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MeshCentral/public/scripts/marked.js
si458 f23792881e more general web fixes and updates 
Signed-off-by: si458 <simonsmith5521@gmail.com>
2024-10-28 11:26:30 +00:00

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/**
* marked v14.1.3 - a markdown parser
* Copyright (c) 2011-2024, 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 (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';
/**
* Gets the original marked default options.
*/
function _getDefaults() {
return {
async: false,
breaks: false,
extensions: null,
gfm: true,
hooks: null,
pedantic: false,
renderer: null,
silent: false,
tokenizer: null,
walkTokens: null,
};
}
exports.defaults = _getDefaults();
function changeDefaults(newDefaults) {
exports.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 = {
'&': '&amp;',
'<': '&lt;',
'>': '&gt;',
'"': '&quot;',
"'": '&#39;',
};
const getEscapeReplacement = (ch) => escapeReplacements[ch];
function escape$1(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 caret = /(^|[^\[])\^/g;
function edit(regex, opt) {
let source = typeof regex === 'string' ? regex : regex.source;
opt = opt || '';
const obj = {
replace: (name, val) => {
let valSource = typeof val === 'string' ? val : val.source;
valSource = valSource.replace(caret, '$1');
source = source.replace(name, valSource);
return obj;
},
getRegex: () => {
return new RegExp(source, opt);
},
};
return obj;
}
function cleanUrl(href) {
try {
href = encodeURI(href).replace(/%25/g, '%');
}
catch {
return null;
}
return href;
}
const noopTest = { exec: () => null };
function splitCells(tableRow, count) {
// ensure that every cell-delimiting pipe has a space
// before it to distinguish it from an escaped pipe
const row = tableRow.replace(/\|/g, (match, offset, str) => {
let escaped = false;
let curr = offset;
while (--curr >= 0 && str[curr] === '\\')
escaped = !escaped;
if (escaped) {
// odd number of slashes means | is escaped
// so we leave it alone
return '|';
}
else {
// add space before unescaped |
return ' |';
}
}), cells = row.split(/ \|/);
let i = 0;
// First/last cell in a row cannot be empty if it has no leading/trailing pipe
if (!cells[0].trim()) {
cells.shift();
}
if (cells.length > 0 && !cells[cells.length - 1].trim()) {
cells.pop();
}
if (count) {
if (cells.length > count) {
cells.splice(count);
}
else {
while (cells.length < count)
cells.push('');
}
}
for (; i < cells.length; i++) {
// leading or trailing whitespace is ignored per the gfm spec
cells[i] = cells[i].trim().replace(/\\\|/g, '|');
}
return cells;
}
/**
* Remove trailing 'c's. Equivalent to str.replace(/c*$/, '').
* /c*$/ is vulnerable to REDOS.
*
* @param str
* @param c
* @param 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;
}
let level = 0;
for (let i = 0; i < str.length; 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 outputLink(cap, link, raw, lexer) {
const href = link.href;
const title = link.title ? escape$1(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$1(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 {
options;
rules; // set by the lexer
lexer; // set by the lexer
constructor(options) {
this.options = options || exports.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}| {0,3}\t)/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.anyPunctuation, '$1') : cap[2],
text,
};
}
}
heading(src) {
const cap = this.rules.block.heading.exec(src);
if (cap) {
let text = cap[2].trim();
// remove trailing #s
if (/#$/.test(text)) {
const trimmed = rtrim(text, '#');
if (this.options.pedantic) {
text = trimmed.trim();
}
else if (!trimmed || / $/.test(trimmed)) {
// CommonMark requires space before trailing #s
text = trimmed.trim();
}
}
return {
type: 'heading',
raw: cap[0],
depth: cap[1].length,
text,
tokens: this.lexer.inline(text),
};
}
}
hr(src) {
const cap = this.rules.block.hr.exec(src);
if (cap) {
return {
type: 'hr',
raw: rtrim(cap[0], '\n'),
};
}
}
blockquote(src) {
const cap = this.rules.block.blockquote.exec(src);
if (cap) {
let lines = rtrim(cap[0], '\n').split('\n');
let raw = '';
let text = '';
const tokens = [];
while (lines.length > 0) {
let inBlockquote = false;
const currentLines = [];
let i;
for (i = 0; i < lines.length; i++) {
// get lines up to a continuation
if (/^ {0,3}>/.test(lines[i])) {
currentLines.push(lines[i]);
inBlockquote = true;
}
else if (!inBlockquote) {
currentLines.push(lines[i]);
}
else {
break;
}
}
lines = lines.slice(i);
const currentRaw = currentLines.join('\n');
const currentText = currentRaw
// precede setext continuation with 4 spaces so it isn't a setext
.replace(/\n {0,3}((?:=+|-+) *)(?=\n|$)/g, '\n $1')
.replace(/^ {0,3}>[ \t]?/gm, '');
raw = raw ? `${raw}\n${currentRaw}` : currentRaw;
text = text ? `${text}\n${currentText}` : currentText;
// parse blockquote lines as top level tokens
// merge paragraphs if this is a continuation
const top = this.lexer.state.top;
this.lexer.state.top = true;
this.lexer.blockTokens(currentText, tokens, true);
this.lexer.state.top = top;
// if there is no continuation then we are done
if (lines.length === 0) {
break;
}
const lastToken = tokens[tokens.length - 1];
if (lastToken?.type === 'code') {
// blockquote continuation cannot be preceded by a code block
break;
}
else if (lastToken?.type === 'blockquote') {
// include continuation in nested blockquote
const oldToken = lastToken;
const newText = oldToken.raw + '\n' + lines.join('\n');
const newToken = this.blockquote(newText);
tokens[tokens.length - 1] = newToken;
raw = raw.substring(0, raw.length - oldToken.raw.length) + newToken.raw;
text = text.substring(0, text.length - oldToken.text.length) + newToken.text;
break;
}
else if (lastToken?.type === 'list') {
// include continuation in nested list
const oldToken = lastToken;
const newText = oldToken.raw + '\n' + lines.join('\n');
const newToken = this.list(newText);
tokens[tokens.length - 1] = newToken;
raw = raw.substring(0, raw.length - lastToken.raw.length) + newToken.raw;
text = text.substring(0, text.length - oldToken.raw.length) + newToken.raw;
lines = newText.substring(tokens[tokens.length - 1].raw.length).split('\n');
continue;
}
}
return {
type: 'blockquote',
raw,
tokens,
text,
};
}
}
list(src) {
let cap = this.rules.block.list.exec(src);
if (cap) {
let bull = cap[1].trim();
const isordered = bull.length > 1;
const list = {
type: 'list',
raw: '',
ordered: isordered,
start: isordered ? +bull.slice(0, -1) : '',
loose: false,
items: [],
};
bull = isordered ? `\\d{1,9}\\${bull.slice(-1)}` : `\\${bull}`;
if (this.options.pedantic) {
bull = isordered ? bull : '[*+-]';
}
// Get next list item
const itemRegex = new RegExp(`^( {0,3}${bull})((?:[\t ][^\\n]*)?(?:\\n|$))`);
let endsWithBlankLine = false;
// Check if current bullet point can start a new List Item
while (src) {
let endEarly = false;
let raw = '';
let itemContents = '';
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);
let line = cap[2].split('\n', 1)[0].replace(/^\t+/, (t) => ' '.repeat(3 * t.length));
let nextLine = src.split('\n', 1)[0];
let blankLine = !line.trim();
let indent = 0;
if (this.options.pedantic) {
indent = 2;
itemContents = line.trimStart();
}
else if (blankLine) {
indent = cap[1].length + 1;
}
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;
}
if (blankLine && /^[ \t]*$/.test(nextLine)) { // Items begin with at most one blank line
raw += nextLine + '\n';
src = src.substring(nextLine.length + 1);
endEarly = true;
}
if (!endEarly) {
const nextBulletRegex = new RegExp(`^ {0,${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,${Math.min(3, indent - 1)}}#`);
const htmlBeginRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}<[a-z].*>`, 'i');
// Check if following lines should be included in List Item
while (src) {
const rawLine = src.split('\n', 1)[0];
let nextLineWithoutTabs;
nextLine = rawLine;
// Re-align to follow commonmark nesting rules
if (this.options.pedantic) {
nextLine = nextLine.replace(/^ {1,4}(?=( {4})*[^ ])/g, ' ');
nextLineWithoutTabs = nextLine;
}
else {
nextLineWithoutTabs = nextLine.replace(/\t/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 html block
if (htmlBeginRegex.test(nextLine)) {
break;
}
// End list item if found start of new bullet
if (nextBulletRegex.test(nextLine)) {
break;
}
// Horizontal rule found
if (hrRegex.test(nextLine)) {
break;
}
if (nextLineWithoutTabs.search(/[^ ]/) >= indent || !nextLine.trim()) { // Dedent if possible
itemContents += '\n' + nextLineWithoutTabs.slice(indent);
}
else {
// not enough indentation
if (blankLine) {
break;
}
// paragraph continuation unless last line was a different block level element
if (line.replace(/\t/g, ' ').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 = nextLineWithoutTabs.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[ \t]*\n[ \t]*$/.test(raw)) {
endsWithBlankLine = true;
}
}
let istask = null;
let ischecked;
// 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,
tokens: [],
});
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 = list.items[list.items.length - 1].raw.trimEnd();
list.items[list.items.length - 1].text = list.items[list.items.length - 1].text.trimEnd();
list.raw = list.raw.trimEnd();
// Item child tokens handled here at end because we needed to have the final item to trim it first
for (let i = 0; i < list.items.length; 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 (let i = 0; i < list.items.length; i++) {
list.items[i].loose = true;
}
}
return list;
}
}
html(src) {
const cap = this.rules.block.html.exec(src);
if (cap) {
const token = {
type: 'html',
block: true,
raw: cap[0],
pre: cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style',
text: cap[0],
};
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.anyPunctuation, '$1') : '';
const title = cap[3] ? cap[3].substring(1, cap[3].length - 1).replace(this.rules.inline.anyPunctuation, '$1') : cap[3];
return {
type: 'def',
tag,
raw: cap[0],
href,
title,
};
}
}
table(src) {
const cap = this.rules.block.table.exec(src);
if (!cap) {
return;
}
if (!/[:|]/.test(cap[2])) {
// delimiter row must have a pipe (|) or colon (:) otherwise it is a setext heading
return;
}
const headers = splitCells(cap[1]);
const aligns = cap[2].replace(/^\||\| *$/g, '').split('|');
const rows = cap[3] && cap[3].trim() ? cap[3].replace(/\n[ \t]*$/, '').split('\n') : [];
const item = {
type: 'table',
raw: cap[0],
header: [],
align: [],
rows: [],
};
if (headers.length !== aligns.length) {
// header and align columns must be equal, rows can be different.
return;
}
for (const align of aligns) {
if (/^ *-+: *$/.test(align)) {
item.align.push('right');
}
else if (/^ *:-+: *$/.test(align)) {
item.align.push('center');
}
else if (/^ *:-+ *$/.test(align)) {
item.align.push('left');
}
else {
item.align.push(null);
}
}
for (let i = 0; i < headers.length; i++) {
item.header.push({
text: headers[i],
tokens: this.lexer.inline(headers[i]),
header: true,
align: item.align[i],
});
}
for (const row of rows) {
item.rows.push(splitCells(row, item.header.length).map((cell, i) => {
return {
text: cell,
tokens: this.lexer.inline(cell),
header: false,
align: item.align[i],
};
}));
}
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$1(cap[1]),
};
}
}
tag(src) {
const cap = this.rules.inline.tag.exec(src);
if (cap) {
if (!this.lexer.state.inLink && /^<a /i.test(cap[0])) {
this.lexer.state.inLink = true;
}
else if (this.lexer.state.inLink && /^<\/a>/i.test(cap[0])) {
this.lexer.state.inLink = false;
}
if (!this.lexer.state.inRawBlock && /^<(pre|code|kbd|script)(\s|>)/i.test(cap[0])) {
this.lexer.state.inRawBlock = true;
}
else if (this.lexer.state.inRawBlock && /^<\/(pre|code|kbd|script)(\s|>)/i.test(cap[0])) {
this.lexer.state.inRawBlock = false;
}
return {
type: 'html',
raw: cap[0],
inLink: this.lexer.state.inLink,
inRawBlock: this.lexer.state.inRawBlock,
block: false,
text: cap[0],
};
}
}
link(src) {
const cap = this.rules.inline.link.exec(src);
if (cap) {
const trimmedUrl = cap[2].trim();
if (!this.options.pedantic && /^</.test(trimmedUrl)) {
// commonmark requires matching angle brackets
if (!(/>$/.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(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.anyPunctuation, '$1') : href,
title: title ? title.replace(this.rules.inline.anyPunctuation, '$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))) {
const linkString = (cap[2] || cap[1]).replace(/\s+/g, ' ');
const link = links[linkString.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.emStrongLDelim.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 || !prevChar || this.rules.inline.punctuation.exec(prevChar)) {
// unicode Regex counts emoji as 1 char; spread into array for proper count (used multiple times below)
const lLength = [...match[0]].length - 1;
let rDelim, rLength, delimTotal = lLength, midDelimTotal = 0;
const endReg = match[0][0] === '*' ? this.rules.inline.emStrongRDelimAst : this.rules.inline.emStrongRDelimUnd;
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);
// char length can be >1 for unicode characters;
const lastCharLength = [...match[0]][0].length;
const raw = src.slice(0, lLength + match.index + lastCharLength + 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$1(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) {
const cap = this.rules.inline.autolink.exec(src);
if (cap) {
let text, href;
if (cap[2] === '@') {
text = escape$1(cap[1]);
href = 'mailto:' + text;
}
else {
text = escape$1(cap[1]);
href = text;
}
return {
type: 'link',
raw: cap[0],
text,
href,
tokens: [
{
type: 'text',
raw: text,
text,
},
],
};
}
}
url(src) {
let cap;
if (cap = this.rules.inline.url.exec(src)) {
let text, href;
if (cap[2] === '@') {
text = escape$1(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$1(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) {
const cap = this.rules.inline.text.exec(src);
if (cap) {
let text;
if (this.lexer.state.inRawBlock) {
text = cap[0];
}
else {
text = escape$1(cap[0]);
}
return {
type: 'text',
raw: cap[0],
text,
};
}
}
}
/**
* Block-Level Grammar
*/
const newline = /^(?:[ \t]*(?:\n|$))+/;
const blockCode = /^((?: {4}| {0,3}\t)[^\n]+(?:\n(?:[ \t]*(?:\n|$))*)?)+/;
const fences = /^ {0,3}(`{3,}(?=[^`\n]*(?:\n|$))|~{3,})([^\n]*)(?:\n|$)(?:|([\s\S]*?)(?:\n|$))(?: {0,3}\1[~`]* *(?=\n|$)|$)/;
const hr = /^ {0,3}((?:-[\t ]*){3,}|(?:_[ \t]*){3,}|(?:\*[ \t]*){3,})(?:\n+|$)/;
const heading = /^ {0,3}(#{1,6})(?=\s|$)(.*)(?:\n+|$)/;
const bullet = /(?:[*+-]|\d{1,9}[.)])/;
const lheading = edit(/^(?!bull |blockCode|fences|blockquote|heading|html)((?:.|\n(?!\s*?\n|bull |blockCode|fences|blockquote|heading|html))+?)\n {0,3}(=+|-+) *(?:\n+|$)/)
.replace(/bull/g, bullet) // lists can interrupt
.replace(/blockCode/g, /(?: {4}| {0,3}\t)/) // indented code blocks can interrupt
.replace(/fences/g, / {0,3}(?:`{3,}|~{3,})/) // fenced code blocks can interrupt
.replace(/blockquote/g, / {0,3}>/) // blockquote can interrupt
.replace(/heading/g, / {0,3}#{1,6}/) // ATX heading can interrupt
.replace(/html/g, / {0,3}<[^\n>]+>\n/) // block html can interrupt
.getRegex();
const _paragraph = /^([^\n]+(?:\n(?!hr|heading|lheading|blockquote|fences|list|html|table| +\n)[^\n]+)*)/;
const blockText = /^[^\n]+/;
const _blockLabel = /(?!\s*\])(?:\\.|[^\[\]\\])+/;
const def = edit(/^ {0,3}\[(label)\]: *(?:\n[ \t]*)?([^<\s][^\s]*|<.*?>)(?:(?: +(?:\n[ \t]*)?| *\n[ \t]*)(title))? *(?:\n+|$)/)
.replace('label', _blockLabel)
.replace('title', /(?:"(?:\\"?|[^"\\])*"|'[^'\n]*(?:\n[^'\n]+)*\n?'|\([^()]*\))/)
.getRegex();
const list = edit(/^( {0,3}bull)([ \t][^\n]+?)?(?:\n|$)/)
.replace(/bull/g, bullet)
.getRegex();
const _tag = 'address|article|aside|base|basefont|blockquote|body|caption'
+ '|center|col|colgroup|dd|details|dialog|dir|div|dl|dt|fieldset|figcaption'
+ '|figure|footer|form|frame|frameset|h[1-6]|head|header|hr|html|iframe'
+ '|legend|li|link|main|menu|menuitem|meta|nav|noframes|ol|optgroup|option'
+ '|p|param|search|section|summary|table|tbody|td|tfoot|th|thead|title'
+ '|tr|track|ul';
const _comment = /<!--(?:-?>|[\s\S]*?(?:-->|$))/;
const html = edit('^ {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*|$)' // (5)
+ '|</?(tag)(?: +|\\n|/?>)[\\s\\S]*?(?:(?:\\n[ \t]*)+\\n|$)' // (6)
+ '|<(?!script|pre|style|textarea)([a-z][\\w-]*)(?:attribute)*? */?>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n[ \t]*)+\\n|$)' // (7) open tag
+ '|</(?!script|pre|style|textarea)[a-z][\\w-]*\\s*>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:(?:\\n[ \t]*)+\\n|$)' // (7) closing tag
+ ')', 'i')
.replace('comment', _comment)
.replace('tag', _tag)
.replace('attribute', / +[a-zA-Z:_][\w.:-]*(?: *= *"[^"\n]*"| *= *'[^'\n]*'| *= *[^\s"'=<>`]+)?/)
.getRegex();
const paragraph = edit(_paragraph)
.replace('hr', hr)
.replace('heading', ' {0,3}#{1,6}(?:\\s|$)')
.replace('|lheading', '') // setext headings don't interrupt commonmark paragraphs
.replace('|table', '')
.replace('blockquote', ' {0,3}>')
.replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n')
.replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt
.replace('html', '</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|textarea|!--)')
.replace('tag', _tag) // pars can be interrupted by type (6) html blocks
.getRegex();
const blockquote = edit(/^( {0,3}> ?(paragraph|[^\n]*)(?:\n|$))+/)
.replace('paragraph', paragraph)
.getRegex();
/**
* Normal Block Grammar
*/
const blockNormal = {
blockquote,
code: blockCode,
def,
fences,
heading,
hr,
html,
lheading,
list,
newline,
paragraph,
table: noopTest,
text: blockText,
};
/**
* GFM Block Grammar
*/
const gfmTable = edit('^ *([^\\n ].*)\\n' // Header
+ ' {0,3}((?:\\| *)?:?-+:? *(?:\\| *:?-+:? *)*(?:\\| *)?)' // Align
+ '(?:\\n((?:(?! *\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)') // Cells
.replace('hr', hr)
.replace('heading', ' {0,3}#{1,6}(?:\\s|$)')
.replace('blockquote', ' {0,3}>')
.replace('code', '(?: {4}| {0,3}\t)[^\\n]')
.replace('fences', ' {0,3}(?:`{3,}(?=[^`\\n]*\\n)|~{3,})[^\\n]*\\n')
.replace('list', ' {0,3}(?:[*+-]|1[.)]) ') // only lists starting from 1 can interrupt
.replace('html', '</?(?:tag)(?: +|\\n|/?>)|<(?:script|pre|style|textarea|!--)')
.replace('tag', _tag) // tables can be interrupted by type (6) html blocks
.getRegex();
const blockGfm = {
...blockNormal,
table: gfmTable,
paragraph: edit(_paragraph)
.replace('hr', hr)
.replace('heading', ' {0,3}#{1,6}(?:\\s|$)')
.replace('|lheading', '') // setext headings don't interrupt commonmark paragraphs
.replace('table', gfmTable) // 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', _tag) // pars can be interrupted by type (6) html blocks
.getRegex(),
};
/**
* Pedantic grammar (original John Gruber's loose markdown specification)
*/
const blockPedantic = {
...blockNormal,
html: edit('^ *(?:comment *(?:\\n|\\s*$)'
+ '|<(tag)[\\s\\S]+?</\\1> *(?:\\n{2,}|\\s*$)' // closed tag
+ '|<tag(?:"[^"]*"|\'[^\']*\'|\\s[^\'"/>\\s]*)*?/?> *(?:\\n{2,}|\\s*$))')
.replace('comment', _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+|$)/,
paragraph: edit(_paragraph)
.replace('hr', hr)
.replace('heading', ' *#{1,6} *[^\n]')
.replace('lheading', lheading)
.replace('|table', '')
.replace('blockquote', ' {0,3}>')
.replace('|fences', '')
.replace('|list', '')
.replace('|html', '')
.replace('|tag', '')
.getRegex(),
};
/**
* Inline-Level Grammar
*/
const escape = /^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/;
const inlineCode = /^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/;
const br = /^( {2,}|\\)\n(?!\s*$)/;
const inlineText = /^(`+|[^`])(?:(?= {2,}\n)|[\s\S]*?(?:(?=[\\<!\[`*_]|\b_|$)|[^ ](?= {2,}\n)))/;
// list of unicode punctuation marks, plus any missing characters from CommonMark spec
const _punctuation = '\\p{P}\\p{S}';
const punctuation = edit(/^((?![*_])[\spunctuation])/, 'u')
.replace(/punctuation/g, _punctuation).getRegex();
// sequences em should skip over [title](link), `code`, <html>
const blockSkip = /\[[^[\]]*?\]\((?:\\.|[^\\\(\)]|\((?:\\.|[^\\\(\)])*\))*\)|`[^`]*?`|<[^<>]*?>/g;
const emStrongLDelim = edit(/^(?:\*+(?:((?!\*)[punct])|[^\s*]))|^_+(?:((?!_)[punct])|([^\s_]))/, 'u')
.replace(/punct/g, _punctuation)
.getRegex();
const emStrongRDelimAst = edit('^[^_*]*?__[^_*]*?\\*[^_*]*?(?=__)' // Skip orphan inside strong
+ '|[^*]+(?=[^*])' // Consume to delim
+ '|(?!\\*)[punct](\\*+)(?=[\\s]|$)' // (1) #*** can only be a Right Delimiter
+ '|[^punct\\s](\\*+)(?!\\*)(?=[punct\\s]|$)' // (2) a***#, a*** can only be a Right Delimiter
+ '|(?!\\*)[punct\\s](\\*+)(?=[^punct\\s])' // (3) #***a, ***a can only be Left Delimiter
+ '|[\\s](\\*+)(?!\\*)(?=[punct])' // (4) ***# can only be Left Delimiter
+ '|(?!\\*)[punct](\\*+)(?!\\*)(?=[punct])' // (5) #***# can be either Left or Right Delimiter
+ '|[^punct\\s](\\*+)(?=[^punct\\s])', 'gu') // (6) a***a can be either Left or Right Delimiter
.replace(/punct/g, _punctuation)
.getRegex();
// (6) Not allowed for _
const emStrongRDelimUnd = edit('^[^_*]*?\\*\\*[^_*]*?_[^_*]*?(?=\\*\\*)' // Skip orphan inside strong
+ '|[^_]+(?=[^_])' // Consume to delim
+ '|(?!_)[punct](_+)(?=[\\s]|$)' // (1) #___ can only be a Right Delimiter
+ '|[^punct\\s](_+)(?!_)(?=[punct\\s]|$)' // (2) a___#, a___ can only be a Right Delimiter
+ '|(?!_)[punct\\s](_+)(?=[^punct\\s])' // (3) #___a, ___a can only be Left Delimiter
+ '|[\\s](_+)(?!_)(?=[punct])' // (4) ___# can only be Left Delimiter
+ '|(?!_)[punct](_+)(?!_)(?=[punct])', 'gu') // (5) #___# can be either Left or Right Delimiter
.replace(/punct/g, _punctuation)
.getRegex();
const anyPunctuation = edit(/\\([punct])/, 'gu')
.replace(/punct/g, _punctuation)
.getRegex();
const autolink = edit(/^<(scheme:[^\s\x00-\x1f<>]*|email)>/)
.replace('scheme', /[a-zA-Z][a-zA-Z0-9+.-]{1,31}/)
.replace('email', /[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+(@)[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)+(?![-_])/)
.getRegex();
const _inlineComment = edit(_comment).replace('(?:-->|$)', '-->').getRegex();
const tag = edit('^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
.replace('comment', _inlineComment)
.replace('attribute', /\s+[a-zA-Z:_][\w.:-]*(?:\s*=\s*"[^"]*"|\s*=\s*'[^']*'|\s*=\s*[^\s"'=<>`]+)?/)
.getRegex();
const _inlineLabel = /(?:\[(?:\\.|[^\[\]\\])*\]|\\.|`[^`]*`|[^\[\]\\`])*?/;
const link = edit(/^!?\[(label)\]\(\s*(href)(?:\s+(title))?\s*\)/)
.replace('label', _inlineLabel)
.replace('href', /<(?:\\.|[^\n<>\\])+>|[^\s\x00-\x1f]*/)
.replace('title', /"(?:\\"?|[^"\\])*"|'(?:\\'?|[^'\\])*'|\((?:\\\)?|[^)\\])*\)/)
.getRegex();
const reflink = edit(/^!?\[(label)\]\[(ref)\]/)
.replace('label', _inlineLabel)
.replace('ref', _blockLabel)
.getRegex();
const nolink = edit(/^!?\[(ref)\](?:\[\])?/)
.replace('ref', _blockLabel)
.getRegex();
const reflinkSearch = edit('reflink|nolink(?!\\()', 'g')
.replace('reflink', reflink)
.replace('nolink', nolink)
.getRegex();
/**
* Normal Inline Grammar
*/
const inlineNormal = {
_backpedal: noopTest, // only used for GFM url
anyPunctuation,
autolink,
blockSkip,
br,
code: inlineCode,
del: noopTest,
emStrongLDelim,
emStrongRDelimAst,
emStrongRDelimUnd,
escape,
link,
nolink,
punctuation,
reflink,
reflinkSearch,
tag,
text: inlineText,
url: noopTest,
};
/**
* Pedantic Inline Grammar
*/
const inlinePedantic = {
...inlineNormal,
link: edit(/^!?\[(label)\]\((.*?)\)/)
.replace('label', _inlineLabel)
.getRegex(),
reflink: edit(/^!?\[(label)\]\s*\[([^\]]*)\]/)
.replace('label', _inlineLabel)
.getRegex(),
};
/**
* GFM Inline Grammar
*/
const inlineGfm = {
...inlineNormal,
escape: edit(escape).replace('])', '~|])').getRegex(),
url: edit(/^((?:ftp|https?):\/\/|www\.)(?:[a-zA-Z0-9\-]+\.?)+[^\s<]*|^email/, 'i')
.replace('email', /[A-Za-z0-9._+-]+(@)[a-zA-Z0-9-_]+(?:\.[a-zA-Z0-9-_]*[a-zA-Z0-9])+(?![-_])/)
.getRegex(),
_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.!#$%&'*+\/=?_`{\|}~-]+@)))/,
};
/**
* GFM + Line Breaks Inline Grammar
*/
const inlineBreaks = {
...inlineGfm,
br: edit(br).replace('{2,}', '*').getRegex(),
text: edit(inlineGfm.text)
.replace('\\b_', '\\b_| {2,}\\n')
.replace(/\{2,\}/g, '*')
.getRegex(),
};
/**
* exports
*/
const block = {
normal: blockNormal,
gfm: blockGfm,
pedantic: blockPedantic,
};
const inline = {
normal: inlineNormal,
gfm: inlineGfm,
breaks: inlineBreaks,
pedantic: inlinePedantic,
};
/**
* Block Lexer
*/
class _Lexer {
tokens;
options;
state;
tokenizer;
inlineQueue;
constructor(options) {
// TokenList cannot be created in one go
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,
};
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);
for (let i = 0; i < this.inlineQueue.length; i++) {
const next = this.inlineQueue[i];
this.inlineTokens(next.src, next.tokens);
}
this.inlineQueue = [];
return this.tokens;
}
blockTokens(src, tokens = [], lastParagraphClipped = false) {
if (this.options.pedantic) {
src = src.replace(/\t/g, ' ').replace(/^ +$/gm, '');
}
let token;
let lastToken;
let cutSrc;
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 unnecessary 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((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) + '[' + 'a'.repeat(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) + '[' + 'a'.repeat(match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.blockSkip.lastIndex);
}
// Mask out escaped characters
while ((match = this.tokenizer.rules.inline.anyPunctuation.exec(maskedSrc)) != null) {
maskedSrc = maskedSrc.slice(0, match.index) + '++' + maskedSrc.slice(this.tokenizer.rules.inline.anyPunctuation.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)) {
src = src.substring(token.raw.length);
tokens.push(token);
continue;
}
// url (gfm)
if (!this.state.inLink && (token = this.tokenizer.url(src))) {
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((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)) {
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 {
options;
parser; // set by the parser
constructor(options) {
this.options = options || exports.defaults;
}
space(token) {
return '';
}
code({ text, lang, escaped }) {
const langString = (lang || '').match(/^\S*/)?.[0];
const code = text.replace(/\n$/, '') + '\n';
if (!langString) {
return '<pre><code>'
+ (escaped ? code : escape$1(code, true))
+ '</code></pre>\n';
}
return '<pre><code class="language-'
+ escape$1(langString)
+ '">'
+ (escaped ? code : escape$1(code, true))
+ '</code></pre>\n';
}
blockquote({ tokens }) {
const body = this.parser.parse(tokens);
return `<blockquote>\n${body}</blockquote>\n`;
}
html({ text }) {
return text;
}
heading({ tokens, depth }) {
return `<h${depth}>${this.parser.parseInline(tokens)}</h${depth}>\n`;
}
hr(token) {
return '<hr>\n';
}
list(token) {
const ordered = token.ordered;
const start = token.start;
let body = '';
for (let j = 0; j < token.items.length; j++) {
const item = token.items[j];
body += this.listitem(item);
}
const type = ordered ? 'ol' : 'ul';
const startAttr = (ordered && start !== 1) ? (' start="' + start + '"') : '';
return '<' + type + startAttr + '>\n' + body + '</' + type + '>\n';
}
listitem(item) {
let itemBody = '';
if (item.task) {
const checkbox = this.checkbox({ checked: !!item.checked });
if (item.loose) {
if (item.tokens.length > 0 && item.tokens[0].type === 'paragraph') {
item.tokens[0].text = checkbox + ' ' + item.tokens[0].text;
if (item.tokens[0].tokens && item.tokens[0].tokens.length > 0 && item.tokens[0].tokens[0].type === 'text') {
item.tokens[0].tokens[0].text = checkbox + ' ' + item.tokens[0].tokens[0].text;
}
}
else {
item.tokens.unshift({
type: 'text',
raw: checkbox + ' ',
text: checkbox + ' ',
});
}
}
else {
itemBody += checkbox + ' ';
}
}
itemBody += this.parser.parse(item.tokens, !!item.loose);
return `<li>${itemBody}</li>\n`;
}
checkbox({ checked }) {
return '<input '
+ (checked ? 'checked="" ' : '')
+ 'disabled="" type="checkbox">';
}
paragraph({ tokens }) {
return `<p>${this.parser.parseInline(tokens)}</p>\n`;
}
table(token) {
let header = '';
// header
let cell = '';
for (let j = 0; j < token.header.length; j++) {
cell += this.tablecell(token.header[j]);
}
header += this.tablerow({ text: cell });
let body = '';
for (let j = 0; j < token.rows.length; j++) {
const row = token.rows[j];
cell = '';
for (let k = 0; k < row.length; k++) {
cell += this.tablecell(row[k]);
}
body += this.tablerow({ text: cell });
}
if (body)
body = `<tbody>${body}</tbody>`;
return '<table>\n'
+ '<thead>\n'
+ header
+ '</thead>\n'
+ body
+ '</table>\n';
}
tablerow({ text }) {
return `<tr>\n${text}</tr>\n`;
}
tablecell(token) {
const content = this.parser.parseInline(token.tokens);
const type = token.header ? 'th' : 'td';
const tag = token.align
? `<${type} align="${token.align}">`
: `<${type}>`;
return tag + content + `</${type}>\n`;
}
/**
* span level renderer
*/
strong({ tokens }) {
return `<strong>${this.parser.parseInline(tokens)}</strong>`;
}
em({ tokens }) {
return `<em>${this.parser.parseInline(tokens)}</em>`;
}
codespan({ text }) {
return `<code>${text}</code>`;
}
br(token) {
return '<br>';
}
del({ tokens }) {
return `<del>${this.parser.parseInline(tokens)}</del>`;
}
link({ href, title, tokens }) {
const text = this.parser.parseInline(tokens);
const cleanHref = cleanUrl(href);
if (cleanHref === null) {
return text;
}
href = cleanHref;
let out = '<a href="' + href + '"';
if (title) {
out += ' title="' + title + '"';
}
out += '>' + text + '</a>';
return out;
}
image({ href, title, text }) {
const cleanHref = cleanUrl(href);
if (cleanHref === null) {
return text;
}
href = cleanHref;
let out = `<img src="${href}" alt="${text}"`;
if (title) {
out += ` title="${title}"`;
}
out += '>';
return out;
}
text(token) {
return 'tokens' in token && token.tokens ? this.parser.parseInline(token.tokens) : token.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({ text }) {
return '' + text;
}
image({ text }) {
return '' + text;
}
br() {
return '';
}
}
/**
* Parsing & Compiling
*/
class _Parser {
options;
renderer;
textRenderer;
constructor(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.renderer.parser = this;
this.textRenderer = new _TextRenderer();
}
/**
* 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 = '';
for (let i = 0; i < tokens.length; i++) {
const anyToken = tokens[i];
// Run any renderer extensions
if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[anyToken.type]) {
const genericToken = anyToken;
const ret = this.options.extensions.renderers[genericToken.type].call({ parser: this }, genericToken);
if (ret !== false || !['space', 'hr', 'heading', 'code', 'table', 'blockquote', 'list', 'html', 'paragraph', 'text'].includes(genericToken.type)) {
out += ret || '';
continue;
}
}
const token = anyToken;
switch (token.type) {
case 'space': {
out += this.renderer.space(token);
continue;
}
case 'hr': {
out += this.renderer.hr(token);
continue;
}
case 'heading': {
out += this.renderer.heading(token);
continue;
}
case 'code': {
out += this.renderer.code(token);
continue;
}
case 'table': {
out += this.renderer.table(token);
continue;
}
case 'blockquote': {
out += this.renderer.blockquote(token);
continue;
}
case 'list': {
out += this.renderer.list(token);
continue;
}
case 'html': {
out += this.renderer.html(token);
continue;
}
case 'paragraph': {
out += this.renderer.paragraph(token);
continue;
}
case 'text': {
let textToken = token;
let body = this.renderer.text(textToken);
while (i + 1 < tokens.length && tokens[i + 1].type === 'text') {
textToken = tokens[++i];
body += '\n' + this.renderer.text(textToken);
}
if (top) {
out += this.renderer.paragraph({
type: 'paragraph',
raw: body,
text: body,
tokens: [{ type: 'text', raw: body, text: body }],
});
}
else {
out += 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 = '';
for (let i = 0; i < tokens.length; i++) {
const anyToken = tokens[i];
// Run any renderer extensions
if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[anyToken.type]) {
const ret = this.options.extensions.renderers[anyToken.type].call({ parser: this }, anyToken);
if (ret !== false || !['escape', 'html', 'link', 'image', 'strong', 'em', 'codespan', 'br', 'del', 'text'].includes(anyToken.type)) {
out += ret || '';
continue;
}
}
const token = anyToken;
switch (token.type) {
case 'escape': {
out += renderer.text(token);
break;
}
case 'html': {
out += renderer.html(token);
break;
}
case 'link': {
out += renderer.link(token);
break;
}
case 'image': {
out += renderer.image(token);
break;
}
case 'strong': {
out += renderer.strong(token);
break;
}
case 'em': {
out += renderer.em(token);
break;
}
case 'codespan': {
out += renderer.codespan(token);
break;
}
case 'br': {
out += renderer.br(token);
break;
}
case 'del': {
out += renderer.del(token);
break;
}
case 'text': {
out += renderer.text(token);
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;
}
}
class _Hooks {
options;
block;
constructor(options) {
this.options = options || exports.defaults;
}
static passThroughHooks = new Set([
'preprocess',
'postprocess',
'processAllTokens',
]);
/**
* Process markdown before marked
*/
preprocess(markdown) {
return markdown;
}
/**
* Process HTML after marked is finished
*/
postprocess(html) {
return html;
}
/**
* Process all tokens before walk tokens
*/
processAllTokens(tokens) {
return tokens;
}
/**
* Provide function to tokenize markdown
*/
provideLexer() {
return this.block ? _Lexer.lex : _Lexer.lexInline;
}
/**
* Provide function to parse tokens
*/
provideParser() {
return this.block ? _Parser.parse : _Parser.parseInline;
}
}
class Marked {
defaults = _getDefaults();
options = this.setOptions;
parse = this.parseMarkdown(true);
parseInline = this.parseMarkdown(false);
Parser = _Parser;
Renderer = _Renderer;
TextRenderer = _TextRenderer;
Lexer = _Lexer;
Tokenizer = _Tokenizer;
Hooks = _Hooks;
constructor(...args) {
this.use(...args);
}
/**
* Run callback for every token
*/
walkTokens(tokens, callback) {
let values = [];
for (const token of tokens) {
values = values.concat(callback.call(this, token));
switch (token.type) {
case 'table': {
const tableToken = token;
for (const cell of tableToken.header) {
values = values.concat(this.walkTokens(cell.tokens, callback));
}
for (const row of tableToken.rows) {
for (const cell of row) {
values = values.concat(this.walkTokens(cell.tokens, callback));
}
}
break;
}
case 'list': {
const listToken = token;
values = values.concat(this.walkTokens(listToken.items, callback));
break;
}
default: {
const genericToken = token;
if (this.defaults.extensions?.childTokens?.[genericToken.type]) {
this.defaults.extensions.childTokens[genericToken.type].forEach((childTokens) => {
const tokens = genericToken[childTokens].flat(Infinity);
values = values.concat(this.walkTokens(tokens, callback));
});
}
else if (genericToken.tokens) {
values = values.concat(this.walkTokens(genericToken.tokens, callback));
}
}
}
}
return values;
}
use(...args) {
const extensions = this.defaults.extensions || { renderers: {}, childTokens: {} };
args.forEach((pack) => {
// copy options to new object
const opts = { ...pack };
// set async to true if it was set to true before
opts.async = this.defaults.async || opts.async || false;
// ==-- Parse "addon" extensions --== //
if (pack.extensions) {
pack.extensions.forEach((ext) => {
if (!ext.name) {
throw new Error('extension name required');
}
if ('renderer' in ext) { // 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 ('tokenizer' in ext) { // Tokenizer Extensions
if (!ext.level || (ext.level !== 'block' && ext.level !== 'inline')) {
throw new Error("extension level must be 'block' or 'inline'");
}
const extLevel = extensions[ext.level];
if (extLevel) {
extLevel.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 ('childTokens' in ext && 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 = this.defaults.renderer || new _Renderer(this.defaults);
for (const prop in pack.renderer) {
if (!(prop in renderer)) {
throw new Error(`renderer '${prop}' does not exist`);
}
if (['options', 'parser'].includes(prop)) {
// ignore options property
continue;
}
const rendererProp = prop;
const rendererFunc = pack.renderer[rendererProp];
const prevRenderer = renderer[rendererProp];
// Replace renderer with func to run extension, but fall back if false
renderer[rendererProp] = (...args) => {
let ret = rendererFunc.apply(renderer, args);
if (ret === false) {
ret = prevRenderer.apply(renderer, args);
}
return ret || '';
};
}
opts.renderer = renderer;
}
if (pack.tokenizer) {
const tokenizer = this.defaults.tokenizer || new _Tokenizer(this.defaults);
for (const prop in pack.tokenizer) {
if (!(prop in tokenizer)) {
throw new Error(`tokenizer '${prop}' does not exist`);
}
if (['options', 'rules', 'lexer'].includes(prop)) {
// ignore options, rules, and lexer properties
continue;
}
const tokenizerProp = prop;
const tokenizerFunc = pack.tokenizer[tokenizerProp];
const prevTokenizer = tokenizer[tokenizerProp];
// Replace tokenizer with func to run extension, but fall back if false
// @ts-expect-error cannot type tokenizer function dynamically
tokenizer[tokenizerProp] = (...args) => {
let ret = tokenizerFunc.apply(tokenizer, args);
if (ret === false) {
ret = prevTokenizer.apply(tokenizer, args);
}
return ret;
};
}
opts.tokenizer = tokenizer;
}
// ==-- Parse Hooks extensions --== //
if (pack.hooks) {
const hooks = this.defaults.hooks || new _Hooks();
for (const prop in pack.hooks) {
if (!(prop in hooks)) {
throw new Error(`hook '${prop}' does not exist`);
}
if (['options', 'block'].includes(prop)) {
// ignore options and block properties
continue;
}
const hooksProp = prop;
const hooksFunc = pack.hooks[hooksProp];
const prevHook = hooks[hooksProp];
if (_Hooks.passThroughHooks.has(prop)) {
// @ts-expect-error cannot type hook function dynamically
hooks[hooksProp] = (arg) => {
if (this.defaults.async) {
return Promise.resolve(hooksFunc.call(hooks, arg)).then(ret => {
return prevHook.call(hooks, ret);
});
}
const ret = hooksFunc.call(hooks, arg);
return prevHook.call(hooks, ret);
};
}
else {
// @ts-expect-error cannot type hook function dynamically
hooks[hooksProp] = (...args) => {
let ret = hooksFunc.apply(hooks, args);
if (ret === false) {
ret = prevHook.apply(hooks, args);
}
return ret;
};
}
}
opts.hooks = hooks;
}
// ==-- Parse WalkTokens extensions --== //
if (pack.walkTokens) {
const walkTokens = this.defaults.walkTokens;
const packWalktokens = pack.walkTokens;
opts.walkTokens = function (token) {
let values = [];
values.push(packWalktokens.call(this, token));
if (walkTokens) {
values = values.concat(walkTokens.call(this, token));
}
return values;
};
}
this.defaults = { ...this.defaults, ...opts };
});
return this;
}
setOptions(opt) {
this.defaults = { ...this.defaults, ...opt };
return this;
}
lexer(src, options) {
return _Lexer.lex(src, options ?? this.defaults);
}
parser(tokens, options) {
return _Parser.parse(tokens, options ?? this.defaults);
}
parseMarkdown(blockType) {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
const parse = (src, options) => {
const origOpt = { ...options };
const opt = { ...this.defaults, ...origOpt };
const throwError = this.onError(!!opt.silent, !!opt.async);
// throw error if an extension set async to true but parse was called with async: false
if (this.defaults.async === true && origOpt.async === false) {
return throwError(new Error('marked(): The async option was set to true by an extension. Remove async: false from the parse options object to return a Promise.'));
}
// 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'));
}
if (opt.hooks) {
opt.hooks.options = opt;
opt.hooks.block = blockType;
}
const lexer = opt.hooks ? opt.hooks.provideLexer() : (blockType ? _Lexer.lex : _Lexer.lexInline);
const parser = opt.hooks ? opt.hooks.provideParser() : (blockType ? _Parser.parse : _Parser.parseInline);
if (opt.async) {
return Promise.resolve(opt.hooks ? opt.hooks.preprocess(src) : src)
.then(src => lexer(src, opt))
.then(tokens => opt.hooks ? opt.hooks.processAllTokens(tokens) : tokens)
.then(tokens => opt.walkTokens ? Promise.all(this.walkTokens(tokens, opt.walkTokens)).then(() => tokens) : tokens)
.then(tokens => parser(tokens, opt))
.then(html => opt.hooks ? opt.hooks.postprocess(html) : html)
.catch(throwError);
}
try {
if (opt.hooks) {
src = opt.hooks.preprocess(src);
}
let tokens = lexer(src, opt);
if (opt.hooks) {
tokens = opt.hooks.processAllTokens(tokens);
}
if (opt.walkTokens) {
this.walkTokens(tokens, opt.walkTokens);
}
let html = parser(tokens, opt);
if (opt.hooks) {
html = opt.hooks.postprocess(html);
}
return html;
}
catch (e) {
return throwError(e);
}
};
return parse;
}
onError(silent, async) {
return (e) => {
e.message += '\nPlease report this to https://github.com/markedjs/marked.';
if (silent) {
const msg = '<p>An error occurred:</p><pre>'
+ escape$1(e.message + '', true)
+ '</pre>';
if (async) {
return Promise.resolve(msg);
}
return msg;
}
if (async) {
return Promise.reject(e);
}
throw e;
};
}
}
const markedInstance = new Marked();
function marked(src, opt) {
return markedInstance.parse(src, opt);
}
/**
* Sets the default options.
*
* @param options Hash of options
*/
marked.options =
marked.setOptions = function (options) {
markedInstance.setOptions(options);
marked.defaults = markedInstance.defaults;
changeDefaults(marked.defaults);
return marked;
};
/**
* Gets the original marked default options.
*/
marked.getDefaults = _getDefaults;
marked.defaults = exports.defaults;
/**
* Use Extension
*/
marked.use = function (...args) {
markedInstance.use(...args);
marked.defaults = markedInstance.defaults;
changeDefaults(marked.defaults);
return marked;
};
/**
* Run callback for every token
*/
marked.walkTokens = function (tokens, callback) {
return markedInstance.walkTokens(tokens, callback);
};
/**
* Compiles markdown to HTML without enclosing `p` tag.
*
* @param src String of markdown source to be compiled
* @param options Hash of options
* @return String of compiled HTML
*/
marked.parseInline = markedInstance.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.Hooks = _Hooks;
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;
exports.Hooks = _Hooks;
exports.Lexer = _Lexer;
exports.Marked = Marked;
exports.Parser = _Parser;
exports.Renderer = _Renderer;
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;
}));
//# sourceMappingURL=marked.umd.js.map
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