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hexo/node_modules/marked/lib/marked.cjs

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20231003 update
2023-10-03 11:14:36 +08:00
/**
* marked v4.3.0 - 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 _extends() {
_extends = Object.assign ? Object.assign.bind() : function (target) {
for (var i = 1; i < arguments.length; i++) {
var source = arguments[i];
for (var key in source) {
if (Object.prototype.hasOwnProperty.call(source, key)) {
target[key] = source[key];
}
}
}
return target;
};
return _extends.apply(this, arguments);
}
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,
hooks: 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 = {
'&': '&amp;',
'<': '&lt;',
'>': '&gt;',
'"': '&quot;',
"'": '&#39;'
};
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, '$1') + href;
} else {
return base + href;
}
}
var noopTest = {
exec: function noopTest() {}
};
function splitCells(tableRow, count) {
// ensure that every cell-delimiting pipe has a space
// before it to distinguish it from an escaped pipe
var row = tableRow.replace(/\|/g, function (match, offset, str) {
var escaped = false,
curr = offset;
while (--curr >= 0 && str[curr] === '\\') {
escaped = !escaped;
}
if (escaped) {
// odd number of slashes means | is escaped
// so we leave it alone
return '|';
} else {
// add space before unescaped |
return ' |';
}
}),
cells = row.split(/ \|/);
var i = 0;
// First/last cell in a row cannot be empty if it has no leading/trailing pipe
if (!cells[0].trim()) {
cells.shift();
}
if (cells.length > 0 && !cells[cells.length - 1].trim()) {
cells.pop();
}
if (cells.length > count) {
cells.splice(count);
} else {
while (cells.length < count) {
cells.push('');
}
}
for (; i < cells.length; i++) {
// leading or trailing whitespace is ignored per the gfm spec
cells[i] = cells[i].trim().replace(/\\\|/g, '|');
}
return cells;
}
/**
* Remove trailing 'c's. Equivalent to str.replace(/c*$/, '').
* /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$1(src) {
var cap = this.rules.inline.escape.exec(src);
if (cap) {
return {
type: 'escape',
raw: cap[0],
text: escape(cap[1])
};
}
};
_proto.tag = function tag(src) {
var cap = this.rules.inline.tag.exec(src);
if (cap) {
if (!this.lexer.state.inLink && /^<a /i.test(cap[0])) {
this.lexer.state.inLink = true;
} else if (this.lexer.state.inLink && /^<\/a>/i.test(cap[0])) {
this.lexer.state.inLink = false;
}
if (!this.lexer.state.inRawBlock && /^<(pre|code|kbd|script)(\s|>)/i.test(cap[0])) {
this.lexer.state.inRawBlock = true;
} else if (this.lexer.state.inRawBlock && /^<\/(pre|code|kbd|script)(\s|>)/i.test(cap[0])) {
this.lexer.state.inRawBlock = false;
}
return {
type: this.options.sanitize ? 'text' : 'html',
raw: cap[0],
inLink: this.lexer.state.inLink,
inRawBlock: this.lexer.state.inRawBlock,
text: this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0]) : cap[0]
};
}
};
_proto.link = function link(src) {
var cap = this.rules.inline.link.exec(src);
if (cap) {
var trimmedUrl = cap[2].trim();
if (!this.options.pedantic && /^</.test(trimmedUrl)) {
// commonmark requires matching angle brackets
if (!/>$/.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(href)) {
if (this.options.pedantic && !/>$/.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\uA8D
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|$)/,
html: '^ {0,3}(?:' // optional indentation
+ '<(script|pre|style|textarea)[\\s>][\\s\\S]*?(?:</\\1>[^\\n]*\\n+|$)' // (1)
+ '|comment[^\\n]*(\\n+|$)' // (2)
+ '|<\\?[\\s\\S]*?(?:\\?>\\n*|$)' // (3)
+ '|<![A-Z][\\s\\S]*?(?:>\\n*|$)' // (4)
+ '|<!\\[CDATA\\[[\\s\\S]*?(?:\\]\\]>\\n*|$)' // (5)
+ '|</?(tag)(?: +|\\n|/?>)[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (6)
+ '|<(?!script|pre|style|textarea)([a-z][\\w-]*)(?:attribute)*? */?>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n *)+\\n|$)' // (7) open tag
+ '|</(?!script|pre|style|textarea)[a-z][\\w-]*\\s*>(?=[ \\t]*(?:\\n|$))[\\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+|$))').replace('def', '\\n+(?=' + block.def.source + ')').getRegex();
block._tag = 'address|article|aside|base|basefont|blockquote|body|caption' + '|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption' + '|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe' + '|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option' + '|p|param|section|source|summary|table|tbody|td|tfoot|th|thead|title|tr' + '|track|ul';
block._comment = /<!--(?!-?>)[\s\S]*?(?:-->|$)/;
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', '</?(?:tag)(?: +|\\n|/?>)|<(?: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 = _extends({}, block);
/**
* GFM Block Grammar
*/
block.gfm = _extends({}, 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', '</?(?:tag)(?: +|\\n|/?>)|<(?: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', '</?(?:tag)(?: +|\\n|/?>)|<(?: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 = _extends({}, block.normal, {
html: edit('^ *(?:comment *(?:\\n|\\s*$)' + '|<(tag)[\\s\\S]+?</\\1> *(?:\\n{2,}|\\s*$)' // closed tag
+ '|<tag(?:"[^"]*"|\'[^\']*\'|\\s[^\'"/>\\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: /^ *\[([^\]]+)\]: *<?([^\s>]+)>?(?: +(["(][^\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' + '|^</[a-zA-Z][\\w:-]*\\s*>' // self-closing tag
+ '|^<[a-zA-Z][\\w-]*(?:attribute)*?\\s*/?>' // open tag
+ '|^<\\?[\\s\\S]*?\\?>' // processing instruction, e.g. <?php ?>
+ '|^<![a-zA-Z]+\\s[\\s\\S]*?>' // declaration, e.g. <!DOCTYPE html>
+ '|^<!\\[CDATA\\[[\\s\\S]*?\\]\\]>',
// 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]*?(?:(?=[\\<!\[`*_]|\b_|$)|[^ ](?= {2,}\n)))/,
punctuation: /^([\spunctuation])/
};
// list of punctuation marks from CommonMark spec
// without * and _ to handle the different emphasis markers * and _
inline._punctuation = '!"#$%&\'()+\\-.,/:;<=>?@\\[\\]`^{|}~';
inline.punctuation = edit(inline.punctuation).replace(/punctuation/g, inline._punctuation).getRegex();
// sequences em should skip over [title](link), `code`, <html>
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 = _extends({}, inline);
/**
* Pedantic Inline Grammar
*/
inline.pedantic = _extends({}, 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 = _extends({}, 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]*?(?:(?=[\\<!\[`*~_]|\b_|https?:\/\/|ftp:\/\/|www\.|$)|[^ ](?= {2,}\n)|[^a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-](?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@)))/
});
inline.gfm.url = edit(inline.gfm.url, 'i').replace('email', inline.gfm._extended_email).getRegex();
/**
* GFM + Line Breaks Inline Grammar
*/
inline.breaks = _extends({}, inline.gfm, {
br: edit(inline.br).replace('{2,}', '*').getRegex(),
text: edit(inline.gfm.text).replace('\\b_', '\\b_| {2,}\\n').replace(/\{2,\}/g, '*').getRegex()
});
/**
* smartypants text replacement
* @param {string} text
*/
function smartypants(text) {
return text
// em-dashes
.replace(/---/g, "\u2014")
// en-dashes
.replace(/--/g, "\u2013")
// opening singles
.replace(/(^|[-\u2014/(\[{"\s])'/g, "$1\u2018")
// closing singles & apostrophes
.replace(/'/g, "\u2019")
// opening doubles
.replace(/(^|[-\u2014/(\[{\u2018\s])"/g, "$1\u201C")
// closing doubles
.replace(/"/g, "\u201D")
// ellipses
.replace(/\.{3}/g, "\u2026");
}
/**
* mangle email addresses
* @param {string} text
*/
function mangle(text) {
var out = '',
i,
ch;
var l = text.length;
for (i = 0; i < l; i++) {
ch = text.charCodeAt(i);
if (Math.random() > 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 '<pre><code>' + (escaped ? _code : escape(_code, true)) + '</code></pre>\n';
}
return '<pre><code class="' + this.options.langPrefix + escape(lang) + '">' + (escaped ? _code : escape(_code, true)) + '</code></pre>\n';
}
/**
* @param {string} quote
*/;
_proto.blockquote = function blockquote(quote) {
return "<blockquote>\n" + quote + "</blockquote>\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 "<h" + level + " id=\"" + id + "\">" + text + "</h" + level + ">\n";
}
// ignore IDs
return "<h" + level + ">" + text + "</h" + level + ">\n";
};
_proto.hr = function hr() {
return this.options.xhtml ? '<hr/>\n' : '<hr>\n';
};
_proto.list = function list(body, ordered, start) {
var type = ordered ? 'ol' : 'ul',
startatt = ordered && start !== 1 ? ' start="' + start + '"' : '';
return '<' + type + startatt + '>\n' + body + '</' + type + '>\n';
}
/**
* @param {string} text
*/;
_proto.listitem = function listitem(text) {
return "<li>" + text + "</li>\n";
};
_proto.checkbox = function checkbox(checked) {
return '<input ' + (checked ? 'checked="" ' : '') + 'disabled="" type="checkbox"' + (this.options.xhtml ? ' /' : '') + '> ';
}
/**
* @param {string} text
*/;
_proto.paragraph = function paragraph(text) {
return "<p>" + text + "</p>\n";
}
/**
* @param {string} header
* @param {string} body
*/;
_proto.table = function table(header, body) {
if (body) body = "<tbody>" + body + "</tbody>";
return '<table>\n' + '<thead>\n' + header + '</thead>\n' + body + '</table>\n';
}
/**
* @param {string} content
*/;
_proto.tablerow = function tablerow(content) {
return "<tr>\n" + content + "</tr>\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 + ("</" + type + ">\n");
}
/**
* span level renderer
* @param {string} text
*/;
_proto.strong = function strong(text) {
return "<strong>" + text + "</strong>";
}
/**
* @param {string} text
*/;
_proto.em = function em(text) {
return "<em>" + text + "</em>";
}
/**
* @param {string} text
*/;
_proto.codespan = function codespan(text) {
return "<code>" + text + "</code>";
};
_proto.br = function br() {
return this.options.xhtml ? '<br/>' : '<br>';
}
/**
* @param {string} text
*/;
_proto.del = function del(text) {
return "<del>" + text + "</del>";
}
/**
* @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 = '<a href="' + href + '"';
if (title) {
out += ' title="' + title + '"';
}
out += '>' + text + '</a>';
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 = "<img src=\"" + href + "\" alt=\"" + text + "\"";
if (title) {
out += " title=\"" + title + "\"";
}
out += this.options.xhtml ? '/>' : '>';
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;
}();
var Hooks = /*#__PURE__*/function () {
function Hooks(options) {
this.options = options || exports.defaults;
}
var _proto = Hooks.prototype;
/**
* Process markdown before marked
*/
_proto.preprocess = function preprocess(markdown) {
return markdown;
}
/**
* Process HTML after marked is finished
*/;
_proto.postprocess = function postprocess(html) {
return html;
};
return Hooks;
}();
Hooks.passThroughHooks = new Set(['preprocess', 'postprocess']);
function onError(silent, async, callback) {
return function (e) {
e.message += '\nPlease report this to https://github.com/markedjs/marked.';
if (silent) {
var msg = '<p>An error occurred:</p><pre>' + escape(e.message + '', true) + '</pre>';
if (async) {
return Promise.resolve(msg);
}
if (callback) {
callback(null, msg);
return;
}
return msg;
}
if (async) {
return Promise.reject(e);
}
if (callback) {
callback(e);
return;
}
throw e;
};
}
function parseMarkdown(lexer, parser) {
return function (src, opt, callback) {
if (typeof opt === 'function') {
callback = opt;
opt = null;
}
var origOpt = _extends({}, opt);
opt = _extends({}, marked.defaults, origOpt);
var throwError = onError(opt.silent, opt.async, callback);
// throw error in case of non string input
if (typeof src === 'undefined' || src === null) {
return throwError(new Error('marked(): input parameter is undefined or null'));
}
if (typeof src !== 'string') {
return throwError(new Error('marked(): input parameter is of type ' + Object.prototype.toString.call(src) + ', string expected'));
}
checkSanitizeDeprecation(opt);
if (opt.hooks) {
opt.hooks.options = opt;
}
if (callback) {
var highlight = opt.highlight;
var tokens;
try {
if (opt.hooks) {
src = opt.hooks.preprocess(src);
}
tokens = lexer(src, opt);
} catch (e) {
return throwError(e);
}
var done = function done(err) {
var out;
if (!err) {
try {
if (opt.walkTokens) {
marked.walkTokens(tokens, opt.walkTokens);
}
out = parser(tokens, opt);
if (opt.hooks) {
out = opt.hooks.postprocess(out);
}
} catch (e) {
err = e;
}
}
opt.highlight = highlight;
return err ? throwError(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;
}
if (opt.async) {
return Promise.resolve(opt.hooks ? opt.hooks.preprocess(src) : src).then(function (src) {
return lexer(src, opt);
}).then(function (tokens) {
return opt.walkTokens ? Promise.all(marked.walkTokens(tokens, opt.walkTokens)).then(function () {
return tokens;
}) : tokens;
}).then(function (tokens) {
return parser(tokens, opt);
}).then(function (html) {
return opt.hooks ? opt.hooks.postprocess(html) : html;
})["catch"](throwError);
}
try {
if (opt.hooks) {
src = opt.hooks.preprocess(src);
}
var _tokens = lexer(src, opt);
if (opt.walkTokens) {
marked.walkTokens(_tokens, opt.walkTokens);
}
var html = parser(_tokens, opt);
if (opt.hooks) {
html = opt.hooks.postprocess(html);
}
return html;
} catch (e) {
return throwError(e);
}
};
}
/**
* Marked
*/
function marked(src, opt, callback) {
return parseMarkdown(Lexer.lex, Parser.parse)(src, opt, callback);
}
/**
* Options
*/
marked.options = marked.setOptions = function (opt) {
marked.defaults = _extends({}, 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 = _extends({}, pack);
// set async to true if it was set to true before
opts.async = marked.defaults.async || opts.async || false;
// ==-- 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 Hooks extensions --== //
if (pack.hooks) {
(function () {
var hooks = marked.defaults.hooks || new Hooks();
var _loop3 = function _loop3(prop) {
var prevHook = hooks[prop];
if (Hooks.passThroughHooks.has(prop)) {
hooks[prop] = function (arg) {
if (marked.defaults.async) {
return Promise.resolve(pack.hooks[prop].call(hooks, arg)).then(function (ret) {
return prevHook.call(hooks, ret);
});
}
var ret = pack.hooks[prop].call(hooks, arg);
return prevHook.call(hooks, ret);
};
} else {
hooks[prop] = function () {
for (var _len5 = arguments.length, args = new Array(_len5), _key5 = 0; _key5 < _len5; _key5++) {
args[_key5] = arguments[_key5];
}
var ret = pack.hooks[prop].apply(hooks, args);
if (ret === false) {
ret = prevHook.apply(hooks, args);
}
return ret;
};
}
};
for (var prop in pack.hooks) {
_loop3(prop);
}
opts.hooks = hooks;
})();
}
// ==-- 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 _loop4 = function _loop4() {
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;) {
_loop4();
}
return values;
};
/**
* Parse Inline
* @param {string} src
*/
marked.parseInline = parseMarkdown(Lexer.lexInline, Parser.parseInline);
/**
* 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.Hooks = Hooks;
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.Hooks = Hooks;
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;