| 1 | 'use strict'
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| 2 |
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| 3 | module.exports = xquery
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| 4 | xquery.displayName = 'xquery'
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| 5 | xquery.aliases = []
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| 6 | function xquery(Prism) {
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| 7 | ;(function (Prism) {
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| 8 | Prism.languages.xquery = Prism.languages.extend('markup', {
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| 9 | 'xquery-comment': {
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| 10 | pattern: /\(:[\s\S]*?:\)/,
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| 11 | greedy: true,
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| 12 | alias: 'comment'
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| 13 | },
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| 14 | string: {
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| 15 | pattern: /(["'])(?:\1\1|(?!\1)[\s\S])*\1/,
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| 16 | greedy: true
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| 17 | },
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| 18 | extension: {
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| 19 | pattern: /\(#.+?#\)/,
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| 20 | alias: 'symbol'
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| 21 | },
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| 22 | variable: /\$[-\w:]+/,
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| 23 | axis: {
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| 24 | pattern:
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| 25 | /(^|[^-])(?:ancestor(?:-or-self)?|attribute|child|descendant(?:-or-self)?|following(?:-sibling)?|parent|preceding(?:-sibling)?|self)(?=::)/,
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| 26 | lookbehind: true,
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| 27 | alias: 'operator'
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| 28 | },
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| 29 | 'keyword-operator': {
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| 30 | pattern:
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| 31 | /(^|[^:-])\b(?:and|castable as|div|eq|except|ge|gt|idiv|instance of|intersect|is|le|lt|mod|ne|or|union)\b(?=$|[^:-])/,
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| 32 | lookbehind: true,
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| 33 | alias: 'operator'
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| 34 | },
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| 35 | keyword: {
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| 36 | pattern:
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| 37 | /(^|[^:-])\b(?:as|ascending|at|base-uri|boundary-space|case|cast as|collation|construction|copy-namespaces|declare|default|descending|else|empty (?:greatest|least)|encoding|every|external|for|function|if|import|in|inherit|lax|let|map|module|namespace|no-inherit|no-preserve|option|order(?: by|ed|ing)?|preserve|return|satisfies|schema|some|stable|strict|strip|then|to|treat as|typeswitch|unordered|validate|variable|version|where|xquery)\b(?=$|[^:-])/,
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| 38 | lookbehind: true
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| 39 | },
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| 40 | function: /[\w-]+(?::[\w-]+)*(?=\s*\()/,
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| 41 | 'xquery-element': {
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| 42 | pattern: /(element\s+)[\w-]+(?::[\w-]+)*/,
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| 43 | lookbehind: true,
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| 44 | alias: 'tag'
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| 45 | },
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| 46 | 'xquery-attribute': {
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| 47 | pattern: /(attribute\s+)[\w-]+(?::[\w-]+)*/,
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| 48 | lookbehind: true,
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| 49 | alias: 'attr-name'
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| 50 | },
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| 51 | builtin: {
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| 52 | pattern:
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| 53 | /(^|[^:-])\b(?:attribute|comment|document|element|processing-instruction|text|xs:(?:ENTITIES|ENTITY|ID|IDREFS?|NCName|NMTOKENS?|NOTATION|Name|QName|anyAtomicType|anyType|anyURI|base64Binary|boolean|byte|date|dateTime|dayTimeDuration|decimal|double|duration|float|gDay|gMonth|gMonthDay|gYear|gYearMonth|hexBinary|int|integer|language|long|negativeInteger|nonNegativeInteger|nonPositiveInteger|normalizedString|positiveInteger|short|string|time|token|unsigned(?:Byte|Int|Long|Short)|untyped(?:Atomic)?|yearMonthDuration))\b(?=$|[^:-])/,
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| 54 | lookbehind: true
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| 55 | },
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| 56 | number: /\b\d+(?:\.\d+)?(?:E[+-]?\d+)?/,
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| 57 | operator: [
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| 58 | /[+*=?|@]|\.\.?|:=|!=|<[=<]?|>[=>]?/,
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| 59 | {
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| 60 | pattern: /(\s)-(?=\s)/,
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| 61 | lookbehind: true
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| 62 | }
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| 63 | ],
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| 64 | punctuation: /[[\](){},;:/]/
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| 65 | })
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| 66 | Prism.languages.xquery.tag.pattern =
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| 67 | /<\/?(?!\d)[^\s>\/=$<%]+(?:\s+[^\s>\/=]+(?:=(?:("|')(?:\\[\s\S]|\{(?!\{)(?:\{(?:\{[^{}]*\}|[^{}])*\}|[^{}])+\}|(?!\1)[^\\])*\1|[^\s'">=]+))?)*\s*\/?>/
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| 68 | Prism.languages.xquery['tag'].inside['attr-value'].pattern =
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| 69 | /=(?:("|')(?:\\[\s\S]|\{(?!\{)(?:\{(?:\{[^{}]*\}|[^{}])*\}|[^{}])+\}|(?!\1)[^\\])*\1|[^\s'">=]+)/
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| 70 | Prism.languages.xquery['tag'].inside['attr-value'].inside['punctuation'] =
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| 71 | /^="|"$/
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| 72 | Prism.languages.xquery['tag'].inside['attr-value'].inside['expression'] = {
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| 73 | // Allow for two levels of nesting
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| 74 | pattern: /\{(?!\{)(?:\{(?:\{[^{}]*\}|[^{}])*\}|[^{}])+\}/,
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| 75 | inside: Prism.languages.xquery,
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| 76 | alias: 'language-xquery'
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| 77 | } // The following will handle plain text inside tags
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| 78 | var stringifyToken = function (token) {
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| 79 | if (typeof token === 'string') {
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| 80 | return token
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| 81 | }
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| 82 | if (typeof token.content === 'string') {
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| 83 | return token.content
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| 84 | }
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| 85 | return token.content.map(stringifyToken).join('')
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| 86 | }
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| 87 | var walkTokens = function (tokens) {
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| 88 | var openedTags = []
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| 89 | for (var i = 0; i < tokens.length; i++) {
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| 90 | var token = tokens[i]
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| 91 | var notTagNorBrace = false
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| 92 | if (typeof token !== 'string') {
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| 93 | if (
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| 94 | token.type === 'tag' &&
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| 95 | token.content[0] &&
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| 96 | token.content[0].type === 'tag'
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| 97 | ) {
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| 98 | // We found a tag, now find its kind
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| 99 | if (token.content[0].content[0].content === '</') {
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| 100 | // Closing tag
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| 101 | if (
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| 102 | openedTags.length > 0 &&
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| 103 | openedTags[openedTags.length - 1].tagName ===
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| 104 | stringifyToken(token.content[0].content[1])
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| 105 | ) {
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| 106 | // Pop matching opening tag
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| 107 | openedTags.pop()
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| 108 | }
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| 109 | } else {
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| 110 | if (token.content[token.content.length - 1].content === '/>') {
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| 111 | // Autoclosed tag, ignore
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| 112 | } else {
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| 113 | // Opening tag
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| 114 | openedTags.push({
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| 115 | tagName: stringifyToken(token.content[0].content[1]),
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| 116 | openedBraces: 0
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| 117 | })
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| 118 | }
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| 119 | }
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| 120 | } else if (
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| 121 | openedTags.length > 0 &&
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| 122 | token.type === 'punctuation' &&
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| 123 | token.content === '{' && // Ignore `{{`
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| 124 | (!tokens[i + 1] ||
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| 125 | tokens[i + 1].type !== 'punctuation' ||
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| 126 | tokens[i + 1].content !== '{') &&
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| 127 | (!tokens[i - 1] ||
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| 128 | tokens[i - 1].type !== 'plain-text' ||
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| 129 | tokens[i - 1].content !== '{')
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| 130 | ) {
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| 131 | // Here we might have entered an XQuery expression inside a tag
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| 132 | openedTags[openedTags.length - 1].openedBraces++
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| 133 | } else if (
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| 134 | openedTags.length > 0 &&
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| 135 | openedTags[openedTags.length - 1].openedBraces > 0 &&
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| 136 | token.type === 'punctuation' &&
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| 137 | token.content === '}'
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| 138 | ) {
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| 139 | // Here we might have left an XQuery expression inside a tag
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| 140 | openedTags[openedTags.length - 1].openedBraces--
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| 141 | } else if (token.type !== 'comment') {
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| 142 | notTagNorBrace = true
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| 143 | }
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| 144 | }
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| 145 | if (notTagNorBrace || typeof token === 'string') {
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| 146 | if (
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| 147 | openedTags.length > 0 &&
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| 148 | openedTags[openedTags.length - 1].openedBraces === 0
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| 149 | ) {
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| 150 | // Here we are inside a tag, and not inside an XQuery expression.
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| 151 | // That's plain text: drop any tokens matched.
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| 152 | var plainText = stringifyToken(token) // And merge text with adjacent text
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| 153 | if (
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| 154 | i < tokens.length - 1 &&
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| 155 | (typeof tokens[i + 1] === 'string' ||
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| 156 | tokens[i + 1].type === 'plain-text')
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| 157 | ) {
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| 158 | plainText += stringifyToken(tokens[i + 1])
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| 159 | tokens.splice(i + 1, 1)
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| 160 | }
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| 161 | if (
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| 162 | i > 0 &&
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| 163 | (typeof tokens[i - 1] === 'string' ||
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| 164 | tokens[i - 1].type === 'plain-text')
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| 165 | ) {
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| 166 | plainText = stringifyToken(tokens[i - 1]) + plainText
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| 167 | tokens.splice(i - 1, 1)
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| 168 | i--
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| 169 | }
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| 170 | if (/^\s+$/.test(plainText)) {
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| 171 | tokens[i] = plainText
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| 172 | } else {
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| 173 | tokens[i] = new Prism.Token(
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| 174 | 'plain-text',
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| 175 | plainText,
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| 176 | null,
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| 177 | plainText
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| 178 | )
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| 179 | }
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| 180 | }
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| 181 | }
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| 182 | if (token.content && typeof token.content !== 'string') {
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| 183 | walkTokens(token.content)
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| 184 | }
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| 185 | }
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| 186 | }
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| 187 | Prism.hooks.add('after-tokenize', function (env) {
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| 188 | if (env.language !== 'xquery') {
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| 189 | return
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| 190 | }
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| 191 | walkTokens(env.tokens)
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| 192 | })
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| 193 | })(Prism)
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| 194 | }
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