| 1 | 'use strict'
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| 2 |
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| 3 | module.exports = javadoclike
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| 4 | javadoclike.displayName = 'javadoclike'
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| 5 | javadoclike.aliases = []
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| 6 | function javadoclike(Prism) {
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| 7 | ;(function (Prism) {
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| 8 | var javaDocLike = (Prism.languages.javadoclike = {
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| 9 | parameter: {
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| 10 | pattern:
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| 11 | /(^[\t ]*(?:\/{3}|\*|\/\*\*)\s*@(?:arg|arguments|param)\s+)\w+/m,
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| 12 | lookbehind: true
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| 13 | },
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| 14 | keyword: {
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| 15 | // keywords are the first word in a line preceded be an `@` or surrounded by curly braces.
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| 16 | // @word, {@word}
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| 17 | pattern: /(^[\t ]*(?:\/{3}|\*|\/\*\*)\s*|\{)@[a-z][a-zA-Z-]+\b/m,
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| 18 | lookbehind: true
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| 19 | },
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| 20 | punctuation: /[{}]/
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| 21 | })
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| 22 | /**
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| 23 | * Adds doc comment support to the given language and calls a given callback on each doc comment pattern.
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| 24 | *
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| 25 | * @param {string} lang the language add doc comment support to.
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| 26 | * @param {(pattern: {inside: {rest: undefined}}) => void} callback the function called with each doc comment pattern as argument.
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| 27 | */
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| 28 | function docCommentSupport(lang, callback) {
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| 29 | var tokenName = 'doc-comment'
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| 30 | var grammar = Prism.languages[lang]
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| 31 | if (!grammar) {
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| 32 | return
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| 33 | }
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| 34 | var token = grammar[tokenName]
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| 35 | if (!token) {
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| 36 | // add doc comment: /** */
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| 37 | var definition = {}
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| 38 | definition[tokenName] = {
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| 39 | pattern: /(^|[^\\])\/\*\*[^/][\s\S]*?(?:\*\/|$)/,
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| 40 | lookbehind: true,
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| 41 | alias: 'comment'
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| 42 | }
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| 43 | grammar = Prism.languages.insertBefore(lang, 'comment', definition)
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| 44 | token = grammar[tokenName]
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| 45 | }
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| 46 | if (token instanceof RegExp) {
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| 47 | // convert regex to object
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| 48 | token = grammar[tokenName] = {
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| 49 | pattern: token
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| 50 | }
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| 51 | }
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| 52 | if (Array.isArray(token)) {
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| 53 | for (var i = 0, l = token.length; i < l; i++) {
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| 54 | if (token[i] instanceof RegExp) {
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| 55 | token[i] = {
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| 56 | pattern: token[i]
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| 57 | }
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| 58 | }
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| 59 | callback(token[i])
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| 60 | }
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| 61 | } else {
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| 62 | callback(token)
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| 63 | }
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| 64 | }
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| 65 | /**
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| 66 | * Adds doc-comment support to the given languages for the given documentation language.
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| 67 | *
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| 68 | * @param {string[]|string} languages
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| 69 | * @param {Object} docLanguage
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| 70 | */
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| 71 | function addSupport(languages, docLanguage) {
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| 72 | if (typeof languages === 'string') {
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| 73 | languages = [languages]
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| 74 | }
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| 75 | languages.forEach(function (lang) {
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| 76 | docCommentSupport(lang, function (pattern) {
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| 77 | if (!pattern.inside) {
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| 78 | pattern.inside = {}
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| 79 | }
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| 80 | pattern.inside.rest = docLanguage
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| 81 | })
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| 82 | })
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| 83 | }
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| 84 | Object.defineProperty(javaDocLike, 'addSupport', {
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| 85 | value: addSupport
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| 86 | })
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| 87 | javaDocLike.addSupport(['java', 'javascript', 'php'], javaDocLike)
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| 88 | })(Prism)
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| 89 | }
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