60 lines
1.5 KiB
JavaScript
60 lines
1.5 KiB
JavaScript
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/**
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* @typedef {import('micromark-util-types').CompileContext} CompileContext
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* @typedef {import('micromark-util-types').Handle} Handle
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* @typedef {import('micromark-util-types').HtmlExtension} HtmlExtension
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* @typedef {import('micromark-util-types').Token} Token
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*/
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import {sanitizeUri} from 'micromark-util-sanitize-uri'
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/**
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* Create an HTML extension for `micromark` to support GitHub autolink literal
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* when serializing to HTML.
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*
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* @returns {HtmlExtension}
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* Extension for `micromark` that can be passed in `htmlExtensions` to
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* support GitHub autolink literal when serializing to HTML.
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*/
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export function gfmAutolinkLiteralHtml() {
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return {
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exit: {literalAutolinkEmail, literalAutolinkHttp, literalAutolinkWww}
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}
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}
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/**
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* @this {CompileContext}
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* @type {Handle}
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*/
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function literalAutolinkWww(token) {
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anchorFromToken.call(this, token, 'http://')
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}
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/**
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* @this {CompileContext}
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* @type {Handle}
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*/
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function literalAutolinkEmail(token) {
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anchorFromToken.call(this, token, 'mailto:')
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}
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/**
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* @this {CompileContext}
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* @type {Handle}
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*/
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function literalAutolinkHttp(token) {
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anchorFromToken.call(this, token)
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}
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/**
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* @this CompileContext
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* @param {Token} token
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* @param {string | null | undefined} [protocol]
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* @returns {undefined}
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*/
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function anchorFromToken(token, protocol) {
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const url = this.sliceSerialize(token)
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this.tag('<a href="' + sanitizeUri((protocol || '') + url) + '">')
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this.raw(this.encode(url))
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this.tag('</a>')
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}
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