+(?:\s+[^\s>\/=]+(?:=(?:("|')(?:\\[\s\S]|(?!\1)[^\\])*\1|[^\s'">=]+))?)*\s*\/?>/i;
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| 268 |
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| 269 | // Allow some nesting
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| 270 | var phraseInlineInside = phraseInside['inline'].inside;
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| 271 | phraseInlineInside['bold'].inside = nestedPatterns;
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| 272 | phraseInlineInside['italic'].inside = nestedPatterns;
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| 273 | phraseInlineInside['inserted'].inside = nestedPatterns;
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| 274 | phraseInlineInside['deleted'].inside = nestedPatterns;
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| 275 | phraseInlineInside['span'].inside = nestedPatterns;
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| 276 |
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| 277 | // Allow some styles inside table cells
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| 278 | var phraseTableInside = phraseInside['table'].inside;
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| 279 | phraseTableInside['inline'] = nestedPatterns['inline'];
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| 280 | phraseTableInside['link'] = nestedPatterns['link'];
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| 281 | phraseTableInside['image'] = nestedPatterns['image'];
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| 282 | phraseTableInside['footnote'] = nestedPatterns['footnote'];
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| 283 | phraseTableInside['acronym'] = nestedPatterns['acronym'];
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| 284 | phraseTableInside['mark'] = nestedPatterns['mark'];
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| 285 |
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| 286 | }(Prism));
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