From 4eac9731fe77023488cdf3aa124a6aa1e5444a59 Mon Sep 17 00:00:00 2001 From: George Halkiadakis Date: Mon, 13 Mar 2023 02:35:32 +0200 Subject: setup needed libraries for browser-scripting --- html/assets/js/marked/marked.cjs | 2723 +++++++++++++++++++++++++++++++++ html/assets/js/marked/marked.esm.js | 2824 +++++++++++++++++++++++++++++++++++ html/assets/js/marked/marked.min.js | 6 + html/assets/js/marked/marked.umd.js | 2729 +++++++++++++++++++++++++++++++++ 4 files changed, 8282 insertions(+) create mode 100644 html/assets/js/marked/marked.cjs create mode 100644 html/assets/js/marked/marked.esm.js create mode 100644 html/assets/js/marked/marked.min.js create mode 100644 html/assets/js/marked/marked.umd.js (limited to 'html/assets/js/marked') diff --git a/html/assets/js/marked/marked.cjs b/html/assets/js/marked/marked.cjs new file mode 100644 index 0000000..580107e --- /dev/null +++ b/html/assets/js/marked/marked.cjs @@ -0,0 +1,2723 @@ +/** + * marked v4.2.12 - a markdown parser + * Copyright (c) 2011-2023, Christopher Jeffrey. (MIT Licensed) + * https://github.com/markedjs/marked + */ + +/** + * DO NOT EDIT THIS FILE + * The code in this file is generated from files in ./src/ + */ + +'use strict'; + +function _defineProperties(target, props) { + for (var i = 0; i < props.length; i++) { + var descriptor = props[i]; + descriptor.enumerable = descriptor.enumerable || false; + descriptor.configurable = true; + if ("value" in descriptor) descriptor.writable = true; + Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor); + } +} +function _createClass(Constructor, protoProps, staticProps) { + if (protoProps) _defineProperties(Constructor.prototype, protoProps); + if (staticProps) _defineProperties(Constructor, staticProps); + Object.defineProperty(Constructor, "prototype", { + writable: false + }); + return Constructor; +} +function _unsupportedIterableToArray(o, minLen) { + if (!o) return; + if (typeof o === "string") return _arrayLikeToArray(o, minLen); + var n = Object.prototype.toString.call(o).slice(8, -1); + if (n === "Object" && o.constructor) n = o.constructor.name; + if (n === "Map" || n === "Set") return Array.from(o); + if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); +} +function _arrayLikeToArray(arr, len) { + if (len == null || len > arr.length) len = arr.length; + for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; + return arr2; +} +function _createForOfIteratorHelperLoose(o, allowArrayLike) { + var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; + if (it) return (it = it.call(o)).next.bind(it); + if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { + if (it) o = it; + var i = 0; + return function () { + if (i >= o.length) return { + done: true + }; + return { + done: false, + value: o[i++] + }; + }; + } + throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); +} +function _toPrimitive(input, hint) { + if (typeof input !== "object" || input === null) return input; + var prim = input[Symbol.toPrimitive]; + if (prim !== undefined) { + var res = prim.call(input, hint || "default"); + if (typeof res !== "object") return res; + throw new TypeError("@@toPrimitive must return a primitive value."); + } + return (hint === "string" ? String : Number)(input); +} +function _toPropertyKey(arg) { + var key = _toPrimitive(arg, "string"); + return typeof key === "symbol" ? key : String(key); +} + +function getDefaults() { + return { + async: false, + baseUrl: null, + breaks: false, + extensions: null, + gfm: true, + headerIds: true, + headerPrefix: '', + highlight: null, + langPrefix: 'language-', + mangle: true, + pedantic: false, + renderer: null, + sanitize: false, + sanitizer: null, + silent: false, + smartypants: false, + tokenizer: null, + walkTokens: null, + xhtml: false + }; +} +exports.defaults = getDefaults(); +function changeDefaults(newDefaults) { + exports.defaults = newDefaults; +} + +/** + * Helpers + */ +var escapeTest = /[&<>"']/; +var escapeReplace = new RegExp(escapeTest.source, 'g'); +var escapeTestNoEncode = /[<>"']|&(?!(#\d{1,7}|#[Xx][a-fA-F0-9]{1,6}|\w+);)/; +var escapeReplaceNoEncode = new RegExp(escapeTestNoEncode.source, 'g'); +var escapeReplacements = { + '&': '&', + '<': '<', + '>': '>', + '"': '"', + "'": ''' +}; +var getEscapeReplacement = function getEscapeReplacement(ch) { + return escapeReplacements[ch]; +}; +function escape(html, encode) { + if (encode) { + if (escapeTest.test(html)) { + return html.replace(escapeReplace, getEscapeReplacement); + } + } else { + if (escapeTestNoEncode.test(html)) { + return html.replace(escapeReplaceNoEncode, getEscapeReplacement); + } + } + return html; +} +var unescapeTest = /&(#(?:\d+)|(?:#x[0-9A-Fa-f]+)|(?:\w+));?/ig; + +/** + * @param {string} html + */ +function unescape(html) { + // explicitly match decimal, hex, and named HTML entities + return html.replace(unescapeTest, function (_, n) { + n = n.toLowerCase(); + if (n === 'colon') return ':'; + if (n.charAt(0) === '#') { + return n.charAt(1) === 'x' ? String.fromCharCode(parseInt(n.substring(2), 16)) : String.fromCharCode(+n.substring(1)); + } + return ''; + }); +} +var caret = /(^|[^\[])\^/g; + +/** + * @param {string | RegExp} regex + * @param {string} opt + */ +function edit(regex, opt) { + regex = typeof regex === 'string' ? regex : regex.source; + opt = opt || ''; + var obj = { + replace: function replace(name, val) { + val = val.source || val; + val = val.replace(caret, '$1'); + regex = regex.replace(name, val); + return obj; + }, + getRegex: function getRegex() { + return new RegExp(regex, opt); + } + }; + return obj; +} +var nonWordAndColonTest = /[^\w:]/g; +var originIndependentUrl = /^$|^[a-z][a-z0-9+.-]*:|^[?#]/i; + +/** + * @param {boolean} sanitize + * @param {string} base + * @param {string} href + */ +function cleanUrl(sanitize, base, href) { + if (sanitize) { + var prot; + try { + prot = decodeURIComponent(unescape(href)).replace(nonWordAndColonTest, '').toLowerCase(); + } catch (e) { + return null; + } + if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0 || prot.indexOf('data:') === 0) { + return null; + } + } + if (base && !originIndependentUrl.test(href)) { + href = resolveUrl(base, href); + } + try { + href = encodeURI(href).replace(/%25/g, '%'); + } catch (e) { + return null; + } + return href; +} +var baseUrls = {}; +var justDomain = /^[^:]+:\/*[^/]*$/; +var protocol = /^([^:]+:)[\s\S]*$/; +var domain = /^([^:]+:\/*[^/]*)[\s\S]*$/; + +/** + * @param {string} base + * @param {string} href + */ +function resolveUrl(base, href) { + if (!baseUrls[' ' + base]) { + // we can ignore everything in base after the last slash of its path component, + // but we might need to add _that_ + // https://tools.ietf.org/html/rfc3986#section-3 + if (justDomain.test(base)) { + baseUrls[' ' + base] = base + '/'; + } else { + baseUrls[' ' + base] = rtrim(base, '/', true); + } + } + base = baseUrls[' ' + base]; + var relativeBase = base.indexOf(':') === -1; + if (href.substring(0, 2) === '//') { + if (relativeBase) { + return href; + } + return base.replace(protocol, '$1') + href; + } else if (href.charAt(0) === '/') { + if (relativeBase) { + return href; + } + return base.replace(domain, '$1') + href; + } else { + return base + href; + } +} +var noopTest = { + exec: function noopTest() {} +}; +function merge(obj) { + var i = 1, + target, + key; + for (; i < arguments.length; i++) { + target = arguments[i]; + for (key in target) { + if (Object.prototype.hasOwnProperty.call(target, key)) { + obj[key] = target[key]; + } + } + } + return obj; +} +function splitCells(tableRow, count) { + // ensure that every cell-delimiting pipe has a space + // before it to distinguish it from an escaped pipe + var row = tableRow.replace(/\|/g, function (match, offset, str) { + var escaped = false, + curr = offset; + while (--curr >= 0 && str[curr] === '\\') { + escaped = !escaped; + } + if (escaped) { + // odd number of slashes means | is escaped + // so we leave it alone + return '|'; + } else { + // add space before unescaped | + return ' |'; + } + }), + cells = row.split(/ \|/); + var i = 0; + + // First/last cell in a row cannot be empty if it has no leading/trailing pipe + if (!cells[0].trim()) { + cells.shift(); + } + if (cells.length > 0 && !cells[cells.length - 1].trim()) { + cells.pop(); + } + if (cells.length > count) { + cells.splice(count); + } else { + while (cells.length < count) { + cells.push(''); + } + } + for (; i < cells.length; i++) { + // leading or trailing whitespace is ignored per the gfm spec + cells[i] = cells[i].trim().replace(/\\\|/g, '|'); + } + return cells; +} + +/** + * Remove trailing 'c's. Equivalent to str.replace(/c*$/, ''). + * /c*$/ is vulnerable to REDOS. + * + * @param {string} str + * @param {string} c + * @param {boolean} invert Remove suffix of non-c chars instead. Default falsey. + */ +function rtrim(str, c, invert) { + var l = str.length; + if (l === 0) { + return ''; + } + + // Length of suffix matching the invert condition. + var suffLen = 0; + + // Step left until we fail to match the invert condition. + while (suffLen < l) { + var currChar = str.charAt(l - suffLen - 1); + if (currChar === c && !invert) { + suffLen++; + } else if (currChar !== c && invert) { + suffLen++; + } else { + break; + } + } + return str.slice(0, l - suffLen); +} +function findClosingBracket(str, b) { + if (str.indexOf(b[1]) === -1) { + return -1; + } + var l = str.length; + var level = 0, + i = 0; + for (; i < l; i++) { + if (str[i] === '\\') { + i++; + } else if (str[i] === b[0]) { + level++; + } else if (str[i] === b[1]) { + level--; + if (level < 0) { + return i; + } + } + } + return -1; +} +function checkSanitizeDeprecation(opt) { + if (opt && opt.sanitize && !opt.silent) { + console.warn('marked(): sanitize and sanitizer parameters are deprecated since version 0.7.0, should not be used and will be removed in the future. Read more here: https://marked.js.org/#/USING_ADVANCED.md#options'); + } +} + +// copied from https://stackoverflow.com/a/5450113/806777 +/** + * @param {string} pattern + * @param {number} count + */ +function repeatString(pattern, count) { + if (count < 1) { + return ''; + } + var result = ''; + while (count > 1) { + if (count & 1) { + result += pattern; + } + count >>= 1; + pattern += pattern; + } + return result + pattern; +} + +function outputLink(cap, link, raw, lexer) { + var href = link.href; + var title = link.title ? escape(link.title) : null; + var text = cap[1].replace(/\\([\[\]])/g, '$1'); + if (cap[0].charAt(0) !== '!') { + lexer.state.inLink = true; + var token = { + type: 'link', + raw: raw, + href: href, + title: title, + text: text, + tokens: lexer.inlineTokens(text) + }; + lexer.state.inLink = false; + return token; + } + return { + type: 'image', + raw: raw, + href: href, + title: title, + text: escape(text) + }; +} +function indentCodeCompensation(raw, text) { + var matchIndentToCode = raw.match(/^(\s+)(?:```)/); + if (matchIndentToCode === null) { + return text; + } + var indentToCode = matchIndentToCode[1]; + return text.split('\n').map(function (node) { + var matchIndentInNode = node.match(/^\s+/); + if (matchIndentInNode === null) { + return node; + } + var indentInNode = matchIndentInNode[0]; + if (indentInNode.length >= indentToCode.length) { + return node.slice(indentToCode.length); + } + return node; + }).join('\n'); +} + +/** + * Tokenizer + */ +var Tokenizer = /*#__PURE__*/function () { + function Tokenizer(options) { + this.options = options || exports.defaults; + } + var _proto = Tokenizer.prototype; + _proto.space = function space(src) { + var cap = this.rules.block.newline.exec(src); + if (cap && cap[0].length > 0) { + return { + type: 'space', + raw: cap[0] + }; + } + }; + _proto.code = function code(src) { + var cap = this.rules.block.code.exec(src); + if (cap) { + var text = cap[0].replace(/^ {1,4}/gm, ''); + return { + type: 'code', + raw: cap[0], + codeBlockStyle: 'indented', + text: !this.options.pedantic ? rtrim(text, '\n') : text + }; + } + }; + _proto.fences = function fences(src) { + var cap = this.rules.block.fences.exec(src); + if (cap) { + var raw = cap[0]; + var text = indentCodeCompensation(raw, cap[3] || ''); + return { + type: 'code', + raw: raw, + lang: cap[2] ? cap[2].trim().replace(this.rules.inline._escapes, '$1') : cap[2], + text: text + }; + } + }; + _proto.heading = function heading(src) { + var cap = this.rules.block.heading.exec(src); + if (cap) { + var text = cap[2].trim(); + + // remove trailing #s + if (/#$/.test(text)) { + var trimmed = rtrim(text, '#'); + if (this.options.pedantic) { + text = trimmed.trim(); + } else if (!trimmed || / $/.test(trimmed)) { + // CommonMark requires space before trailing #s + text = trimmed.trim(); + } + } + return { + type: 'heading', + raw: cap[0], + depth: cap[1].length, + text: text, + tokens: this.lexer.inline(text) + }; + } + }; + _proto.hr = function hr(src) { + var cap = this.rules.block.hr.exec(src); + if (cap) { + return { + type: 'hr', + raw: cap[0] + }; + } + }; + _proto.blockquote = function blockquote(src) { + var cap = this.rules.block.blockquote.exec(src); + if (cap) { + var text = cap[0].replace(/^ *>[ \t]?/gm, ''); + var top = this.lexer.state.top; + this.lexer.state.top = true; + var tokens = this.lexer.blockTokens(text); + this.lexer.state.top = top; + return { + type: 'blockquote', + raw: cap[0], + tokens: tokens, + text: text + }; + } + }; + _proto.list = function list(src) { + var cap = this.rules.block.list.exec(src); + if (cap) { + var raw, istask, ischecked, indent, i, blankLine, endsWithBlankLine, line, nextLine, rawLine, itemContents, endEarly; + var bull = cap[1].trim(); + var isordered = bull.length > 1; + var list = { + type: 'list', + raw: '', + ordered: isordered, + start: isordered ? +bull.slice(0, -1) : '', + loose: false, + items: [] + }; + bull = isordered ? "\\d{1,9}\\" + bull.slice(-1) : "\\" + bull; + if (this.options.pedantic) { + bull = isordered ? bull : '[*+-]'; + } + + // Get next list item + var itemRegex = new RegExp("^( {0,3}" + bull + ")((?:[\t ][^\\n]*)?(?:\\n|$))"); + + // Check if current bullet point can start a new List Item + while (src) { + endEarly = false; + if (!(cap = itemRegex.exec(src))) { + break; + } + if (this.rules.block.hr.test(src)) { + // End list if bullet was actually HR (possibly move into itemRegex?) + break; + } + raw = cap[0]; + src = src.substring(raw.length); + line = cap[2].split('\n', 1)[0].replace(/^\t+/, function (t) { + return ' '.repeat(3 * t.length); + }); + nextLine = src.split('\n', 1)[0]; + if (this.options.pedantic) { + indent = 2; + itemContents = line.trimLeft(); + } else { + indent = cap[2].search(/[^ ]/); // Find first non-space char + indent = indent > 4 ? 1 : indent; // Treat indented code blocks (> 4 spaces) as having only 1 indent + itemContents = line.slice(indent); + indent += cap[1].length; + } + blankLine = false; + if (!line && /^ *$/.test(nextLine)) { + // Items begin with at most one blank line + raw += nextLine + '\n'; + src = src.substring(nextLine.length + 1); + endEarly = true; + } + if (!endEarly) { + var nextBulletRegex = new RegExp("^ {0," + Math.min(3, indent - 1) + "}(?:[*+-]|\\d{1,9}[.)])((?:[ \t][^\\n]*)?(?:\\n|$))"); + var hrRegex = new RegExp("^ {0," + Math.min(3, indent - 1) + "}((?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$)"); + var fencesBeginRegex = new RegExp("^ {0," + Math.min(3, indent - 1) + "}(?:```|~~~)"); + var headingBeginRegex = new RegExp("^ {0," + Math.min(3, indent - 1) + "}#"); + + // Check if following lines should be included in List Item + while (src) { + rawLine = src.split('\n', 1)[0]; + nextLine = rawLine; + + // Re-align to follow commonmark nesting rules + if (this.options.pedantic) { + nextLine = nextLine.replace(/^ {1,4}(?=( {4})*[^ ])/g, ' '); + } + + // End list item if found code fences + if (fencesBeginRegex.test(nextLine)) { + break; + } + + // End list item if found start of new heading + if (headingBeginRegex.test(nextLine)) { + break; + } + + // End list item if found start of new bullet + if (nextBulletRegex.test(nextLine)) { + break; + } + + // Horizontal rule found + if (hrRegex.test(src)) { + break; + } + if (nextLine.search(/[^ ]/) >= indent || !nextLine.trim()) { + // Dedent if possible + itemContents += '\n' + nextLine.slice(indent); + } else { + // not enough indentation + if (blankLine) { + break; + } + + // paragraph continuation unless last line was a different block level element + if (line.search(/[^ ]/) >= 4) { + // indented code block + break; + } + if (fencesBeginRegex.test(line)) { + break; + } + if (headingBeginRegex.test(line)) { + break; + } + if (hrRegex.test(line)) { + break; + } + itemContents += '\n' + nextLine; + } + if (!blankLine && !nextLine.trim()) { + // Check if current line is blank + blankLine = true; + } + raw += rawLine + '\n'; + src = src.substring(rawLine.length + 1); + line = nextLine.slice(indent); + } + } + if (!list.loose) { + // If the previous item ended with a blank line, the list is loose + if (endsWithBlankLine) { + list.loose = true; + } else if (/\n *\n *$/.test(raw)) { + endsWithBlankLine = true; + } + } + + // Check for task list items + if (this.options.gfm) { + istask = /^\[[ xX]\] /.exec(itemContents); + if (istask) { + ischecked = istask[0] !== '[ ] '; + itemContents = itemContents.replace(/^\[[ xX]\] +/, ''); + } + } + list.items.push({ + type: 'list_item', + raw: raw, + task: !!istask, + checked: ischecked, + loose: false, + text: itemContents + }); + list.raw += raw; + } + + // Do not consume newlines at end of final item. Alternatively, make itemRegex *start* with any newlines to simplify/speed up endsWithBlankLine logic + list.items[list.items.length - 1].raw = raw.trimRight(); + list.items[list.items.length - 1].text = itemContents.trimRight(); + list.raw = list.raw.trimRight(); + var l = list.items.length; + + // Item child tokens handled here at end because we needed to have the final item to trim it first + for (i = 0; i < l; i++) { + this.lexer.state.top = false; + list.items[i].tokens = this.lexer.blockTokens(list.items[i].text, []); + if (!list.loose) { + // Check if list should be loose + var spacers = list.items[i].tokens.filter(function (t) { + return t.type === 'space'; + }); + var hasMultipleLineBreaks = spacers.length > 0 && spacers.some(function (t) { + return /\n.*\n/.test(t.raw); + }); + list.loose = hasMultipleLineBreaks; + } + } + + // Set all items to loose if list is loose + if (list.loose) { + for (i = 0; i < l; i++) { + list.items[i].loose = true; + } + } + return list; + } + }; + _proto.html = function html(src) { + var cap = this.rules.block.html.exec(src); + if (cap) { + var token = { + type: 'html', + raw: cap[0], + pre: !this.options.sanitizer && (cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style'), + text: cap[0] + }; + if (this.options.sanitize) { + var text = this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0]); + token.type = 'paragraph'; + token.text = text; + token.tokens = this.lexer.inline(text); + } + return token; + } + }; + _proto.def = function def(src) { + var cap = this.rules.block.def.exec(src); + if (cap) { + var tag = cap[1].toLowerCase().replace(/\s+/g, ' '); + var href = cap[2] ? cap[2].replace(/^<(.*)>$/, '$1').replace(this.rules.inline._escapes, '$1') : ''; + var title = cap[3] ? cap[3].substring(1, cap[3].length - 1).replace(this.rules.inline._escapes, '$1') : cap[3]; + return { + type: 'def', + tag: tag, + raw: cap[0], + href: href, + title: title + }; + } + }; + _proto.table = function table(src) { + var cap = this.rules.block.table.exec(src); + if (cap) { + var item = { + type: 'table', + header: splitCells(cap[1]).map(function (c) { + return { + text: c + }; + }), + align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */), + rows: cap[3] && cap[3].trim() ? cap[3].replace(/\n[ \t]*$/, '').split('\n') : [] + }; + if (item.header.length === item.align.length) { + item.raw = cap[0]; + var l = item.align.length; + var i, j, k, row; + for (i = 0; i < l; i++) { + if (/^ *-+: *$/.test(item.align[i])) { + item.align[i] = 'right'; + } else if (/^ *:-+: *$/.test(item.align[i])) { + item.align[i] = 'center'; + } else if (/^ *:-+ *$/.test(item.align[i])) { + item.align[i] = 'left'; + } else { + item.align[i] = null; + } + } + l = item.rows.length; + for (i = 0; i < l; i++) { + item.rows[i] = splitCells(item.rows[i], item.header.length).map(function (c) { + return { + text: c + }; + }); + } + + // parse child tokens inside headers and cells + + // header child tokens + l = item.header.length; + for (j = 0; j < l; j++) { + item.header[j].tokens = this.lexer.inline(item.header[j].text); + } + + // cell child tokens + l = item.rows.length; + for (j = 0; j < l; j++) { + row = item.rows[j]; + for (k = 0; k < row.length; k++) { + row[k].tokens = this.lexer.inline(row[k].text); + } + } + return item; + } + } + }; + _proto.lheading = function lheading(src) { + var cap = this.rules.block.lheading.exec(src); + if (cap) { + return { + type: 'heading', + raw: cap[0], + depth: cap[2].charAt(0) === '=' ? 1 : 2, + text: cap[1], + tokens: this.lexer.inline(cap[1]) + }; + } + }; + _proto.paragraph = function paragraph(src) { + var cap = this.rules.block.paragraph.exec(src); + if (cap) { + var text = cap[1].charAt(cap[1].length - 1) === '\n' ? cap[1].slice(0, -1) : cap[1]; + return { + type: 'paragraph', + raw: cap[0], + text: text, + tokens: this.lexer.inline(text) + }; + } + }; + _proto.text = function text(src) { + var cap = this.rules.block.text.exec(src); + if (cap) { + return { + type: 'text', + raw: cap[0], + text: cap[0], + tokens: this.lexer.inline(cap[0]) + }; + } + }; + _proto.escape = function escape$1(src) { + var cap = this.rules.inline.escape.exec(src); + if (cap) { + return { + type: 'escape', + raw: cap[0], + text: escape(cap[1]) + }; + } + }; + _proto.tag = function tag(src) { + var cap = this.rules.inline.tag.exec(src); + if (cap) { + if (!this.lexer.state.inLink && /^/i.test(cap[0])) { + this.lexer.state.inLink = false; + } + if (!this.lexer.state.inRawBlock && /^<(pre|code|kbd|script)(\s|>)/i.test(cap[0])) { + this.lexer.state.inRawBlock = true; + } else if (this.lexer.state.inRawBlock && /^<\/(pre|code|kbd|script)(\s|>)/i.test(cap[0])) { + this.lexer.state.inRawBlock = false; + } + return { + type: this.options.sanitize ? 'text' : 'html', + raw: cap[0], + inLink: this.lexer.state.inLink, + inRawBlock: this.lexer.state.inRawBlock, + text: this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0]) : cap[0] + }; + } + }; + _proto.link = function link(src) { + var cap = this.rules.inline.link.exec(src); + if (cap) { + var trimmedUrl = cap[2].trim(); + if (!this.options.pedantic && /^$/.test(trimmedUrl)) { + return; + } + + // ending angle bracket cannot be escaped + var rtrimSlash = rtrim(trimmedUrl.slice(0, -1), '\\'); + if ((trimmedUrl.length - rtrimSlash.length) % 2 === 0) { + return; + } + } else { + // find closing parenthesis + var lastParenIndex = findClosingBracket(cap[2], '()'); + if (lastParenIndex > -1) { + var start = cap[0].indexOf('!') === 0 ? 5 : 4; + var linkLen = start + cap[1].length + lastParenIndex; + cap[2] = cap[2].substring(0, lastParenIndex); + cap[0] = cap[0].substring(0, linkLen).trim(); + cap[3] = ''; + } + } + var href = cap[2]; + var title = ''; + if (this.options.pedantic) { + // split pedantic href and title + var link = /^([^'"]*[^\s])\s+(['"])(.*)\2/.exec(href); + if (link) { + href = link[1]; + title = link[3]; + } + } else { + title = cap[3] ? cap[3].slice(1, -1) : ''; + } + href = href.trim(); + if (/^$/.test(trimmedUrl)) { + // pedantic allows starting angle bracket without ending angle bracket + href = href.slice(1); + } else { + href = href.slice(1, -1); + } + } + return outputLink(cap, { + href: href ? href.replace(this.rules.inline._escapes, '$1') : href, + title: title ? title.replace(this.rules.inline._escapes, '$1') : title + }, cap[0], this.lexer); + } + }; + _proto.reflink = function reflink(src, links) { + var cap; + if ((cap = this.rules.inline.reflink.exec(src)) || (cap = this.rules.inline.nolink.exec(src))) { + var link = (cap[2] || cap[1]).replace(/\s+/g, ' '); + link = links[link.toLowerCase()]; + if (!link) { + var text = cap[0].charAt(0); + return { + type: 'text', + raw: text, + text: text + }; + } + return outputLink(cap, link, cap[0], this.lexer); + } + }; + _proto.emStrong = function emStrong(src, maskedSrc, prevChar) { + if (prevChar === void 0) { + prevChar = ''; + } + var match = this.rules.inline.emStrong.lDelim.exec(src); + if (!match) return; + + // _ can't be between two alphanumerics. \p{L}\p{N} includes non-english alphabet/numbers as well + if (match[3] && prevChar.match(/(?:[0-9A-Za-z\xAA\xB2\xB3\xB5\xB9\xBA\xBC-\xBE\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0370-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u048A-\u052F\u0531-\u0556\u0559\u0560-\u0588\u05D0-\u05EA\u05EF-\u05F2\u0620-\u064A\u0660-\u0669\u066E\u066F\u0671-\u06D3\u06D5\u06E5\u06E6\u06EE-\u06FC\u06FF\u0710\u0712-\u072F\u074D-\u07A5\u07B1\u07C0-\u07EA\u07F4\u07F5\u07FA\u0800-\u0815\u081A\u0824\u0828\u0840-\u0858\u0860-\u086A\u0870-\u0887\u0889-\u088E\u08A0-\u08C9\u0904-\u0939\u093D\u0950\u0958-\u0961\u0966-\u096F\u0971-\u0980\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BD\u09CE\u09DC\u09DD\u09DF-\u09E1\u09E6-\u09F1\u09F4-\u09F9\u09FC\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A59-\u0A5C\u0A5E\u0A66-\u0A6F\u0A72-\u0A74\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABD\u0AD0\u0AE0\u0AE1\u0AE6-\u0AEF\u0AF9\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3D\u0B5C\u0B5D\u0B5F-\u0B61\u0B66-\u0B6F\u0B71-\u0B77\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BD0\u0BE6-\u0BF2\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D\u0C58-\u0C5A\u0C5D\u0C60\u0C61\u0C66-\u0C6F\u0C78-\u0C7E\u0C80\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBD\u0CDD\u0CDE\u0CE0\u0CE1\u0CE6-\u0CEF\u0CF1\u0CF2\u0D04-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D\u0D4E\u0D54-\u0D56\u0D58-\u0D61\u0D66-\u0D78\u0D7A-\u0D7F\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0DE6-\u0DEF\u0E01-\u0E30\u0E32\u0E33\u0E40-\u0E46\u0E50-\u0E59\u0E81\u0E82\u0E84\u0E86-\u0E8A\u0E8C-\u0EA3\u0EA5\u0EA7-\u0EB0\u0EB2\u0EB3\u0EBD\u0EC0-\u0EC4\u0EC6\u0ED0-\u0ED9\u0EDC-\u0EDF\u0F00\u0F20-\u0F33\u0F40-\u0F47\u0F49-\u0F6C\u0F88-\u0F8C\u1000-\u102A\u103F-\u1049\u1050-\u1055\u105A-\u105D\u1061\u1065\u1066\u106E-\u1070\u1075-\u1081\u108E\u1090-\u1099\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u1369-\u137C\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u1711\u171F-\u1731\u1740-\u1751\u1760-\u176C\u176E-\u1770\u1780-\u17B3\u17D7\u17DC\u17E0-\u17E9\u17F0-\u17F9\u1810-\u1819\u1820-\u1878\u1880-\u1884\u1887-\u18A8\u18AA\u18B0-\u18F5\u1900-\u191E\u1946-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u19D0-\u19DA\u1A00-\u1A16\u1A20-\u1A54\u1A80-\u1A89\u1A90-\u1A99\u1AA7\u1B05-\u1B33\u1B45-\u1B4C\u1B50-\u1B59\u1B83-\u1BA0\u1BAE-\u1BE5\u1C00-\u1C23\u1C40-\u1C49\u1C4D-\u1C7D\u1C80-\u1C88\u1C90-\u1CBA\u1CBD-\u1CBF\u1CE9-\u1CEC\u1CEE-\u1CF3\u1CF5\u1CF6\u1CFA\u1D00-\u1DBF\u1E00-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u2070\u2071\u2074-\u2079\u207F-\u2089\u2090-\u209C\u2102\u2107\u210A-\u2113\u2115\u2119-\u211D\u2124\u2126\u2128\u212A-\u212D\u212F-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2150-\u2189\u2460-\u249B\u24EA-\u24FF\u2776-\u2793\u2C00-\u2CE4\u2CEB-\u2CEE\u2CF2\u2CF3\u2CFD\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D80-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u2E2F\u3005-\u3007\u3021-\u3029\u3031-\u3035\u3038-\u303C\u3041-\u3096\u309D-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312F\u3131-\u318E\u3192-\u3195\u31A0-\u31BF\u31F0-\u31FF\u3220-\u3229\u3248-\u324F\u3251-\u325F\u3280-\u3289\u32B1-\u32BF\u3400-\u4DBF\u4E00-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA62B\uA640-\uA66E\uA67F-\uA69D\uA6A0-\uA6EF\uA717-\uA71F\uA722-\uA788\uA78B-\uA7CA\uA7D0\uA7D1\uA7D3\uA7D5-\uA7D9\uA7F2-\uA801\uA803-\uA805\uA807-\uA80A\uA80C-\uA822\uA830-\uA835\uA840-\uA873\uA882-\uA8B3\uA8D0-\uA8D9\uA8F2-\uA8F7\uA8FB\uA8FD\uA8FE\uA900-\uA925\uA930-\uA946\uA960-\uA97C\uA984-\uA9B2\uA9CF-\uA9D9\uA9E0-\uA9E4\uA9E6-\uA9FE\uAA00-\uAA28\uAA40-\uAA42\uAA44-\uAA4B\uAA50-\uAA59\uAA60-\uAA76\uAA7A\uAA7E-\uAAAF\uAAB1\uAAB5\uAAB6\uAAB9-\uAABD\uAAC0\uAAC2\uAADB-\uAADD\uAAE0-\uAAEA\uAAF2-\uAAF4\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uAB30-\uAB5A\uAB5C-\uAB69\uAB70-\uABE2\uABF0-\uABF9\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D\uFB1F-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE70-\uFE74\uFE76-\uFEFC\uFF10-\uFF19\uFF21-\uFF3A\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]|\uD800[\uDC00-\uDC0B\uDC0D-\uDC26\uDC28-\uDC3A\uDC3C\uDC3D\uDC3F-\uDC4D\uDC50-\uDC5D\uDC80-\uDCFA\uDD07-\uDD33\uDD40-\uDD78\uDD8A\uDD8B\uDE80-\uDE9C\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return; + var nextChar = match[1] || match[2] || ''; + if (!nextChar || nextChar && (prevChar === '' || this.rules.inline.punctuation.exec(prevChar))) { + var lLength = match[0].length - 1; + var rDelim, + rLength, + delimTotal = lLength, + midDelimTotal = 0; + var endReg = match[0][0] === '*' ? this.rules.inline.emStrong.rDelimAst : this.rules.inline.emStrong.rDelimUnd; + endReg.lastIndex = 0; + + // Clip maskedSrc to same section of string as src (move to lexer?) + maskedSrc = maskedSrc.slice(-1 * src.length + lLength); + while ((match = endReg.exec(maskedSrc)) != null) { + rDelim = match[1] || match[2] || match[3] || match[4] || match[5] || match[6]; + if (!rDelim) continue; // skip single * in __abc*abc__ + + rLength = rDelim.length; + if (match[3] || match[4]) { + // found another Left Delim + delimTotal += rLength; + continue; + } else if (match[5] || match[6]) { + // either Left or Right Delim + if (lLength % 3 && !((lLength + rLength) % 3)) { + midDelimTotal += rLength; + continue; // CommonMark Emphasis Rules 9-10 + } + } + + delimTotal -= rLength; + if (delimTotal > 0) continue; // Haven't found enough closing delimiters + + // Remove extra characters. *a*** -> *a* + rLength = Math.min(rLength, rLength + delimTotal + midDelimTotal); + var raw = src.slice(0, lLength + match.index + (match[0].length - rDelim.length) + rLength); + + // Create `em` if smallest delimiter has odd char count. *a*** + if (Math.min(lLength, rLength) % 2) { + var _text = raw.slice(1, -1); + return { + type: 'em', + raw: raw, + text: _text, + tokens: this.lexer.inlineTokens(_text) + }; + } + + // Create 'strong' if smallest delimiter has even char count. **a*** + var text = raw.slice(2, -2); + return { + type: 'strong', + raw: raw, + text: text, + tokens: this.lexer.inlineTokens(text) + }; + } + } + }; + _proto.codespan = function codespan(src) { + var cap = this.rules.inline.code.exec(src); + if (cap) { + var text = cap[2].replace(/\n/g, ' '); + var hasNonSpaceChars = /[^ ]/.test(text); + var hasSpaceCharsOnBothEnds = /^ /.test(text) && / $/.test(text); + if (hasNonSpaceChars && hasSpaceCharsOnBothEnds) { + text = text.substring(1, text.length - 1); + } + text = escape(text, true); + return { + type: 'codespan', + raw: cap[0], + text: text + }; + } + }; + _proto.br = function br(src) { + var cap = this.rules.inline.br.exec(src); + if (cap) { + return { + type: 'br', + raw: cap[0] + }; + } + }; + _proto.del = function del(src) { + var cap = this.rules.inline.del.exec(src); + if (cap) { + return { + type: 'del', + raw: cap[0], + text: cap[2], + tokens: this.lexer.inlineTokens(cap[2]) + }; + } + }; + _proto.autolink = function autolink(src, mangle) { + var cap = this.rules.inline.autolink.exec(src); + if (cap) { + var text, href; + if (cap[2] === '@') { + text = escape(this.options.mangle ? mangle(cap[1]) : cap[1]); + href = 'mailto:' + text; + } else { + text = escape(cap[1]); + href = text; + } + return { + type: 'link', + raw: cap[0], + text: text, + href: href, + tokens: [{ + type: 'text', + raw: text, + text: text + }] + }; + } + }; + _proto.url = function url(src, mangle) { + var cap; + if (cap = this.rules.inline.url.exec(src)) { + var text, href; + if (cap[2] === '@') { + text = escape(this.options.mangle ? mangle(cap[0]) : cap[0]); + href = 'mailto:' + text; + } else { + // do extended autolink path validation + var prevCapZero; + do { + prevCapZero = cap[0]; + cap[0] = this.rules.inline._backpedal.exec(cap[0])[0]; + } while (prevCapZero !== cap[0]); + text = escape(cap[0]); + if (cap[1] === 'www.') { + href = 'http://' + cap[0]; + } else { + href = cap[0]; + } + } + return { + type: 'link', + raw: cap[0], + text: text, + href: href, + tokens: [{ + type: 'text', + raw: text, + text: text + }] + }; + } + }; + _proto.inlineText = function inlineText(src, smartypants) { + var cap = this.rules.inline.text.exec(src); + if (cap) { + var text; + if (this.lexer.state.inRawBlock) { + text = this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0]) : cap[0]; + } else { + text = escape(this.options.smartypants ? smartypants(cap[0]) : cap[0]); + } + return { + type: 'text', + raw: cap[0], + text: text + }; + } + }; + return Tokenizer; +}(); + +/** + * Block-Level Grammar + */ +var block = { + newline: /^(?: *(?:\n|$))+/, + code: /^( {4}[^\n]+(?:\n(?: *(?:\n|$))*)?)+/, + fences: /^ {0,3}(`{3,}(?=[^`\n]*\n)|~{3,})([^\n]*)\n(?:|([\s\S]*?)\n)(?: {0,3}\1[~`]* *(?=\n|$)|$)/, + hr: /^ {0,3}((?:-[\t ]*){3,}|(?:_[ \t]*){3,}|(?:\*[ \t]*){3,})(?:\n+|$)/, + heading: /^ {0,3}(#{1,6})(?=\s|$)(.*)(?:\n+|$)/, + blockquote: /^( {0,3}> ?(paragraph|[^\n]*)(?:\n|$))+/, + list: /^( {0,3}bull)([ \t][^\n]+?)?(?:\n|$)/, + html: '^ {0,3}(?:' // optional indentation + + '<(script|pre|style|textarea)[\\s>][\\s\\S]*?(?:[^\\n]*\\n+|$)' // (1) + + '|comment[^\\n]*(\\n+|$)' // (2) + + '|<\\?[\\s\\S]*?(?:\\?>\\n*|$)' // (3) + + '|\\n*|$)' // (4) + + '|\\n*|$)' // (5) + + '|)[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (6) + + '|<(?!script|pre|style|textarea)([a-z][\\w-]*)(?:attribute)*? */?>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (7) open tag + + '|(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (7) closing tag + + ')', + def: /^ {0,3}\[(label)\]: *(?:\n *)?([^<\s][^\s]*|<.*?>)(?:(?: +(?:\n *)?| *\n *)(title))? *(?:\n+|$)/, + table: noopTest, + lheading: /^((?:.|\n(?!\n))+?)\n {0,3}(=+|-+) *(?:\n+|$)/, + // regex template, placeholders will be replaced according to different paragraph + // interruption rules of commonmark and the original markdown spec: + _paragraph: /^([^\n]+(?:\n(?!hr|heading|lheading|blockquote|fences|list|html|table| +\n)[^\n]+)*)/, + text: /^[^\n]+/ +}; +block._label = /(?!\s*\])(?:\\.|[^\[\]\\])+/; +block._title = /(?:"(?:\\"?|[^"\\])*"|'[^'\n]*(?:\n[^'\n]+)*\n?'|\([^()]*\))/; +block.def = edit(block.def).replace('label', block._label).replace('title', block._title).getRegex(); +block.bullet = /(?:[*+-]|\d{1,9}[.)])/; +block.listItemStart = edit(/^( *)(bull) */).replace('bull', block.bullet).getRegex(); +block.list = edit(block.list).replace(/bull/g, block.bullet).replace('hr', '\\n+(?=\\1?(?:(?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$))').replace('def', '\\n+(?=' + block.def.source + ')').getRegex(); +block._tag = 'address|article|aside|base|basefont|blockquote|body|caption' + '|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption' + '|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe' + '|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option' + '|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr' + '|track|ul'; +block._comment = /|$)/; +block.html = edit(block.html, 'i').replace('comment', block._comment).replace('tag', block._tag).replace('attribute', / +[a-zA-Z:_][\w.:-]*(?: *= *"[^"\n]*"| *= *'[^'\n]*'| *= *[^\s"'=<>`]+)?/).getRegex(); +block.paragraph = edit(block._paragraph).replace('hr', block.hr).replace('heading', ' {0,3}#{1,6} ').replace('|lheading', '') // setex headings don't interrupt commonmark paragraphs +.replace('|table', '').replace('blockquote', ' {0,3}>').replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n').replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt +.replace('html', ')|<(?:script|pre|style|textarea|!--)').replace('tag', block._tag) // pars can be interrupted by type (6) html blocks +.getRegex(); +block.blockquote = edit(block.blockquote).replace('paragraph', block.paragraph).getRegex(); + +/** + * Normal Block Grammar + */ + +block.normal = merge({}, block); + +/** + * GFM Block Grammar + */ + +block.gfm = merge({}, block.normal, { + table: '^ *([^\\n ].*\\|.*)\\n' // Header + + ' {0,3}(?:\\| *)?(:?-+:? *(?:\\| *:?-+:? *)*)(?:\\| *)?' // Align + + '(?:\\n((?:(?! *\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)' // Cells +}); + +block.gfm.table = edit(block.gfm.table).replace('hr', block.hr).replace('heading', ' {0,3}#{1,6} ').replace('blockquote', ' {0,3}>').replace('code', ' {4}[^\\n]').replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n').replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt +.replace('html', ')|<(?:script|pre|style|textarea|!--)').replace('tag', block._tag) // tables can be interrupted by type (6) html blocks +.getRegex(); +block.gfm.paragraph = edit(block._paragraph).replace('hr', block.hr).replace('heading', ' {0,3}#{1,6} ').replace('|lheading', '') // setex headings don't interrupt commonmark paragraphs +.replace('table', block.gfm.table) // interrupt paragraphs with table +.replace('blockquote', ' {0,3}>').replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n').replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt +.replace('html', ')|<(?:script|pre|style|textarea|!--)').replace('tag', block._tag) // pars can be interrupted by type (6) html blocks +.getRegex(); +/** + * Pedantic grammar (original John Gruber's loose markdown specification) + */ + +block.pedantic = merge({}, block.normal, { + html: edit('^ *(?:comment *(?:\\n|\\s*$)' + '|<(tag)[\\s\\S]+? *(?:\\n{2,}|\\s*$)' // closed tag + + '|\\s]*)*?/?> *(?:\\n{2,}|\\s*$))').replace('comment', block._comment).replace(/tag/g, '(?!(?:' + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code|var|samp|kbd|sub' + '|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo|span|br|wbr|ins|del|img)' + '\\b)\\w+(?!:|[^\\w\\s@]*@)\\b').getRegex(), + def: /^ *\[([^\]]+)\]: *]+)>?(?: +(["(][^\n]+[")]))? *(?:\n+|$)/, + heading: /^(#{1,6})(.*)(?:\n+|$)/, + fences: noopTest, + // fences not supported + lheading: /^(.+?)\n {0,3}(=+|-+) *(?:\n+|$)/, + paragraph: edit(block.normal._paragraph).replace('hr', block.hr).replace('heading', ' *#{1,6} *[^\n]').replace('lheading', block.lheading).replace('blockquote', ' {0,3}>').replace('|fences', '').replace('|list', '').replace('|html', '').getRegex() +}); + +/** + * Inline-Level Grammar + */ +var inline = { + escape: /^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/, + autolink: /^<(scheme:[^\s\x00-\x1f<>]*|email)>/, + url: noopTest, + tag: '^comment' + '|^' // self-closing tag + + '|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>' // open tag + + '|^<\\?[\\s\\S]*?\\?>' // processing instruction, e.g. + + '|^' // declaration, e.g. + + '|^', + // CDATA section + link: /^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/, + reflink: /^!?\[(label)\]\[(ref)\]/, + nolink: /^!?\[(ref)\](?:\[\])?/, + reflinkSearch: 'reflink|nolink(?!\\()', + emStrong: { + lDelim: /^(?:\*+(?:([punct_])|[^\s*]))|^_+(?:([punct*])|([^\s_]))/, + // (1) and (2) can only be a Right Delimiter. (3) and (4) can only be Left. (5) and (6) can be either Left or Right. + // () Skip orphan inside strong () Consume to delim (1) #*** (2) a***#, a*** (3) #***a, ***a (4) ***# (5) #***# (6) a***a + rDelimAst: /^(?:[^_*\\]|\\.)*?\_\_(?:[^_*\\]|\\.)*?\*(?:[^_*\\]|\\.)*?(?=\_\_)|(?:[^*\\]|\\.)+(?=[^*])|[punct_](\*+)(?=[\s]|$)|(?:[^punct*_\s\\]|\\.)(\*+)(?=[punct_\s]|$)|[punct_\s](\*+)(?=[^punct*_\s])|[\s](\*+)(?=[punct_])|[punct_](\*+)(?=[punct_])|(?:[^punct*_\s\\]|\\.)(\*+)(?=[^punct*_\s])/, + rDelimUnd: /^(?:[^_*\\]|\\.)*?\*\*(?:[^_*\\]|\\.)*?\_(?:[^_*\\]|\\.)*?(?=\*\*)|(?:[^_\\]|\\.)+(?=[^_])|[punct*](\_+)(?=[\s]|$)|(?:[^punct*_\s\\]|\\.)(\_+)(?=[punct*\s]|$)|[punct*\s](\_+)(?=[^punct*_\s])|[\s](\_+)(?=[punct*])|[punct*](\_+)(?=[punct*])/ // ^- Not allowed for _ + }, + + code: /^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/, + br: /^( {2,}|\\)\n(?!\s*$)/, + del: noopTest, + text: /^(`+|[^`])(?:(?= {2,}\n)|[\s\S]*?(?:(?=[\\?@\\[\\]`^{|}~'; +inline.punctuation = edit(inline.punctuation).replace(/punctuation/g, inline._punctuation).getRegex(); + +// sequences em should skip over [title](link), `code`, +inline.blockSkip = /\[[^\]]*?\]\([^\)]*?\)|`[^`]*?`|<[^>]*?>/g; +// lookbehind is not available on Safari as of version 16 +// inline.escapedEmSt = /(?<=(?:^|[^\\)(?:\\[^])*)\\[*_]/g; +inline.escapedEmSt = /(?:^|[^\\])(?:\\\\)*\\[*_]/g; +inline._comment = edit(block._comment).replace('(?:-->|$)', '-->').getRegex(); +inline.emStrong.lDelim = edit(inline.emStrong.lDelim).replace(/punct/g, inline._punctuation).getRegex(); +inline.emStrong.rDelimAst = edit(inline.emStrong.rDelimAst, 'g').replace(/punct/g, inline._punctuation).getRegex(); +inline.emStrong.rDelimUnd = edit(inline.emStrong.rDelimUnd, 'g').replace(/punct/g, inline._punctuation).getRegex(); +inline._escapes = /\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/g; +inline._scheme = /[a-zA-Z][a-zA-Z0-9+.-]{1,31}/; +inline._email = /[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+(@)[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+(?![-_])/; +inline.autolink = edit(inline.autolink).replace('scheme', inline._scheme).replace('email', inline._email).getRegex(); +inline._attribute = /\s+[a-zA-Z:_][\w.:-]*(?:\s*=\s*"[^"]*"|\s*=\s*'[^']*'|\s*=\s*[^\s"'=<>`]+)?/; +inline.tag = edit(inline.tag).replace('comment', inline._comment).replace('attribute', inline._attribute).getRegex(); +inline._label = /(?:\[(?:\\.|[^\[\]\\])*\]|\\.|`[^`]*`|[^\[\]\\`])*?/; +inline._href = /<(?:\\.|[^\n<>\\])+>|[^\s\x00-\x1f]*/; +inline._title = /"(?:\\"?|[^"\\])*"|'(?:\\'?|[^'\\])*'|\((?:\\\)?|[^)\\])*\)/; +inline.link = edit(inline.link).replace('label', inline._label).replace('href', inline._href).replace('title', inline._title).getRegex(); +inline.reflink = edit(inline.reflink).replace('label', inline._label).replace('ref', block._label).getRegex(); +inline.nolink = edit(inline.nolink).replace('ref', block._label).getRegex(); +inline.reflinkSearch = edit(inline.reflinkSearch, 'g').replace('reflink', inline.reflink).replace('nolink', inline.nolink).getRegex(); + +/** + * Normal Inline Grammar + */ + +inline.normal = merge({}, inline); + +/** + * Pedantic Inline Grammar + */ + +inline.pedantic = merge({}, inline.normal, { + strong: { + start: /^__|\*\*/, + middle: /^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/, + endAst: /\*\*(?!\*)/g, + endUnd: /__(?!_)/g + }, + em: { + start: /^_|\*/, + middle: /^()\*(?=\S)([\s\S]*?\S)\*(?!\*)|^_(?=\S)([\s\S]*?\S)_(?!_)/, + endAst: /\*(?!\*)/g, + endUnd: /_(?!_)/g + }, + link: edit(/^!?\[(label)\]\((.*?)\)/).replace('label', inline._label).getRegex(), + reflink: edit(/^!?\[(label)\]\s*\[([^\]]*)\]/).replace('label', inline._label).getRegex() +}); + +/** + * GFM Inline Grammar + */ + +inline.gfm = merge({}, inline.normal, { + escape: edit(inline.escape).replace('])', '~|])').getRegex(), + _extended_email: /[A-Za-z0-9._+-]+(@)[a-zA-Z0-9-_]+(?:\.[a-zA-Z0-9-_]*[a-zA-Z0-9])+(?![-_])/, + url: /^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/, + _backpedal: /(?:[^?!.,:;*_'"~()&]+|\([^)]*\)|&(?![a-zA-Z0-9]+;$)|[?!.,:;*_'"~)]+(?!$))+/, + del: /^(~~?)(?=[^\s~])([\s\S]*?[^\s~])\1(?=[^~]|$)/, + text: /^([`~]+|[^`~])(?:(?= {2,}\n)|(?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)|[\s\S]*?(?:(?=[\\ 0.5) { + ch = 'x' + ch.toString(16); + } + out += '&#' + ch + ';'; + } + return out; +} + +/** + * Block Lexer + */ +var Lexer = /*#__PURE__*/function () { + function Lexer(options) { + this.tokens = []; + this.tokens.links = Object.create(null); + this.options = options || exports.defaults; + this.options.tokenizer = this.options.tokenizer || new Tokenizer(); + this.tokenizer = this.options.tokenizer; + this.tokenizer.options = this.options; + this.tokenizer.lexer = this; + this.inlineQueue = []; + this.state = { + inLink: false, + inRawBlock: false, + top: true + }; + var rules = { + block: block.normal, + inline: inline.normal + }; + if (this.options.pedantic) { + rules.block = block.pedantic; + rules.inline = inline.pedantic; + } else if (this.options.gfm) { + rules.block = block.gfm; + if (this.options.breaks) { + rules.inline = inline.breaks; + } else { + rules.inline = inline.gfm; + } + } + this.tokenizer.rules = rules; + } + + /** + * Expose Rules + */ + /** + * Static Lex Method + */ + Lexer.lex = function lex(src, options) { + var lexer = new Lexer(options); + return lexer.lex(src); + } + + /** + * Static Lex Inline Method + */; + Lexer.lexInline = function lexInline(src, options) { + var lexer = new Lexer(options); + return lexer.inlineTokens(src); + } + + /** + * Preprocessing + */; + var _proto = Lexer.prototype; + _proto.lex = function lex(src) { + src = src.replace(/\r\n|\r/g, '\n'); + this.blockTokens(src, this.tokens); + var next; + while (next = this.inlineQueue.shift()) { + this.inlineTokens(next.src, next.tokens); + } + return this.tokens; + } + + /** + * Lexing + */; + _proto.blockTokens = function blockTokens(src, tokens) { + var _this = this; + if (tokens === void 0) { + tokens = []; + } + if (this.options.pedantic) { + src = src.replace(/\t/g, ' ').replace(/^ +$/gm, ''); + } else { + src = src.replace(/^( *)(\t+)/gm, function (_, leading, tabs) { + return leading + ' '.repeat(tabs.length); + }); + } + var token, lastToken, cutSrc, lastParagraphClipped; + while (src) { + if (this.options.extensions && this.options.extensions.block && this.options.extensions.block.some(function (extTokenizer) { + if (token = extTokenizer.call({ + lexer: _this + }, src, tokens)) { + src = src.substring(token.raw.length); + tokens.push(token); + return true; + } + return false; + })) { + continue; + } + + // newline + if (token = this.tokenizer.space(src)) { + src = src.substring(token.raw.length); + if (token.raw.length === 1 && tokens.length > 0) { + // if there's a single \n as a spacer, it's terminating the last line, + // so move it there so that we don't get unecessary paragraph tags + tokens[tokens.length - 1].raw += '\n'; + } else { + tokens.push(token); + } + continue; + } + + // code + if (token = this.tokenizer.code(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + // An indented code block cannot interrupt a paragraph. + if (lastToken && (lastToken.type === 'paragraph' || lastToken.type === 'text')) { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.text; + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } else { + tokens.push(token); + } + continue; + } + + // fences + if (token = this.tokenizer.fences(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // heading + if (token = this.tokenizer.heading(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // hr + if (token = this.tokenizer.hr(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // blockquote + if (token = this.tokenizer.blockquote(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // list + if (token = this.tokenizer.list(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // html + if (token = this.tokenizer.html(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // def + if (token = this.tokenizer.def(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && (lastToken.type === 'paragraph' || lastToken.type === 'text')) { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.raw; + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } else if (!this.tokens.links[token.tag]) { + this.tokens.links[token.tag] = { + href: token.href, + title: token.title + }; + } + continue; + } + + // table (gfm) + if (token = this.tokenizer.table(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // lheading + if (token = this.tokenizer.lheading(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // top-level paragraph + // prevent paragraph consuming extensions by clipping 'src' to extension start + cutSrc = src; + if (this.options.extensions && this.options.extensions.startBlock) { + (function () { + var startIndex = Infinity; + var tempSrc = src.slice(1); + var tempStart = void 0; + _this.options.extensions.startBlock.forEach(function (getStartIndex) { + tempStart = getStartIndex.call({ + lexer: this + }, tempSrc); + if (typeof tempStart === 'number' && tempStart >= 0) { + startIndex = Math.min(startIndex, tempStart); + } + }); + if (startIndex < Infinity && startIndex >= 0) { + cutSrc = src.substring(0, startIndex + 1); + } + })(); + } + if (this.state.top && (token = this.tokenizer.paragraph(cutSrc))) { + lastToken = tokens[tokens.length - 1]; + if (lastParagraphClipped && lastToken.type === 'paragraph') { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.text; + this.inlineQueue.pop(); + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } else { + tokens.push(token); + } + lastParagraphClipped = cutSrc.length !== src.length; + src = src.substring(token.raw.length); + continue; + } + + // text + if (token = this.tokenizer.text(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && lastToken.type === 'text') { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.text; + this.inlineQueue.pop(); + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } else { + tokens.push(token); + } + continue; + } + if (src) { + var errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0); + if (this.options.silent) { + console.error(errMsg); + break; + } else { + throw new Error(errMsg); + } + } + } + this.state.top = true; + return tokens; + }; + _proto.inline = function inline(src, tokens) { + if (tokens === void 0) { + tokens = []; + } + this.inlineQueue.push({ + src: src, + tokens: tokens + }); + return tokens; + } + + /** + * Lexing/Compiling + */; + _proto.inlineTokens = function inlineTokens(src, tokens) { + var _this2 = this; + if (tokens === void 0) { + tokens = []; + } + var token, lastToken, cutSrc; + + // String with links masked to avoid interference with em and strong + var maskedSrc = src; + var match; + var keepPrevChar, prevChar; + + // Mask out reflinks + if (this.tokens.links) { + var links = Object.keys(this.tokens.links); + if (links.length > 0) { + while ((match = this.tokenizer.rules.inline.reflinkSearch.exec(maskedSrc)) != null) { + if (links.includes(match[0].slice(match[0].lastIndexOf('[') + 1, -1))) { + maskedSrc = maskedSrc.slice(0, match.index) + '[' + repeatString('a', match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex); + } + } + } + } + // Mask out other blocks + while ((match = this.tokenizer.rules.inline.blockSkip.exec(maskedSrc)) != null) { + maskedSrc = maskedSrc.slice(0, match.index) + '[' + repeatString('a', match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.blockSkip.lastIndex); + } + + // Mask out escaped em & strong delimiters + while ((match = this.tokenizer.rules.inline.escapedEmSt.exec(maskedSrc)) != null) { + maskedSrc = maskedSrc.slice(0, match.index + match[0].length - 2) + '++' + maskedSrc.slice(this.tokenizer.rules.inline.escapedEmSt.lastIndex); + this.tokenizer.rules.inline.escapedEmSt.lastIndex--; + } + while (src) { + if (!keepPrevChar) { + prevChar = ''; + } + keepPrevChar = false; + + // extensions + if (this.options.extensions && this.options.extensions.inline && this.options.extensions.inline.some(function (extTokenizer) { + if (token = extTokenizer.call({ + lexer: _this2 + }, src, tokens)) { + src = src.substring(token.raw.length); + tokens.push(token); + return true; + } + return false; + })) { + continue; + } + + // escape + if (token = this.tokenizer.escape(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // tag + if (token = this.tokenizer.tag(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && token.type === 'text' && lastToken.type === 'text') { + lastToken.raw += token.raw; + lastToken.text += token.text; + } else { + tokens.push(token); + } + continue; + } + + // link + if (token = this.tokenizer.link(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // reflink, nolink + if (token = this.tokenizer.reflink(src, this.tokens.links)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && token.type === 'text' && lastToken.type === 'text') { + lastToken.raw += token.raw; + lastToken.text += token.text; + } else { + tokens.push(token); + } + continue; + } + + // em & strong + if (token = this.tokenizer.emStrong(src, maskedSrc, prevChar)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // code + if (token = this.tokenizer.codespan(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // br + if (token = this.tokenizer.br(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // del (gfm) + if (token = this.tokenizer.del(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // autolink + if (token = this.tokenizer.autolink(src, mangle)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // url (gfm) + if (!this.state.inLink && (token = this.tokenizer.url(src, mangle))) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // text + // prevent inlineText consuming extensions by clipping 'src' to extension start + cutSrc = src; + if (this.options.extensions && this.options.extensions.startInline) { + (function () { + var startIndex = Infinity; + var tempSrc = src.slice(1); + var tempStart = void 0; + _this2.options.extensions.startInline.forEach(function (getStartIndex) { + tempStart = getStartIndex.call({ + lexer: this + }, tempSrc); + if (typeof tempStart === 'number' && tempStart >= 0) { + startIndex = Math.min(startIndex, tempStart); + } + }); + if (startIndex < Infinity && startIndex >= 0) { + cutSrc = src.substring(0, startIndex + 1); + } + })(); + } + if (token = this.tokenizer.inlineText(cutSrc, smartypants)) { + src = src.substring(token.raw.length); + if (token.raw.slice(-1) !== '_') { + // Track prevChar before string of ____ started + prevChar = token.raw.slice(-1); + } + keepPrevChar = true; + lastToken = tokens[tokens.length - 1]; + if (lastToken && lastToken.type === 'text') { + lastToken.raw += token.raw; + lastToken.text += token.text; + } else { + tokens.push(token); + } + continue; + } + if (src) { + var errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0); + if (this.options.silent) { + console.error(errMsg); + break; + } else { + throw new Error(errMsg); + } + } + } + return tokens; + }; + _createClass(Lexer, null, [{ + key: "rules", + get: function get() { + return { + block: block, + inline: inline + }; + } + }]); + return Lexer; +}(); + +/** + * Renderer + */ +var Renderer = /*#__PURE__*/function () { + function Renderer(options) { + this.options = options || exports.defaults; + } + var _proto = Renderer.prototype; + _proto.code = function code(_code, infostring, escaped) { + var lang = (infostring || '').match(/\S*/)[0]; + if (this.options.highlight) { + var out = this.options.highlight(_code, lang); + if (out != null && out !== _code) { + escaped = true; + _code = out; + } + } + _code = _code.replace(/\n$/, '') + '\n'; + if (!lang) { + return '
' + (escaped ? _code : escape(_code, true)) + '
\n'; + } + return '
' + (escaped ? _code : escape(_code, true)) + '
\n'; + } + + /** + * @param {string} quote + */; + _proto.blockquote = function blockquote(quote) { + return "
\n" + quote + "
\n"; + }; + _proto.html = function html(_html) { + return _html; + } + + /** + * @param {string} text + * @param {string} level + * @param {string} raw + * @param {any} slugger + */; + _proto.heading = function heading(text, level, raw, slugger) { + if (this.options.headerIds) { + var id = this.options.headerPrefix + slugger.slug(raw); + return "" + text + "\n"; + } + + // ignore IDs + return "" + text + "\n"; + }; + _proto.hr = function hr() { + return this.options.xhtml ? '
\n' : '
\n'; + }; + _proto.list = function list(body, ordered, start) { + var type = ordered ? 'ol' : 'ul', + startatt = ordered && start !== 1 ? ' start="' + start + '"' : ''; + return '<' + type + startatt + '>\n' + body + '\n'; + } + + /** + * @param {string} text + */; + _proto.listitem = function listitem(text) { + return "
  • " + text + "
    • \n"; + }; + _proto.checkbox = function checkbox(checked) { + return ' '; + } + + /** + * @param {string} text + */; + _proto.paragraph = function paragraph(text) { + return "

    " + text + "

    \n"; + } + + /** + * @param {string} header + * @param {string} body + */; + _proto.table = function table(header, body) { + if (body) body = "" + body + ""; + return '\n' + '\n' + header + '\n' + body + '
    \n'; + } + + /** + * @param {string} content + */; + _proto.tablerow = function tablerow(content) { + return "\n" + content + "\n"; + }; + _proto.tablecell = function tablecell(content, flags) { + var type = flags.header ? 'th' : 'td'; + var tag = flags.align ? "<" + type + " align=\"" + flags.align + "\">" : "<" + type + ">"; + return tag + content + ("\n"); + } + + /** + * span level renderer + * @param {string} text + */; + _proto.strong = function strong(text) { + return "" + text + ""; + } + + /** + * @param {string} text + */; + _proto.em = function em(text) { + return "" + text + ""; + } + + /** + * @param {string} text + */; + _proto.codespan = function codespan(text) { + return "" + text + ""; + }; + _proto.br = function br() { + return this.options.xhtml ? '
    ' : '
    '; + } + + /** + * @param {string} text + */; + _proto.del = function del(text) { + return "" + text + ""; + } + + /** + * @param {string} href + * @param {string} title + * @param {string} text + */; + _proto.link = function link(href, title, text) { + href = cleanUrl(this.options.sanitize, this.options.baseUrl, href); + if (href === null) { + return text; + } + var out = '    '; + return out; + } + + /** + * @param {string} href + * @param {string} title + * @param {string} text + */; + _proto.image = function image(href, title, text) { + href = cleanUrl(this.options.sanitize, this.options.baseUrl, href); + if (href === null) { + return text; + } + var out = "\""' : '>'; + return out; + }; + _proto.text = function text(_text) { + return _text; + }; + return Renderer; +}(); + +/** + * TextRenderer + * returns only the textual part of the token + */ +var TextRenderer = /*#__PURE__*/function () { + function TextRenderer() {} + var _proto = TextRenderer.prototype; + // no need for block level renderers + _proto.strong = function strong(text) { + return text; + }; + _proto.em = function em(text) { + return text; + }; + _proto.codespan = function codespan(text) { + return text; + }; + _proto.del = function del(text) { + return text; + }; + _proto.html = function html(text) { + return text; + }; + _proto.text = function text(_text) { + return _text; + }; + _proto.link = function link(href, title, text) { + return '' + text; + }; + _proto.image = function image(href, title, text) { + return '' + text; + }; + _proto.br = function br() { + return ''; + }; + return TextRenderer; +}(); + +/** + * Slugger generates header id + */ +var Slugger = /*#__PURE__*/function () { + function Slugger() { + this.seen = {}; + } + + /** + * @param {string} value + */ + var _proto = Slugger.prototype; + _proto.serialize = function serialize(value) { + return value.toLowerCase().trim() + // remove html tags + .replace(/<[!\/a-z].*?>/ig, '') + // remove unwanted chars + .replace(/[\u2000-\u206F\u2E00-\u2E7F\\'!"#$%&()*+,./:;<=>?@[\]^`{|}~]/g, '').replace(/\s/g, '-'); + } + + /** + * Finds the next safe (unique) slug to use + * @param {string} originalSlug + * @param {boolean} isDryRun + */; + _proto.getNextSafeSlug = function getNextSafeSlug(originalSlug, isDryRun) { + var slug = originalSlug; + var occurenceAccumulator = 0; + if (this.seen.hasOwnProperty(slug)) { + occurenceAccumulator = this.seen[originalSlug]; + do { + occurenceAccumulator++; + slug = originalSlug + '-' + occurenceAccumulator; + } while (this.seen.hasOwnProperty(slug)); + } + if (!isDryRun) { + this.seen[originalSlug] = occurenceAccumulator; + this.seen[slug] = 0; + } + return slug; + } + + /** + * Convert string to unique id + * @param {object} [options] + * @param {boolean} [options.dryrun] Generates the next unique slug without + * updating the internal accumulator. + */; + _proto.slug = function slug(value, options) { + if (options === void 0) { + options = {}; + } + var slug = this.serialize(value); + return this.getNextSafeSlug(slug, options.dryrun); + }; + return Slugger; +}(); + +/** + * Parsing & Compiling + */ +var Parser = /*#__PURE__*/function () { + function Parser(options) { + this.options = options || exports.defaults; + this.options.renderer = this.options.renderer || new Renderer(); + this.renderer = this.options.renderer; + this.renderer.options = this.options; + this.textRenderer = new TextRenderer(); + this.slugger = new Slugger(); + } + + /** + * Static Parse Method + */ + Parser.parse = function parse(tokens, options) { + var parser = new Parser(options); + return parser.parse(tokens); + } + + /** + * Static Parse Inline Method + */; + Parser.parseInline = function parseInline(tokens, options) { + var parser = new Parser(options); + return parser.parseInline(tokens); + } + + /** + * Parse Loop + */; + var _proto = Parser.prototype; + _proto.parse = function parse(tokens, top) { + if (top === void 0) { + top = true; + } + var out = '', + i, + j, + k, + l2, + l3, + row, + cell, + header, + body, + token, + ordered, + start, + loose, + itemBody, + item, + checked, + task, + checkbox, + ret; + var l = tokens.length; + for (i = 0; i < l; i++) { + token = tokens[i]; + + // Run any renderer extensions + if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[token.type]) { + ret = this.options.extensions.renderers[token.type].call({ + parser: this + }, token); + if (ret !== false || !['space', 'hr', 'heading', 'code', 'table', 'blockquote', 'list', 'html', 'paragraph', 'text'].includes(token.type)) { + out += ret || ''; + continue; + } + } + switch (token.type) { + case 'space': + { + continue; + } + case 'hr': + { + out += this.renderer.hr(); + continue; + } + case 'heading': + { + out += this.renderer.heading(this.parseInline(token.tokens), token.depth, unescape(this.parseInline(token.tokens, this.textRenderer)), this.slugger); + continue; + } + case 'code': + { + out += this.renderer.code(token.text, token.lang, token.escaped); + continue; + } + case 'table': + { + header = ''; + + // header + cell = ''; + l2 = token.header.length; + for (j = 0; j < l2; j++) { + cell += this.renderer.tablecell(this.parseInline(token.header[j].tokens), { + header: true, + align: token.align[j] + }); + } + header += this.renderer.tablerow(cell); + body = ''; + l2 = token.rows.length; + for (j = 0; j < l2; j++) { + row = token.rows[j]; + cell = ''; + l3 = row.length; + for (k = 0; k < l3; k++) { + cell += this.renderer.tablecell(this.parseInline(row[k].tokens), { + header: false, + align: token.align[k] + }); + } + body += this.renderer.tablerow(cell); + } + out += this.renderer.table(header, body); + continue; + } + case 'blockquote': + { + body = this.parse(token.tokens); + out += this.renderer.blockquote(body); + continue; + } + case 'list': + { + ordered = token.ordered; + start = token.start; + loose = token.loose; + l2 = token.items.length; + body = ''; + for (j = 0; j < l2; j++) { + item = token.items[j]; + checked = item.checked; + task = item.task; + itemBody = ''; + if (item.task) { + checkbox = this.renderer.checkbox(checked); + if (loose) { + if (item.tokens.length > 0 && item.tokens[0].type === 'paragraph') { + item.tokens[0].text = checkbox + ' ' + item.tokens[0].text; + if (item.tokens[0].tokens && item.tokens[0].tokens.length > 0 && item.tokens[0].tokens[0].type === 'text') { + item.tokens[0].tokens[0].text = checkbox + ' ' + item.tokens[0].tokens[0].text; + } + } else { + item.tokens.unshift({ + type: 'text', + text: checkbox + }); + } + } else { + itemBody += checkbox; + } + } + itemBody += this.parse(item.tokens, loose); + body += this.renderer.listitem(itemBody, task, checked); + } + out += this.renderer.list(body, ordered, start); + continue; + } + case 'html': + { + // TODO parse inline content if parameter markdown=1 + out += this.renderer.html(token.text); + continue; + } + case 'paragraph': + { + out += this.renderer.paragraph(this.parseInline(token.tokens)); + continue; + } + case 'text': + { + body = token.tokens ? this.parseInline(token.tokens) : token.text; + while (i + 1 < l && tokens[i + 1].type === 'text') { + token = tokens[++i]; + body += '\n' + (token.tokens ? this.parseInline(token.tokens) : token.text); + } + out += top ? this.renderer.paragraph(body) : body; + continue; + } + default: + { + var errMsg = 'Token with "' + token.type + '" type was not found.'; + if (this.options.silent) { + console.error(errMsg); + return; + } else { + throw new Error(errMsg); + } + } + } + } + return out; + } + + /** + * Parse Inline Tokens + */; + _proto.parseInline = function parseInline(tokens, renderer) { + renderer = renderer || this.renderer; + var out = '', + i, + token, + ret; + var l = tokens.length; + for (i = 0; i < l; i++) { + token = tokens[i]; + + // Run any renderer extensions + if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[token.type]) { + ret = this.options.extensions.renderers[token.type].call({ + parser: this + }, token); + if (ret !== false || !['escape', 'html', 'link', 'image', 'strong', 'em', 'codespan', 'br', 'del', 'text'].includes(token.type)) { + out += ret || ''; + continue; + } + } + switch (token.type) { + case 'escape': + { + out += renderer.text(token.text); + break; + } + case 'html': + { + out += renderer.html(token.text); + break; + } + case 'link': + { + out += renderer.link(token.href, token.title, this.parseInline(token.tokens, renderer)); + break; + } + case 'image': + { + out += renderer.image(token.href, token.title, token.text); + break; + } + case 'strong': + { + out += renderer.strong(this.parseInline(token.tokens, renderer)); + break; + } + case 'em': + { + out += renderer.em(this.parseInline(token.tokens, renderer)); + break; + } + case 'codespan': + { + out += renderer.codespan(token.text); + break; + } + case 'br': + { + out += renderer.br(); + break; + } + case 'del': + { + out += renderer.del(this.parseInline(token.tokens, renderer)); + break; + } + case 'text': + { + out += renderer.text(token.text); + break; + } + default: + { + var errMsg = 'Token with "' + token.type + '" type was not found.'; + if (this.options.silent) { + console.error(errMsg); + return; + } else { + throw new Error(errMsg); + } + } + } + } + return out; + }; + return Parser; +}(); + +/** + * Marked + */ +function marked(src, opt, callback) { + // throw error in case of non string input + if (typeof src === 'undefined' || src === null) { + throw new Error('marked(): input parameter is undefined or null'); + } + if (typeof src !== 'string') { + throw new Error('marked(): input parameter is of type ' + Object.prototype.toString.call(src) + ', string expected'); + } + if (typeof opt === 'function') { + callback = opt; + opt = null; + } + opt = merge({}, marked.defaults, opt || {}); + checkSanitizeDeprecation(opt); + if (callback) { + var highlight = opt.highlight; + var tokens; + try { + tokens = Lexer.lex(src, opt); + } catch (e) { + return callback(e); + } + var done = function done(err) { + var out; + if (!err) { + try { + if (opt.walkTokens) { + marked.walkTokens(tokens, opt.walkTokens); + } + out = Parser.parse(tokens, opt); + } catch (e) { + err = e; + } + } + opt.highlight = highlight; + return err ? callback(err) : callback(null, out); + }; + if (!highlight || highlight.length < 3) { + return done(); + } + delete opt.highlight; + if (!tokens.length) return done(); + var pending = 0; + marked.walkTokens(tokens, function (token) { + if (token.type === 'code') { + pending++; + setTimeout(function () { + highlight(token.text, token.lang, function (err, code) { + if (err) { + return done(err); + } + if (code != null && code !== token.text) { + token.text = code; + token.escaped = true; + } + pending--; + if (pending === 0) { + done(); + } + }); + }, 0); + } + }); + if (pending === 0) { + done(); + } + return; + } + function onError(e) { + e.message += '\nPlease report this to https://github.com/markedjs/marked.'; + if (opt.silent) { + return '

    An error occurred:

    ' + escape(e.message + '', true) + '
    '; + } + throw e; + } + try { + var _tokens = Lexer.lex(src, opt); + if (opt.walkTokens) { + if (opt.async) { + return Promise.all(marked.walkTokens(_tokens, opt.walkTokens)).then(function () { + return Parser.parse(_tokens, opt); + })["catch"](onError); + } + marked.walkTokens(_tokens, opt.walkTokens); + } + return Parser.parse(_tokens, opt); + } catch (e) { + onError(e); + } +} + +/** + * Options + */ + +marked.options = marked.setOptions = function (opt) { + merge(marked.defaults, opt); + changeDefaults(marked.defaults); + return marked; +}; +marked.getDefaults = getDefaults; +marked.defaults = exports.defaults; + +/** + * Use Extension + */ + +marked.use = function () { + var extensions = marked.defaults.extensions || { + renderers: {}, + childTokens: {} + }; + for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { + args[_key] = arguments[_key]; + } + args.forEach(function (pack) { + // copy options to new object + var opts = merge({}, pack); + + // set async to true if it was set to true before + opts.async = marked.defaults.async || opts.async; + + // ==-- Parse "addon" extensions --== // + if (pack.extensions) { + pack.extensions.forEach(function (ext) { + if (!ext.name) { + throw new Error('extension name required'); + } + if (ext.renderer) { + // Renderer extensions + var prevRenderer = extensions.renderers[ext.name]; + if (prevRenderer) { + // Replace extension with func to run new extension but fall back if false + extensions.renderers[ext.name] = function () { + for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { + args[_key2] = arguments[_key2]; + } + var ret = ext.renderer.apply(this, args); + if (ret === false) { + ret = prevRenderer.apply(this, args); + } + return ret; + }; + } else { + extensions.renderers[ext.name] = ext.renderer; + } + } + if (ext.tokenizer) { + // Tokenizer Extensions + if (!ext.level || ext.level !== 'block' && ext.level !== 'inline') { + throw new Error("extension level must be 'block' or 'inline'"); + } + if (extensions[ext.level]) { + extensions[ext.level].unshift(ext.tokenizer); + } else { + extensions[ext.level] = [ext.tokenizer]; + } + if (ext.start) { + // Function to check for start of token + if (ext.level === 'block') { + if (extensions.startBlock) { + extensions.startBlock.push(ext.start); + } else { + extensions.startBlock = [ext.start]; + } + } else if (ext.level === 'inline') { + if (extensions.startInline) { + extensions.startInline.push(ext.start); + } else { + extensions.startInline = [ext.start]; + } + } + } + } + if (ext.childTokens) { + // Child tokens to be visited by walkTokens + extensions.childTokens[ext.name] = ext.childTokens; + } + }); + opts.extensions = extensions; + } + + // ==-- Parse "overwrite" extensions --== // + if (pack.renderer) { + (function () { + var renderer = marked.defaults.renderer || new Renderer(); + var _loop = function _loop(prop) { + var prevRenderer = renderer[prop]; + // Replace renderer with func to run extension, but fall back if false + renderer[prop] = function () { + for (var _len3 = arguments.length, args = new Array(_len3), _key3 = 0; _key3 < _len3; _key3++) { + args[_key3] = arguments[_key3]; + } + var ret = pack.renderer[prop].apply(renderer, args); + if (ret === false) { + ret = prevRenderer.apply(renderer, args); + } + return ret; + }; + }; + for (var prop in pack.renderer) { + _loop(prop); + } + opts.renderer = renderer; + })(); + } + if (pack.tokenizer) { + (function () { + var tokenizer = marked.defaults.tokenizer || new Tokenizer(); + var _loop2 = function _loop2(prop) { + var prevTokenizer = tokenizer[prop]; + // Replace tokenizer with func to run extension, but fall back if false + tokenizer[prop] = function () { + for (var _len4 = arguments.length, args = new Array(_len4), _key4 = 0; _key4 < _len4; _key4++) { + args[_key4] = arguments[_key4]; + } + var ret = pack.tokenizer[prop].apply(tokenizer, args); + if (ret === false) { + ret = prevTokenizer.apply(tokenizer, args); + } + return ret; + }; + }; + for (var prop in pack.tokenizer) { + _loop2(prop); + } + opts.tokenizer = tokenizer; + })(); + } + + // ==-- Parse WalkTokens extensions --== // + if (pack.walkTokens) { + var _walkTokens = marked.defaults.walkTokens; + opts.walkTokens = function (token) { + var values = []; + values.push(pack.walkTokens.call(this, token)); + if (_walkTokens) { + values = values.concat(_walkTokens.call(this, token)); + } + return values; + }; + } + marked.setOptions(opts); + }); +}; + +/** + * Run callback for every token + */ + +marked.walkTokens = function (tokens, callback) { + var values = []; + var _loop3 = function _loop3() { + var token = _step.value; + values = values.concat(callback.call(marked, token)); + switch (token.type) { + case 'table': + { + for (var _iterator2 = _createForOfIteratorHelperLoose(token.header), _step2; !(_step2 = _iterator2()).done;) { + var cell = _step2.value; + values = values.concat(marked.walkTokens(cell.tokens, callback)); + } + for (var _iterator3 = _createForOfIteratorHelperLoose(token.rows), _step3; !(_step3 = _iterator3()).done;) { + var row = _step3.value; + for (var _iterator4 = _createForOfIteratorHelperLoose(row), _step4; !(_step4 = _iterator4()).done;) { + var _cell = _step4.value; + values = values.concat(marked.walkTokens(_cell.tokens, callback)); + } + } + break; + } + case 'list': + { + values = values.concat(marked.walkTokens(token.items, callback)); + break; + } + default: + { + if (marked.defaults.extensions && marked.defaults.extensions.childTokens && marked.defaults.extensions.childTokens[token.type]) { + // Walk any extensions + marked.defaults.extensions.childTokens[token.type].forEach(function (childTokens) { + values = values.concat(marked.walkTokens(token[childTokens], callback)); + }); + } else if (token.tokens) { + values = values.concat(marked.walkTokens(token.tokens, callback)); + } + } + } + }; + for (var _iterator = _createForOfIteratorHelperLoose(tokens), _step; !(_step = _iterator()).done;) { + _loop3(); + } + return values; +}; + +/** + * Parse Inline + * @param {string} src + */ +marked.parseInline = function (src, opt) { + // throw error in case of non string input + if (typeof src === 'undefined' || src === null) { + throw new Error('marked.parseInline(): input parameter is undefined or null'); + } + if (typeof src !== 'string') { + throw new Error('marked.parseInline(): input parameter is of type ' + Object.prototype.toString.call(src) + ', string expected'); + } + opt = merge({}, marked.defaults, opt || {}); + checkSanitizeDeprecation(opt); + try { + var tokens = Lexer.lexInline(src, opt); + if (opt.walkTokens) { + marked.walkTokens(tokens, opt.walkTokens); + } + return Parser.parseInline(tokens, opt); + } catch (e) { + e.message += '\nPlease report this to https://github.com/markedjs/marked.'; + if (opt.silent) { + return '

    An error occurred:

    ' + escape(e.message + '', true) + '
    '; + } + throw e; + } +}; + +/** + * Expose + */ +marked.Parser = Parser; +marked.parser = Parser.parse; +marked.Renderer = Renderer; +marked.TextRenderer = TextRenderer; +marked.Lexer = Lexer; +marked.lexer = Lexer.lex; +marked.Tokenizer = Tokenizer; +marked.Slugger = Slugger; +marked.parse = marked; +var options = marked.options; +var setOptions = marked.setOptions; +var use = marked.use; +var walkTokens = marked.walkTokens; +var parseInline = marked.parseInline; +var parse = marked; +var parser = Parser.parse; +var lexer = Lexer.lex; + +exports.Lexer = Lexer; +exports.Parser = Parser; +exports.Renderer = Renderer; +exports.Slugger = Slugger; +exports.TextRenderer = TextRenderer; +exports.Tokenizer = Tokenizer; +exports.getDefaults = getDefaults; +exports.lexer = lexer; +exports.marked = marked; +exports.options = options; +exports.parse = parse; +exports.parseInline = parseInline; +exports.parser = parser; +exports.setOptions = setOptions; +exports.use = use; +exports.walkTokens = walkTokens; diff --git a/html/assets/js/marked/marked.esm.js b/html/assets/js/marked/marked.esm.js new file mode 100644 index 0000000..319dfb2 --- /dev/null +++ b/html/assets/js/marked/marked.esm.js @@ -0,0 +1,2824 @@ +/** + * marked v4.2.12 - a markdown parser + * Copyright (c) 2011-2023, Christopher Jeffrey. (MIT Licensed) + * https://github.com/markedjs/marked + */ + +/** + * DO NOT EDIT THIS FILE + * The code in this file is generated from files in ./src/ + */ + +function getDefaults() { + return { + async: false, + baseUrl: null, + breaks: false, + extensions: null, + gfm: true, + headerIds: true, + headerPrefix: '', + highlight: null, + langPrefix: 'language-', + mangle: true, + pedantic: false, + renderer: null, + sanitize: false, + sanitizer: null, + silent: false, + smartypants: false, + tokenizer: null, + walkTokens: null, + xhtml: false + }; +} + +let defaults = getDefaults(); + +function changeDefaults(newDefaults) { + defaults = newDefaults; +} + +/** + * Helpers + */ +const escapeTest = /[&<>"']/; +const escapeReplace = new RegExp(escapeTest.source, 'g'); +const escapeTestNoEncode = /[<>"']|&(?!(#\d{1,7}|#[Xx][a-fA-F0-9]{1,6}|\w+);)/; +const escapeReplaceNoEncode = new RegExp(escapeTestNoEncode.source, 'g'); +const escapeReplacements = { + '&': '&', + '<': '<', + '>': '>', + '"': '"', + "'": ''' +}; +const getEscapeReplacement = (ch) => escapeReplacements[ch]; +function escape(html, encode) { + if (encode) { + if (escapeTest.test(html)) { + return html.replace(escapeReplace, getEscapeReplacement); + } + } else { + if (escapeTestNoEncode.test(html)) { + return html.replace(escapeReplaceNoEncode, getEscapeReplacement); + } + } + + return html; +} + +const unescapeTest = /&(#(?:\d+)|(?:#x[0-9A-Fa-f]+)|(?:\w+));?/ig; + +/** + * @param {string} html + */ +function unescape(html) { + // explicitly match decimal, hex, and named HTML entities + return html.replace(unescapeTest, (_, n) => { + n = n.toLowerCase(); + if (n === 'colon') return ':'; + if (n.charAt(0) === '#') { + return n.charAt(1) === 'x' + ? String.fromCharCode(parseInt(n.substring(2), 16)) + : String.fromCharCode(+n.substring(1)); + } + return ''; + }); +} + +const caret = /(^|[^\[])\^/g; + +/** + * @param {string | RegExp} regex + * @param {string} opt + */ +function edit(regex, opt) { + regex = typeof regex === 'string' ? regex : regex.source; + opt = opt || ''; + const obj = { + replace: (name, val) => { + val = val.source || val; + val = val.replace(caret, '$1'); + regex = regex.replace(name, val); + return obj; + }, + getRegex: () => { + return new RegExp(regex, opt); + } + }; + return obj; +} + +const nonWordAndColonTest = /[^\w:]/g; +const originIndependentUrl = /^$|^[a-z][a-z0-9+.-]*:|^[?#]/i; + +/** + * @param {boolean} sanitize + * @param {string} base + * @param {string} href + */ +function cleanUrl(sanitize, base, href) { + if (sanitize) { + let prot; + try { + prot = decodeURIComponent(unescape(href)) + .replace(nonWordAndColonTest, '') + .toLowerCase(); + } catch (e) { + return null; + } + if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0 || prot.indexOf('data:') === 0) { + return null; + } + } + if (base && !originIndependentUrl.test(href)) { + href = resolveUrl(base, href); + } + try { + href = encodeURI(href).replace(/%25/g, '%'); + } catch (e) { + return null; + } + return href; +} + +const baseUrls = {}; +const justDomain = /^[^:]+:\/*[^/]*$/; +const protocol = /^([^:]+:)[\s\S]*$/; +const domain = /^([^:]+:\/*[^/]*)[\s\S]*$/; + +/** + * @param {string} base + * @param {string} href + */ +function resolveUrl(base, href) { + if (!baseUrls[' ' + base]) { + // we can ignore everything in base after the last slash of its path component, + // but we might need to add _that_ + // https://tools.ietf.org/html/rfc3986#section-3 + if (justDomain.test(base)) { + baseUrls[' ' + base] = base + '/'; + } else { + baseUrls[' ' + base] = rtrim(base, '/', true); + } + } + base = baseUrls[' ' + base]; + const relativeBase = base.indexOf(':') === -1; + + if (href.substring(0, 2) === '//') { + if (relativeBase) { + return href; + } + return base.replace(protocol, '$1') + href; + } else if (href.charAt(0) === '/') { + if (relativeBase) { + return href; + } + return base.replace(domain, '$1') + href; + } else { + return base + href; + } +} + +const noopTest = { exec: function noopTest() {} }; + +function merge(obj) { + let i = 1, + target, + key; + + for (; i < arguments.length; i++) { + target = arguments[i]; + for (key in target) { + if (Object.prototype.hasOwnProperty.call(target, key)) { + obj[key] = target[key]; + } + } + } + + return obj; +} + +function splitCells(tableRow, count) { + // ensure that every cell-delimiting pipe has a space + // before it to distinguish it from an escaped pipe + const row = tableRow.replace(/\|/g, (match, offset, str) => { + let escaped = false, + curr = offset; + while (--curr >= 0 && str[curr] === '\\') escaped = !escaped; + if (escaped) { + // odd number of slashes means | is escaped + // so we leave it alone + return '|'; + } else { + // add space before unescaped | + return ' |'; + } + }), + cells = row.split(/ \|/); + let i = 0; + + // First/last cell in a row cannot be empty if it has no leading/trailing pipe + if (!cells[0].trim()) { cells.shift(); } + if (cells.length > 0 && !cells[cells.length - 1].trim()) { cells.pop(); } + + if (cells.length > count) { + cells.splice(count); + } else { + while (cells.length < count) cells.push(''); + } + + for (; i < cells.length; i++) { + // leading or trailing whitespace is ignored per the gfm spec + cells[i] = cells[i].trim().replace(/\\\|/g, '|'); + } + return cells; +} + +/** + * Remove trailing 'c's. Equivalent to str.replace(/c*$/, ''). + * /c*$/ is vulnerable to REDOS. + * + * @param {string} str + * @param {string} c + * @param {boolean} invert Remove suffix of non-c chars instead. Default falsey. + */ +function rtrim(str, c, invert) { + const l = str.length; + if (l === 0) { + return ''; + } + + // Length of suffix matching the invert condition. + let suffLen = 0; + + // Step left until we fail to match the invert condition. + while (suffLen < l) { + const currChar = str.charAt(l - suffLen - 1); + if (currChar === c && !invert) { + suffLen++; + } else if (currChar !== c && invert) { + suffLen++; + } else { + break; + } + } + + return str.slice(0, l - suffLen); +} + +function findClosingBracket(str, b) { + if (str.indexOf(b[1]) === -1) { + return -1; + } + const l = str.length; + let level = 0, + i = 0; + for (; i < l; i++) { + if (str[i] === '\\') { + i++; + } else if (str[i] === b[0]) { + level++; + } else if (str[i] === b[1]) { + level--; + if (level < 0) { + return i; + } + } + } + return -1; +} + +function checkSanitizeDeprecation(opt) { + if (opt && opt.sanitize && !opt.silent) { + console.warn('marked(): sanitize and sanitizer parameters are deprecated since version 0.7.0, should not be used and will be removed in the future. Read more here: https://marked.js.org/#/USING_ADVANCED.md#options'); + } +} + +// copied from https://stackoverflow.com/a/5450113/806777 +/** + * @param {string} pattern + * @param {number} count + */ +function repeatString(pattern, count) { + if (count < 1) { + return ''; + } + let result = ''; + while (count > 1) { + if (count & 1) { + result += pattern; + } + count >>= 1; + pattern += pattern; + } + return result + pattern; +} + +function outputLink(cap, link, raw, lexer) { + const href = link.href; + const title = link.title ? escape(link.title) : null; + const text = cap[1].replace(/\\([\[\]])/g, '$1'); + + if (cap[0].charAt(0) !== '!') { + lexer.state.inLink = true; + const token = { + type: 'link', + raw, + href, + title, + text, + tokens: lexer.inlineTokens(text) + }; + lexer.state.inLink = false; + return token; + } + return { + type: 'image', + raw, + href, + title, + text: escape(text) + }; +} + +function indentCodeCompensation(raw, text) { + const matchIndentToCode = raw.match(/^(\s+)(?:```)/); + + if (matchIndentToCode === null) { + return text; + } + + const indentToCode = matchIndentToCode[1]; + + return text + .split('\n') + .map(node => { + const matchIndentInNode = node.match(/^\s+/); + if (matchIndentInNode === null) { + return node; + } + + const [indentInNode] = matchIndentInNode; + + if (indentInNode.length >= indentToCode.length) { + return node.slice(indentToCode.length); + } + + return node; + }) + .join('\n'); +} + +/** + * Tokenizer + */ +class Tokenizer { + constructor(options) { + this.options = options || defaults; + } + + space(src) { + const cap = this.rules.block.newline.exec(src); + if (cap && cap[0].length > 0) { + return { + type: 'space', + raw: cap[0] + }; + } + } + + code(src) { + const cap = this.rules.block.code.exec(src); + if (cap) { + const text = cap[0].replace(/^ {1,4}/gm, ''); + return { + type: 'code', + raw: cap[0], + codeBlockStyle: 'indented', + text: !this.options.pedantic + ? rtrim(text, '\n') + : text + }; + } + } + + fences(src) { + const cap = this.rules.block.fences.exec(src); + if (cap) { + const raw = cap[0]; + const text = indentCodeCompensation(raw, cap[3] || ''); + + return { + type: 'code', + raw, + lang: cap[2] ? cap[2].trim().replace(this.rules.inline._escapes, '$1') : cap[2], + text + }; + } + } + + heading(src) { + const cap = this.rules.block.heading.exec(src); + if (cap) { + let text = cap[2].trim(); + + // remove trailing #s + if (/#$/.test(text)) { + const trimmed = rtrim(text, '#'); + if (this.options.pedantic) { + text = trimmed.trim(); + } else if (!trimmed || / $/.test(trimmed)) { + // CommonMark requires space before trailing #s + text = trimmed.trim(); + } + } + + return { + type: 'heading', + raw: cap[0], + depth: cap[1].length, + text, + tokens: this.lexer.inline(text) + }; + } + } + + hr(src) { + const cap = this.rules.block.hr.exec(src); + if (cap) { + return { + type: 'hr', + raw: cap[0] + }; + } + } + + blockquote(src) { + const cap = this.rules.block.blockquote.exec(src); + if (cap) { + const text = cap[0].replace(/^ *>[ \t]?/gm, ''); + const top = this.lexer.state.top; + this.lexer.state.top = true; + const tokens = this.lexer.blockTokens(text); + this.lexer.state.top = top; + return { + type: 'blockquote', + raw: cap[0], + tokens, + text + }; + } + } + + list(src) { + let cap = this.rules.block.list.exec(src); + if (cap) { + let raw, istask, ischecked, indent, i, blankLine, endsWithBlankLine, + line, nextLine, rawLine, itemContents, endEarly; + + let bull = cap[1].trim(); + const isordered = bull.length > 1; + + const list = { + type: 'list', + raw: '', + ordered: isordered, + start: isordered ? +bull.slice(0, -1) : '', + loose: false, + items: [] + }; + + bull = isordered ? `\\d{1,9}\\${bull.slice(-1)}` : `\\${bull}`; + + if (this.options.pedantic) { + bull = isordered ? bull : '[*+-]'; + } + + // Get next list item + const itemRegex = new RegExp(`^( {0,3}${bull})((?:[\t ][^\\n]*)?(?:\\n|$))`); + + // Check if current bullet point can start a new List Item + while (src) { + endEarly = false; + if (!(cap = itemRegex.exec(src))) { + break; + } + + if (this.rules.block.hr.test(src)) { // End list if bullet was actually HR (possibly move into itemRegex?) + break; + } + + raw = cap[0]; + src = src.substring(raw.length); + + line = cap[2].split('\n', 1)[0].replace(/^\t+/, (t) => ' '.repeat(3 * t.length)); + nextLine = src.split('\n', 1)[0]; + + if (this.options.pedantic) { + indent = 2; + itemContents = line.trimLeft(); + } else { + indent = cap[2].search(/[^ ]/); // Find first non-space char + indent = indent > 4 ? 1 : indent; // Treat indented code blocks (> 4 spaces) as having only 1 indent + itemContents = line.slice(indent); + indent += cap[1].length; + } + + blankLine = false; + + if (!line && /^ *$/.test(nextLine)) { // Items begin with at most one blank line + raw += nextLine + '\n'; + src = src.substring(nextLine.length + 1); + endEarly = true; + } + + if (!endEarly) { + const nextBulletRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}(?:[*+-]|\\d{1,9}[.)])((?:[ \t][^\\n]*)?(?:\\n|$))`); + const hrRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}((?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$)`); + const fencesBeginRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}(?:\`\`\`|~~~)`); + const headingBeginRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}#`); + + // Check if following lines should be included in List Item + while (src) { + rawLine = src.split('\n', 1)[0]; + nextLine = rawLine; + + // Re-align to follow commonmark nesting rules + if (this.options.pedantic) { + nextLine = nextLine.replace(/^ {1,4}(?=( {4})*[^ ])/g, ' '); + } + + // End list item if found code fences + if (fencesBeginRegex.test(nextLine)) { + break; + } + + // End list item if found start of new heading + if (headingBeginRegex.test(nextLine)) { + break; + } + + // End list item if found start of new bullet + if (nextBulletRegex.test(nextLine)) { + break; + } + + // Horizontal rule found + if (hrRegex.test(src)) { + break; + } + + if (nextLine.search(/[^ ]/) >= indent || !nextLine.trim()) { // Dedent if possible + itemContents += '\n' + nextLine.slice(indent); + } else { + // not enough indentation + if (blankLine) { + break; + } + + // paragraph continuation unless last line was a different block level element + if (line.search(/[^ ]/) >= 4) { // indented code block + break; + } + if (fencesBeginRegex.test(line)) { + break; + } + if (headingBeginRegex.test(line)) { + break; + } + if (hrRegex.test(line)) { + break; + } + + itemContents += '\n' + nextLine; + } + + if (!blankLine && !nextLine.trim()) { // Check if current line is blank + blankLine = true; + } + + raw += rawLine + '\n'; + src = src.substring(rawLine.length + 1); + line = nextLine.slice(indent); + } + } + + if (!list.loose) { + // If the previous item ended with a blank line, the list is loose + if (endsWithBlankLine) { + list.loose = true; + } else if (/\n *\n *$/.test(raw)) { + endsWithBlankLine = true; + } + } + + // Check for task list items + if (this.options.gfm) { + istask = /^\[[ xX]\] /.exec(itemContents); + if (istask) { + ischecked = istask[0] !== '[ ] '; + itemContents = itemContents.replace(/^\[[ xX]\] +/, ''); + } + } + + list.items.push({ + type: 'list_item', + raw, + task: !!istask, + checked: ischecked, + loose: false, + text: itemContents + }); + + list.raw += raw; + } + + // Do not consume newlines at end of final item. Alternatively, make itemRegex *start* with any newlines to simplify/speed up endsWithBlankLine logic + list.items[list.items.length - 1].raw = raw.trimRight(); + list.items[list.items.length - 1].text = itemContents.trimRight(); + list.raw = list.raw.trimRight(); + + const l = list.items.length; + + // Item child tokens handled here at end because we needed to have the final item to trim it first + for (i = 0; i < l; i++) { + this.lexer.state.top = false; + list.items[i].tokens = this.lexer.blockTokens(list.items[i].text, []); + + if (!list.loose) { + // Check if list should be loose + const spacers = list.items[i].tokens.filter(t => t.type === 'space'); + const hasMultipleLineBreaks = spacers.length > 0 && spacers.some(t => /\n.*\n/.test(t.raw)); + + list.loose = hasMultipleLineBreaks; + } + } + + // Set all items to loose if list is loose + if (list.loose) { + for (i = 0; i < l; i++) { + list.items[i].loose = true; + } + } + + return list; + } + } + + html(src) { + const cap = this.rules.block.html.exec(src); + if (cap) { + const token = { + type: 'html', + raw: cap[0], + pre: !this.options.sanitizer + && (cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style'), + text: cap[0] + }; + if (this.options.sanitize) { + const text = this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0]); + token.type = 'paragraph'; + token.text = text; + token.tokens = this.lexer.inline(text); + } + return token; + } + } + + def(src) { + const cap = this.rules.block.def.exec(src); + if (cap) { + const tag = cap[1].toLowerCase().replace(/\s+/g, ' '); + const href = cap[2] ? cap[2].replace(/^<(.*)>$/, '$1').replace(this.rules.inline._escapes, '$1') : ''; + const title = cap[3] ? cap[3].substring(1, cap[3].length - 1).replace(this.rules.inline._escapes, '$1') : cap[3]; + return { + type: 'def', + tag, + raw: cap[0], + href, + title + }; + } + } + + table(src) { + const cap = this.rules.block.table.exec(src); + if (cap) { + const item = { + type: 'table', + header: splitCells(cap[1]).map(c => { return { text: c }; }), + align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */), + rows: cap[3] && cap[3].trim() ? cap[3].replace(/\n[ \t]*$/, '').split('\n') : [] + }; + + if (item.header.length === item.align.length) { + item.raw = cap[0]; + + let l = item.align.length; + let i, j, k, row; + for (i = 0; i < l; i++) { + if (/^ *-+: *$/.test(item.align[i])) { + item.align[i] = 'right'; + } else if (/^ *:-+: *$/.test(item.align[i])) { + item.align[i] = 'center'; + } else if (/^ *:-+ *$/.test(item.align[i])) { + item.align[i] = 'left'; + } else { + item.align[i] = null; + } + } + + l = item.rows.length; + for (i = 0; i < l; i++) { + item.rows[i] = splitCells(item.rows[i], item.header.length).map(c => { return { text: c }; }); + } + + // parse child tokens inside headers and cells + + // header child tokens + l = item.header.length; + for (j = 0; j < l; j++) { + item.header[j].tokens = this.lexer.inline(item.header[j].text); + } + + // cell child tokens + l = item.rows.length; + for (j = 0; j < l; j++) { + row = item.rows[j]; + for (k = 0; k < row.length; k++) { + row[k].tokens = this.lexer.inline(row[k].text); + } + } + + return item; + } + } + } + + lheading(src) { + const cap = this.rules.block.lheading.exec(src); + if (cap) { + return { + type: 'heading', + raw: cap[0], + depth: cap[2].charAt(0) === '=' ? 1 : 2, + text: cap[1], + tokens: this.lexer.inline(cap[1]) + }; + } + } + + paragraph(src) { + const cap = this.rules.block.paragraph.exec(src); + if (cap) { + const text = cap[1].charAt(cap[1].length - 1) === '\n' + ? cap[1].slice(0, -1) + : cap[1]; + return { + type: 'paragraph', + raw: cap[0], + text, + tokens: this.lexer.inline(text) + }; + } + } + + text(src) { + const cap = this.rules.block.text.exec(src); + if (cap) { + return { + type: 'text', + raw: cap[0], + text: cap[0], + tokens: this.lexer.inline(cap[0]) + }; + } + } + + escape(src) { + const cap = this.rules.inline.escape.exec(src); + if (cap) { + return { + type: 'escape', + raw: cap[0], + text: escape(cap[1]) + }; + } + } + + tag(src) { + const cap = this.rules.inline.tag.exec(src); + if (cap) { + if (!this.lexer.state.inLink && /^    /i.test(cap[0])) { + this.lexer.state.inLink = false; + } + if (!this.lexer.state.inRawBlock && /^<(pre|code|kbd|script)(\s|>)/i.test(cap[0])) { + this.lexer.state.inRawBlock = true; + } else if (this.lexer.state.inRawBlock && /^<\/(pre|code|kbd|script)(\s|>)/i.test(cap[0])) { + this.lexer.state.inRawBlock = false; + } + + return { + type: this.options.sanitize + ? 'text' + : 'html', + raw: cap[0], + inLink: this.lexer.state.inLink, + inRawBlock: this.lexer.state.inRawBlock, + text: this.options.sanitize + ? (this.options.sanitizer + ? this.options.sanitizer(cap[0]) + : escape(cap[0])) + : cap[0] + }; + } + } + + link(src) { + const cap = this.rules.inline.link.exec(src); + if (cap) { + const trimmedUrl = cap[2].trim(); + if (!this.options.pedantic && /^$/.test(trimmedUrl))) { + return; + } + + // ending angle bracket cannot be escaped + const rtrimSlash = rtrim(trimmedUrl.slice(0, -1), '\\'); + if ((trimmedUrl.length - rtrimSlash.length) % 2 === 0) { + return; + } + } else { + // find closing parenthesis + const lastParenIndex = findClosingBracket(cap[2], '()'); + if (lastParenIndex > -1) { + const start = cap[0].indexOf('!') === 0 ? 5 : 4; + const linkLen = start + cap[1].length + lastParenIndex; + cap[2] = cap[2].substring(0, lastParenIndex); + cap[0] = cap[0].substring(0, linkLen).trim(); + cap[3] = ''; + } + } + let href = cap[2]; + let title = ''; + if (this.options.pedantic) { + // split pedantic href and title + const link = /^([^'"]*[^\s])\s+(['"])(.*)\2/.exec(href); + + if (link) { + href = link[1]; + title = link[3]; + } + } else { + title = cap[3] ? cap[3].slice(1, -1) : ''; + } + + href = href.trim(); + if (/^$/.test(trimmedUrl))) { + // pedantic allows starting angle bracket without ending angle bracket + href = href.slice(1); + } else { + href = href.slice(1, -1); + } + } + return outputLink(cap, { + href: href ? href.replace(this.rules.inline._escapes, '$1') : href, + title: title ? title.replace(this.rules.inline._escapes, '$1') : title + }, cap[0], this.lexer); + } + } + + reflink(src, links) { + let cap; + if ((cap = this.rules.inline.reflink.exec(src)) + || (cap = this.rules.inline.nolink.exec(src))) { + let link = (cap[2] || cap[1]).replace(/\s+/g, ' '); + link = links[link.toLowerCase()]; + if (!link) { + const text = cap[0].charAt(0); + return { + type: 'text', + raw: text, + text + }; + } + return outputLink(cap, link, cap[0], this.lexer); + } + } + + emStrong(src, maskedSrc, prevChar = '') { + let match = this.rules.inline.emStrong.lDelim.exec(src); + if (!match) return; + + // _ can't be between two alphanumerics. \p{L}\p{N} includes non-english alphabet/numbers as well + if (match[3] && prevChar.match(/[\p{L}\p{N}]/u)) return; + + const nextChar = match[1] || match[2] || ''; + + if (!nextChar || (nextChar && (prevChar === '' || this.rules.inline.punctuation.exec(prevChar)))) { + const lLength = match[0].length - 1; + let rDelim, rLength, delimTotal = lLength, midDelimTotal = 0; + + const endReg = match[0][0] === '*' ? this.rules.inline.emStrong.rDelimAst : this.rules.inline.emStrong.rDelimUnd; + endReg.lastIndex = 0; + + // Clip maskedSrc to same section of string as src (move to lexer?) + maskedSrc = maskedSrc.slice(-1 * src.length + lLength); + + while ((match = endReg.exec(maskedSrc)) != null) { + rDelim = match[1] || match[2] || match[3] || match[4] || match[5] || match[6]; + + if (!rDelim) continue; // skip single * in __abc*abc__ + + rLength = rDelim.length; + + if (match[3] || match[4]) { // found another Left Delim + delimTotal += rLength; + continue; + } else if (match[5] || match[6]) { // either Left or Right Delim + if (lLength % 3 && !((lLength + rLength) % 3)) { + midDelimTotal += rLength; + continue; // CommonMark Emphasis Rules 9-10 + } + } + + delimTotal -= rLength; + + if (delimTotal > 0) continue; // Haven't found enough closing delimiters + + // Remove extra characters. *a*** -> *a* + rLength = Math.min(rLength, rLength + delimTotal + midDelimTotal); + + const raw = src.slice(0, lLength + match.index + (match[0].length - rDelim.length) + rLength); + + // Create `em` if smallest delimiter has odd char count. *a*** + if (Math.min(lLength, rLength) % 2) { + const text = raw.slice(1, -1); + return { + type: 'em', + raw, + text, + tokens: this.lexer.inlineTokens(text) + }; + } + + // Create 'strong' if smallest delimiter has even char count. **a*** + const text = raw.slice(2, -2); + return { + type: 'strong', + raw, + text, + tokens: this.lexer.inlineTokens(text) + }; + } + } + } + + codespan(src) { + const cap = this.rules.inline.code.exec(src); + if (cap) { + let text = cap[2].replace(/\n/g, ' '); + const hasNonSpaceChars = /[^ ]/.test(text); + const hasSpaceCharsOnBothEnds = /^ /.test(text) && / $/.test(text); + if (hasNonSpaceChars && hasSpaceCharsOnBothEnds) { + text = text.substring(1, text.length - 1); + } + text = escape(text, true); + return { + type: 'codespan', + raw: cap[0], + text + }; + } + } + + br(src) { + const cap = this.rules.inline.br.exec(src); + if (cap) { + return { + type: 'br', + raw: cap[0] + }; + } + } + + del(src) { + const cap = this.rules.inline.del.exec(src); + if (cap) { + return { + type: 'del', + raw: cap[0], + text: cap[2], + tokens: this.lexer.inlineTokens(cap[2]) + }; + } + } + + autolink(src, mangle) { + const cap = this.rules.inline.autolink.exec(src); + if (cap) { + let text, href; + if (cap[2] === '@') { + text = escape(this.options.mangle ? mangle(cap[1]) : cap[1]); + href = 'mailto:' + text; + } else { + text = escape(cap[1]); + href = text; + } + + return { + type: 'link', + raw: cap[0], + text, + href, + tokens: [ + { + type: 'text', + raw: text, + text + } + ] + }; + } + } + + url(src, mangle) { + let cap; + if (cap = this.rules.inline.url.exec(src)) { + let text, href; + if (cap[2] === '@') { + text = escape(this.options.mangle ? mangle(cap[0]) : cap[0]); + href = 'mailto:' + text; + } else { + // do extended autolink path validation + let prevCapZero; + do { + prevCapZero = cap[0]; + cap[0] = this.rules.inline._backpedal.exec(cap[0])[0]; + } while (prevCapZero !== cap[0]); + text = escape(cap[0]); + if (cap[1] === 'www.') { + href = 'http://' + cap[0]; + } else { + href = cap[0]; + } + } + return { + type: 'link', + raw: cap[0], + text, + href, + tokens: [ + { + type: 'text', + raw: text, + text + } + ] + }; + } + } + + inlineText(src, smartypants) { + const cap = this.rules.inline.text.exec(src); + if (cap) { + let text; + if (this.lexer.state.inRawBlock) { + text = this.options.sanitize ? (this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0])) : cap[0]; + } else { + text = escape(this.options.smartypants ? smartypants(cap[0]) : cap[0]); + } + return { + type: 'text', + raw: cap[0], + text + }; + } + } +} + +/** + * Block-Level Grammar + */ +const block = { + newline: /^(?: *(?:\n|$))+/, + code: /^( {4}[^\n]+(?:\n(?: *(?:\n|$))*)?)+/, + fences: /^ {0,3}(`{3,}(?=[^`\n]*\n)|~{3,})([^\n]*)\n(?:|([\s\S]*?)\n)(?: {0,3}\1[~`]* *(?=\n|$)|$)/, + hr: /^ {0,3}((?:-[\t ]*){3,}|(?:_[ \t]*){3,}|(?:\*[ \t]*){3,})(?:\n+|$)/, + heading: /^ {0,3}(#{1,6})(?=\s|$)(.*)(?:\n+|$)/, + blockquote: /^( {0,3}> ?(paragraph|[^\n]*)(?:\n|$))+/, + list: /^( {0,3}bull)([ \t][^\n]+?)?(?:\n|$)/, + html: '^ {0,3}(?:' // optional indentation + + '<(script|pre|style|textarea)[\\s>][\\s\\S]*?(?:[^\\n]*\\n+|$)' // (1) + + '|comment[^\\n]*(\\n+|$)' // (2) + + '|<\\?[\\s\\S]*?(?:\\?>\\n*|$)' // (3) + + '|\\n*|$)' // (4) + + '|\\n*|$)' // (5) + + '|)[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (6) + + '|<(?!script|pre|style|textarea)([a-z][\\w-]*)(?:attribute)*? */?>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (7) open tag + + '|(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (7) closing tag + + ')', + def: /^ {0,3}\[(label)\]: *(?:\n *)?([^<\s][^\s]*|<.*?>)(?:(?: +(?:\n *)?| *\n *)(title))? *(?:\n+|$)/, + table: noopTest, + lheading: /^((?:.|\n(?!\n))+?)\n {0,3}(=+|-+) *(?:\n+|$)/, + // regex template, placeholders will be replaced according to different paragraph + // interruption rules of commonmark and the original markdown spec: + _paragraph: /^([^\n]+(?:\n(?!hr|heading|lheading|blockquote|fences|list|html|table| +\n)[^\n]+)*)/, + text: /^[^\n]+/ +}; + +block._label = /(?!\s*\])(?:\\.|[^\[\]\\])+/; +block._title = /(?:"(?:\\"?|[^"\\])*"|'[^'\n]*(?:\n[^'\n]+)*\n?'|\([^()]*\))/; +block.def = edit(block.def) + .replace('label', block._label) + .replace('title', block._title) + .getRegex(); + +block.bullet = /(?:[*+-]|\d{1,9}[.)])/; +block.listItemStart = edit(/^( *)(bull) */) + .replace('bull', block.bullet) + .getRegex(); + +block.list = edit(block.list) + .replace(/bull/g, block.bullet) + .replace('hr', '\\n+(?=\\1?(?:(?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$))') + .replace('def', '\\n+(?=' + block.def.source + ')') + .getRegex(); + +block._tag = 'address|article|aside|base|basefont|blockquote|body|caption' + + '|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption' + + '|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe' + + '|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option' + + '|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr' + + '|track|ul'; +block._comment = /|$)/; +block.html = edit(block.html, 'i') + .replace('comment', block._comment) + .replace('tag', block._tag) + .replace('attribute', / +[a-zA-Z:_][\w.:-]*(?: *= *"[^"\n]*"| *= *'[^'\n]*'| *= *[^\s"'=<>`]+)?/) + .getRegex(); + +block.paragraph = edit(block._paragraph) + .replace('hr', block.hr) + .replace('heading', ' {0,3}#{1,6} ') + .replace('|lheading', '') // setex headings don't interrupt commonmark paragraphs + .replace('|table', '') + .replace('blockquote', ' {0,3}>') + .replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n') + .replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt + .replace('html', ')|<(?:script|pre|style|textarea|!--)') + .replace('tag', block._tag) // pars can be interrupted by type (6) html blocks + .getRegex(); + +block.blockquote = edit(block.blockquote) + .replace('paragraph', block.paragraph) + .getRegex(); + +/** + * Normal Block Grammar + */ + +block.normal = merge({}, block); + +/** + * GFM Block Grammar + */ + +block.gfm = merge({}, block.normal, { + table: '^ *([^\\n ].*\\|.*)\\n' // Header + + ' {0,3}(?:\\| *)?(:?-+:? *(?:\\| *:?-+:? *)*)(?:\\| *)?' // Align + + '(?:\\n((?:(?! *\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)' // Cells +}); + +block.gfm.table = edit(block.gfm.table) + .replace('hr', block.hr) + .replace('heading', ' {0,3}#{1,6} ') + .replace('blockquote', ' {0,3}>') + .replace('code', ' {4}[^\\n]') + .replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n') + .replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt + .replace('html', ')|<(?:script|pre|style|textarea|!--)') + .replace('tag', block._tag) // tables can be interrupted by type (6) html blocks + .getRegex(); + +block.gfm.paragraph = edit(block._paragraph) + .replace('hr', block.hr) + .replace('heading', ' {0,3}#{1,6} ') + .replace('|lheading', '') // setex headings don't interrupt commonmark paragraphs + .replace('table', block.gfm.table) // interrupt paragraphs with table + .replace('blockquote', ' {0,3}>') + .replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n') + .replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt + .replace('html', ')|<(?:script|pre|style|textarea|!--)') + .replace('tag', block._tag) // pars can be interrupted by type (6) html blocks + .getRegex(); +/** + * Pedantic grammar (original John Gruber's loose markdown specification) + */ + +block.pedantic = merge({}, block.normal, { + html: edit( + '^ *(?:comment *(?:\\n|\\s*$)' + + '|<(tag)[\\s\\S]+? *(?:\\n{2,}|\\s*$)' // closed tag + + '|\\s]*)*?/?> *(?:\\n{2,}|\\s*$))') + .replace('comment', block._comment) + .replace(/tag/g, '(?!(?:' + + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code|var|samp|kbd|sub' + + '|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo|span|br|wbr|ins|del|img)' + + '\\b)\\w+(?!:|[^\\w\\s@]*@)\\b') + .getRegex(), + def: /^ *\[([^\]]+)\]: *]+)>?(?: +(["(][^\n]+[")]))? *(?:\n+|$)/, + heading: /^(#{1,6})(.*)(?:\n+|$)/, + fences: noopTest, // fences not supported + lheading: /^(.+?)\n {0,3}(=+|-+) *(?:\n+|$)/, + paragraph: edit(block.normal._paragraph) + .replace('hr', block.hr) + .replace('heading', ' *#{1,6} *[^\n]') + .replace('lheading', block.lheading) + .replace('blockquote', ' {0,3}>') + .replace('|fences', '') + .replace('|list', '') + .replace('|html', '') + .getRegex() +}); + +/** + * Inline-Level Grammar + */ +const inline = { + escape: /^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/, + autolink: /^<(scheme:[^\s\x00-\x1f<>]*|email)>/, + url: noopTest, + tag: '^comment' + + '|^' // self-closing tag + + '|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>' // open tag + + '|^<\\?[\\s\\S]*?\\?>' // processing instruction, e.g. + + '|^' // declaration, e.g. + + '|^', // CDATA section + link: /^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/, + reflink: /^!?\[(label)\]\[(ref)\]/, + nolink: /^!?\[(ref)\](?:\[\])?/, + reflinkSearch: 'reflink|nolink(?!\\()', + emStrong: { + lDelim: /^(?:\*+(?:([punct_])|[^\s*]))|^_+(?:([punct*])|([^\s_]))/, + // (1) and (2) can only be a Right Delimiter. (3) and (4) can only be Left. (5) and (6) can be either Left or Right. + // () Skip orphan inside strong () Consume to delim (1) #*** (2) a***#, a*** (3) #***a, ***a (4) ***# (5) #***# (6) a***a + rDelimAst: /^(?:[^_*\\]|\\.)*?\_\_(?:[^_*\\]|\\.)*?\*(?:[^_*\\]|\\.)*?(?=\_\_)|(?:[^*\\]|\\.)+(?=[^*])|[punct_](\*+)(?=[\s]|$)|(?:[^punct*_\s\\]|\\.)(\*+)(?=[punct_\s]|$)|[punct_\s](\*+)(?=[^punct*_\s])|[\s](\*+)(?=[punct_])|[punct_](\*+)(?=[punct_])|(?:[^punct*_\s\\]|\\.)(\*+)(?=[^punct*_\s])/, + rDelimUnd: /^(?:[^_*\\]|\\.)*?\*\*(?:[^_*\\]|\\.)*?\_(?:[^_*\\]|\\.)*?(?=\*\*)|(?:[^_\\]|\\.)+(?=[^_])|[punct*](\_+)(?=[\s]|$)|(?:[^punct*_\s\\]|\\.)(\_+)(?=[punct*\s]|$)|[punct*\s](\_+)(?=[^punct*_\s])|[\s](\_+)(?=[punct*])|[punct*](\_+)(?=[punct*])/ // ^- Not allowed for _ + }, + code: /^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/, + br: /^( {2,}|\\)\n(?!\s*$)/, + del: noopTest, + text: /^(`+|[^`])(?:(?= {2,}\n)|[\s\S]*?(?:(?=[\\?@\\[\\]`^{|}~'; +inline.punctuation = edit(inline.punctuation).replace(/punctuation/g, inline._punctuation).getRegex(); + +// sequences em should skip over [title](link), `code`, +inline.blockSkip = /\[[^\]]*?\]\([^\)]*?\)|`[^`]*?`|<[^>]*?>/g; +// lookbehind is not available on Safari as of version 16 +// inline.escapedEmSt = /(?<=(?:^|[^\\)(?:\\[^])*)\\[*_]/g; +inline.escapedEmSt = /(?:^|[^\\])(?:\\\\)*\\[*_]/g; + +inline._comment = edit(block._comment).replace('(?:-->|$)', '-->').getRegex(); + +inline.emStrong.lDelim = edit(inline.emStrong.lDelim) + .replace(/punct/g, inline._punctuation) + .getRegex(); + +inline.emStrong.rDelimAst = edit(inline.emStrong.rDelimAst, 'g') + .replace(/punct/g, inline._punctuation) + .getRegex(); + +inline.emStrong.rDelimUnd = edit(inline.emStrong.rDelimUnd, 'g') + .replace(/punct/g, inline._punctuation) + .getRegex(); + +inline._escapes = /\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/g; + +inline._scheme = /[a-zA-Z][a-zA-Z0-9+.-]{1,31}/; +inline._email = /[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+(@)[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+(?![-_])/; +inline.autolink = edit(inline.autolink) + .replace('scheme', inline._scheme) + .replace('email', inline._email) + .getRegex(); + +inline._attribute = /\s+[a-zA-Z:_][\w.:-]*(?:\s*=\s*"[^"]*"|\s*=\s*'[^']*'|\s*=\s*[^\s"'=<>`]+)?/; + +inline.tag = edit(inline.tag) + .replace('comment', inline._comment) + .replace('attribute', inline._attribute) + .getRegex(); + +inline._label = /(?:\[(?:\\.|[^\[\]\\])*\]|\\.|`[^`]*`|[^\[\]\\`])*?/; +inline._href = /<(?:\\.|[^\n<>\\])+>|[^\s\x00-\x1f]*/; +inline._title = /"(?:\\"?|[^"\\])*"|'(?:\\'?|[^'\\])*'|\((?:\\\)?|[^)\\])*\)/; + +inline.link = edit(inline.link) + .replace('label', inline._label) + .replace('href', inline._href) + .replace('title', inline._title) + .getRegex(); + +inline.reflink = edit(inline.reflink) + .replace('label', inline._label) + .replace('ref', block._label) + .getRegex(); + +inline.nolink = edit(inline.nolink) + .replace('ref', block._label) + .getRegex(); + +inline.reflinkSearch = edit(inline.reflinkSearch, 'g') + .replace('reflink', inline.reflink) + .replace('nolink', inline.nolink) + .getRegex(); + +/** + * Normal Inline Grammar + */ + +inline.normal = merge({}, inline); + +/** + * Pedantic Inline Grammar + */ + +inline.pedantic = merge({}, inline.normal, { + strong: { + start: /^__|\*\*/, + middle: /^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/, + endAst: /\*\*(?!\*)/g, + endUnd: /__(?!_)/g + }, + em: { + start: /^_|\*/, + middle: /^()\*(?=\S)([\s\S]*?\S)\*(?!\*)|^_(?=\S)([\s\S]*?\S)_(?!_)/, + endAst: /\*(?!\*)/g, + endUnd: /_(?!_)/g + }, + link: edit(/^!?\[(label)\]\((.*?)\)/) + .replace('label', inline._label) + .getRegex(), + reflink: edit(/^!?\[(label)\]\s*\[([^\]]*)\]/) + .replace('label', inline._label) + .getRegex() +}); + +/** + * GFM Inline Grammar + */ + +inline.gfm = merge({}, inline.normal, { + escape: edit(inline.escape).replace('])', '~|])').getRegex(), + _extended_email: /[A-Za-z0-9._+-]+(@)[a-zA-Z0-9-_]+(?:\.[a-zA-Z0-9-_]*[a-zA-Z0-9])+(?![-_])/, + url: /^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/, + _backpedal: /(?:[^?!.,:;*_'"~()&]+|\([^)]*\)|&(?![a-zA-Z0-9]+;$)|[?!.,:;*_'"~)]+(?!$))+/, + del: /^(~~?)(?=[^\s~])([\s\S]*?[^\s~])\1(?=[^~]|$)/, + text: /^([`~]+|[^`~])(?:(?= {2,}\n)|(?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)|[\s\S]*?(?:(?=[\\ 0.5) { + ch = 'x' + ch.toString(16); + } + out += '&#' + ch + ';'; + } + + return out; +} + +/** + * Block Lexer + */ +class Lexer { + constructor(options) { + this.tokens = []; + this.tokens.links = Object.create(null); + this.options = options || defaults; + this.options.tokenizer = this.options.tokenizer || new Tokenizer(); + this.tokenizer = this.options.tokenizer; + this.tokenizer.options = this.options; + this.tokenizer.lexer = this; + this.inlineQueue = []; + this.state = { + inLink: false, + inRawBlock: false, + top: true + }; + + const rules = { + block: block.normal, + inline: inline.normal + }; + + if (this.options.pedantic) { + rules.block = block.pedantic; + rules.inline = inline.pedantic; + } else if (this.options.gfm) { + rules.block = block.gfm; + if (this.options.breaks) { + rules.inline = inline.breaks; + } else { + rules.inline = inline.gfm; + } + } + this.tokenizer.rules = rules; + } + + /** + * Expose Rules + */ + static get rules() { + return { + block, + inline + }; + } + + /** + * Static Lex Method + */ + static lex(src, options) { + const lexer = new Lexer(options); + return lexer.lex(src); + } + + /** + * Static Lex Inline Method + */ + static lexInline(src, options) { + const lexer = new Lexer(options); + return lexer.inlineTokens(src); + } + + /** + * Preprocessing + */ + lex(src) { + src = src + .replace(/\r\n|\r/g, '\n'); + + this.blockTokens(src, this.tokens); + + let next; + while (next = this.inlineQueue.shift()) { + this.inlineTokens(next.src, next.tokens); + } + + return this.tokens; + } + + /** + * Lexing + */ + blockTokens(src, tokens = []) { + if (this.options.pedantic) { + src = src.replace(/\t/g, ' ').replace(/^ +$/gm, ''); + } else { + src = src.replace(/^( *)(\t+)/gm, (_, leading, tabs) => { + return leading + ' '.repeat(tabs.length); + }); + } + + let token, lastToken, cutSrc, lastParagraphClipped; + + while (src) { + if (this.options.extensions + && this.options.extensions.block + && this.options.extensions.block.some((extTokenizer) => { + if (token = extTokenizer.call({ lexer: this }, src, tokens)) { + src = src.substring(token.raw.length); + tokens.push(token); + return true; + } + return false; + })) { + continue; + } + + // newline + if (token = this.tokenizer.space(src)) { + src = src.substring(token.raw.length); + if (token.raw.length === 1 && tokens.length > 0) { + // if there's a single \n as a spacer, it's terminating the last line, + // so move it there so that we don't get unecessary paragraph tags + tokens[tokens.length - 1].raw += '\n'; + } else { + tokens.push(token); + } + continue; + } + + // code + if (token = this.tokenizer.code(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + // An indented code block cannot interrupt a paragraph. + if (lastToken && (lastToken.type === 'paragraph' || lastToken.type === 'text')) { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.text; + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } else { + tokens.push(token); + } + continue; + } + + // fences + if (token = this.tokenizer.fences(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // heading + if (token = this.tokenizer.heading(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // hr + if (token = this.tokenizer.hr(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // blockquote + if (token = this.tokenizer.blockquote(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // list + if (token = this.tokenizer.list(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // html + if (token = this.tokenizer.html(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // def + if (token = this.tokenizer.def(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && (lastToken.type === 'paragraph' || lastToken.type === 'text')) { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.raw; + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } else if (!this.tokens.links[token.tag]) { + this.tokens.links[token.tag] = { + href: token.href, + title: token.title + }; + } + continue; + } + + // table (gfm) + if (token = this.tokenizer.table(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // lheading + if (token = this.tokenizer.lheading(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // top-level paragraph + // prevent paragraph consuming extensions by clipping 'src' to extension start + cutSrc = src; + if (this.options.extensions && this.options.extensions.startBlock) { + let startIndex = Infinity; + const tempSrc = src.slice(1); + let tempStart; + this.options.extensions.startBlock.forEach(function(getStartIndex) { + tempStart = getStartIndex.call({ lexer: this }, tempSrc); + if (typeof tempStart === 'number' && tempStart >= 0) { startIndex = Math.min(startIndex, tempStart); } + }); + if (startIndex < Infinity && startIndex >= 0) { + cutSrc = src.substring(0, startIndex + 1); + } + } + if (this.state.top && (token = this.tokenizer.paragraph(cutSrc))) { + lastToken = tokens[tokens.length - 1]; + if (lastParagraphClipped && lastToken.type === 'paragraph') { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.text; + this.inlineQueue.pop(); + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } else { + tokens.push(token); + } + lastParagraphClipped = (cutSrc.length !== src.length); + src = src.substring(token.raw.length); + continue; + } + + // text + if (token = this.tokenizer.text(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && lastToken.type === 'text') { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.text; + this.inlineQueue.pop(); + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } else { + tokens.push(token); + } + continue; + } + + if (src) { + const errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0); + if (this.options.silent) { + console.error(errMsg); + break; + } else { + throw new Error(errMsg); + } + } + } + + this.state.top = true; + return tokens; + } + + inline(src, tokens = []) { + this.inlineQueue.push({ src, tokens }); + return tokens; + } + + /** + * Lexing/Compiling + */ + inlineTokens(src, tokens = []) { + let token, lastToken, cutSrc; + + // String with links masked to avoid interference with em and strong + let maskedSrc = src; + let match; + let keepPrevChar, prevChar; + + // Mask out reflinks + if (this.tokens.links) { + const links = Object.keys(this.tokens.links); + if (links.length > 0) { + while ((match = this.tokenizer.rules.inline.reflinkSearch.exec(maskedSrc)) != null) { + if (links.includes(match[0].slice(match[0].lastIndexOf('[') + 1, -1))) { + maskedSrc = maskedSrc.slice(0, match.index) + '[' + repeatString('a', match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex); + } + } + } + } + // Mask out other blocks + while ((match = this.tokenizer.rules.inline.blockSkip.exec(maskedSrc)) != null) { + maskedSrc = maskedSrc.slice(0, match.index) + '[' + repeatString('a', match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.blockSkip.lastIndex); + } + + // Mask out escaped em & strong delimiters + while ((match = this.tokenizer.rules.inline.escapedEmSt.exec(maskedSrc)) != null) { + maskedSrc = maskedSrc.slice(0, match.index + match[0].length - 2) + '++' + maskedSrc.slice(this.tokenizer.rules.inline.escapedEmSt.lastIndex); + this.tokenizer.rules.inline.escapedEmSt.lastIndex--; + } + + while (src) { + if (!keepPrevChar) { + prevChar = ''; + } + keepPrevChar = false; + + // extensions + if (this.options.extensions + && this.options.extensions.inline + && this.options.extensions.inline.some((extTokenizer) => { + if (token = extTokenizer.call({ lexer: this }, src, tokens)) { + src = src.substring(token.raw.length); + tokens.push(token); + return true; + } + return false; + })) { + continue; + } + + // escape + if (token = this.tokenizer.escape(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // tag + if (token = this.tokenizer.tag(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && token.type === 'text' && lastToken.type === 'text') { + lastToken.raw += token.raw; + lastToken.text += token.text; + } else { + tokens.push(token); + } + continue; + } + + // link + if (token = this.tokenizer.link(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // reflink, nolink + if (token = this.tokenizer.reflink(src, this.tokens.links)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && token.type === 'text' && lastToken.type === 'text') { + lastToken.raw += token.raw; + lastToken.text += token.text; + } else { + tokens.push(token); + } + continue; + } + + // em & strong + if (token = this.tokenizer.emStrong(src, maskedSrc, prevChar)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // code + if (token = this.tokenizer.codespan(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // br + if (token = this.tokenizer.br(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // del (gfm) + if (token = this.tokenizer.del(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // autolink + if (token = this.tokenizer.autolink(src, mangle)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // url (gfm) + if (!this.state.inLink && (token = this.tokenizer.url(src, mangle))) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // text + // prevent inlineText consuming extensions by clipping 'src' to extension start + cutSrc = src; + if (this.options.extensions && this.options.extensions.startInline) { + let startIndex = Infinity; + const tempSrc = src.slice(1); + let tempStart; + this.options.extensions.startInline.forEach(function(getStartIndex) { + tempStart = getStartIndex.call({ lexer: this }, tempSrc); + if (typeof tempStart === 'number' && tempStart >= 0) { startIndex = Math.min(startIndex, tempStart); } + }); + if (startIndex < Infinity && startIndex >= 0) { + cutSrc = src.substring(0, startIndex + 1); + } + } + if (token = this.tokenizer.inlineText(cutSrc, smartypants)) { + src = src.substring(token.raw.length); + if (token.raw.slice(-1) !== '_') { // Track prevChar before string of ____ started + prevChar = token.raw.slice(-1); + } + keepPrevChar = true; + lastToken = tokens[tokens.length - 1]; + if (lastToken && lastToken.type === 'text') { + lastToken.raw += token.raw; + lastToken.text += token.text; + } else { + tokens.push(token); + } + continue; + } + + if (src) { + const errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0); + if (this.options.silent) { + console.error(errMsg); + break; + } else { + throw new Error(errMsg); + } + } + } + + return tokens; + } +} + +/** + * Renderer + */ +class Renderer { + constructor(options) { + this.options = options || defaults; + } + + code(code, infostring, escaped) { + const lang = (infostring || '').match(/\S*/)[0]; + if (this.options.highlight) { + const out = this.options.highlight(code, lang); + if (out != null && out !== code) { + escaped = true; + code = out; + } + } + + code = code.replace(/\n$/, '') + '\n'; + + if (!lang) { + return '
    '
+        + (escaped ? code : escape(code, true))
+        + '
    \n'; + } + + return '
    '
+      + (escaped ? code : escape(code, true))
+      + '
    \n'; + } + + /** + * @param {string} quote + */ + blockquote(quote) { + return `
    \n${quote}
    \n`; + } + + html(html) { + return html; + } + + /** + * @param {string} text + * @param {string} level + * @param {string} raw + * @param {any} slugger + */ + heading(text, level, raw, slugger) { + if (this.options.headerIds) { + const id = this.options.headerPrefix + slugger.slug(raw); + return `${text}\n`; + } + + // ignore IDs + return `${text}\n`; + } + + hr() { + return this.options.xhtml ? '
    \n' : '
    \n'; + } + + list(body, ordered, start) { + const type = ordered ? 'ol' : 'ul', + startatt = (ordered && start !== 1) ? (' start="' + start + '"') : ''; + return '<' + type + startatt + '>\n' + body + '\n'; + } + + /** + * @param {string} text + */ + listitem(text) { + return `
  • ${text}
    • \n`; + } + + checkbox(checked) { + return ' '; + } + + /** + * @param {string} text + */ + paragraph(text) { + return `

    ${text}

    \n`; + } + + /** + * @param {string} header + * @param {string} body + */ + table(header, body) { + if (body) body = `${body}`; + + return '\n' + + '\n' + + header + + '\n' + + body + + '
    \n'; + } + + /** + * @param {string} content + */ + tablerow(content) { + return `\n${content}\n`; + } + + tablecell(content, flags) { + const type = flags.header ? 'th' : 'td'; + const tag = flags.align + ? `<${type} align="${flags.align}">` + : `<${type}>`; + return tag + content + `\n`; + } + + /** + * span level renderer + * @param {string} text + */ + strong(text) { + return `${text}`; + } + + /** + * @param {string} text + */ + em(text) { + return `${text}`; + } + + /** + * @param {string} text + */ + codespan(text) { + return `${text}`; + } + + br() { + return this.options.xhtml ? '
    ' : '
    '; + } + + /** + * @param {string} text + */ + del(text) { + return `${text}`; + } + + /** + * @param {string} href + * @param {string} title + * @param {string} text + */ + link(href, title, text) { + href = cleanUrl(this.options.sanitize, this.options.baseUrl, href); + if (href === null) { + return text; + } + let out = '    '; + return out; + } + + /** + * @param {string} href + * @param {string} title + * @param {string} text + */ + image(href, title, text) { + href = cleanUrl(this.options.sanitize, this.options.baseUrl, href); + if (href === null) { + return text; + } + + let out = `${text}' : '>'; + return out; + } + + text(text) { + return text; + } +} + +/** + * TextRenderer + * returns only the textual part of the token + */ +class TextRenderer { + // no need for block level renderers + strong(text) { + return text; + } + + em(text) { + return text; + } + + codespan(text) { + return text; + } + + del(text) { + return text; + } + + html(text) { + return text; + } + + text(text) { + return text; + } + + link(href, title, text) { + return '' + text; + } + + image(href, title, text) { + return '' + text; + } + + br() { + return ''; + } +} + +/** + * Slugger generates header id + */ +class Slugger { + constructor() { + this.seen = {}; + } + + /** + * @param {string} value + */ + serialize(value) { + return value + .toLowerCase() + .trim() + // remove html tags + .replace(/<[!\/a-z].*?>/ig, '') + // remove unwanted chars + .replace(/[\u2000-\u206F\u2E00-\u2E7F\\'!"#$%&()*+,./:;<=>?@[\]^`{|}~]/g, '') + .replace(/\s/g, '-'); + } + + /** + * Finds the next safe (unique) slug to use + * @param {string} originalSlug + * @param {boolean} isDryRun + */ + getNextSafeSlug(originalSlug, isDryRun) { + let slug = originalSlug; + let occurenceAccumulator = 0; + if (this.seen.hasOwnProperty(slug)) { + occurenceAccumulator = this.seen[originalSlug]; + do { + occurenceAccumulator++; + slug = originalSlug + '-' + occurenceAccumulator; + } while (this.seen.hasOwnProperty(slug)); + } + if (!isDryRun) { + this.seen[originalSlug] = occurenceAccumulator; + this.seen[slug] = 0; + } + return slug; + } + + /** + * Convert string to unique id + * @param {object} [options] + * @param {boolean} [options.dryrun] Generates the next unique slug without + * updating the internal accumulator. + */ + slug(value, options = {}) { + const slug = this.serialize(value); + return this.getNextSafeSlug(slug, options.dryrun); + } +} + +/** + * Parsing & Compiling + */ +class Parser { + constructor(options) { + this.options = options || defaults; + this.options.renderer = this.options.renderer || new Renderer(); + this.renderer = this.options.renderer; + this.renderer.options = this.options; + this.textRenderer = new TextRenderer(); + this.slugger = new Slugger(); + } + + /** + * Static Parse Method + */ + static parse(tokens, options) { + const parser = new Parser(options); + return parser.parse(tokens); + } + + /** + * Static Parse Inline Method + */ + static parseInline(tokens, options) { + const parser = new Parser(options); + return parser.parseInline(tokens); + } + + /** + * Parse Loop + */ + parse(tokens, top = true) { + let out = '', + i, + j, + k, + l2, + l3, + row, + cell, + header, + body, + token, + ordered, + start, + loose, + itemBody, + item, + checked, + task, + checkbox, + ret; + + const l = tokens.length; + for (i = 0; i < l; i++) { + token = tokens[i]; + + // Run any renderer extensions + if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[token.type]) { + ret = this.options.extensions.renderers[token.type].call({ parser: this }, token); + if (ret !== false || !['space', 'hr', 'heading', 'code', 'table', 'blockquote', 'list', 'html', 'paragraph', 'text'].includes(token.type)) { + out += ret || ''; + continue; + } + } + + switch (token.type) { + case 'space': { + continue; + } + case 'hr': { + out += this.renderer.hr(); + continue; + } + case 'heading': { + out += this.renderer.heading( + this.parseInline(token.tokens), + token.depth, + unescape(this.parseInline(token.tokens, this.textRenderer)), + this.slugger); + continue; + } + case 'code': { + out += this.renderer.code(token.text, + token.lang, + token.escaped); + continue; + } + case 'table': { + header = ''; + + // header + cell = ''; + l2 = token.header.length; + for (j = 0; j < l2; j++) { + cell += this.renderer.tablecell( + this.parseInline(token.header[j].tokens), + { header: true, align: token.align[j] } + ); + } + header += this.renderer.tablerow(cell); + + body = ''; + l2 = token.rows.length; + for (j = 0; j < l2; j++) { + row = token.rows[j]; + + cell = ''; + l3 = row.length; + for (k = 0; k < l3; k++) { + cell += this.renderer.tablecell( + this.parseInline(row[k].tokens), + { header: false, align: token.align[k] } + ); + } + + body += this.renderer.tablerow(cell); + } + out += this.renderer.table(header, body); + continue; + } + case 'blockquote': { + body = this.parse(token.tokens); + out += this.renderer.blockquote(body); + continue; + } + case 'list': { + ordered = token.ordered; + start = token.start; + loose = token.loose; + l2 = token.items.length; + + body = ''; + for (j = 0; j < l2; j++) { + item = token.items[j]; + checked = item.checked; + task = item.task; + + itemBody = ''; + if (item.task) { + checkbox = this.renderer.checkbox(checked); + if (loose) { + if (item.tokens.length > 0 && item.tokens[0].type === 'paragraph') { + item.tokens[0].text = checkbox + ' ' + item.tokens[0].text; + if (item.tokens[0].tokens && item.tokens[0].tokens.length > 0 && item.tokens[0].tokens[0].type === 'text') { + item.tokens[0].tokens[0].text = checkbox + ' ' + item.tokens[0].tokens[0].text; + } + } else { + item.tokens.unshift({ + type: 'text', + text: checkbox + }); + } + } else { + itemBody += checkbox; + } + } + + itemBody += this.parse(item.tokens, loose); + body += this.renderer.listitem(itemBody, task, checked); + } + + out += this.renderer.list(body, ordered, start); + continue; + } + case 'html': { + // TODO parse inline content if parameter markdown=1 + out += this.renderer.html(token.text); + continue; + } + case 'paragraph': { + out += this.renderer.paragraph(this.parseInline(token.tokens)); + continue; + } + case 'text': { + body = token.tokens ? this.parseInline(token.tokens) : token.text; + while (i + 1 < l && tokens[i + 1].type === 'text') { + token = tokens[++i]; + body += '\n' + (token.tokens ? this.parseInline(token.tokens) : token.text); + } + out += top ? this.renderer.paragraph(body) : body; + continue; + } + + default: { + const errMsg = 'Token with "' + token.type + '" type was not found.'; + if (this.options.silent) { + console.error(errMsg); + return; + } else { + throw new Error(errMsg); + } + } + } + } + + return out; + } + + /** + * Parse Inline Tokens + */ + parseInline(tokens, renderer) { + renderer = renderer || this.renderer; + let out = '', + i, + token, + ret; + + const l = tokens.length; + for (i = 0; i < l; i++) { + token = tokens[i]; + + // Run any renderer extensions + if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[token.type]) { + ret = this.options.extensions.renderers[token.type].call({ parser: this }, token); + if (ret !== false || !['escape', 'html', 'link', 'image', 'strong', 'em', 'codespan', 'br', 'del', 'text'].includes(token.type)) { + out += ret || ''; + continue; + } + } + + switch (token.type) { + case 'escape': { + out += renderer.text(token.text); + break; + } + case 'html': { + out += renderer.html(token.text); + break; + } + case 'link': { + out += renderer.link(token.href, token.title, this.parseInline(token.tokens, renderer)); + break; + } + case 'image': { + out += renderer.image(token.href, token.title, token.text); + break; + } + case 'strong': { + out += renderer.strong(this.parseInline(token.tokens, renderer)); + break; + } + case 'em': { + out += renderer.em(this.parseInline(token.tokens, renderer)); + break; + } + case 'codespan': { + out += renderer.codespan(token.text); + break; + } + case 'br': { + out += renderer.br(); + break; + } + case 'del': { + out += renderer.del(this.parseInline(token.tokens, renderer)); + break; + } + case 'text': { + out += renderer.text(token.text); + break; + } + default: { + const errMsg = 'Token with "' + token.type + '" type was not found.'; + if (this.options.silent) { + console.error(errMsg); + return; + } else { + throw new Error(errMsg); + } + } + } + } + return out; + } +} + +/** + * Marked + */ +function marked(src, opt, callback) { + // throw error in case of non string input + if (typeof src === 'undefined' || src === null) { + throw new Error('marked(): input parameter is undefined or null'); + } + if (typeof src !== 'string') { + throw new Error('marked(): input parameter is of type ' + + Object.prototype.toString.call(src) + ', string expected'); + } + + if (typeof opt === 'function') { + callback = opt; + opt = null; + } + + opt = merge({}, marked.defaults, opt || {}); + checkSanitizeDeprecation(opt); + + if (callback) { + const highlight = opt.highlight; + let tokens; + + try { + tokens = Lexer.lex(src, opt); + } catch (e) { + return callback(e); + } + + const done = function(err) { + let out; + + if (!err) { + try { + if (opt.walkTokens) { + marked.walkTokens(tokens, opt.walkTokens); + } + out = Parser.parse(tokens, opt); + } catch (e) { + err = e; + } + } + + opt.highlight = highlight; + + return err + ? callback(err) + : callback(null, out); + }; + + if (!highlight || highlight.length < 3) { + return done(); + } + + delete opt.highlight; + + if (!tokens.length) return done(); + + let pending = 0; + marked.walkTokens(tokens, function(token) { + if (token.type === 'code') { + pending++; + setTimeout(() => { + highlight(token.text, token.lang, function(err, code) { + if (err) { + return done(err); + } + if (code != null && code !== token.text) { + token.text = code; + token.escaped = true; + } + + pending--; + if (pending === 0) { + done(); + } + }); + }, 0); + } + }); + + if (pending === 0) { + done(); + } + + return; + } + + function onError(e) { + e.message += '\nPlease report this to https://github.com/markedjs/marked.'; + if (opt.silent) { + return '

    An error occurred:

    '
+        + escape(e.message + '', true)
+        + '
    '; + } + throw e; + } + + try { + const tokens = Lexer.lex(src, opt); + if (opt.walkTokens) { + if (opt.async) { + return Promise.all(marked.walkTokens(tokens, opt.walkTokens)) + .then(() => { + return Parser.parse(tokens, opt); + }) + .catch(onError); + } + marked.walkTokens(tokens, opt.walkTokens); + } + return Parser.parse(tokens, opt); + } catch (e) { + onError(e); + } +} + +/** + * Options + */ + +marked.options = +marked.setOptions = function(opt) { + merge(marked.defaults, opt); + changeDefaults(marked.defaults); + return marked; +}; + +marked.getDefaults = getDefaults; + +marked.defaults = defaults; + +/** + * Use Extension + */ + +marked.use = function(...args) { + const extensions = marked.defaults.extensions || { renderers: {}, childTokens: {} }; + + args.forEach((pack) => { + // copy options to new object + const opts = merge({}, pack); + + // set async to true if it was set to true before + opts.async = marked.defaults.async || opts.async; + + // ==-- Parse "addon" extensions --== // + if (pack.extensions) { + pack.extensions.forEach((ext) => { + if (!ext.name) { + throw new Error('extension name required'); + } + if (ext.renderer) { // Renderer extensions + const prevRenderer = extensions.renderers[ext.name]; + if (prevRenderer) { + // Replace extension with func to run new extension but fall back if false + extensions.renderers[ext.name] = function(...args) { + let ret = ext.renderer.apply(this, args); + if (ret === false) { + ret = prevRenderer.apply(this, args); + } + return ret; + }; + } else { + extensions.renderers[ext.name] = ext.renderer; + } + } + if (ext.tokenizer) { // Tokenizer Extensions + if (!ext.level || (ext.level !== 'block' && ext.level !== 'inline')) { + throw new Error("extension level must be 'block' or 'inline'"); + } + if (extensions[ext.level]) { + extensions[ext.level].unshift(ext.tokenizer); + } else { + extensions[ext.level] = [ext.tokenizer]; + } + if (ext.start) { // Function to check for start of token + if (ext.level === 'block') { + if (extensions.startBlock) { + extensions.startBlock.push(ext.start); + } else { + extensions.startBlock = [ext.start]; + } + } else if (ext.level === 'inline') { + if (extensions.startInline) { + extensions.startInline.push(ext.start); + } else { + extensions.startInline = [ext.start]; + } + } + } + } + if (ext.childTokens) { // Child tokens to be visited by walkTokens + extensions.childTokens[ext.name] = ext.childTokens; + } + }); + opts.extensions = extensions; + } + + // ==-- Parse "overwrite" extensions --== // + if (pack.renderer) { + const renderer = marked.defaults.renderer || new Renderer(); + for (const prop in pack.renderer) { + const prevRenderer = renderer[prop]; + // Replace renderer with func to run extension, but fall back if false + renderer[prop] = (...args) => { + let ret = pack.renderer[prop].apply(renderer, args); + if (ret === false) { + ret = prevRenderer.apply(renderer, args); + } + return ret; + }; + } + opts.renderer = renderer; + } + if (pack.tokenizer) { + const tokenizer = marked.defaults.tokenizer || new Tokenizer(); + for (const prop in pack.tokenizer) { + const prevTokenizer = tokenizer[prop]; + // Replace tokenizer with func to run extension, but fall back if false + tokenizer[prop] = (...args) => { + let ret = pack.tokenizer[prop].apply(tokenizer, args); + if (ret === false) { + ret = prevTokenizer.apply(tokenizer, args); + } + return ret; + }; + } + opts.tokenizer = tokenizer; + } + + // ==-- Parse WalkTokens extensions --== // + if (pack.walkTokens) { + const walkTokens = marked.defaults.walkTokens; + opts.walkTokens = function(token) { + let values = []; + values.push(pack.walkTokens.call(this, token)); + if (walkTokens) { + values = values.concat(walkTokens.call(this, token)); + } + return values; + }; + } + + marked.setOptions(opts); + }); +}; + +/** + * Run callback for every token + */ + +marked.walkTokens = function(tokens, callback) { + let values = []; + for (const token of tokens) { + values = values.concat(callback.call(marked, token)); + switch (token.type) { + case 'table': { + for (const cell of token.header) { + values = values.concat(marked.walkTokens(cell.tokens, callback)); + } + for (const row of token.rows) { + for (const cell of row) { + values = values.concat(marked.walkTokens(cell.tokens, callback)); + } + } + break; + } + case 'list': { + values = values.concat(marked.walkTokens(token.items, callback)); + break; + } + default: { + if (marked.defaults.extensions && marked.defaults.extensions.childTokens && marked.defaults.extensions.childTokens[token.type]) { // Walk any extensions + marked.defaults.extensions.childTokens[token.type].forEach(function(childTokens) { + values = values.concat(marked.walkTokens(token[childTokens], callback)); + }); + } else if (token.tokens) { + values = values.concat(marked.walkTokens(token.tokens, callback)); + } + } + } + } + return values; +}; + +/** + * Parse Inline + * @param {string} src + */ +marked.parseInline = function(src, opt) { + // throw error in case of non string input + if (typeof src === 'undefined' || src === null) { + throw new Error('marked.parseInline(): input parameter is undefined or null'); + } + if (typeof src !== 'string') { + throw new Error('marked.parseInline(): input parameter is of type ' + + Object.prototype.toString.call(src) + ', string expected'); + } + + opt = merge({}, marked.defaults, opt || {}); + checkSanitizeDeprecation(opt); + + try { + const tokens = Lexer.lexInline(src, opt); + if (opt.walkTokens) { + marked.walkTokens(tokens, opt.walkTokens); + } + return Parser.parseInline(tokens, opt); + } catch (e) { + e.message += '\nPlease report this to https://github.com/markedjs/marked.'; + if (opt.silent) { + return '

    An error occurred:

    '
+        + escape(e.message + '', true)
+        + '
    '; + } + throw e; + } +}; + +/** + * Expose + */ +marked.Parser = Parser; +marked.parser = Parser.parse; +marked.Renderer = Renderer; +marked.TextRenderer = TextRenderer; +marked.Lexer = Lexer; +marked.lexer = Lexer.lex; +marked.Tokenizer = Tokenizer; +marked.Slugger = Slugger; +marked.parse = marked; + +const options = marked.options; +const setOptions = marked.setOptions; +const use = marked.use; +const walkTokens = marked.walkTokens; +const parseInline = marked.parseInline; +const parse = marked; +const parser = Parser.parse; +const lexer = Lexer.lex; + +export { Lexer, Parser, Renderer, Slugger, TextRenderer, Tokenizer, defaults, getDefaults, lexer, marked, options, parse, parseInline, parser, setOptions, use, walkTokens }; diff --git a/html/assets/js/marked/marked.min.js b/html/assets/js/marked/marked.min.js new file mode 100644 index 0000000..06377f6 --- /dev/null +++ b/html/assets/js/marked/marked.min.js @@ -0,0 +1,6 @@ +/** + * marked v4.2.12 - a markdown parser + * Copyright (c) 2011-2023, Christopher Jeffrey. 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(MIT Licensed) + * https://github.com/markedjs/marked + */ + +/** + * DO NOT EDIT THIS FILE + * The code in this file is generated from files in ./src/ + */ + +(function (global, factory) { + typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) : + typeof define === 'function' && define.amd ? define(['exports'], factory) : + (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.marked = {})); +})(this, (function (exports) { 'use strict'; + + function _defineProperties(target, props) { + for (var i = 0; i < props.length; i++) { + var descriptor = props[i]; + descriptor.enumerable = descriptor.enumerable || false; + descriptor.configurable = true; + if ("value" in descriptor) descriptor.writable = true; + Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor); + } + } + function _createClass(Constructor, protoProps, staticProps) { + if (protoProps) _defineProperties(Constructor.prototype, protoProps); + if (staticProps) _defineProperties(Constructor, staticProps); + Object.defineProperty(Constructor, "prototype", { + writable: false + }); + return Constructor; + } + function _unsupportedIterableToArray(o, minLen) { + if (!o) return; + if (typeof o === "string") return _arrayLikeToArray(o, minLen); + var n = Object.prototype.toString.call(o).slice(8, -1); + if (n === "Object" && o.constructor) n = o.constructor.name; + if (n === "Map" || n === "Set") return Array.from(o); + if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); + } + function _arrayLikeToArray(arr, len) { + if (len == null || len > arr.length) len = arr.length; + for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; + return arr2; + } + function _createForOfIteratorHelperLoose(o, allowArrayLike) { + var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"]; + if (it) return (it = it.call(o)).next.bind(it); + if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { + if (it) o = it; + var i = 0; + return function () { + if (i >= o.length) return { + done: true + }; + return { + done: false, + value: o[i++] + }; + }; + } + throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); + } + function _toPrimitive(input, hint) { + if (typeof input !== "object" || input === null) return input; + var prim = input[Symbol.toPrimitive]; + if (prim !== undefined) { + var res = prim.call(input, hint || "default"); + if (typeof res !== "object") return res; + throw new TypeError("@@toPrimitive must return a primitive value."); + } + return (hint === "string" ? String : Number)(input); + } + function _toPropertyKey(arg) { + var key = _toPrimitive(arg, "string"); + return typeof key === "symbol" ? key : String(key); + } + + function getDefaults() { + return { + async: false, + baseUrl: null, + breaks: false, + extensions: null, + gfm: true, + headerIds: true, + headerPrefix: '', + highlight: null, + langPrefix: 'language-', + mangle: true, + pedantic: false, + renderer: null, + sanitize: false, + sanitizer: null, + silent: false, + smartypants: false, + tokenizer: null, + walkTokens: null, + xhtml: false + }; + } + exports.defaults = getDefaults(); + function changeDefaults(newDefaults) { + exports.defaults = newDefaults; + } + + /** + * Helpers + */ + var escapeTest = /[&<>"']/; + var escapeReplace = new RegExp(escapeTest.source, 'g'); + var escapeTestNoEncode = /[<>"']|&(?!(#\d{1,7}|#[Xx][a-fA-F0-9]{1,6}|\w+);)/; + var escapeReplaceNoEncode = new RegExp(escapeTestNoEncode.source, 'g'); + var escapeReplacements = { + '&': '&', + '<': '<', + '>': '>', + '"': '"', + "'": ''' + }; + var getEscapeReplacement = function getEscapeReplacement(ch) { + return escapeReplacements[ch]; + }; + function escape(html, encode) { + if (encode) { + if (escapeTest.test(html)) { + return html.replace(escapeReplace, getEscapeReplacement); + } + } else { + if (escapeTestNoEncode.test(html)) { + return html.replace(escapeReplaceNoEncode, getEscapeReplacement); + } + } + return html; + } + var unescapeTest = /&(#(?:\d+)|(?:#x[0-9A-Fa-f]+)|(?:\w+));?/ig; + + /** + * @param {string} html + */ + function unescape(html) { + // explicitly match decimal, hex, and named HTML entities + return html.replace(unescapeTest, function (_, n) { + n = n.toLowerCase(); + if (n === 'colon') return ':'; + if (n.charAt(0) === '#') { + return n.charAt(1) === 'x' ? String.fromCharCode(parseInt(n.substring(2), 16)) : String.fromCharCode(+n.substring(1)); + } + return ''; + }); + } + var caret = /(^|[^\[])\^/g; + + /** + * @param {string | RegExp} regex + * @param {string} opt + */ + function edit(regex, opt) { + regex = typeof regex === 'string' ? regex : regex.source; + opt = opt || ''; + var obj = { + replace: function replace(name, val) { + val = val.source || val; + val = val.replace(caret, '$1'); + regex = regex.replace(name, val); + return obj; + }, + getRegex: function getRegex() { + return new RegExp(regex, opt); + } + }; + return obj; + } + var nonWordAndColonTest = /[^\w:]/g; + var originIndependentUrl = /^$|^[a-z][a-z0-9+.-]*:|^[?#]/i; + + /** + * @param {boolean} sanitize + * @param {string} base + * @param {string} href + */ + function cleanUrl(sanitize, base, href) { + if (sanitize) { + var prot; + try { + prot = decodeURIComponent(unescape(href)).replace(nonWordAndColonTest, '').toLowerCase(); + } catch (e) { + return null; + } + if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0 || prot.indexOf('data:') === 0) { + return null; + } + } + if (base && !originIndependentUrl.test(href)) { + href = resolveUrl(base, href); + } + try { + href = encodeURI(href).replace(/%25/g, '%'); + } catch (e) { + return null; + } + return href; + } + var baseUrls = {}; + var justDomain = /^[^:]+:\/*[^/]*$/; + var protocol = /^([^:]+:)[\s\S]*$/; + var domain = /^([^:]+:\/*[^/]*)[\s\S]*$/; + + /** + * @param {string} base + * @param {string} href + */ + function resolveUrl(base, href) { + if (!baseUrls[' ' + base]) { + // we can ignore everything in base after the last slash of its path component, + // but we might need to add _that_ + // https://tools.ietf.org/html/rfc3986#section-3 + if (justDomain.test(base)) { + baseUrls[' ' + base] = base + '/'; + } else { + baseUrls[' ' + base] = rtrim(base, '/', true); + } + } + base = baseUrls[' ' + base]; + var relativeBase = base.indexOf(':') === -1; + if (href.substring(0, 2) === '//') { + if (relativeBase) { + return href; + } + return base.replace(protocol, '$1') + href; + } else if (href.charAt(0) === '/') { + if (relativeBase) { + return href; + } + return base.replace(domain, '$1') + href; + } else { + return base + href; + } + } + var noopTest = { + exec: function noopTest() {} + }; + function merge(obj) { + var i = 1, + target, + key; + for (; i < arguments.length; i++) { + target = arguments[i]; + for (key in target) { + if (Object.prototype.hasOwnProperty.call(target, key)) { + obj[key] = target[key]; + } + } + } + return obj; + } + function splitCells(tableRow, count) { + // ensure that every cell-delimiting pipe has a space + // before it to distinguish it from an escaped pipe + var row = tableRow.replace(/\|/g, function (match, offset, str) { + var escaped = false, + curr = offset; + while (--curr >= 0 && str[curr] === '\\') { + escaped = !escaped; + } + if (escaped) { + // odd number of slashes means | is escaped + // so we leave it alone + return '|'; + } else { + // add space before unescaped | + return ' |'; + } + }), + cells = row.split(/ \|/); + var i = 0; + + // First/last cell in a row cannot be empty if it has no leading/trailing pipe + if (!cells[0].trim()) { + cells.shift(); + } + if (cells.length > 0 && !cells[cells.length - 1].trim()) { + cells.pop(); + } + if (cells.length > count) { + cells.splice(count); + } else { + while (cells.length < count) { + cells.push(''); + } + } + for (; i < cells.length; i++) { + // leading or trailing whitespace is ignored per the gfm spec + cells[i] = cells[i].trim().replace(/\\\|/g, '|'); + } + return cells; + } + + /** + * Remove trailing 'c's. Equivalent to str.replace(/c*$/, ''). + * /c*$/ is vulnerable to REDOS. + * + * @param {string} str + * @param {string} c + * @param {boolean} invert Remove suffix of non-c chars instead. Default falsey. + */ + function rtrim(str, c, invert) { + var l = str.length; + if (l === 0) { + return ''; + } + + // Length of suffix matching the invert condition. + var suffLen = 0; + + // Step left until we fail to match the invert condition. + while (suffLen < l) { + var currChar = str.charAt(l - suffLen - 1); + if (currChar === c && !invert) { + suffLen++; + } else if (currChar !== c && invert) { + suffLen++; + } else { + break; + } + } + return str.slice(0, l - suffLen); + } + function findClosingBracket(str, b) { + if (str.indexOf(b[1]) === -1) { + return -1; + } + var l = str.length; + var level = 0, + i = 0; + for (; i < l; i++) { + if (str[i] === '\\') { + i++; + } else if (str[i] === b[0]) { + level++; + } else if (str[i] === b[1]) { + level--; + if (level < 0) { + return i; + } + } + } + return -1; + } + function checkSanitizeDeprecation(opt) { + if (opt && opt.sanitize && !opt.silent) { + console.warn('marked(): sanitize and sanitizer parameters are deprecated since version 0.7.0, should not be used and will be removed in the future. Read more here: https://marked.js.org/#/USING_ADVANCED.md#options'); + } + } + + // copied from https://stackoverflow.com/a/5450113/806777 + /** + * @param {string} pattern + * @param {number} count + */ + function repeatString(pattern, count) { + if (count < 1) { + return ''; + } + var result = ''; + while (count > 1) { + if (count & 1) { + result += pattern; + } + count >>= 1; + pattern += pattern; + } + return result + pattern; + } + + function outputLink(cap, link, raw, lexer) { + var href = link.href; + var title = link.title ? escape(link.title) : null; + var text = cap[1].replace(/\\([\[\]])/g, '$1'); + if (cap[0].charAt(0) !== '!') { + lexer.state.inLink = true; + var token = { + type: 'link', + raw: raw, + href: href, + title: title, + text: text, + tokens: lexer.inlineTokens(text) + }; + lexer.state.inLink = false; + return token; + } + return { + type: 'image', + raw: raw, + href: href, + title: title, + text: escape(text) + }; + } + function indentCodeCompensation(raw, text) { + var matchIndentToCode = raw.match(/^(\s+)(?:```)/); + if (matchIndentToCode === null) { + return text; + } + var indentToCode = matchIndentToCode[1]; + return text.split('\n').map(function (node) { + var matchIndentInNode = node.match(/^\s+/); + if (matchIndentInNode === null) { + return node; + } + var indentInNode = matchIndentInNode[0]; + if (indentInNode.length >= indentToCode.length) { + return node.slice(indentToCode.length); + } + return node; + }).join('\n'); + } + + /** + * Tokenizer + */ + var Tokenizer = /*#__PURE__*/function () { + function Tokenizer(options) { + this.options = options || exports.defaults; + } + var _proto = Tokenizer.prototype; + _proto.space = function space(src) { + var cap = this.rules.block.newline.exec(src); + if (cap && cap[0].length > 0) { + return { + type: 'space', + raw: cap[0] + }; + } + }; + _proto.code = function code(src) { + var cap = this.rules.block.code.exec(src); + if (cap) { + var text = cap[0].replace(/^ {1,4}/gm, ''); + return { + type: 'code', + raw: cap[0], + codeBlockStyle: 'indented', + text: !this.options.pedantic ? rtrim(text, '\n') : text + }; + } + }; + _proto.fences = function fences(src) { + var cap = this.rules.block.fences.exec(src); + if (cap) { + var raw = cap[0]; + var text = indentCodeCompensation(raw, cap[3] || ''); + return { + type: 'code', + raw: raw, + lang: cap[2] ? cap[2].trim().replace(this.rules.inline._escapes, '$1') : cap[2], + text: text + }; + } + }; + _proto.heading = function heading(src) { + var cap = this.rules.block.heading.exec(src); + if (cap) { + var text = cap[2].trim(); + + // remove trailing #s + if (/#$/.test(text)) { + var trimmed = rtrim(text, '#'); + if (this.options.pedantic) { + text = trimmed.trim(); + } else if (!trimmed || / $/.test(trimmed)) { + // CommonMark requires space before trailing #s + text = trimmed.trim(); + } + } + return { + type: 'heading', + raw: cap[0], + depth: cap[1].length, + text: text, + tokens: this.lexer.inline(text) + }; + } + }; + _proto.hr = function hr(src) { + var cap = this.rules.block.hr.exec(src); + if (cap) { + return { + type: 'hr', + raw: cap[0] + }; + } + }; + _proto.blockquote = function blockquote(src) { + var cap = this.rules.block.blockquote.exec(src); + if (cap) { + var text = cap[0].replace(/^ *>[ \t]?/gm, ''); + var top = this.lexer.state.top; + this.lexer.state.top = true; + var tokens = this.lexer.blockTokens(text); + this.lexer.state.top = top; + return { + type: 'blockquote', + raw: cap[0], + tokens: tokens, + text: text + }; + } + }; + _proto.list = function list(src) { + var cap = this.rules.block.list.exec(src); + if (cap) { + var raw, istask, ischecked, indent, i, blankLine, endsWithBlankLine, line, nextLine, rawLine, itemContents, endEarly; + var bull = cap[1].trim(); + var isordered = bull.length > 1; + var list = { + type: 'list', + raw: '', + ordered: isordered, + start: isordered ? +bull.slice(0, -1) : '', + loose: false, + items: [] + }; + bull = isordered ? "\\d{1,9}\\" + bull.slice(-1) : "\\" + bull; + if (this.options.pedantic) { + bull = isordered ? bull : '[*+-]'; + } + + // Get next list item + var itemRegex = new RegExp("^( {0,3}" + bull + ")((?:[\t ][^\\n]*)?(?:\\n|$))"); + + // Check if current bullet point can start a new List Item + while (src) { + endEarly = false; + if (!(cap = itemRegex.exec(src))) { + break; + } + if (this.rules.block.hr.test(src)) { + // End list if bullet was actually HR (possibly move into itemRegex?) + break; + } + raw = cap[0]; + src = src.substring(raw.length); + line = cap[2].split('\n', 1)[0].replace(/^\t+/, function (t) { + return ' '.repeat(3 * t.length); + }); + nextLine = src.split('\n', 1)[0]; + if (this.options.pedantic) { + indent = 2; + itemContents = line.trimLeft(); + } else { + indent = cap[2].search(/[^ ]/); // Find first non-space char + indent = indent > 4 ? 1 : indent; // Treat indented code blocks (> 4 spaces) as having only 1 indent + itemContents = line.slice(indent); + indent += cap[1].length; + } + blankLine = false; + if (!line && /^ *$/.test(nextLine)) { + // Items begin with at most one blank line + raw += nextLine + '\n'; + src = src.substring(nextLine.length + 1); + endEarly = true; + } + if (!endEarly) { + var nextBulletRegex = new RegExp("^ {0," + Math.min(3, indent - 1) + "}(?:[*+-]|\\d{1,9}[.)])((?:[ \t][^\\n]*)?(?:\\n|$))"); + var hrRegex = new RegExp("^ {0," + Math.min(3, indent - 1) + "}((?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$)"); + var fencesBeginRegex = new RegExp("^ {0," + Math.min(3, indent - 1) + "}(?:```|~~~)"); + var headingBeginRegex = new RegExp("^ {0," + Math.min(3, indent - 1) + "}#"); + + // Check if following lines should be included in List Item + while (src) { + rawLine = src.split('\n', 1)[0]; + nextLine = rawLine; + + // Re-align to follow commonmark nesting rules + if (this.options.pedantic) { + nextLine = nextLine.replace(/^ {1,4}(?=( {4})*[^ ])/g, ' '); + } + + // End list item if found code fences + if (fencesBeginRegex.test(nextLine)) { + break; + } + + // End list item if found start of new heading + if (headingBeginRegex.test(nextLine)) { + break; + } + + // End list item if found start of new bullet + if (nextBulletRegex.test(nextLine)) { + break; + } + + // Horizontal rule found + if (hrRegex.test(src)) { + break; + } + if (nextLine.search(/[^ ]/) >= indent || !nextLine.trim()) { + // Dedent if possible + itemContents += '\n' + nextLine.slice(indent); + } else { + // not enough indentation + if (blankLine) { + break; + } + + // paragraph continuation unless last line was a different block level element + if (line.search(/[^ ]/) >= 4) { + // indented code block + break; + } + if (fencesBeginRegex.test(line)) { + break; + } + if (headingBeginRegex.test(line)) { + break; + } + if (hrRegex.test(line)) { + break; + } + itemContents += '\n' + nextLine; + } + if (!blankLine && !nextLine.trim()) { + // Check if current line is blank + blankLine = true; + } + raw += rawLine + '\n'; + src = src.substring(rawLine.length + 1); + line = nextLine.slice(indent); + } + } + if (!list.loose) { + // If the previous item ended with a blank line, the list is loose + if (endsWithBlankLine) { + list.loose = true; + } else if (/\n *\n *$/.test(raw)) { + endsWithBlankLine = true; + } + } + + // Check for task list items + if (this.options.gfm) { + istask = /^\[[ xX]\] /.exec(itemContents); + if (istask) { + ischecked = istask[0] !== '[ ] '; + itemContents = itemContents.replace(/^\[[ xX]\] +/, ''); + } + } + list.items.push({ + type: 'list_item', + raw: raw, + task: !!istask, + checked: ischecked, + loose: false, + text: itemContents + }); + list.raw += raw; + } + + // Do not consume newlines at end of final item. Alternatively, make itemRegex *start* with any newlines to simplify/speed up endsWithBlankLine logic + list.items[list.items.length - 1].raw = raw.trimRight(); + list.items[list.items.length - 1].text = itemContents.trimRight(); + list.raw = list.raw.trimRight(); + var l = list.items.length; + + // Item child tokens handled here at end because we needed to have the final item to trim it first + for (i = 0; i < l; i++) { + this.lexer.state.top = false; + list.items[i].tokens = this.lexer.blockTokens(list.items[i].text, []); + if (!list.loose) { + // Check if list should be loose + var spacers = list.items[i].tokens.filter(function (t) { + return t.type === 'space'; + }); + var hasMultipleLineBreaks = spacers.length > 0 && spacers.some(function (t) { + return /\n.*\n/.test(t.raw); + }); + list.loose = hasMultipleLineBreaks; + } + } + + // Set all items to loose if list is loose + if (list.loose) { + for (i = 0; i < l; i++) { + list.items[i].loose = true; + } + } + return list; + } + }; + _proto.html = function html(src) { + var cap = this.rules.block.html.exec(src); + if (cap) { + var token = { + type: 'html', + raw: cap[0], + pre: !this.options.sanitizer && (cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style'), + text: cap[0] + }; + if (this.options.sanitize) { + var text = this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0]); + token.type = 'paragraph'; + token.text = text; + token.tokens = this.lexer.inline(text); + } + return token; + } + }; + _proto.def = function def(src) { + var cap = this.rules.block.def.exec(src); + if (cap) { + var tag = cap[1].toLowerCase().replace(/\s+/g, ' '); + var href = cap[2] ? cap[2].replace(/^<(.*)>$/, '$1').replace(this.rules.inline._escapes, '$1') : ''; + var title = cap[3] ? cap[3].substring(1, cap[3].length - 1).replace(this.rules.inline._escapes, '$1') : cap[3]; + return { + type: 'def', + tag: tag, + raw: cap[0], + href: href, + title: title + }; + } + }; + _proto.table = function table(src) { + var cap = this.rules.block.table.exec(src); + if (cap) { + var item = { + type: 'table', + header: splitCells(cap[1]).map(function (c) { + return { + text: c + }; + }), + align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */), + rows: cap[3] && cap[3].trim() ? cap[3].replace(/\n[ \t]*$/, '').split('\n') : [] + }; + if (item.header.length === item.align.length) { + item.raw = cap[0]; + var l = item.align.length; + var i, j, k, row; + for (i = 0; i < l; i++) { + if (/^ *-+: *$/.test(item.align[i])) { + item.align[i] = 'right'; + } else if (/^ *:-+: *$/.test(item.align[i])) { + item.align[i] = 'center'; + } else if (/^ *:-+ *$/.test(item.align[i])) { + item.align[i] = 'left'; + } else { + item.align[i] = null; + } + } + l = item.rows.length; + for (i = 0; i < l; i++) { + item.rows[i] = splitCells(item.rows[i], item.header.length).map(function (c) { + return { + text: c + }; + }); + } + + // parse child tokens inside headers and cells + + // header child tokens + l = item.header.length; + for (j = 0; j < l; j++) { + item.header[j].tokens = this.lexer.inline(item.header[j].text); + } + + // cell child tokens + l = item.rows.length; + for (j = 0; j < l; j++) { + row = item.rows[j]; + for (k = 0; k < row.length; k++) { + row[k].tokens = this.lexer.inline(row[k].text); + } + } + return item; + } + } + }; + _proto.lheading = function lheading(src) { + var cap = this.rules.block.lheading.exec(src); + if (cap) { + return { + type: 'heading', + raw: cap[0], + depth: cap[2].charAt(0) === '=' ? 1 : 2, + text: cap[1], + tokens: this.lexer.inline(cap[1]) + }; + } + }; + _proto.paragraph = function paragraph(src) { + var cap = this.rules.block.paragraph.exec(src); + if (cap) { + var text = cap[1].charAt(cap[1].length - 1) === '\n' ? cap[1].slice(0, -1) : cap[1]; + return { + type: 'paragraph', + raw: cap[0], + text: text, + tokens: this.lexer.inline(text) + }; + } + }; + _proto.text = function text(src) { + var cap = this.rules.block.text.exec(src); + if (cap) { + return { + type: 'text', + raw: cap[0], + text: cap[0], + tokens: this.lexer.inline(cap[0]) + }; + } + }; + _proto.escape = function escape$1(src) { + var cap = this.rules.inline.escape.exec(src); + if (cap) { + return { + type: 'escape', + raw: cap[0], + text: escape(cap[1]) + }; + } + }; + _proto.tag = function tag(src) { + var cap = this.rules.inline.tag.exec(src); + if (cap) { + if (!this.lexer.state.inLink && /^/i.test(cap[0])) { + this.lexer.state.inLink = false; + } + if (!this.lexer.state.inRawBlock && /^<(pre|code|kbd|script)(\s|>)/i.test(cap[0])) { + this.lexer.state.inRawBlock = true; + } else if (this.lexer.state.inRawBlock && /^<\/(pre|code|kbd|script)(\s|>)/i.test(cap[0])) { + this.lexer.state.inRawBlock = false; + } + return { + type: this.options.sanitize ? 'text' : 'html', + raw: cap[0], + inLink: this.lexer.state.inLink, + inRawBlock: this.lexer.state.inRawBlock, + text: this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0]) : cap[0] + }; + } + }; + _proto.link = function link(src) { + var cap = this.rules.inline.link.exec(src); + if (cap) { + var trimmedUrl = cap[2].trim(); + if (!this.options.pedantic && /^$/.test(trimmedUrl)) { + return; + } + + // ending angle bracket cannot be escaped + var rtrimSlash = rtrim(trimmedUrl.slice(0, -1), '\\'); + if ((trimmedUrl.length - rtrimSlash.length) % 2 === 0) { + return; + } + } else { + // find closing parenthesis + var lastParenIndex = findClosingBracket(cap[2], '()'); + if (lastParenIndex > -1) { + var start = cap[0].indexOf('!') === 0 ? 5 : 4; + var linkLen = start + cap[1].length + lastParenIndex; + cap[2] = cap[2].substring(0, lastParenIndex); + cap[0] = cap[0].substring(0, linkLen).trim(); + cap[3] = ''; + } + } + var href = cap[2]; + var title = ''; + if (this.options.pedantic) { + // split pedantic href and title + var link = /^([^'"]*[^\s])\s+(['"])(.*)\2/.exec(href); + if (link) { + href = link[1]; + title = link[3]; + } + } else { + title = cap[3] ? cap[3].slice(1, -1) : ''; + } + href = href.trim(); + if (/^$/.test(trimmedUrl)) { + // pedantic allows starting angle bracket without ending angle bracket + href = href.slice(1); + } else { + href = href.slice(1, -1); + } + } + return outputLink(cap, { + href: href ? href.replace(this.rules.inline._escapes, '$1') : href, + title: title ? title.replace(this.rules.inline._escapes, '$1') : title + }, cap[0], this.lexer); + } + }; + _proto.reflink = function reflink(src, links) { + var cap; + if ((cap = this.rules.inline.reflink.exec(src)) || (cap = this.rules.inline.nolink.exec(src))) { + var link = (cap[2] || cap[1]).replace(/\s+/g, ' '); + link = links[link.toLowerCase()]; + if (!link) { + var text = cap[0].charAt(0); + return { + type: 'text', + raw: text, + text: text + }; + } + return outputLink(cap, link, cap[0], this.lexer); + } + }; + _proto.emStrong = function emStrong(src, maskedSrc, prevChar) { + if (prevChar === void 0) { + prevChar = ''; + } + var match = this.rules.inline.emStrong.lDelim.exec(src); + if (!match) return; + + // _ can't be between two alphanumerics. \p{L}\p{N} includes non-english alphabet/numbers as well + if (match[3] && prevChar.match(/(?:[0-9A-Za-z\xAA\xB2\xB3\xB5\xB9\xBA\xBC-\xBE\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0370-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u048A-\u052F\u0531-\u0556\u0559\u0560-\u0588\u05D0-\u05EA\u05EF-\u05F2\u0620-\u064A\u0660-\u0669\u066E\u066F\u0671-\u06D3\u06D5\u06E5\u06E6\u06EE-\u06FC\u06FF\u0710\u0712-\u072F\u074D-\u07A5\u07B1\u07C0-\u07EA\u07F4\u07F5\u07FA\u0800-\u0815\u081A\u0824\u0828\u0840-\u0858\u0860-\u086A\u0870-\u0887\u0889-\u088E\u08A0-\u08C9\u0904-\u0939\u093D\u0950\u0958-\u0961\u0966-\u096F\u0971-\u0980\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BD\u09CE\u09DC\u09DD\u09DF-\u09E1\u09E6-\u09F1\u09F4-\u09F9\u09FC\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A59-\u0A5C\u0A5E\u0A66-\u0A6F\u0A72-\u0A74\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABD\u0AD0\u0AE0\u0AE1\u0AE6-\u0AEF\u0AF9\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3D\u0B5C\u0B5D\u0B5F-\u0B61\u0B66-\u0B6F\u0B71-\u0B77\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BD0\u0BE6-\u0BF2\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D\u0C58-\u0C5A\u0C5D\u0C60\u0C61\u0C66-\u0C6F\u0C78-\u0C7E\u0C80\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBD\u0CDD\u0CDE\u0CE0\u0CE1\u0CE6-\u0CEF\u0CF1\u0CF2\u0D04-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D\u0D4E\u0D54-\u0D56\u0D58-\u0D61\u0D66-\u0D78\u0D7A-\u0D7F\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0DE6-\u0DEF\u0E01-\u0E30\u0E32\u0E33\u0E40-\u0E46\u0E50-\u0E59\u0E81\u0E82\u0E84\u0E86-\u0E8A\u0E8C-\u0EA3\u0EA5\u0EA7-\u0EB0\u0EB2\u0EB3\u0EBD\u0EC0-\u0EC4\u0EC6\u0ED0-\u0ED9\u0EDC-\u0EDF\u0F00\u0F20-\u0F33\u0F40-\u0F47\u0F49-\u0F6C\u0F88-\u0F8C\u1000-\u102A\u103F-\u1049\u1050-\u1055\u105A-\u105D\u1061\u1065\u1066\u106E-\u1070\u1075-\u1081\u108E\u1090-\u1099\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u1369-\u137C\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u1711\u171F-\u1731\u1740-\u1751\u1760-\u176C\u176E-\u1770\u1780-\u17B3\u17D7\u17DC\u17E0-\u17E9\u17F0-\u17F9\u1810-\u1819\u1820-\u1878\u1880-\u1884\u1887-\u18A8\u18AA\u18B0-\u18F5\u1900-\u191E\u1946-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u19D0-\u19DA\u1A00-\u1A16\u1A20-\u1A54\u1A80-\u1A89\u1A90-\u1A99\u1AA7\u1B05-\u1B33\u1B45-\u1B4C\u1B50-\u1B59\u1B83-\u1BA0\u1BAE-\u1BE5\u1C00-\u1C23\u1C40-\u1C49\u1C4D-\u1C7D\u1C80-\u1C88\u1C90-\u1CBA\u1CBD-\u1CBF\u1CE9-\u1CEC\u1CEE-\u1CF3\u1CF5\u1CF6\u1CFA\u1D00-\u1DBF\u1E00-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u2070\u2071\u2074-\u2079\u207F-\u2089\u2090-\u209C\u2102\u2107\u210A-\u2113\u2115\u2119-\u211D\u2124\u2126\u2128\u212A-\u212D\u212F-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2150-\u2189\u2460-\u249B\u24EA-\u24FF\u2776-\u2793\u2C00-\u2CE4\u2CEB-\u2CEE\u2CF2\u2CF3\u2CFD\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D80-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u2E2F\u3005-\u3007\u3021-\u3029\u3031-\u3035\u3038-\u303C\u3041-\u3096\u309D-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312F\u3131-\u318E\u3192-\u3195\u31A0-\u31BF\u31F0-\u31FF\u3220-\u3229\u3248-\u324F\u3251-\u325F\u3280-\u3289\u32B1-\u32BF\u3400-\u4DBF\u4E00-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA62B\uA640-\uA66E\uA67F-\uA69D\uA6A0-\uA6EF\uA717-\uA71F\uA722-\uA788\uA78B-\uA7CA\uA7D0\uA7D1\uA7D3\uA7D5-\uA7D9\uA7F2-\uA801\uA803-\uA805\uA807-\uA80A\uA80C-\uA822\uA830-\uA835\uA840-\uA873\uA882-\uA8B3\uA8D0-\uA8D9\uA8F2-\uA8F7\uA8FB\uA8FD\uA8FE\uA900-\uA925\uA930-\uA946\uA960-\uA97C\uA984-\uA9B2\uA9CF-\uA9D9\uA9E0-\uA9E4\uA9E6-\uA9FE\uAA00-\uAA28\uAA40-\uAA42\uAA44-\uAA4B\uAA50-\uAA59\uAA60-\uAA76\uAA7A\uAA7E-\uAAAF\uAAB1\uAAB5\uAAB6\uAAB9-\uAABD\uAAC0\uAAC2\uAADB-\uAADD\uAAE0-\uAAEA\uAAF2-\uAAF4\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uAB30-\uAB5A\uAB5C-\uAB69\uAB70-\uABE2\uABF0-\uABF9\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D\uFB1F-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE70-\uFE74\uFE76-\uFEFC\uFF10-\uFF19\uFF21-\uFF3A\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]|\uD800[\uDC00-\uDC0B\uDC0D-\uDC26\uDC28-\uDC3A\uDC3C\uDC3D\uDC3F-\uDC4D\uDC50-\uDC5D\uDC80-\uDCFA\uDD07-\uDD33\uDD40-\uDD78\uDD8A\uDD8B\uDE80-\uDE9C\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return; + var nextChar = match[1] || match[2] || ''; + if (!nextChar || nextChar && (prevChar === '' || this.rules.inline.punctuation.exec(prevChar))) { + var lLength = match[0].length - 1; + var rDelim, + rLength, + delimTotal = lLength, + midDelimTotal = 0; + var endReg = match[0][0] === '*' ? this.rules.inline.emStrong.rDelimAst : this.rules.inline.emStrong.rDelimUnd; + endReg.lastIndex = 0; + + // Clip maskedSrc to same section of string as src (move to lexer?) + maskedSrc = maskedSrc.slice(-1 * src.length + lLength); + while ((match = endReg.exec(maskedSrc)) != null) { + rDelim = match[1] || match[2] || match[3] || match[4] || match[5] || match[6]; + if (!rDelim) continue; // skip single * in __abc*abc__ + + rLength = rDelim.length; + if (match[3] || match[4]) { + // found another Left Delim + delimTotal += rLength; + continue; + } else if (match[5] || match[6]) { + // either Left or Right Delim + if (lLength % 3 && !((lLength + rLength) % 3)) { + midDelimTotal += rLength; + continue; // CommonMark Emphasis Rules 9-10 + } + } + + delimTotal -= rLength; + if (delimTotal > 0) continue; // Haven't found enough closing delimiters + + // Remove extra characters. *a*** -> *a* + rLength = Math.min(rLength, rLength + delimTotal + midDelimTotal); + var raw = src.slice(0, lLength + match.index + (match[0].length - rDelim.length) + rLength); + + // Create `em` if smallest delimiter has odd char count. *a*** + if (Math.min(lLength, rLength) % 2) { + var _text = raw.slice(1, -1); + return { + type: 'em', + raw: raw, + text: _text, + tokens: this.lexer.inlineTokens(_text) + }; + } + + // Create 'strong' if smallest delimiter has even char count. **a*** + var text = raw.slice(2, -2); + return { + type: 'strong', + raw: raw, + text: text, + tokens: this.lexer.inlineTokens(text) + }; + } + } + }; + _proto.codespan = function codespan(src) { + var cap = this.rules.inline.code.exec(src); + if (cap) { + var text = cap[2].replace(/\n/g, ' '); + var hasNonSpaceChars = /[^ ]/.test(text); + var hasSpaceCharsOnBothEnds = /^ /.test(text) && / $/.test(text); + if (hasNonSpaceChars && hasSpaceCharsOnBothEnds) { + text = text.substring(1, text.length - 1); + } + text = escape(text, true); + return { + type: 'codespan', + raw: cap[0], + text: text + }; + } + }; + _proto.br = function br(src) { + var cap = this.rules.inline.br.exec(src); + if (cap) { + return { + type: 'br', + raw: cap[0] + }; + } + }; + _proto.del = function del(src) { + var cap = this.rules.inline.del.exec(src); + if (cap) { + return { + type: 'del', + raw: cap[0], + text: cap[2], + tokens: this.lexer.inlineTokens(cap[2]) + }; + } + }; + _proto.autolink = function autolink(src, mangle) { + var cap = this.rules.inline.autolink.exec(src); + if (cap) { + var text, href; + if (cap[2] === '@') { + text = escape(this.options.mangle ? mangle(cap[1]) : cap[1]); + href = 'mailto:' + text; + } else { + text = escape(cap[1]); + href = text; + } + return { + type: 'link', + raw: cap[0], + text: text, + href: href, + tokens: [{ + type: 'text', + raw: text, + text: text + }] + }; + } + }; + _proto.url = function url(src, mangle) { + var cap; + if (cap = this.rules.inline.url.exec(src)) { + var text, href; + if (cap[2] === '@') { + text = escape(this.options.mangle ? mangle(cap[0]) : cap[0]); + href = 'mailto:' + text; + } else { + // do extended autolink path validation + var prevCapZero; + do { + prevCapZero = cap[0]; + cap[0] = this.rules.inline._backpedal.exec(cap[0])[0]; + } while (prevCapZero !== cap[0]); + text = escape(cap[0]); + if (cap[1] === 'www.') { + href = 'http://' + cap[0]; + } else { + href = cap[0]; + } + } + return { + type: 'link', + raw: cap[0], + text: text, + href: href, + tokens: [{ + type: 'text', + raw: text, + text: text + }] + }; + } + }; + _proto.inlineText = function inlineText(src, smartypants) { + var cap = this.rules.inline.text.exec(src); + if (cap) { + var text; + if (this.lexer.state.inRawBlock) { + text = this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0]) : cap[0]; + } else { + text = escape(this.options.smartypants ? smartypants(cap[0]) : cap[0]); + } + return { + type: 'text', + raw: cap[0], + text: text + }; + } + }; + return Tokenizer; + }(); + + /** + * Block-Level Grammar + */ + var block = { + newline: /^(?: *(?:\n|$))+/, + code: /^( {4}[^\n]+(?:\n(?: *(?:\n|$))*)?)+/, + fences: /^ {0,3}(`{3,}(?=[^`\n]*\n)|~{3,})([^\n]*)\n(?:|([\s\S]*?)\n)(?: {0,3}\1[~`]* *(?=\n|$)|$)/, + hr: /^ {0,3}((?:-[\t ]*){3,}|(?:_[ \t]*){3,}|(?:\*[ \t]*){3,})(?:\n+|$)/, + heading: /^ {0,3}(#{1,6})(?=\s|$)(.*)(?:\n+|$)/, + blockquote: /^( {0,3}> ?(paragraph|[^\n]*)(?:\n|$))+/, + list: /^( {0,3}bull)([ \t][^\n]+?)?(?:\n|$)/, + html: '^ {0,3}(?:' // optional indentation + + '<(script|pre|style|textarea)[\\s>][\\s\\S]*?(?:[^\\n]*\\n+|$)' // (1) + + '|comment[^\\n]*(\\n+|$)' // (2) + + '|<\\?[\\s\\S]*?(?:\\?>\\n*|$)' // (3) + + '|\\n*|$)' // (4) + + '|\\n*|$)' // (5) + + '|)[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (6) + + '|<(?!script|pre|style|textarea)([a-z][\\w-]*)(?:attribute)*? */?>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (7) open tag + + '|(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (7) closing tag + + ')', + def: /^ {0,3}\[(label)\]: *(?:\n *)?([^<\s][^\s]*|<.*?>)(?:(?: +(?:\n *)?| *\n *)(title))? *(?:\n+|$)/, + table: noopTest, + lheading: /^((?:.|\n(?!\n))+?)\n {0,3}(=+|-+) *(?:\n+|$)/, + // regex template, placeholders will be replaced according to different paragraph + // interruption rules of commonmark and the original markdown spec: + _paragraph: /^([^\n]+(?:\n(?!hr|heading|lheading|blockquote|fences|list|html|table| +\n)[^\n]+)*)/, + text: /^[^\n]+/ + }; + block._label = /(?!\s*\])(?:\\.|[^\[\]\\])+/; + block._title = /(?:"(?:\\"?|[^"\\])*"|'[^'\n]*(?:\n[^'\n]+)*\n?'|\([^()]*\))/; + block.def = edit(block.def).replace('label', block._label).replace('title', block._title).getRegex(); + block.bullet = /(?:[*+-]|\d{1,9}[.)])/; + block.listItemStart = edit(/^( *)(bull) */).replace('bull', block.bullet).getRegex(); + block.list = edit(block.list).replace(/bull/g, block.bullet).replace('hr', '\\n+(?=\\1?(?:(?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$))').replace('def', '\\n+(?=' + block.def.source + ')').getRegex(); + block._tag = 'address|article|aside|base|basefont|blockquote|body|caption' + '|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption' + '|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe' + '|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option' + '|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr' + '|track|ul'; + block._comment = /|$)/; + block.html = edit(block.html, 'i').replace('comment', block._comment).replace('tag', block._tag).replace('attribute', / +[a-zA-Z:_][\w.:-]*(?: *= *"[^"\n]*"| *= *'[^'\n]*'| *= *[^\s"'=<>`]+)?/).getRegex(); + block.paragraph = edit(block._paragraph).replace('hr', block.hr).replace('heading', ' {0,3}#{1,6} ').replace('|lheading', '') // setex headings don't interrupt commonmark paragraphs + .replace('|table', '').replace('blockquote', ' {0,3}>').replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n').replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt + .replace('html', ')|<(?:script|pre|style|textarea|!--)').replace('tag', block._tag) // pars can be interrupted by type (6) html blocks + .getRegex(); + block.blockquote = edit(block.blockquote).replace('paragraph', block.paragraph).getRegex(); + + /** + * Normal Block Grammar + */ + + block.normal = merge({}, block); + + /** + * GFM Block Grammar + */ + + block.gfm = merge({}, block.normal, { + table: '^ *([^\\n ].*\\|.*)\\n' // Header + + ' {0,3}(?:\\| *)?(:?-+:? *(?:\\| *:?-+:? *)*)(?:\\| *)?' // Align + + '(?:\\n((?:(?! *\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)' // Cells + }); + + block.gfm.table = edit(block.gfm.table).replace('hr', block.hr).replace('heading', ' {0,3}#{1,6} ').replace('blockquote', ' {0,3}>').replace('code', ' {4}[^\\n]').replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n').replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt + .replace('html', ')|<(?:script|pre|style|textarea|!--)').replace('tag', block._tag) // tables can be interrupted by type (6) html blocks + .getRegex(); + block.gfm.paragraph = edit(block._paragraph).replace('hr', block.hr).replace('heading', ' {0,3}#{1,6} ').replace('|lheading', '') // setex headings don't interrupt commonmark paragraphs + .replace('table', block.gfm.table) // interrupt paragraphs with table + .replace('blockquote', ' {0,3}>').replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n').replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt + .replace('html', ')|<(?:script|pre|style|textarea|!--)').replace('tag', block._tag) // pars can be interrupted by type (6) html blocks + .getRegex(); + /** + * Pedantic grammar (original John Gruber's loose markdown specification) + */ + + block.pedantic = merge({}, block.normal, { + html: edit('^ *(?:comment *(?:\\n|\\s*$)' + '|<(tag)[\\s\\S]+? *(?:\\n{2,}|\\s*$)' // closed tag + + '|\\s]*)*?/?> *(?:\\n{2,}|\\s*$))').replace('comment', block._comment).replace(/tag/g, '(?!(?:' + 'a|em|strong|small|s|cite|q|dfn|abbr|data|time|code|var|samp|kbd|sub' + '|sup|i|b|u|mark|ruby|rt|rp|bdi|bdo|span|br|wbr|ins|del|img)' + '\\b)\\w+(?!:|[^\\w\\s@]*@)\\b').getRegex(), + def: /^ *\[([^\]]+)\]: *]+)>?(?: +(["(][^\n]+[")]))? *(?:\n+|$)/, + heading: /^(#{1,6})(.*)(?:\n+|$)/, + fences: noopTest, + // fences not supported + lheading: /^(.+?)\n {0,3}(=+|-+) *(?:\n+|$)/, + paragraph: edit(block.normal._paragraph).replace('hr', block.hr).replace('heading', ' *#{1,6} *[^\n]').replace('lheading', block.lheading).replace('blockquote', ' {0,3}>').replace('|fences', '').replace('|list', '').replace('|html', '').getRegex() + }); + + /** + * Inline-Level Grammar + */ + var inline = { + escape: /^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/, + autolink: /^<(scheme:[^\s\x00-\x1f<>]*|email)>/, + url: noopTest, + tag: '^comment' + '|^' // self-closing tag + + '|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>' // open tag + + '|^<\\?[\\s\\S]*?\\?>' // processing instruction, e.g. + + '|^' // declaration, e.g. + + '|^', + // CDATA section + link: /^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/, + reflink: /^!?\[(label)\]\[(ref)\]/, + nolink: /^!?\[(ref)\](?:\[\])?/, + reflinkSearch: 'reflink|nolink(?!\\()', + emStrong: { + lDelim: /^(?:\*+(?:([punct_])|[^\s*]))|^_+(?:([punct*])|([^\s_]))/, + // (1) and (2) can only be a Right Delimiter. (3) and (4) can only be Left. (5) and (6) can be either Left or Right. + // () Skip orphan inside strong () Consume to delim (1) #*** (2) a***#, a*** (3) #***a, ***a (4) ***# (5) #***# (6) a***a + rDelimAst: /^(?:[^_*\\]|\\.)*?\_\_(?:[^_*\\]|\\.)*?\*(?:[^_*\\]|\\.)*?(?=\_\_)|(?:[^*\\]|\\.)+(?=[^*])|[punct_](\*+)(?=[\s]|$)|(?:[^punct*_\s\\]|\\.)(\*+)(?=[punct_\s]|$)|[punct_\s](\*+)(?=[^punct*_\s])|[\s](\*+)(?=[punct_])|[punct_](\*+)(?=[punct_])|(?:[^punct*_\s\\]|\\.)(\*+)(?=[^punct*_\s])/, + rDelimUnd: /^(?:[^_*\\]|\\.)*?\*\*(?:[^_*\\]|\\.)*?\_(?:[^_*\\]|\\.)*?(?=\*\*)|(?:[^_\\]|\\.)+(?=[^_])|[punct*](\_+)(?=[\s]|$)|(?:[^punct*_\s\\]|\\.)(\_+)(?=[punct*\s]|$)|[punct*\s](\_+)(?=[^punct*_\s])|[\s](\_+)(?=[punct*])|[punct*](\_+)(?=[punct*])/ // ^- Not allowed for _ + }, + + code: /^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/, + br: /^( {2,}|\\)\n(?!\s*$)/, + del: noopTest, + text: /^(`+|[^`])(?:(?= {2,}\n)|[\s\S]*?(?:(?=[\\?@\\[\\]`^{|}~'; + inline.punctuation = edit(inline.punctuation).replace(/punctuation/g, inline._punctuation).getRegex(); + + // sequences em should skip over [title](link), `code`, + inline.blockSkip = /\[[^\]]*?\]\([^\)]*?\)|`[^`]*?`|<[^>]*?>/g; + // lookbehind is not available on Safari as of version 16 + // inline.escapedEmSt = /(?<=(?:^|[^\\)(?:\\[^])*)\\[*_]/g; + inline.escapedEmSt = /(?:^|[^\\])(?:\\\\)*\\[*_]/g; + inline._comment = edit(block._comment).replace('(?:-->|$)', '-->').getRegex(); + inline.emStrong.lDelim = edit(inline.emStrong.lDelim).replace(/punct/g, inline._punctuation).getRegex(); + inline.emStrong.rDelimAst = edit(inline.emStrong.rDelimAst, 'g').replace(/punct/g, inline._punctuation).getRegex(); + inline.emStrong.rDelimUnd = edit(inline.emStrong.rDelimUnd, 'g').replace(/punct/g, inline._punctuation).getRegex(); + inline._escapes = /\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/g; + inline._scheme = /[a-zA-Z][a-zA-Z0-9+.-]{1,31}/; + inline._email = /[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+(@)[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+(?![-_])/; + inline.autolink = edit(inline.autolink).replace('scheme', inline._scheme).replace('email', inline._email).getRegex(); + inline._attribute = /\s+[a-zA-Z:_][\w.:-]*(?:\s*=\s*"[^"]*"|\s*=\s*'[^']*'|\s*=\s*[^\s"'=<>`]+)?/; + inline.tag = edit(inline.tag).replace('comment', inline._comment).replace('attribute', inline._attribute).getRegex(); + inline._label = /(?:\[(?:\\.|[^\[\]\\])*\]|\\.|`[^`]*`|[^\[\]\\`])*?/; + inline._href = /<(?:\\.|[^\n<>\\])+>|[^\s\x00-\x1f]*/; + inline._title = /"(?:\\"?|[^"\\])*"|'(?:\\'?|[^'\\])*'|\((?:\\\)?|[^)\\])*\)/; + inline.link = edit(inline.link).replace('label', inline._label).replace('href', inline._href).replace('title', inline._title).getRegex(); + inline.reflink = edit(inline.reflink).replace('label', inline._label).replace('ref', block._label).getRegex(); + inline.nolink = edit(inline.nolink).replace('ref', block._label).getRegex(); + inline.reflinkSearch = edit(inline.reflinkSearch, 'g').replace('reflink', inline.reflink).replace('nolink', inline.nolink).getRegex(); + + /** + * Normal Inline Grammar + */ + + inline.normal = merge({}, inline); + + /** + * Pedantic Inline Grammar + */ + + inline.pedantic = merge({}, inline.normal, { + strong: { + start: /^__|\*\*/, + middle: /^__(?=\S)([\s\S]*?\S)__(?!_)|^\*\*(?=\S)([\s\S]*?\S)\*\*(?!\*)/, + endAst: /\*\*(?!\*)/g, + endUnd: /__(?!_)/g + }, + em: { + start: /^_|\*/, + middle: /^()\*(?=\S)([\s\S]*?\S)\*(?!\*)|^_(?=\S)([\s\S]*?\S)_(?!_)/, + endAst: /\*(?!\*)/g, + endUnd: /_(?!_)/g + }, + link: edit(/^!?\[(label)\]\((.*?)\)/).replace('label', inline._label).getRegex(), + reflink: edit(/^!?\[(label)\]\s*\[([^\]]*)\]/).replace('label', inline._label).getRegex() + }); + + /** + * GFM Inline Grammar + */ + + inline.gfm = merge({}, inline.normal, { + escape: edit(inline.escape).replace('])', '~|])').getRegex(), + _extended_email: /[A-Za-z0-9._+-]+(@)[a-zA-Z0-9-_]+(?:\.[a-zA-Z0-9-_]*[a-zA-Z0-9])+(?![-_])/, + url: /^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/, + _backpedal: /(?:[^?!.,:;*_'"~()&]+|\([^)]*\)|&(?![a-zA-Z0-9]+;$)|[?!.,:;*_'"~)]+(?!$))+/, + del: /^(~~?)(?=[^\s~])([\s\S]*?[^\s~])\1(?=[^~]|$)/, + text: /^([`~]+|[^`~])(?:(?= {2,}\n)|(?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)|[\s\S]*?(?:(?=[\\ 0.5) { + ch = 'x' + ch.toString(16); + } + out += '&#' + ch + ';'; + } + return out; + } + + /** + * Block Lexer + */ + var Lexer = /*#__PURE__*/function () { + function Lexer(options) { + this.tokens = []; + this.tokens.links = Object.create(null); + this.options = options || exports.defaults; + this.options.tokenizer = this.options.tokenizer || new Tokenizer(); + this.tokenizer = this.options.tokenizer; + this.tokenizer.options = this.options; + this.tokenizer.lexer = this; + this.inlineQueue = []; + this.state = { + inLink: false, + inRawBlock: false, + top: true + }; + var rules = { + block: block.normal, + inline: inline.normal + }; + if (this.options.pedantic) { + rules.block = block.pedantic; + rules.inline = inline.pedantic; + } else if (this.options.gfm) { + rules.block = block.gfm; + if (this.options.breaks) { + rules.inline = inline.breaks; + } else { + rules.inline = inline.gfm; + } + } + this.tokenizer.rules = rules; + } + + /** + * Expose Rules + */ + /** + * Static Lex Method + */ + Lexer.lex = function lex(src, options) { + var lexer = new Lexer(options); + return lexer.lex(src); + } + + /** + * Static Lex Inline Method + */; + Lexer.lexInline = function lexInline(src, options) { + var lexer = new Lexer(options); + return lexer.inlineTokens(src); + } + + /** + * Preprocessing + */; + var _proto = Lexer.prototype; + _proto.lex = function lex(src) { + src = src.replace(/\r\n|\r/g, '\n'); + this.blockTokens(src, this.tokens); + var next; + while (next = this.inlineQueue.shift()) { + this.inlineTokens(next.src, next.tokens); + } + return this.tokens; + } + + /** + * Lexing + */; + _proto.blockTokens = function blockTokens(src, tokens) { + var _this = this; + if (tokens === void 0) { + tokens = []; + } + if (this.options.pedantic) { + src = src.replace(/\t/g, ' ').replace(/^ +$/gm, ''); + } else { + src = src.replace(/^( *)(\t+)/gm, function (_, leading, tabs) { + return leading + ' '.repeat(tabs.length); + }); + } + var token, lastToken, cutSrc, lastParagraphClipped; + while (src) { + if (this.options.extensions && this.options.extensions.block && this.options.extensions.block.some(function (extTokenizer) { + if (token = extTokenizer.call({ + lexer: _this + }, src, tokens)) { + src = src.substring(token.raw.length); + tokens.push(token); + return true; + } + return false; + })) { + continue; + } + + // newline + if (token = this.tokenizer.space(src)) { + src = src.substring(token.raw.length); + if (token.raw.length === 1 && tokens.length > 0) { + // if there's a single \n as a spacer, it's terminating the last line, + // so move it there so that we don't get unecessary paragraph tags + tokens[tokens.length - 1].raw += '\n'; + } else { + tokens.push(token); + } + continue; + } + + // code + if (token = this.tokenizer.code(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + // An indented code block cannot interrupt a paragraph. + if (lastToken && (lastToken.type === 'paragraph' || lastToken.type === 'text')) { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.text; + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } else { + tokens.push(token); + } + continue; + } + + // fences + if (token = this.tokenizer.fences(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // heading + if (token = this.tokenizer.heading(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // hr + if (token = this.tokenizer.hr(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // blockquote + if (token = this.tokenizer.blockquote(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // list + if (token = this.tokenizer.list(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // html + if (token = this.tokenizer.html(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // def + if (token = this.tokenizer.def(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && (lastToken.type === 'paragraph' || lastToken.type === 'text')) { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.raw; + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } else if (!this.tokens.links[token.tag]) { + this.tokens.links[token.tag] = { + href: token.href, + title: token.title + }; + } + continue; + } + + // table (gfm) + if (token = this.tokenizer.table(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // lheading + if (token = this.tokenizer.lheading(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // top-level paragraph + // prevent paragraph consuming extensions by clipping 'src' to extension start + cutSrc = src; + if (this.options.extensions && this.options.extensions.startBlock) { + (function () { + var startIndex = Infinity; + var tempSrc = src.slice(1); + var tempStart = void 0; + _this.options.extensions.startBlock.forEach(function (getStartIndex) { + tempStart = getStartIndex.call({ + lexer: this + }, tempSrc); + if (typeof tempStart === 'number' && tempStart >= 0) { + startIndex = Math.min(startIndex, tempStart); + } + }); + if (startIndex < Infinity && startIndex >= 0) { + cutSrc = src.substring(0, startIndex + 1); + } + })(); + } + if (this.state.top && (token = this.tokenizer.paragraph(cutSrc))) { + lastToken = tokens[tokens.length - 1]; + if (lastParagraphClipped && lastToken.type === 'paragraph') { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.text; + this.inlineQueue.pop(); + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } else { + tokens.push(token); + } + lastParagraphClipped = cutSrc.length !== src.length; + src = src.substring(token.raw.length); + continue; + } + + // text + if (token = this.tokenizer.text(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && lastToken.type === 'text') { + lastToken.raw += '\n' + token.raw; + lastToken.text += '\n' + token.text; + this.inlineQueue.pop(); + this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text; + } else { + tokens.push(token); + } + continue; + } + if (src) { + var errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0); + if (this.options.silent) { + console.error(errMsg); + break; + } else { + throw new Error(errMsg); + } + } + } + this.state.top = true; + return tokens; + }; + _proto.inline = function inline(src, tokens) { + if (tokens === void 0) { + tokens = []; + } + this.inlineQueue.push({ + src: src, + tokens: tokens + }); + return tokens; + } + + /** + * Lexing/Compiling + */; + _proto.inlineTokens = function inlineTokens(src, tokens) { + var _this2 = this; + if (tokens === void 0) { + tokens = []; + } + var token, lastToken, cutSrc; + + // String with links masked to avoid interference with em and strong + var maskedSrc = src; + var match; + var keepPrevChar, prevChar; + + // Mask out reflinks + if (this.tokens.links) { + var links = Object.keys(this.tokens.links); + if (links.length > 0) { + while ((match = this.tokenizer.rules.inline.reflinkSearch.exec(maskedSrc)) != null) { + if (links.includes(match[0].slice(match[0].lastIndexOf('[') + 1, -1))) { + maskedSrc = maskedSrc.slice(0, match.index) + '[' + repeatString('a', match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex); + } + } + } + } + // Mask out other blocks + while ((match = this.tokenizer.rules.inline.blockSkip.exec(maskedSrc)) != null) { + maskedSrc = maskedSrc.slice(0, match.index) + '[' + repeatString('a', match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.blockSkip.lastIndex); + } + + // Mask out escaped em & strong delimiters + while ((match = this.tokenizer.rules.inline.escapedEmSt.exec(maskedSrc)) != null) { + maskedSrc = maskedSrc.slice(0, match.index + match[0].length - 2) + '++' + maskedSrc.slice(this.tokenizer.rules.inline.escapedEmSt.lastIndex); + this.tokenizer.rules.inline.escapedEmSt.lastIndex--; + } + while (src) { + if (!keepPrevChar) { + prevChar = ''; + } + keepPrevChar = false; + + // extensions + if (this.options.extensions && this.options.extensions.inline && this.options.extensions.inline.some(function (extTokenizer) { + if (token = extTokenizer.call({ + lexer: _this2 + }, src, tokens)) { + src = src.substring(token.raw.length); + tokens.push(token); + return true; + } + return false; + })) { + continue; + } + + // escape + if (token = this.tokenizer.escape(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // tag + if (token = this.tokenizer.tag(src)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && token.type === 'text' && lastToken.type === 'text') { + lastToken.raw += token.raw; + lastToken.text += token.text; + } else { + tokens.push(token); + } + continue; + } + + // link + if (token = this.tokenizer.link(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // reflink, nolink + if (token = this.tokenizer.reflink(src, this.tokens.links)) { + src = src.substring(token.raw.length); + lastToken = tokens[tokens.length - 1]; + if (lastToken && token.type === 'text' && lastToken.type === 'text') { + lastToken.raw += token.raw; + lastToken.text += token.text; + } else { + tokens.push(token); + } + continue; + } + + // em & strong + if (token = this.tokenizer.emStrong(src, maskedSrc, prevChar)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // code + if (token = this.tokenizer.codespan(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // br + if (token = this.tokenizer.br(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // del (gfm) + if (token = this.tokenizer.del(src)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // autolink + if (token = this.tokenizer.autolink(src, mangle)) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // url (gfm) + if (!this.state.inLink && (token = this.tokenizer.url(src, mangle))) { + src = src.substring(token.raw.length); + tokens.push(token); + continue; + } + + // text + // prevent inlineText consuming extensions by clipping 'src' to extension start + cutSrc = src; + if (this.options.extensions && this.options.extensions.startInline) { + (function () { + var startIndex = Infinity; + var tempSrc = src.slice(1); + var tempStart = void 0; + _this2.options.extensions.startInline.forEach(function (getStartIndex) { + tempStart = getStartIndex.call({ + lexer: this + }, tempSrc); + if (typeof tempStart === 'number' && tempStart >= 0) { + startIndex = Math.min(startIndex, tempStart); + } + }); + if (startIndex < Infinity && startIndex >= 0) { + cutSrc = src.substring(0, startIndex + 1); + } + })(); + } + if (token = this.tokenizer.inlineText(cutSrc, smartypants)) { + src = src.substring(token.raw.length); + if (token.raw.slice(-1) !== '_') { + // Track prevChar before string of ____ started + prevChar = token.raw.slice(-1); + } + keepPrevChar = true; + lastToken = tokens[tokens.length - 1]; + if (lastToken && lastToken.type === 'text') { + lastToken.raw += token.raw; + lastToken.text += token.text; + } else { + tokens.push(token); + } + continue; + } + if (src) { + var errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0); + if (this.options.silent) { + console.error(errMsg); + break; + } else { + throw new Error(errMsg); + } + } + } + return tokens; + }; + _createClass(Lexer, null, [{ + key: "rules", + get: function get() { + return { + block: block, + inline: inline + }; + } + }]); + return Lexer; + }(); + + /** + * Renderer + */ + var Renderer = /*#__PURE__*/function () { + function Renderer(options) { + this.options = options || exports.defaults; + } + var _proto = Renderer.prototype; + _proto.code = function code(_code, infostring, escaped) { + var lang = (infostring || '').match(/\S*/)[0]; + if (this.options.highlight) { + var out = this.options.highlight(_code, lang); + if (out != null && out !== _code) { + escaped = true; + _code = out; + } + } + _code = _code.replace(/\n$/, '') + '\n'; + if (!lang) { + return '
    ' + (escaped ? _code : escape(_code, true)) + '
    \n'; + } + return '
    ' + (escaped ? _code : escape(_code, true)) + '
    \n'; + } + + /** + * @param {string} quote + */; + _proto.blockquote = function blockquote(quote) { + return "
    \n" + quote + "
    \n"; + }; + _proto.html = function html(_html) { + return _html; + } + + /** + * @param {string} text + * @param {string} level + * @param {string} raw + * @param {any} slugger + */; + _proto.heading = function heading(text, level, raw, slugger) { + if (this.options.headerIds) { + var id = this.options.headerPrefix + slugger.slug(raw); + return "" + text + "\n"; + } + + // ignore IDs + return "" + text + "\n"; + }; + _proto.hr = function hr() { + return this.options.xhtml ? '
    \n' : '
    \n'; + }; + _proto.list = function list(body, ordered, start) { + var type = ordered ? 'ol' : 'ul', + startatt = ordered && start !== 1 ? ' start="' + start + '"' : ''; + return '<' + type + startatt + '>\n' + body + '\n'; + } + + /** + * @param {string} text + */; + _proto.listitem = function listitem(text) { + return "
  • " + text + "
    • \n"; + }; + _proto.checkbox = function checkbox(checked) { + return ' '; + } + + /** + * @param {string} text + */; + _proto.paragraph = function paragraph(text) { + return "

    " + text + "

    \n"; + } + + /** + * @param {string} header + * @param {string} body + */; + _proto.table = function table(header, body) { + if (body) body = "" + body + ""; + return '\n' + '\n' + header + '\n' + body + '
    \n'; + } + + /** + * @param {string} content + */; + _proto.tablerow = function tablerow(content) { + return "\n" + content + "\n"; + }; + _proto.tablecell = function tablecell(content, flags) { + var type = flags.header ? 'th' : 'td'; + var tag = flags.align ? "<" + type + " align=\"" + flags.align + "\">" : "<" + type + ">"; + return tag + content + ("\n"); + } + + /** + * span level renderer + * @param {string} text + */; + _proto.strong = function strong(text) { + return "" + text + ""; + } + + /** + * @param {string} text + */; + _proto.em = function em(text) { + return "" + text + ""; + } + + /** + * @param {string} text + */; + _proto.codespan = function codespan(text) { + return "" + text + ""; + }; + _proto.br = function br() { + return this.options.xhtml ? '
    ' : '
    '; + } + + /** + * @param {string} text + */; + _proto.del = function del(text) { + return "" + text + ""; + } + + /** + * @param {string} href + * @param {string} title + * @param {string} text + */; + _proto.link = function link(href, title, text) { + href = cleanUrl(this.options.sanitize, this.options.baseUrl, href); + if (href === null) { + return text; + } + var out = '    '; + return out; + } + + /** + * @param {string} href + * @param {string} title + * @param {string} text + */; + _proto.image = function image(href, title, text) { + href = cleanUrl(this.options.sanitize, this.options.baseUrl, href); + if (href === null) { + return text; + } + var out = "\""' : '>'; + return out; + }; + _proto.text = function text(_text) { + return _text; + }; + return Renderer; + }(); + + /** + * TextRenderer + * returns only the textual part of the token + */ + var TextRenderer = /*#__PURE__*/function () { + function TextRenderer() {} + var _proto = TextRenderer.prototype; + // no need for block level renderers + _proto.strong = function strong(text) { + return text; + }; + _proto.em = function em(text) { + return text; + }; + _proto.codespan = function codespan(text) { + return text; + }; + _proto.del = function del(text) { + return text; + }; + _proto.html = function html(text) { + return text; + }; + _proto.text = function text(_text) { + return _text; + }; + _proto.link = function link(href, title, text) { + return '' + text; + }; + _proto.image = function image(href, title, text) { + return '' + text; + }; + _proto.br = function br() { + return ''; + }; + return TextRenderer; + }(); + + /** + * Slugger generates header id + */ + var Slugger = /*#__PURE__*/function () { + function Slugger() { + this.seen = {}; + } + + /** + * @param {string} value + */ + var _proto = Slugger.prototype; + _proto.serialize = function serialize(value) { + return value.toLowerCase().trim() + // remove html tags + .replace(/<[!\/a-z].*?>/ig, '') + // remove unwanted chars + .replace(/[\u2000-\u206F\u2E00-\u2E7F\\'!"#$%&()*+,./:;<=>?@[\]^`{|}~]/g, '').replace(/\s/g, '-'); + } + + /** + * Finds the next safe (unique) slug to use + * @param {string} originalSlug + * @param {boolean} isDryRun + */; + _proto.getNextSafeSlug = function getNextSafeSlug(originalSlug, isDryRun) { + var slug = originalSlug; + var occurenceAccumulator = 0; + if (this.seen.hasOwnProperty(slug)) { + occurenceAccumulator = this.seen[originalSlug]; + do { + occurenceAccumulator++; + slug = originalSlug + '-' + occurenceAccumulator; + } while (this.seen.hasOwnProperty(slug)); + } + if (!isDryRun) { + this.seen[originalSlug] = occurenceAccumulator; + this.seen[slug] = 0; + } + return slug; + } + + /** + * Convert string to unique id + * @param {object} [options] + * @param {boolean} [options.dryrun] Generates the next unique slug without + * updating the internal accumulator. + */; + _proto.slug = function slug(value, options) { + if (options === void 0) { + options = {}; + } + var slug = this.serialize(value); + return this.getNextSafeSlug(slug, options.dryrun); + }; + return Slugger; + }(); + + /** + * Parsing & Compiling + */ + var Parser = /*#__PURE__*/function () { + function Parser(options) { + this.options = options || exports.defaults; + this.options.renderer = this.options.renderer || new Renderer(); + this.renderer = this.options.renderer; + this.renderer.options = this.options; + this.textRenderer = new TextRenderer(); + this.slugger = new Slugger(); + } + + /** + * Static Parse Method + */ + Parser.parse = function parse(tokens, options) { + var parser = new Parser(options); + return parser.parse(tokens); + } + + /** + * Static Parse Inline Method + */; + Parser.parseInline = function parseInline(tokens, options) { + var parser = new Parser(options); + return parser.parseInline(tokens); + } + + /** + * Parse Loop + */; + var _proto = Parser.prototype; + _proto.parse = function parse(tokens, top) { + if (top === void 0) { + top = true; + } + var out = '', + i, + j, + k, + l2, + l3, + row, + cell, + header, + body, + token, + ordered, + start, + loose, + itemBody, + item, + checked, + task, + checkbox, + ret; + var l = tokens.length; + for (i = 0; i < l; i++) { + token = tokens[i]; + + // Run any renderer extensions + if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[token.type]) { + ret = this.options.extensions.renderers[token.type].call({ + parser: this + }, token); + if (ret !== false || !['space', 'hr', 'heading', 'code', 'table', 'blockquote', 'list', 'html', 'paragraph', 'text'].includes(token.type)) { + out += ret || ''; + continue; + } + } + switch (token.type) { + case 'space': + { + continue; + } + case 'hr': + { + out += this.renderer.hr(); + continue; + } + case 'heading': + { + out += this.renderer.heading(this.parseInline(token.tokens), token.depth, unescape(this.parseInline(token.tokens, this.textRenderer)), this.slugger); + continue; + } + case 'code': + { + out += this.renderer.code(token.text, token.lang, token.escaped); + continue; + } + case 'table': + { + header = ''; + + // header + cell = ''; + l2 = token.header.length; + for (j = 0; j < l2; j++) { + cell += this.renderer.tablecell(this.parseInline(token.header[j].tokens), { + header: true, + align: token.align[j] + }); + } + header += this.renderer.tablerow(cell); + body = ''; + l2 = token.rows.length; + for (j = 0; j < l2; j++) { + row = token.rows[j]; + cell = ''; + l3 = row.length; + for (k = 0; k < l3; k++) { + cell += this.renderer.tablecell(this.parseInline(row[k].tokens), { + header: false, + align: token.align[k] + }); + } + body += this.renderer.tablerow(cell); + } + out += this.renderer.table(header, body); + continue; + } + case 'blockquote': + { + body = this.parse(token.tokens); + out += this.renderer.blockquote(body); + continue; + } + case 'list': + { + ordered = token.ordered; + start = token.start; + loose = token.loose; + l2 = token.items.length; + body = ''; + for (j = 0; j < l2; j++) { + item = token.items[j]; + checked = item.checked; + task = item.task; + itemBody = ''; + if (item.task) { + checkbox = this.renderer.checkbox(checked); + if (loose) { + if (item.tokens.length > 0 && item.tokens[0].type === 'paragraph') { + item.tokens[0].text = checkbox + ' ' + item.tokens[0].text; + if (item.tokens[0].tokens && item.tokens[0].tokens.length > 0 && item.tokens[0].tokens[0].type === 'text') { + item.tokens[0].tokens[0].text = checkbox + ' ' + item.tokens[0].tokens[0].text; + } + } else { + item.tokens.unshift({ + type: 'text', + text: checkbox + }); + } + } else { + itemBody += checkbox; + } + } + itemBody += this.parse(item.tokens, loose); + body += this.renderer.listitem(itemBody, task, checked); + } + out += this.renderer.list(body, ordered, start); + continue; + } + case 'html': + { + // TODO parse inline content if parameter markdown=1 + out += this.renderer.html(token.text); + continue; + } + case 'paragraph': + { + out += this.renderer.paragraph(this.parseInline(token.tokens)); + continue; + } + case 'text': + { + body = token.tokens ? this.parseInline(token.tokens) : token.text; + while (i + 1 < l && tokens[i + 1].type === 'text') { + token = tokens[++i]; + body += '\n' + (token.tokens ? this.parseInline(token.tokens) : token.text); + } + out += top ? this.renderer.paragraph(body) : body; + continue; + } + default: + { + var errMsg = 'Token with "' + token.type + '" type was not found.'; + if (this.options.silent) { + console.error(errMsg); + return; + } else { + throw new Error(errMsg); + } + } + } + } + return out; + } + + /** + * Parse Inline Tokens + */; + _proto.parseInline = function parseInline(tokens, renderer) { + renderer = renderer || this.renderer; + var out = '', + i, + token, + ret; + var l = tokens.length; + for (i = 0; i < l; i++) { + token = tokens[i]; + + // Run any renderer extensions + if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[token.type]) { + ret = this.options.extensions.renderers[token.type].call({ + parser: this + }, token); + if (ret !== false || !['escape', 'html', 'link', 'image', 'strong', 'em', 'codespan', 'br', 'del', 'text'].includes(token.type)) { + out += ret || ''; + continue; + } + } + switch (token.type) { + case 'escape': + { + out += renderer.text(token.text); + break; + } + case 'html': + { + out += renderer.html(token.text); + break; + } + case 'link': + { + out += renderer.link(token.href, token.title, this.parseInline(token.tokens, renderer)); + break; + } + case 'image': + { + out += renderer.image(token.href, token.title, token.text); + break; + } + case 'strong': + { + out += renderer.strong(this.parseInline(token.tokens, renderer)); + break; + } + case 'em': + { + out += renderer.em(this.parseInline(token.tokens, renderer)); + break; + } + case 'codespan': + { + out += renderer.codespan(token.text); + break; + } + case 'br': + { + out += renderer.br(); + break; + } + case 'del': + { + out += renderer.del(this.parseInline(token.tokens, renderer)); + break; + } + case 'text': + { + out += renderer.text(token.text); + break; + } + default: + { + var errMsg = 'Token with "' + token.type + '" type was not found.'; + if (this.options.silent) { + console.error(errMsg); + return; + } else { + throw new Error(errMsg); + } + } + } + } + return out; + }; + return Parser; + }(); + + /** + * Marked + */ + function marked(src, opt, callback) { + // throw error in case of non string input + if (typeof src === 'undefined' || src === null) { + throw new Error('marked(): input parameter is undefined or null'); + } + if (typeof src !== 'string') { + throw new Error('marked(): input parameter is of type ' + Object.prototype.toString.call(src) + ', string expected'); + } + if (typeof opt === 'function') { + callback = opt; + opt = null; + } + opt = merge({}, marked.defaults, opt || {}); + checkSanitizeDeprecation(opt); + if (callback) { + var highlight = opt.highlight; + var tokens; + try { + tokens = Lexer.lex(src, opt); + } catch (e) { + return callback(e); + } + var done = function done(err) { + var out; + if (!err) { + try { + if (opt.walkTokens) { + marked.walkTokens(tokens, opt.walkTokens); + } + out = Parser.parse(tokens, opt); + } catch (e) { + err = e; + } + } + opt.highlight = highlight; + return err ? callback(err) : callback(null, out); + }; + if (!highlight || highlight.length < 3) { + return done(); + } + delete opt.highlight; + if (!tokens.length) return done(); + var pending = 0; + marked.walkTokens(tokens, function (token) { + if (token.type === 'code') { + pending++; + setTimeout(function () { + highlight(token.text, token.lang, function (err, code) { + if (err) { + return done(err); + } + if (code != null && code !== token.text) { + token.text = code; + token.escaped = true; + } + pending--; + if (pending === 0) { + done(); + } + }); + }, 0); + } + }); + if (pending === 0) { + done(); + } + return; + } + function onError(e) { + e.message += '\nPlease report this to https://github.com/markedjs/marked.'; + if (opt.silent) { + return '

    An error occurred:

    ' + escape(e.message + '', true) + '
    '; + } + throw e; + } + try { + var _tokens = Lexer.lex(src, opt); + if (opt.walkTokens) { + if (opt.async) { + return Promise.all(marked.walkTokens(_tokens, opt.walkTokens)).then(function () { + return Parser.parse(_tokens, opt); + })["catch"](onError); + } + marked.walkTokens(_tokens, opt.walkTokens); + } + return Parser.parse(_tokens, opt); + } catch (e) { + onError(e); + } + } + + /** + * Options + */ + + marked.options = marked.setOptions = function (opt) { + merge(marked.defaults, opt); + changeDefaults(marked.defaults); + return marked; + }; + marked.getDefaults = getDefaults; + marked.defaults = exports.defaults; + + /** + * Use Extension + */ + + marked.use = function () { + var extensions = marked.defaults.extensions || { + renderers: {}, + childTokens: {} + }; + for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) { + args[_key] = arguments[_key]; + } + args.forEach(function (pack) { + // copy options to new object + var opts = merge({}, pack); + + // set async to true if it was set to true before + opts.async = marked.defaults.async || opts.async; + + // ==-- Parse "addon" extensions --== // + if (pack.extensions) { + pack.extensions.forEach(function (ext) { + if (!ext.name) { + throw new Error('extension name required'); + } + if (ext.renderer) { + // Renderer extensions + var prevRenderer = extensions.renderers[ext.name]; + if (prevRenderer) { + // Replace extension with func to run new extension but fall back if false + extensions.renderers[ext.name] = function () { + for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) { + args[_key2] = arguments[_key2]; + } + var ret = ext.renderer.apply(this, args); + if (ret === false) { + ret = prevRenderer.apply(this, args); + } + return ret; + }; + } else { + extensions.renderers[ext.name] = ext.renderer; + } + } + if (ext.tokenizer) { + // Tokenizer Extensions + if (!ext.level || ext.level !== 'block' && ext.level !== 'inline') { + throw new Error("extension level must be 'block' or 'inline'"); + } + if (extensions[ext.level]) { + extensions[ext.level].unshift(ext.tokenizer); + } else { + extensions[ext.level] = [ext.tokenizer]; + } + if (ext.start) { + // Function to check for start of token + if (ext.level === 'block') { + if (extensions.startBlock) { + extensions.startBlock.push(ext.start); + } else { + extensions.startBlock = [ext.start]; + } + } else if (ext.level === 'inline') { + if (extensions.startInline) { + extensions.startInline.push(ext.start); + } else { + extensions.startInline = [ext.start]; + } + } + } + } + if (ext.childTokens) { + // Child tokens to be visited by walkTokens + extensions.childTokens[ext.name] = ext.childTokens; + } + }); + opts.extensions = extensions; + } + + // ==-- Parse "overwrite" extensions --== // + if (pack.renderer) { + (function () { + var renderer = marked.defaults.renderer || new Renderer(); + var _loop = function _loop(prop) { + var prevRenderer = renderer[prop]; + // Replace renderer with func to run extension, but fall back if false + renderer[prop] = function () { + for (var _len3 = arguments.length, args = new Array(_len3), _key3 = 0; _key3 < _len3; _key3++) { + args[_key3] = arguments[_key3]; + } + var ret = pack.renderer[prop].apply(renderer, args); + if (ret === false) { + ret = prevRenderer.apply(renderer, args); + } + return ret; + }; + }; + for (var prop in pack.renderer) { + _loop(prop); + } + opts.renderer = renderer; + })(); + } + if (pack.tokenizer) { + (function () { + var tokenizer = marked.defaults.tokenizer || new Tokenizer(); + var _loop2 = function _loop2(prop) { + var prevTokenizer = tokenizer[prop]; + // Replace tokenizer with func to run extension, but fall back if false + tokenizer[prop] = function () { + for (var _len4 = arguments.length, args = new Array(_len4), _key4 = 0; _key4 < _len4; _key4++) { + args[_key4] = arguments[_key4]; + } + var ret = pack.tokenizer[prop].apply(tokenizer, args); + if (ret === false) { + ret = prevTokenizer.apply(tokenizer, args); + } + return ret; + }; + }; + for (var prop in pack.tokenizer) { + _loop2(prop); + } + opts.tokenizer = tokenizer; + })(); + } + + // ==-- Parse WalkTokens extensions --== // + if (pack.walkTokens) { + var _walkTokens = marked.defaults.walkTokens; + opts.walkTokens = function (token) { + var values = []; + values.push(pack.walkTokens.call(this, token)); + if (_walkTokens) { + values = values.concat(_walkTokens.call(this, token)); + } + return values; + }; + } + marked.setOptions(opts); + }); + }; + + /** + * Run callback for every token + */ + + marked.walkTokens = function (tokens, callback) { + var values = []; + var _loop3 = function _loop3() { + var token = _step.value; + values = values.concat(callback.call(marked, token)); + switch (token.type) { + case 'table': + { + for (var _iterator2 = _createForOfIteratorHelperLoose(token.header), _step2; !(_step2 = _iterator2()).done;) { + var cell = _step2.value; + values = values.concat(marked.walkTokens(cell.tokens, callback)); + } + for (var _iterator3 = _createForOfIteratorHelperLoose(token.rows), _step3; !(_step3 = _iterator3()).done;) { + var row = _step3.value; + for (var _iterator4 = _createForOfIteratorHelperLoose(row), _step4; !(_step4 = _iterator4()).done;) { + var _cell = _step4.value; + values = values.concat(marked.walkTokens(_cell.tokens, callback)); + } + } + break; + } + case 'list': + { + values = values.concat(marked.walkTokens(token.items, callback)); + break; + } + default: + { + if (marked.defaults.extensions && marked.defaults.extensions.childTokens && marked.defaults.extensions.childTokens[token.type]) { + // Walk any extensions + marked.defaults.extensions.childTokens[token.type].forEach(function (childTokens) { + values = values.concat(marked.walkTokens(token[childTokens], callback)); + }); + } else if (token.tokens) { + values = values.concat(marked.walkTokens(token.tokens, callback)); + } + } + } + }; + for (var _iterator = _createForOfIteratorHelperLoose(tokens), _step; !(_step = _iterator()).done;) { + _loop3(); + } + return values; + }; + + /** + * Parse Inline + * @param {string} src + */ + marked.parseInline = function (src, opt) { + // throw error in case of non string input + if (typeof src === 'undefined' || src === null) { + throw new Error('marked.parseInline(): input parameter is undefined or null'); + } + if (typeof src !== 'string') { + throw new Error('marked.parseInline(): input parameter is of type ' + Object.prototype.toString.call(src) + ', string expected'); + } + opt = merge({}, marked.defaults, opt || {}); + checkSanitizeDeprecation(opt); + try { + var tokens = Lexer.lexInline(src, opt); + if (opt.walkTokens) { + marked.walkTokens(tokens, opt.walkTokens); + } + return Parser.parseInline(tokens, opt); + } catch (e) { + e.message += '\nPlease report this to https://github.com/markedjs/marked.'; + if (opt.silent) { + return '

    An error occurred:

    ' + escape(e.message + '', true) + '
    '; + } + throw e; + } + }; + + /** + * Expose + */ + marked.Parser = Parser; + marked.parser = Parser.parse; + marked.Renderer = Renderer; + marked.TextRenderer = TextRenderer; + marked.Lexer = Lexer; + marked.lexer = Lexer.lex; + marked.Tokenizer = Tokenizer; + marked.Slugger = Slugger; + marked.parse = marked; + var options = marked.options; + var setOptions = marked.setOptions; + var use = marked.use; + var walkTokens = marked.walkTokens; + var parseInline = marked.parseInline; + var parse = marked; + var parser = Parser.parse; + var lexer = Lexer.lex; + + exports.Lexer = Lexer; + exports.Parser = Parser; + exports.Renderer = Renderer; + exports.Slugger = Slugger; + exports.TextRenderer = TextRenderer; + exports.Tokenizer = Tokenizer; + exports.getDefaults = getDefaults; + exports.lexer = lexer; + exports.marked = marked; + exports.options = options; + exports.parse = parse; + exports.parseInline = parseInline; + exports.parser = parser; + exports.setOptions = setOptions; + exports.use = use; + exports.walkTokens = walkTokens; + +})); -- cgit v1.2.3