正则表达式兼容问题

src/utils/marked/marked.scss

@@ -138,7 +138,7 @@
 
 .image {
   display: inline-block;
-  max-width: 100%;
+  width: 100%;
   height: auto;
 }
 

src/utils/marked/marked.ts

@@ -1,9 +1,10 @@
-import {Token, Tokens, lexer} from "marked"
 import {Attributes, ComponentType, createElement, ReactElement, ReactNode} from "react"
 import {View, Text, Image, Video, Audio} from "@tarojs/components"
 import {parseHeadingId, walkTokens, unescape} from "./utils"
 import TabLink from "./components/Tablink";
 import './marked.scss'
+import {Token, Tokens } from "./src/Tokens";
+import { lexer } from "./src/marked";
 
 /**
  * 解析 Markdown 文本

src/utils/marked/src/Hooks.ts

@@ -0,0 +1,29 @@
+import { _defaults } from './defaults';
+import type { MarkedOptions } from './MarkedOptions';
+
+export class _Hooks {
+  options: MarkedOptions;
+
+  constructor(options?: MarkedOptions) {
+    this.options = options || _defaults;
+  }
+
+  static passThroughHooks = new Set([
+    'preprocess',
+    'postprocess'
+  ]);
+
+  /**
+   * Process markdown before marked
+   */
+  preprocess(markdown: string) {
+    return markdown;
+  }
+
+  /**
+   * Process HTML after marked is finished
+   */
+  postprocess(html: string) {
+    return html;
+  }
+}

src/utils/marked/src/Instance.ts

@@ -0,0 +1,406 @@
+import { _getDefaults } from './defaults';
+import { _Lexer } from './Lexer';
+import { _Parser } from './Parser';
+import { _Hooks } from './Hooks';
+import { _Renderer } from './Renderer';
+import { _Tokenizer } from './Tokenizer';
+import { _TextRenderer } from './TextRenderer';
+import { _Slugger } from './Slugger';
+import {
+  checkDeprecations,
+  escape
+} from './helpers';
+import type { MarkedExtension, MarkedOptions } from './MarkedOptions';
+import type { Token, Tokens, TokensList } from './Tokens';
+
+export type ResultCallback = (error: Error | null, parseResult?: string) => undefined | void;
+
+type UnknownFunction = (...args: unknown[]) => unknown;
+type GenericRendererFunction = (...args: unknown[]) => string | false;
+
+export class Marked {
+  defaults = _getDefaults();
+  options = this.setOptions;
+
+  parse = this.#parseMarkdown(_Lexer.lex, _Parser.parse);
+  parseInline = this.#parseMarkdown(_Lexer.lexInline, _Parser.parseInline);
+
+  Parser = _Parser;
+  parser = _Parser.parse;
+  Renderer = _Renderer;
+  TextRenderer = _TextRenderer;
+  Lexer = _Lexer;
+  lexer = _Lexer.lex;
+  Tokenizer = _Tokenizer;
+  Slugger = _Slugger;
+  Hooks = _Hooks;
+
+  constructor(...args: MarkedExtension[]) {
+    this.use(...args);
+  }
+
+  /**
+   * Run callback for every token
+   */
+  walkTokens <T = void>(tokens: Token[] | TokensList, callback: (token: Token) => T | T[]) {
+    let values: T[] = [];
+    for (const token of tokens) {
+      values = values.concat(callback.call(this, token));
+      switch (token.type) {
+        case 'table': {
+          const tableToken = token as Tokens.Table;
+          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 as Tokens.List;
+          values = values.concat(this.walkTokens(listToken.items, callback));
+          break;
+        }
+        default: {
+          const genericToken = token as Tokens.Generic;
+          if (this.defaults.extensions?.childTokens?.[genericToken.type]) {
+            this.defaults.extensions.childTokens[genericToken.type].forEach((childTokens) => {
+              values = values.concat(this.walkTokens(genericToken[childTokens], callback));
+            });
+          } else if (genericToken.tokens) {
+            values = values.concat(this.walkTokens(genericToken.tokens, callback));
+          }
+        }
+      }
+    }
+    return values;
+  }
+
+  use(...args: MarkedExtension[]) {
+    const extensions: MarkedOptions['extensions'] = this.defaults.extensions || { renderers: {}, childTokens: {} };
+
+    args.forEach((pack) => {
+      // copy options to new object
+      const opts = { ...pack } as MarkedOptions;
+
+      // 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) {
+          const rendererFunc = pack.renderer[prop as keyof MarkedExtension['renderer']] as GenericRendererFunction;
+          const rendererKey = prop as keyof _Renderer;
+          const prevRenderer = renderer[rendererKey] as GenericRendererFunction;
+          // Replace renderer with func to run extension, but fall back if false
+          renderer[rendererKey] = (...args: unknown[]) => {
+            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) {
+          const tokenizerFunc = pack.tokenizer[prop as keyof MarkedExtension['tokenizer']] as UnknownFunction;
+          const tokenizerKey = prop as keyof _Tokenizer;
+          const prevTokenizer = tokenizer[tokenizerKey] as UnknownFunction;
+          // Replace tokenizer with func to run extension, but fall back if false
+          tokenizer[tokenizerKey] = (...args: unknown[]) => {
+            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) {
+          const hooksFunc = pack.hooks[prop as keyof MarkedExtension['hooks']] as UnknownFunction;
+          const hooksKey = prop as keyof _Hooks;
+          const prevHook = hooks[hooksKey] as UnknownFunction;
+          if (_Hooks.passThroughHooks.has(prop)) {
+            hooks[hooksKey as 'preprocess' | 'postprocess'] = (arg: string | undefined) => {
+              if (this.defaults.async) {
+                return Promise.resolve(hooksFunc.call(hooks, arg)).then(ret => {
+                  return prevHook.call(hooks, ret) as string;
+                });
+              }
+
+              const ret = hooksFunc.call(hooks, arg);
+              return prevHook.call(hooks, ret) as string;
+            };
+          } else {
+            hooks[hooksKey] = (...args: unknown[]) => {
+              let ret = hooksFunc.apply(hooks, args);
+              if (ret === false) {
+                ret = prevHook.apply(hooks, args);
+              }
+              return ret as string;
+            };
+          }
+        }
+        opts.hooks = hooks;
+      }
+
+      // ==-- Parse WalkTokens extensions --== //
+      if (pack.walkTokens) {
+        const walkTokens = this.defaults.walkTokens;
+        const packWalktokens = pack.walkTokens;
+        opts.walkTokens = function(token) {
+          let values: Array<Promise<void> | void | unknown> = [];
+          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: MarkedOptions) {
+    this.defaults = { ...this.defaults, ...opt };
+    return this;
+  }
+
+  #parseMarkdown(lexer: (src: string, options?: MarkedOptions) => TokensList | Token[], parser: (tokens: Token[], options?: MarkedOptions) => string) {
+    return (src: string, optOrCallback?: MarkedOptions | ResultCallback | undefined | null, callback?: ResultCallback | undefined): string | Promise<string | undefined> | undefined => {
+      if (typeof optOrCallback === 'function') {
+        callback = optOrCallback;
+        optOrCallback = null;
+      }
+
+      const origOpt = { ...optOrCallback };
+      const opt = { ...this.defaults, ...origOpt };
+
+      // Show warning if an extension set async to true but the parse was called with async: false
+      if (this.defaults.async === true && origOpt.async === false) {
+        if (!opt.silent) {
+          console.warn('marked(): The async option was set to true by an extension. The async: false option sent to parse will be ignored.');
+        }
+
+        opt.async = true;
+      }
+
+      const throwError = this.#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'));
+      }
+
+      checkDeprecations(opt, callback);
+
+      if (opt.hooks) {
+        opt.hooks.options = opt;
+      }
+
+      if (callback) {
+        const resultCallback = callback;
+        const highlight = opt.highlight;
+        let tokens: TokensList | Token[];
+
+        try {
+          if (opt.hooks) {
+            src = opt.hooks.preprocess(src) as string;
+          }
+          tokens = lexer(src, opt);
+        } catch (e) {
+          return throwError(e as Error);
+        }
+
+        const done = (err?: Error) => {
+          let out;
+
+          if (!err) {
+            try {
+              if (opt.walkTokens) {
+                this.walkTokens(tokens, opt.walkTokens);
+              }
+              out = parser(tokens, opt);
+              if (opt.hooks) {
+                out = opt.hooks.postprocess(out) as string;
+              }
+            } catch (e) {
+              err = e as Error;
+            }
+          }
+
+          opt.highlight = highlight;
+
+          return err
+            ? throwError(err)
+            : resultCallback(null, out) as undefined;
+        };
+
+        if (!highlight || highlight.length < 3) {
+          return done();
+        }
+
+        delete opt.highlight;
+
+        if (!tokens.length) return done();
+
+        let pending = 0;
+        this.walkTokens(tokens, (token) => {
+          if (token.type === 'code') {
+            pending++;
+            setTimeout(() => {
+              highlight(token.text, token.lang, (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(src => lexer(src, opt))
+          .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) as string;
+        }
+        const tokens = lexer(src, opt);
+        if (opt.walkTokens) {
+          this.walkTokens(tokens, opt.walkTokens);
+        }
+        let html = parser(tokens, opt);
+        if (opt.hooks) {
+          html = opt.hooks.postprocess(html) as string;
+        }
+        return html;
+      } catch (e) {
+        return throwError(e as Error);
+      }
+    };
+  }
+
+  #onError(silent: boolean, async: boolean, callback?: ResultCallback) {
+    return (e: Error): string | Promise<string> | undefined => {
+      e.message += '\nPlease report this to https://github.com/markedjs/marked.';
+
+      if (silent) {
+        const 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;
+    };
+  }
+}

src/utils/marked/src/Lexer.ts

@@ -0,0 +1,516 @@
+import { _Tokenizer } from './Tokenizer';
+import { _defaults } from './defaults';
+import { block, inline } from './rules';
+import type { Token, TokensList, Tokens } from './Tokens';
+import type { MarkedOptions, TokenizerExtension } from './MarkedOptions';
+import type { Rules } from './rules';
+
+/**
+ * smartypants text replacement
+ */
+function smartypants(text: string) {
+  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
+ */
+function mangle(text: string) {
+  let out = '';
+
+  for (let i = 0; i < text.length; i++) {
+    const ch = Math.random() > 0.5
+      ? 'x' + text.charCodeAt(i).toString(16)
+      : text.charCodeAt(i).toString();
+    out += '&#' + ch + ';';
+  }
+
+  return out;
+}
+
+/**
+ * Block Lexer
+ */
+export class _Lexer {
+  tokens: TokensList;
+  options: MarkedOptions;
+  state: {
+    inLink: boolean;
+    inRawBlock: boolean;
+    top: boolean;
+  };
+
+  private tokenizer: _Tokenizer;
+  private inlineQueue: {src: string, tokens: Token[]}[];
+
+  constructor(options?: MarkedOptions) {
+    // TokenList cannot be created in one go
+    // @ts-expect-error
+    this.tokens = [];
+    this.tokens.links = Object.create(null);
+    this.options = options || _defaults;
+    this.options.tokenizer = this.options.tokenizer || new _Tokenizer();
+    this.tokenizer = this.options.tokenizer;
+    this.tokenizer.options = this.options;
+    this.tokenizer.lexer = this;
+    this.inlineQueue = [];
+    this.state = {
+      inLink: false,
+      inRawBlock: false,
+      top: true
+    };
+
+    const rules = {
+      block: block.normal,
+      inline: inline.normal
+    };
+
+    if (this.options.pedantic) {
+      rules.block = block.pedantic;
+      rules.inline = inline.pedantic;
+    } else if (this.options.gfm) {
+      rules.block = block.gfm;
+      if (this.options.breaks) {
+        rules.inline = inline.breaks;
+      } else {
+        rules.inline = inline.gfm;
+      }
+    }
+    this.tokenizer.rules = rules;
+  }
+
+  /**
+   * Expose Rules
+   */
+  static get rules(): Rules {
+    return {
+      block,
+      inline
+    };
+  }
+
+  /**
+   * Static Lex Method
+   */
+  static lex(src: string, options?: MarkedOptions) {
+    const lexer = new _Lexer(options);
+    return lexer.lex(src);
+  }
+
+  /**
+   * Static Lex Inline Method
+   */
+  static lexInline(src: string, options?: MarkedOptions) {
+    const lexer = new _Lexer(options);
+    return lexer.inlineTokens(src);
+  }
+
+  /**
+   * Preprocessing
+   */
+  lex(src: string) {
+    src = src
+      .replace(/\r\n|\r/g, '\n');
+
+    this.blockTokens(src, this.tokens);
+
+    let next;
+    while (next = this.inlineQueue.shift()) {
+      this.inlineTokens(next.src, next.tokens);
+    }
+
+    return this.tokens;
+  }
+
+  /**
+   * Lexing
+   */
+  blockTokens(src: string, tokens?: Token[]): Token[];
+  blockTokens(src: string, tokens?: TokensList): TokensList;
+  blockTokens(src: string, tokens: Token[] = []) {
+    if (this.options.pedantic) {
+      src = src.replace(/\t/g, '    ').replace(/^ +$/gm, '');
+    } else {
+      src = src.replace(/^( *)(\t+)/gm, (_, leading, tabs) => {
+        return leading + '    '.repeat(tabs.length);
+      });
+    }
+
+    let token: Tokens.Generic | undefined;
+    let lastToken;
+    let cutSrc;
+    let lastParagraphClipped;
+
+    while (src) {
+      if (this.options.extensions
+        && this.options.extensions.block
+        && this.options.extensions.block.some((extTokenizer: TokenizerExtension['tokenizer']) => {
+          if (token = extTokenizer.call({ lexer: this }, src, tokens)) {
+            src = src.substring(token.raw.length);
+            tokens.push(token);
+            return true;
+          }
+          return false;
+        })) {
+        continue;
+      }
+
+      // newline
+      if (token = this.tokenizer.space(src)) {
+        src = src.substring(token.raw.length);
+        if (token.raw.length === 1 && tokens.length > 0) {
+          // if there's a single \n as a spacer, it's terminating the last line,
+          // so move it there so that we don't get unecessary paragraph tags
+          tokens[tokens.length - 1].raw += '\n';
+        } else {
+          tokens.push(token);
+        }
+        continue;
+      }
+
+      // code
+      if (token = this.tokenizer.code(src)) {
+        src = src.substring(token.raw.length);
+        lastToken = tokens[tokens.length - 1];
+        // An indented code block cannot interrupt a paragraph.
+        if (lastToken && (lastToken.type === 'paragraph' || lastToken.type === 'text')) {
+          lastToken.raw += '\n' + token.raw;
+          lastToken.text += '\n' + token.text;
+          this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text;
+        } else {
+          tokens.push(token);
+        }
+        continue;
+      }
+
+      // fences
+      if (token = this.tokenizer.fences(src)) {
+        src = src.substring(token.raw.length);
+        tokens.push(token);
+        continue;
+      }
+
+      // heading
+      if (token = this.tokenizer.heading(src)) {
+        src = src.substring(token.raw.length);
+        tokens.push(token);
+        continue;
+      }
+
+      // hr
+      if (token = this.tokenizer.hr(src)) {
+        src = src.substring(token.raw.length);
+        tokens.push(token);
+        continue;
+      }
+
+      // blockquote
+      if (token = this.tokenizer.blockquote(src)) {
+        src = src.substring(token.raw.length);
+        tokens.push(token);
+        continue;
+      }
+
+      // list
+      if (token = this.tokenizer.list(src)) {
+        src = src.substring(token.raw.length);
+        tokens.push(token);
+        continue;
+      }
+
+      // html
+      if (token = this.tokenizer.html(src)) {
+        src = src.substring(token.raw.length);
+        tokens.push(token);
+        continue;
+      }
+
+      // def
+      if (token = this.tokenizer.def(src)) {
+        src = src.substring(token.raw.length);
+        lastToken = tokens[tokens.length - 1];
+        if (lastToken && (lastToken.type === 'paragraph' || lastToken.type === 'text')) {
+          lastToken.raw += '\n' + token.raw;
+          lastToken.text += '\n' + token.raw;
+          this.inlineQueue[this.inlineQueue.length - 1].src = lastToken.text;
+        } else if (!this.tokens.links[token.tag]) {
+          this.tokens.links[token.tag] = {
+            href: token.href,
+            title: token.title
+          };
+        }
+        continue;
+      }
+
+      // table (gfm)
+      if (token = this.tokenizer.table(src)) {
+        src = src.substring(token.raw.length);
+        tokens.push(token);
+        continue;
+      }
+
+      // lheading
+      if (token = this.tokenizer.lheading(src)) {
+        src = src.substring(token.raw.length);
+        tokens.push(token);
+        continue;
+      }
+
+      // top-level paragraph
+      // prevent paragraph consuming extensions by clipping 'src' to extension start
+      cutSrc = src;
+      if (this.options.extensions && this.options.extensions.startBlock) {
+        let startIndex = Infinity;
+        const tempSrc = src.slice(1);
+        let tempStart;
+        this.options.extensions.startBlock.forEach((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: string, tokens: Token[] = []) {
+    this.inlineQueue.push({ src, tokens });
+    return tokens;
+  }
+
+  /**
+   * Lexing/Compiling
+   */
+  inlineTokens(src: string, tokens: Token[] = []): Token[] {
+    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, mangle)) {
+        src = src.substring(token.raw.length);
+        tokens.push(token);
+        continue;
+      }
+
+      // url (gfm)
+      if (!this.state.inLink && (token = this.tokenizer.url(src, mangle))) {
+        src = src.substring(token.raw.length);
+        tokens.push(token);
+        continue;
+      }
+
+      // text
+      // prevent inlineText consuming extensions by clipping 'src' to extension start
+      cutSrc = src;
+      if (this.options.extensions && this.options.extensions.startInline) {
+        let startIndex = Infinity;
+        const tempSrc = src.slice(1);
+        let tempStart;
+        this.options.extensions.startInline.forEach((getStartIndex) => {
+          tempStart = getStartIndex.call({ lexer: this }, tempSrc);
+          if (typeof tempStart === 'number' && tempStart >= 0) { startIndex = Math.min(startIndex, tempStart); }
+        });
+        if (startIndex < Infinity && startIndex >= 0) {
+          cutSrc = src.substring(0, startIndex + 1);
+        }
+      }
+      if (token = this.tokenizer.inlineText(cutSrc, smartypants)) {
+        src = src.substring(token.raw.length);
+        if (token.raw.slice(-1) !== '_') { // Track prevChar before string of ____ started
+          prevChar = token.raw.slice(-1);
+        }
+        keepPrevChar = true;
+        lastToken = tokens[tokens.length - 1];
+        if (lastToken && lastToken.type === 'text') {
+          lastToken.raw += token.raw;
+          lastToken.text += token.text;
+        } else {
+          tokens.push(token);
+        }
+        continue;
+      }
+
+      if (src) {
+        const errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0);
+        if (this.options.silent) {
+          console.error(errMsg);
+          break;
+        } else {
+          throw new Error(errMsg);
+        }
+      }
+    }
+
+    return tokens;
+  }
+}

src/utils/marked/src/MarkedOptions.ts

@@ -0,0 +1,217 @@
+import type { Token, Tokens, TokensList } from './Tokens';
+import type { _Parser } from './Parser';
+import type { _Lexer } from './Lexer';
+import type { _Renderer } from './Renderer';
+import type { _Tokenizer } from './Tokenizer';
+
+export interface SluggerOptions {
+  /** Generates the next unique slug without updating the internal accumulator. */
+  dryrun?: boolean;
+}
+
+export interface TokenizerThis {
+  lexer: _Lexer;
+}
+
+export type TokenizerExtensionFunction = (this: TokenizerThis, src: string, tokens: Token[] | TokensList) => Tokens.Generic | undefined;
+
+export type TokenizerStartFunction = (this: TokenizerThis, src: string) => number | void;
+
+export interface TokenizerExtension {
+  name: string;
+  level: 'block' | 'inline';
+  start?: TokenizerStartFunction | undefined;
+  tokenizer: TokenizerExtensionFunction;
+  childTokens?: string[] | undefined;
+}
+
+export interface RendererThis {
+  parser: _Parser;
+}
+
+export type RendererExtensionFunction = (this: RendererThis, token: Tokens.Generic) => string | false | undefined;
+
+export interface RendererExtension {
+  name: string;
+  renderer: RendererExtensionFunction;
+}
+
+export type TokenizerAndRendererExtension = TokenizerExtension | RendererExtension | (TokenizerExtension & RendererExtension);
+
+type RendererApi = Omit<_Renderer, 'constructor' | 'options'>;
+type RendererObject = {
+  [K in keyof RendererApi]?: (...args: Parameters<RendererApi[K]>) => ReturnType<RendererApi[K]> | false
+};
+
+type TokenizerApi = Omit<_Tokenizer, 'constructor' | 'options' | 'rules' | 'lexer'>;
+type TokenizerObject = {
+  [K in keyof TokenizerApi]?: (...args: Parameters<TokenizerApi[K]>) => ReturnType<TokenizerApi[K]> | false
+};
+
+export interface MarkedExtension {
+  /**
+   * True will tell marked to await any walkTokens functions before parsing the tokens and returning an HTML string.
+   */
+  async?: boolean;
+
+  /**
+   * A prefix URL for any relative link.
+   * @deprecated Deprecated in v5.0.0 use marked-base-url to prefix url for any relative link.
+   */
+  baseUrl?: string | undefined | null;
+
+  /**
+   * Enable GFM line breaks. This option requires the gfm option to be true.
+   */
+  breaks?: boolean | undefined;
+
+  /**
+   * Add tokenizers and renderers to marked
+   */
+  extensions?:
+    | TokenizerAndRendererExtension[]
+    | undefined | null;
+
+  /**
+   * Enable GitHub flavored markdown.
+   */
+  gfm?: boolean | undefined;
+
+  /**
+   * Include an id attribute when emitting headings.
+   * @deprecated Deprecated in v5.0.0 use marked-gfm-heading-id to include an id attribute when emitting headings (h1, h2, h3, etc).
+   */
+  headerIds?: boolean | undefined;
+
+  /**
+   * Set the prefix for header tag ids.
+   * @deprecated Deprecated in v5.0.0 use marked-gfm-heading-id to add a string to prefix the id attribute when emitting headings (h1, h2, h3, etc).
+   */
+  headerPrefix?: string | undefined;
+
+  /**
+   * A function to highlight code blocks. The function can either be
+   * synchronous (returning a string) or asynchronous (callback invoked
+   * with an error if any occurred during highlighting and a string
+   * if highlighting was successful)
+   * @deprecated Deprecated in v5.0.0 use marked-highlight to add highlighting to code blocks.
+   */
+  highlight?: ((code: string, lang: string | undefined, callback?: (error: Error, code?: string) => void) => string | void) | null;
+
+  /**
+   * Hooks are methods that hook into some part of marked.
+   * preprocess is called to process markdown before sending it to marked.
+   * postprocess is called to process html after marked has finished parsing.
+   */
+  hooks?: {
+    preprocess: (markdown: string) => string | Promise<string>,
+    postprocess: (html: string) => string | Promise<string>,
+    // eslint-disable-next-line no-use-before-define
+    options?: MarkedOptions
+  } | null;
+
+  /**
+   * Set the prefix for code block classes.
+   * @deprecated Deprecated in v5.0.0 use marked-highlight to prefix the className in a <code> block. Useful for syntax highlighting.
+   */
+  langPrefix?: string | undefined;
+
+  /**
+   * Mangle autolinks (<email@domain.com>).
+   * @deprecated Deprecated in v5.0.0 use marked-mangle to mangle email addresses.
+   */
+  mangle?: boolean | undefined;
+
+  /**
+   * Conform to obscure parts of markdown.pl as much as possible. Don't fix any of the original markdown bugs or poor behavior.
+   */
+  pedantic?: boolean | undefined;
+
+  /**
+   * Type: object Default: new Renderer()
+   *
+   * An object containing functions to render tokens to HTML.
+   */
+  renderer?: RendererObject | undefined | null;
+
+  /**
+   * Sanitize the output. Ignore any HTML that has been input. If true, sanitize the HTML passed into markdownString with the sanitizer function.
+   * @deprecated Warning: This feature is deprecated and it should NOT be used as it cannot be considered secure. Instead use a sanitize library, like DOMPurify (recommended), sanitize-html or insane on the output HTML!
+   */
+  sanitize?: boolean | undefined;
+
+  /**
+   * Optionally sanitize found HTML with a sanitizer function.
+   * @deprecated A function to sanitize the HTML passed into markdownString.
+   */
+  sanitizer?: ((html: string) => string) | null;
+
+  /**
+   * Shows an HTML error message when rendering fails.
+   */
+  silent?: boolean | undefined;
+
+  /**
+   * Use smarter list behavior than the original markdown. May eventually be default with the old behavior moved into pedantic.
+   */
+  smartLists?: boolean | undefined;
+
+  /**
+   * Use "smart" typograhic punctuation for things like quotes and dashes.
+   * @deprecated Deprecated in v5.0.0 use marked-smartypants to use "smart" typographic punctuation for things like quotes and dashes.
+   */
+  smartypants?: boolean | undefined;
+
+  /**
+   * The tokenizer defines how to turn markdown text into tokens.
+   */
+  tokenizer?: TokenizerObject | undefined | null;
+
+  /**
+   * The walkTokens function gets called with every token.
+   * Child tokens are called before moving on to sibling tokens.
+   * Each token is passed by reference so updates are persisted when passed to the parser.
+   * The return value of the function is ignored.
+   */
+  walkTokens?: ((token: Token) => void | unknown | Promise<void>) | undefined | null;
+  /**
+   * Generate closing slash for self-closing tags (<br/> instead of <br>)
+   * @deprecated Deprecated in v5.0.0 use marked-xhtml to emit self-closing HTML tags for void elements (<br/>, <img/>, etc.) with a "/" as required by XHTML.
+   */
+  xhtml?: boolean | undefined;
+}
+
+export interface MarkedOptions extends Omit<MarkedExtension, 'renderer' | 'tokenizer' | 'extensions' | 'walkTokens'> {
+  /**
+   * Type: object Default: new Renderer()
+   *
+   * An object containing functions to render tokens to HTML.
+   */
+  renderer?: _Renderer | undefined | null;
+
+  /**
+   * The tokenizer defines how to turn markdown text into tokens.
+   */
+  tokenizer?: _Tokenizer | undefined | null;
+
+  /**
+   * Custom extensions
+   */
+  extensions?: null | {
+    renderers: {
+      [name: string]: RendererExtensionFunction;
+    };
+    childTokens: {
+      [name: string]: string[];
+    };
+    inline?: TokenizerExtensionFunction[];
+    block?: TokenizerExtensionFunction[];
+    startInline?: TokenizerStartFunction[];
+    startBlock?: TokenizerStartFunction[];
+  };
+
+  /**
+   * walkTokens function returns array of values for Promise.all
+   */
+  walkTokens?: null | ((token: Token) => void | (unknown | Promise<void>)[]);
+}

src/utils/marked/src/Parser.ts

@@ -0,0 +1,281 @@
+import { _Renderer } from './Renderer';
+import { _TextRenderer } from './TextRenderer';
+import { _Slugger } from './Slugger';
+import { _defaults } from './defaults';
+import {
+  unescape
+} from './helpers';
+import type { Token, Tokens } from './Tokens';
+import type { MarkedOptions } from './MarkedOptions';
+
+/**
+ * Parsing & Compiling
+ */
+export class _Parser {
+  options: MarkedOptions;
+  renderer: _Renderer;
+  textRenderer: _TextRenderer;
+  slugger: _Slugger;
+  constructor(options?: MarkedOptions) {
+    this.options = options || _defaults;
+    this.options.renderer = this.options.renderer || new _Renderer();
+    this.renderer = this.options.renderer;
+    this.renderer.options = this.options;
+    this.textRenderer = new _TextRenderer();
+    this.slugger = new _Slugger();
+  }
+
+  /**
+   * Static Parse Method
+   */
+  static parse(tokens: Token[], options?: MarkedOptions) {
+    const parser = new _Parser(options);
+    return parser.parse(tokens);
+  }
+
+  /**
+   * Static Parse Inline Method
+   */
+  static parseInline(tokens: Token[], options?: MarkedOptions) {
+    const parser = new _Parser(options);
+    return parser.parseInline(tokens);
+  }
+
+  /**
+   * Parse Loop
+   */
+  parse(tokens: Token[], top = true): string {
+    let out = '';
+
+    for (let i = 0; i < tokens.length; i++) {
+      const token = tokens[i];
+
+      // Run any renderer extensions
+      if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[token.type]) {
+        const genericToken = token as Tokens.Generic;
+        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;
+        }
+      }
+
+      switch (token.type) {
+        case 'space': {
+          continue;
+        }
+        case 'hr': {
+          out += this.renderer.hr();
+          continue;
+        }
+        case 'heading': {
+          const headingToken = token as Tokens.Heading;
+          out += this.renderer.heading(
+            this.parseInline(headingToken.tokens),
+            headingToken.depth,
+            unescape(this.parseInline(headingToken.tokens, this.textRenderer)),
+            this.slugger);
+          continue;
+        }
+        case 'code': {
+          const codeToken = token as Tokens.Code;
+          out += this.renderer.code(codeToken.text,
+            codeToken.lang,
+            !!codeToken.escaped);
+          continue;
+        }
+        case 'table': {
+          const tableToken = token as Tokens.Table;
+          let header = '';
+
+          // header
+          let cell = '';
+          for (let j = 0; j < tableToken.header.length; j++) {
+            cell += this.renderer.tablecell(
+              this.parseInline(tableToken.header[j].tokens),
+              { header: true, align: tableToken.align[j] }
+            );
+          }
+          header += this.renderer.tablerow(cell);
+
+          let body = '';
+          for (let j = 0; j < tableToken.rows.length; j++) {
+            const row = tableToken.rows[j];
+
+            cell = '';
+            for (let k = 0; k < row.length; k++) {
+              cell += this.renderer.tablecell(
+                this.parseInline(row[k].tokens),
+                { header: false, align: tableToken.align[k] }
+              );
+            }
+
+            body += this.renderer.tablerow(cell);
+          }
+          out += this.renderer.table(header, body);
+          continue;
+        }
+        case 'blockquote': {
+          const blockquoteToken = token as Tokens.Blockquote;
+          const body = this.parse(blockquoteToken.tokens);
+          out += this.renderer.blockquote(body);
+          continue;
+        }
+        case 'list': {
+          const listToken = token as Tokens.List;
+          const ordered = listToken.ordered;
+          const start = listToken.start;
+          const loose = listToken.loose;
+
+          let body = '';
+          for (let j = 0; j < listToken.items.length; j++) {
+            const item = listToken.items[j];
+            const checked = item.checked;
+            const task = item.task;
+
+            let itemBody = '';
+            if (item.task) {
+              const 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
+                  } as Tokens.Text);
+                }
+              } 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': {
+          const htmlToken = token as Tokens.HTML;
+          out += this.renderer.html(htmlToken.text, htmlToken.block);
+          continue;
+        }
+        case 'paragraph': {
+          const paragraphToken = token as Tokens.Paragraph;
+          out += this.renderer.paragraph(this.parseInline(paragraphToken.tokens));
+          continue;
+        }
+        case 'text': {
+          let textToken = token as Tokens.Text;
+          let body = textToken.tokens ? this.parseInline(textToken.tokens) : textToken.text;
+          while (i + 1 < tokens.length && tokens[i + 1].type === 'text') {
+            textToken = tokens[++i] as Tokens.Text;
+            body += '\n' + (textToken.tokens ? this.parseInline(textToken.tokens) : textToken.text);
+          }
+          out += top ? this.renderer.paragraph(body) : body;
+          continue;
+        }
+
+        default: {
+          const errMsg = 'Token with "' + token.type + '" type was not found.';
+          if (this.options.silent) {
+            console.error(errMsg);
+            return '';
+          } else {
+            throw new Error(errMsg);
+          }
+        }
+      }
+    }
+
+    return out;
+  }
+
+  /**
+   * Parse Inline Tokens
+   */
+  parseInline(tokens: Token[], renderer?: _Renderer | _TextRenderer): string {
+    renderer = renderer || this.renderer;
+    let out = '';
+
+    for (let i = 0; i < tokens.length; i++) {
+      const token = tokens[i];
+
+      // Run any renderer extensions
+      if (this.options.extensions && this.options.extensions.renderers && this.options.extensions.renderers[token.type]) {
+        const 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': {
+          const escapeToken = token as Tokens.Escape;
+          out += renderer.text(escapeToken.text);
+          break;
+        }
+        case 'html': {
+          const tagToken = token as Tokens.Tag;
+          out += renderer.html(tagToken.text);
+          break;
+        }
+        case 'link': {
+          const linkToken = token as Tokens.Link;
+          out += renderer.link(linkToken.href, linkToken.title, this.parseInline(linkToken.tokens, renderer));
+          break;
+        }
+        case 'image': {
+          const imageToken = token as Tokens.Image;
+          out += renderer.image(imageToken.href, imageToken.title, imageToken.text);
+          break;
+        }
+        case 'strong': {
+          const strongToken = token as Tokens.Strong;
+          out += renderer.strong(this.parseInline(strongToken.tokens, renderer));
+          break;
+        }
+        case 'em': {
+          const emToken = token as Tokens.Em;
+          out += renderer.em(this.parseInline(emToken.tokens, renderer));
+          break;
+        }
+        case 'codespan': {
+          const codespanToken = token as Tokens.Codespan;
+          out += renderer.codespan(codespanToken.text);
+          break;
+        }
+        case 'br': {
+          out += renderer.br();
+          break;
+        }
+        case 'del': {
+          const delToken = token as Tokens.Del;
+          out += renderer.del(this.parseInline(delToken.tokens, renderer));
+          break;
+        }
+        case 'text': {
+          const textToken = token as Tokens.Text;
+          out += renderer.text(textToken.text);
+          break;
+        }
+        default: {
+          const errMsg = 'Token with "' + token.type + '" type was not found.';
+          if (this.options.silent) {
+            console.error(errMsg);
+            return '';
+          } else {
+            throw new Error(errMsg);
+          }
+        }
+      }
+    }
+    return out;
+  }
+}

src/utils/marked/src/Renderer.ts

@@ -0,0 +1,169 @@
+import { _defaults } from './defaults';
+import {
+  cleanUrl,
+  escape
+} from './helpers';
+import type { MarkedOptions } from './MarkedOptions';
+import type { _Slugger } from './Slugger';
+
+/**
+ * Renderer
+ */
+export class _Renderer {
+  options: MarkedOptions;
+  constructor(options?: MarkedOptions) {
+    this.options = options || _defaults;
+  }
+
+  code(code: string, infostring: string | undefined, escaped: boolean): string {
+    const lang = (infostring || '').match(/^\S*/)?.[0];
+    if (this.options.highlight) {
+      const out = this.options.highlight(code, lang);
+      if (out != null && out !== code) {
+        escaped = true;
+        code = out;
+      }
+    }
+
+    code = code.replace(/\n$/, '') + '\n';
+
+    if (!lang) {
+      return '<pre><code>'
+        + (escaped ? code : escape(code, true))
+        + '</code></pre>\n';
+    }
+
+    return '<pre><code class="'
+      + this.options.langPrefix
+      + escape(lang)
+      + '">'
+      + (escaped ? code : escape(code, true))
+      + '</code></pre>\n';
+  }
+
+  blockquote(quote: string): string {
+    return `<blockquote>\n${quote}</blockquote>\n`;
+  }
+
+  html(html: string, block?: boolean) : string {
+    return html;
+  }
+
+  heading(text: string, level: number, raw: string, slugger: _Slugger): string {
+    if (this.options.headerIds) {
+      const id = this.options.headerPrefix + slugger.slug(raw);
+      return `<h${level} id="${id}">${text}</h${level}>\n`;
+    }
+
+    // ignore IDs
+    return `<h${level}>${text}</h${level}>\n`;
+  }
+
+  hr(): string {
+    return this.options.xhtml ? '<hr/>\n' : '<hr>\n';
+  }
+
+  list(body: string, ordered: boolean, start: number | ''): string {
+    const type = ordered ? 'ol' : 'ul';
+    const startatt = (ordered && start !== 1) ? (' start="' + start + '"') : '';
+    return '<' + type + startatt + '>\n' + body + '</' + type + '>\n';
+  }
+
+  listitem(text: string, task: boolean, checked: boolean): string {
+    return `<li>${text}</li>\n`;
+  }
+
+  checkbox(checked: boolean): string {
+    return '<input '
+      + (checked ? 'checked="" ' : '')
+      + 'disabled="" type="checkbox"'
+      + (this.options.xhtml ? ' /' : '')
+      + '> ';
+  }
+
+  paragraph(text: string): string {
+    return `<p>${text}</p>\n`;
+  }
+
+  table(header: string, body: string): string {
+    if (body) body = `<tbody>${body}</tbody>`;
+
+    return '<table>\n'
+      + '<thead>\n'
+      + header
+      + '</thead>\n'
+      + body
+      + '</table>\n';
+  }
+
+  tablerow(content: string): string {
+    return `<tr>\n${content}</tr>\n`;
+  }
+
+  tablecell(content: string, flags: {
+    header: boolean;
+    align: 'center' | 'left' | 'right' | null;
+  }): string {
+    const type = flags.header ? 'th' : 'td';
+    const tag = flags.align
+      ? `<${type} align="${flags.align}">`
+      : `<${type}>`;
+    return tag + content + `</${type}>\n`;
+  }
+
+  /**
+   * span level renderer
+   */
+  strong(text: string): string {
+    return `<strong>${text}</strong>`;
+  }
+
+  em(text: string): string {
+    return `<em>${text}</em>`;
+  }
+
+  codespan(text: string): string {
+    return `<code>${text}</code>`;
+  }
+
+  br(): string {
+    return this.options.xhtml ? '<br/>' : '<br>';
+  }
+
+  del(text: string): string {
+    return `<del>${text}</del>`;
+  }
+
+  link(href: string, title: string | null | undefined, text: string): string {
+    const cleanHref = cleanUrl(this.options.sanitize, this.options.baseUrl, href);
+    if (cleanHref === null) {
+      return text;
+    }
+    href = cleanHref;
+    let out = '<a href="' + href + '"';
+    if (title) {
+      out += ' title="' + title + '"';
+    }
+    out += '>' + text + '</a>';
+    return out;
+  }
+
+  image(href: string, title: string | null, text: string): string {
+    const cleanHref = cleanUrl(this.options.sanitize, this.options.baseUrl, href);
+    if (cleanHref === null) {
+      return text;
+    }
+    href = cleanHref;
+
+    let out = `<img src="${href}" alt="${text}"`;
+    if (title) {
+      out += ` title="${title}"`;
+    }
+    out += this.options.xhtml ? '/>' : '>';
+    return out;
+  }
+
+  text(text: string) : string {
+    return text;
+  }
+}

src/utils/marked/src/Slugger.ts

@@ -0,0 +1,51 @@
+import type { SluggerOptions } from './MarkedOptions';
+
+/**
+ * Slugger generates header id
+ */
+export class _Slugger {
+  seen: { [slugValue: string]: number };
+
+  constructor() {
+    this.seen = {};
+  }
+
+  serialize(value: string) {
+    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
+   */
+  getNextSafeSlug(originalSlug: string, isDryRun: boolean | undefined) {
+    let slug = originalSlug;
+    let occurenceAccumulator = 0;
+    if (this.seen.hasOwnProperty(slug)) {
+      occurenceAccumulator = this.seen[originalSlug];
+      do {
+        occurenceAccumulator++;
+        slug = originalSlug + '-' + occurenceAccumulator;
+      } while (this.seen.hasOwnProperty(slug));
+    }
+    if (!isDryRun) {
+      this.seen[originalSlug] = occurenceAccumulator;
+      this.seen[slug] = 0;
+    }
+    return slug;
+  }
+
+  /**
+   * Convert string to unique id
+   */
+  slug(value: string, options: SluggerOptions = {}) {
+    const slug = this.serialize(value);
+    return this.getNextSafeSlug(slug, options.dryrun);
+  }
+}

src/utils/marked/src/TextRenderer.ts

@@ -0,0 +1,42 @@
+/**
+ * TextRenderer
+ * returns only the textual part of the token
+ */
+export class _TextRenderer {
+  // no need for block level renderers
+  strong(text: string) {
+    return text;
+  }
+
+  em(text: string) {
+    return text;
+  }
+
+  codespan(text: string) {
+    return text;
+  }
+
+  del(text: string) {
+    return text;
+  }
+
+  html(text: string) {
+    return text;
+  }
+
+  text(text: string) {
+    return text;
+  }
+
+  link(href: string, title: string | null | undefined, text: string) {
+    return '' + text;
+  }
+
+  image(href: string, title: string | null, text: string) {
+    return '' + text;
+  }
+
+  br() {
+    return '';
+  }
+}

src/utils/marked/src/Tokenizer.ts

@@ -0,0 +1,813 @@
+import { _defaults } from './defaults';
+import {
+  rtrim,
+  splitCells,
+  escape,
+  findClosingBracket
+} from './helpers';
+import type { _Lexer } from './Lexer';
+import type { Links, Tokens } from './Tokens';
+import type { MarkedOptions } from './MarkedOptions';
+
+function outputLink(cap: string[], link: Pick<Tokens.Link, 'href' | 'title'>, raw: string, lexer: _Lexer): Tokens.Link | Tokens.Image {
+  const href = link.href;
+  const title = link.title ? escape(link.title) : null;
+  const text = cap[1].replace(/\\([\[\]])/g, '$1');
+
+  if (cap[0].charAt(0) !== '!') {
+    lexer.state.inLink = true;
+    const token: Tokens.Link = {
+      type: 'link',
+      raw,
+      href,
+      title,
+      text,
+      tokens: lexer.inlineTokens(text)
+    };
+    lexer.state.inLink = false;
+    return token;
+  }
+  return {
+    type: 'image',
+    raw,
+    href,
+    title,
+    text: escape(text)
+  };
+}
+
+function indentCodeCompensation(raw: string, text: string) {
+  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
+ */
+export class _Tokenizer {
+  options: MarkedOptions;
+  // TODO: Fix this rules type
+  rules: any;
+  lexer!: _Lexer;
+
+  constructor(options?: MarkedOptions) {
+    this.options = options || _defaults;
+  }
+
+  space(src: string): Tokens.Space | undefined {
+    const cap = this.rules.block.newline.exec(src);
+    if (cap && cap[0].length > 0) {
+      return {
+        type: 'space',
+        raw: cap[0]
+      };
+    }
+  }
+
+  code(src: string): Tokens.Code | undefined {
+    const cap = this.rules.block.code.exec(src);
+    if (cap) {
+      const text = cap[0].replace(/^ {1,4}/gm, '');
+      return {
+        type: 'code',
+        raw: cap[0],
+        codeBlockStyle: 'indented',
+        text: !this.options.pedantic
+          ? rtrim(text, '\n')
+          : text
+      };
+    }
+  }
+
+  fences(src: string): Tokens.Code | undefined {
+    const cap = this.rules.block.fences.exec(src);
+    if (cap) {
+      const raw = cap[0];
+      const text = indentCodeCompensation(raw, cap[3] || '');
+
+      return {
+        type: 'code',
+        raw,
+        lang: cap[2] ? cap[2].trim().replace(this.rules.inline._escapes, '$1') : cap[2],
+        text
+      };
+    }
+  }
+
+  heading(src: string): Tokens.Heading | undefined {
+    const cap = this.rules.block.heading.exec(src);
+    if (cap) {
+      let text = cap[2].trim();
+
+      // remove trailing #s
+      if (/#$/.test(text)) {
+        const trimmed = rtrim(text, '#');
+        if (this.options.pedantic) {
+          text = trimmed.trim();
+        } else if (!trimmed || / $/.test(trimmed)) {
+          // CommonMark requires space before trailing #s
+          text = trimmed.trim();
+        }
+      }
+
+      return {
+        type: 'heading',
+        raw: cap[0],
+        depth: cap[1].length,
+        text,
+        tokens: this.lexer.inline(text)
+      };
+    }
+  }
+
+  hr(src: string): Tokens.Hr | undefined {
+    const cap = this.rules.block.hr.exec(src);
+    if (cap) {
+      return {
+        type: 'hr',
+        raw: cap[0]
+      };
+    }
+  }
+
+  blockquote(src: string): Tokens.Blockquote | undefined {
+    const cap = this.rules.block.blockquote.exec(src);
+    if (cap) {
+      const text = cap[0].replace(/^ *>[ \t]?/gm, '');
+      const top = this.lexer.state.top;
+      this.lexer.state.top = true;
+      const tokens = this.lexer.blockTokens(text);
+      this.lexer.state.top = top;
+      return {
+        type: 'blockquote',
+        raw: cap[0],
+        tokens,
+        text
+      };
+    }
+  }
+
+  list(src: string): Tokens.List | undefined {
+    let cap = this.rules.block.list.exec(src);
+    if (cap) {
+      let bull = cap[1].trim();
+      const isordered = bull.length > 1;
+
+      const list: Tokens.List = {
+        type: 'list',
+        raw: '',
+        ordered: isordered,
+        start: isordered ? +bull.slice(0, -1) : '',
+        loose: false,
+        items: [] as Tokens.ListItem[]
+      };
+
+      bull = isordered ? `\\d{1,9}\\${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 raw = '';
+      let itemContents = '';
+      let endsWithBlankLine = false;
+      // Check if current bullet point can start a new List Item
+      while (src) {
+        let 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] as string;
+        src = src.substring(raw.length);
+
+        let line = cap[2].split('\n', 1)[0].replace(/^\t+/, (t: string) => ' '.repeat(3 * t.length)) as string;
+        let nextLine = src.split('\n', 1)[0];
+
+        let indent = 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;
+        }
+
+        let blankLine = false;
+
+        if (!line && /^ *$/.test(nextLine)) { // Items begin with at most one blank line
+          raw += nextLine + '\n';
+          src = src.substring(nextLine.length + 1);
+          endEarly = true;
+        }
+
+        if (!endEarly) {
+          const nextBulletRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}(?:[*+-]|\\d{1,9}[.)])((?:[ \t][^\\n]*)?(?:\\n|$))`);
+          const hrRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}((?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$)`);
+          const fencesBeginRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}(?:\`\`\`|~~~)`);
+          const headingBeginRegex = new RegExp(`^ {0,${Math.min(3, indent - 1)}}#`);
+
+          // Check if following lines should be included in List Item
+          while (src) {
+            const 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;
+          }
+        }
+
+        let istask: RegExpExecArray | null = null;
+        let ischecked: boolean | undefined;
+        // 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 = raw.trimRight();
+      (list.items[list.items.length - 1] as Tokens.ListItem).text = itemContents.trimRight();
+      list.raw = list.raw.trimRight();
+
+      // 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: string): Tokens.HTML | Tokens.Paragraph | undefined {
+    const cap = this.rules.block.html.exec(src);
+    if (cap) {
+      const token: Tokens.HTML | Tokens.Paragraph = {
+        type: 'html',
+        block: true,
+        raw: cap[0],
+        pre: !this.options.sanitizer
+          && (cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style'),
+        text: cap[0]
+      };
+      if (this.options.sanitize) {
+        const text = this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0]);
+        const paragraph = token as unknown as Tokens.Paragraph;
+        paragraph.type = 'paragraph';
+        paragraph.text = text;
+        paragraph.tokens = this.lexer.inline(text);
+      }
+      return token;
+    }
+  }
+
+  def(src: string): Tokens.Def | undefined {
+    const cap = this.rules.block.def.exec(src);
+    if (cap) {
+      const tag = cap[1].toLowerCase().replace(/\s+/g, ' ');
+      const href = cap[2] ? cap[2].replace(/^<(.*)>$/, '$1').replace(this.rules.inline._escapes, '$1') : '';
+      const title = cap[3] ? cap[3].substring(1, cap[3].length - 1).replace(this.rules.inline._escapes, '$1') : cap[3];
+      return {
+        type: 'def',
+        tag,
+        raw: cap[0],
+        href,
+        title
+      };
+    }
+  }
+
+  table(src: string): Tokens.Table | undefined {
+    const cap = this.rules.block.table.exec(src);
+    if (cap) {
+      const item: Tokens.Table = {
+        type: 'table',
+        raw: cap[0],
+        header: splitCells(cap[1]).map(c => {
+          return { text: c, tokens: [] };
+        }),
+        align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */),
+        rows: cap[3] && cap[3].trim() ? cap[3].replace(/\n[ \t]*$/, '').split('\n') : []
+      };
+
+      if (item.header.length === item.align.length) {
+        let l = item.align.length;
+        let i, j, k, row;
+        for (i = 0; i < l; i++) {
+          const align = item.align[i];
+          if (align) {
+            if (/^ *-+: *$/.test(align)) {
+              item.align[i] = 'right';
+            } else if (/^ *:-+: *$/.test(align)) {
+              item.align[i] = 'center';
+            } else if (/^ *:-+ *$/.test(align)) {
+              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] as unknown as string, item.header.length).map(c => {
+            return { text: c, tokens: [] };
+          });
+        }
+
+        // parse child tokens inside headers and cells
+
+        // header child tokens
+        l = item.header.length;
+        for (j = 0; j < l; j++) {
+          item.header[j].tokens = this.lexer.inline(item.header[j].text);
+        }
+
+        // cell child tokens
+        l = item.rows.length;
+        for (j = 0; j < l; j++) {
+          row = item.rows[j];
+          for (k = 0; k < row.length; k++) {
+            row[k].tokens = this.lexer.inline(row[k].text);
+          }
+        }
+
+        return item;
+      }
+    }
+  }
+
+  lheading(src: string): Tokens.Heading | undefined {
+    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: string): Tokens.Paragraph | undefined {
+    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: string): Tokens.Text | undefined {
+    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: string): Tokens.Escape | undefined {
+    const cap = this.rules.inline.escape.exec(src);
+    if (cap) {
+      return {
+        type: 'escape',
+        raw: cap[0],
+        text: escape(cap[1])
+      };
+    }
+  }
+
+  tag(src: string): Tokens.Tag | undefined {
+    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: this.options.sanitize
+          ? 'text'
+          : 'html',
+        raw: cap[0],
+        inLink: this.lexer.state.inLink,
+        inRawBlock: this.lexer.state.inRawBlock,
+        block: false,
+        text: this.options.sanitize
+          ? (this.options.sanitizer
+            ? this.options.sanitizer(cap[0])
+            : escape(cap[0]))
+          : cap[0]
+      };
+    }
+  }
+
+  link(src: string): Tokens.Link | Tokens.Image | undefined {
+    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._escapes, '$1') : href,
+        title: title ? title.replace(this.rules.inline._escapes, '$1') : title
+      }, cap[0], this.lexer);
+    }
+  }
+
+  reflink(src: string, links: Links): Tokens.Link | Tokens.Image | Tokens.Text | undefined {
+    let cap;
+    if ((cap = this.rules.inline.reflink.exec(src))
+      || (cap = this.rules.inline.nolink.exec(src))) {
+      let link = (cap[2] || cap[1]).replace(/\s+/g, ' ');
+      link = links[link.toLowerCase()];
+      if (!link) {
+        const text = cap[0].charAt(0);
+        return {
+          type: 'text',
+          raw: text,
+          text
+        };
+      }
+      return outputLink(cap, link, cap[0], this.lexer);
+    }
+  }
+
+  emStrong(src: string, maskedSrc: string, prevChar = ''): Tokens.Em | Tokens.Strong | undefined {
+    let match = this.rules.inline.emStrong.lDelim.exec(src);
+    if (!match) return;
+
+    // _ can't be between two alphanumerics. \p{L}\p{N} includes non-english alphabet/numbers as well
+    if (match[3] && prevChar.match(/[\p{L}\p{N}]/u)) return;
+
+    const nextChar = match[1] || match[2] || '';
+
+    if (!nextChar || !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.emStrong.rDelimAst : this.rules.inline.emStrong.rDelimUnd;
+      endReg.lastIndex = 0;
+
+      // Clip maskedSrc to same section of string as src (move to lexer?)
+      maskedSrc = maskedSrc.slice(-1 * src.length + lLength);
+
+      while ((match = endReg.exec(maskedSrc)) != null) {
+        rDelim = match[1] || match[2] || match[3] || match[4] || match[5] || match[6];
+
+        if (!rDelim) continue; // skip single * in __abc*abc__
+
+        rLength = [...rDelim].length;
+
+        if (match[3] || match[4]) { // found another Left Delim
+          delimTotal += rLength;
+          continue;
+        } else if (match[5] || match[6]) { // either Left or Right Delim
+          if (lLength % 3 && !((lLength + rLength) % 3)) {
+            midDelimTotal += rLength;
+            continue; // CommonMark Emphasis Rules 9-10
+          }
+        }
+
+        delimTotal -= rLength;
+
+        if (delimTotal > 0) continue; // Haven't found enough closing delimiters
+
+        // Remove extra characters. *a*** -> *a*
+        rLength = Math.min(rLength, rLength + delimTotal + midDelimTotal);
+
+        const raw = [...src].slice(0, lLength + match.index + rLength + 1).join('');
+
+        // 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: string): Tokens.Codespan | undefined {
+    const cap = this.rules.inline.code.exec(src);
+    if (cap) {
+      let text = cap[2].replace(/\n/g, ' ');
+      const hasNonSpaceChars = /[^ ]/.test(text);
+      const hasSpaceCharsOnBothEnds = /^ /.test(text) && / $/.test(text);
+      if (hasNonSpaceChars && hasSpaceCharsOnBothEnds) {
+        text = text.substring(1, text.length - 1);
+      }
+      text = escape(text, true);
+      return {
+        type: 'codespan',
+        raw: cap[0],
+        text
+      };
+    }
+  }
+
+  br(src: string): Tokens.Br | undefined {
+    const cap = this.rules.inline.br.exec(src);
+    if (cap) {
+      return {
+        type: 'br',
+        raw: cap[0]
+      };
+    }
+  }
+
+  del(src: string): Tokens.Del | undefined {
+    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: string, mangle: (cap: string) => string): Tokens.Link | undefined {
+    const cap = this.rules.inline.autolink.exec(src);
+    if (cap) {
+      let text, href;
+      if (cap[2] === '@') {
+        text = escape(this.options.mangle ? mangle(cap[1]) : cap[1]);
+        href = 'mailto:' + text;
+      } else {
+        text = escape(cap[1]);
+        href = text;
+      }
+
+      return {
+        type: 'link',
+        raw: cap[0],
+        text,
+        href,
+        tokens: [
+          {
+            type: 'text',
+            raw: text,
+            text
+          }
+        ]
+      };
+    }
+  }
+
+  url(src: string, mangle: (cap: string) => string): Tokens.Link | undefined {
+    let cap;
+    if (cap = this.rules.inline.url.exec(src)) {
+      let text, href;
+      if (cap[2] === '@') {
+        text = escape(this.options.mangle ? mangle(cap[0]) : cap[0]);
+        href = 'mailto:' + text;
+      } else {
+        // do extended autolink path validation
+        let prevCapZero;
+        do {
+          prevCapZero = cap[0];
+          cap[0] = this.rules.inline._backpedal.exec(cap[0])[0];
+        } while (prevCapZero !== cap[0]);
+        text = escape(cap[0]);
+        if (cap[1] === 'www.') {
+          href = 'http://' + cap[0];
+        } else {
+          href = cap[0];
+        }
+      }
+      return {
+        type: 'link',
+        raw: cap[0],
+        text,
+        href,
+        tokens: [
+          {
+            type: 'text',
+            raw: text,
+            text
+          }
+        ]
+      };
+    }
+  }
+
+  inlineText(src: string, smartypants: (cap: string) => string): Tokens.Text | undefined {
+    const cap = this.rules.inline.text.exec(src);
+    if (cap) {
+      let text;
+      if (this.lexer.state.inRawBlock) {
+        text = this.options.sanitize ? (this.options.sanitizer ? this.options.sanitizer(cap[0]) : escape(cap[0])) : cap[0];
+      } else {
+        text = escape(this.options.smartypants ? smartypants(cap[0]) : cap[0]);
+      }
+      return {
+        type: 'text',
+        raw: cap[0],
+        text
+      };
+    }
+  }
+}

src/utils/marked/src/Tokens.ts

@@ -0,0 +1,201 @@
+/* eslint-disable no-use-before-define */
+export type Token = (
+    Tokens.Space
+  | Tokens.Code
+  | Tokens.Heading
+  | Tokens.Table
+  | Tokens.Hr
+  | Tokens.Blockquote
+  | Tokens.List
+  | Tokens.ListItem
+  | Tokens.Paragraph
+  | Tokens.HTML
+  | Tokens.Text
+  | Tokens.Def
+  | Tokens.Escape
+  | Tokens.Tag
+  | Tokens.Image
+  | Tokens.Link
+  | Tokens.Strong
+  | Tokens.Em
+  | Tokens.Codespan
+  | Tokens.Br
+  | Tokens.Del
+  | Tokens.Generic);
+
+export namespace Tokens {
+    export interface Space {
+        type: 'space';
+        raw: string;
+    }
+
+    export interface Code {
+        type: 'code';
+        raw: string;
+        codeBlockStyle?: 'indented' | undefined;
+        lang?: string | undefined;
+        text: string;
+        escaped?: boolean;
+    }
+
+    export interface Heading {
+        type: 'heading';
+        raw: string;
+        depth: number;
+        text: string;
+        tokens: Token[];
+    }
+
+    export interface Table {
+        type: 'table';
+        raw: string;
+        align: Array<'center' | 'left' | 'right' | null>;
+        header: TableCell[];
+        rows: TableCell[][];
+    }
+
+    export interface TableCell {
+        text: string;
+        tokens: Token[];
+    }
+
+    export interface Hr {
+        type: 'hr';
+        raw: string;
+    }
+
+    export interface Blockquote {
+        type: 'blockquote';
+        raw: string;
+        text: string;
+        tokens: Token[];
+    }
+
+    export interface List {
+        type: 'list';
+        raw: string;
+        ordered: boolean;
+        start: number | '';
+        loose: boolean;
+        items: ListItem[];
+    }
+
+    export interface ListItem {
+        type: 'list_item';
+        raw: string;
+        task: boolean;
+        checked?: boolean | undefined;
+        loose: boolean;
+        text: string;
+        tokens: Token[];
+    }
+
+    export interface Paragraph {
+        type: 'paragraph';
+        raw: string;
+        pre?: boolean | undefined;
+        text: string;
+        tokens: Token[];
+    }
+
+    export interface HTML {
+        type: 'html';
+        raw: string;
+        pre: boolean;
+        text: string;
+        block: boolean;
+    }
+
+    export interface Text {
+        type: 'text';
+        raw: string;
+        text: string;
+        tokens?: Token[];
+    }
+
+    export interface Def {
+        type: 'def';
+        raw: string;
+        tag: string;
+        href: string;
+        title: string;
+    }
+
+    export interface Escape {
+        type: 'escape';
+        raw: string;
+        text: string;
+    }
+
+    export interface Tag {
+        type: 'text' | 'html';
+        raw: string;
+        inLink: boolean;
+        inRawBlock: boolean;
+        text: string;
+        block: boolean;
+    }
+
+    export interface Link {
+        type: 'link';
+        raw: string;
+        href: string;
+        title?: string | null;
+        text: string;
+        tokens: Token[];
+    }
+
+    export interface Image {
+        type: 'image';
+        raw: string;
+        href: string;
+        title: string | null;
+        text: string;
+    }
+
+    export interface Strong {
+        type: 'strong';
+        raw: string;
+        text: string;
+        tokens: Token[];
+    }
+
+    export interface Em {
+        type: 'em';
+        raw: string;
+        text: string;
+        tokens: Token[];
+    }
+
+    export interface Codespan {
+        type: 'codespan';
+        raw: string;
+        text: string;
+    }
+
+    export interface Br {
+        type: 'br';
+        raw: string;
+    }
+
+    export interface Del {
+        type: 'del';
+        raw: string;
+        text: string;
+        tokens: Token[];
+    }
+
+    export interface Generic {
+        [index: string]: any;
+
+        type: string;
+        raw: string;
+        tokens?: Token[] | undefined;
+    }
+}
+
+export type Links = Record<string, Pick<Tokens.Link | Tokens.Image, 'href' | 'title'>>;
+
+export type TokensList = Token[] & {
+    links: Links;
+};

src/utils/marked/src/defaults.ts

@@ -0,0 +1,35 @@
+import type { MarkedOptions } from './MarkedOptions';
+
+/**
+ * Gets the original marked default options.
+ */
+export function _getDefaults(): MarkedOptions {
+  return {
+    async: false,
+    baseUrl: null,
+    breaks: false,
+    extensions: null,
+    gfm: true,
+    headerIds: false,
+    headerPrefix: '',
+    highlight: null,
+    hooks: null,
+    langPrefix: 'language-',
+    mangle: false,
+    pedantic: false,
+    renderer: null,
+    sanitize: false,
+    sanitizer: null,
+    silent: false,
+    smartypants: false,
+    tokenizer: null,
+    walkTokens: null,
+    xhtml: false
+  };
+}
+
+export let _defaults = _getDefaults();
+
+export function changeDefaults(newDefaults: MarkedOptions) {
+  _defaults = newDefaults;
+}

src/utils/marked/src/helpers.ts

@@ -0,0 +1,265 @@
+import type { MarkedOptions } from './MarkedOptions';
+import type { ResultCallback } from './Instance';
+import type { Rule } from './rules';
+
+/**
+ * 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: {[index: string]: string} = {
+  '&': '&amp;',
+  '<': '&lt;',
+  '>': '&gt;',
+  '"': '&quot;',
+  "'": '&#39;'
+};
+const getEscapeReplacement = (ch: string) => escapeReplacements[ch];
+
+export function escape(html: string, encode?: boolean) {
+  if (encode) {
+    if (escapeTest.test(html)) {
+      return html.replace(escapeReplace, getEscapeReplacement);
+    }
+  } else {
+    if (escapeTestNoEncode.test(html)) {
+      return html.replace(escapeReplaceNoEncode, getEscapeReplacement);
+    }
+  }
+
+  return html;
+}
+
+const unescapeTest = /&(#(?:\d+)|(?:#x[0-9A-Fa-f]+)|(?:\w+));?/ig;
+
+export function unescape(html: string) {
+  // explicitly match decimal, hex, and named HTML entities
+  return html.replace(unescapeTest, (_, n) => {
+    n = n.toLowerCase();
+    if (n === 'colon') return ':';
+    if (n.charAt(0) === '#') {
+      return n.charAt(1) === 'x'
+        ? String.fromCharCode(parseInt(n.substring(2), 16))
+        : String.fromCharCode(+n.substring(1));
+    }
+    return '';
+  });
+}
+
+const caret = /(^|[^\[])\^/g;
+
+export function edit(regex: Rule, opt?: string) {
+  regex = typeof regex === 'string' ? regex : regex.source;
+  opt = opt || '';
+  const obj = {
+    replace: (name: string | RegExp, val: string | RegExp) => {
+      val = typeof val === 'object' && 'source' in val ? val.source : val;
+      val = val.replace(caret, '$1');
+      regex = (regex as string).replace(name, val);
+      return obj;
+    },
+    getRegex: () => {
+      return new RegExp(regex, opt);
+    }
+  };
+  return obj;
+}
+
+const nonWordAndColonTest = /[^\w:]/g;
+const originIndependentUrl = /^$|^[a-z][a-z0-9+.-]*:|^[?#]/i;
+
+export function cleanUrl(sanitize: boolean | undefined, base: string | undefined | null, href: string) {
+  if (sanitize) {
+    let prot;
+    try {
+      prot = decodeURIComponent(unescape(href))
+        .replace(nonWordAndColonTest, '')
+        .toLowerCase();
+    } catch (e) {
+      return null;
+    }
+    if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0 || prot.indexOf('data:') === 0) {
+      return null;
+    }
+  }
+  if (base && !originIndependentUrl.test(href)) {
+    href = resolveUrl(base, href);
+  }
+  try {
+    href = encodeURI(href).replace(/%25/g, '%');
+  } catch (e) {
+    return null;
+  }
+  return href;
+}
+
+const baseUrls: Record<string, string> = {};
+const justDomain = /^[^:]+:\/*[^/]*$/;
+const protocol = /^([^:]+:)[\s\S]*$/;
+const domain = /^([^:]+:\/*[^/]*)[\s\S]*$/;
+
+export function resolveUrl(base: string, href: string) {
+  if (!baseUrls[' ' + base]) {
+    // we can ignore everything in base after the last slash of its path component,
+    // but we might need to add _that_
+    // https://tools.ietf.org/html/rfc3986#section-3
+    if (justDomain.test(base)) {
+      baseUrls[' ' + base] = base + '/';
+    } else {
+      baseUrls[' ' + base] = rtrim(base, '/', true);
+    }
+  }
+  base = baseUrls[' ' + base];
+  const relativeBase = base.indexOf(':') === -1;
+
+  if (href.substring(0, 2) === '//') {
+    if (relativeBase) {
+      return href;
+    }
+    return base.replace(protocol, '$1') + href;
+  } else if (href.charAt(0) === '/') {
+    if (relativeBase) {
+      return href;
+    }
+    return base.replace(domain, '$1') + href;
+  } else {
+    return base + href;
+  }
+}
+
+export const noopTest = { exec: () => null };
+
+export function splitCells(tableRow: string, count?: number) {
+  // ensure that every cell-delimiting pipe has a space
+  // before it to distinguish it from an escaped pipe
+  const row = tableRow.replace(/\|/g, (_, offset, str) => {
+      let escaped = false;
+      let curr = offset;
+      while (--curr >= 0 && str[curr] === '\\') escaped = !escaped;
+      if (escaped) {
+        // odd number of slashes means | is escaped
+        // so we leave it alone
+        return '|';
+      } else {
+        // add space before unescaped |
+        return ' |';
+      }
+    }),
+    cells = row.split(/ \|/);
+  let i = 0;
+
+  // First/last cell in a row cannot be empty if it has no leading/trailing pipe
+  if (!cells[0].trim()) {
+    cells.shift();
+  }
+  if (cells.length > 0 && !cells[cells.length - 1].trim()) {
+    cells.pop();
+  }
+
+  if (count) {
+    if (cells.length > count) {
+      cells.splice(count);
+    } else {
+      while (cells.length < count) cells.push('');
+    }
+  }
+
+  for (; i < cells.length; i++) {
+    // leading or trailing whitespace is ignored per the gfm spec
+    cells[i] = cells[i].trim().replace(/\\\|/g, '|');
+  }
+  return cells;
+}
+
+/**
+ * Remove trailing 'c's. Equivalent to str.replace(/c*$/, '').
+ * /c*$/ is vulnerable to REDOS.
+ *
+ * @param str
+ * @param c
+ * @param invert Remove suffix of non-c chars instead. Default falsey.
+ */
+export function rtrim(str: string, c: string, invert?: boolean) {
+  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);
+}
+
+export function findClosingBracket(str: string, b: string) {
+  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;
+}
+
+export function checkDeprecations(opt: MarkedOptions, callback?: ResultCallback) {
+  if (!opt || opt.silent) {
+    return;
+  }
+
+  if (callback) {
+    console.warn('marked(): callback is deprecated since version 5.0.0, should not be used and will be removed in the future. Read more here: https://marked.js.org/using_pro#async');
+  }
+
+  if (opt.sanitize || opt.sanitizer) {
+    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');
+  }
+
+  if (opt.highlight || opt.langPrefix !== 'language-') {
+    console.warn('marked(): highlight and langPrefix parameters are deprecated since version 5.0.0, should not be used and will be removed in the future. Instead use https://www.npmjs.com/package/marked-highlight.');
+  }
+
+  if (opt.mangle) {
+    console.warn('marked(): mangle parameter is enabled by default, but is deprecated since version 5.0.0, and will be removed in the future. To clear this warning, install https://www.npmjs.com/package/marked-mangle, or disable by setting `{mangle: false}`.');
+  }
+
+  if (opt.baseUrl) {
+    console.warn('marked(): baseUrl parameter is deprecated since version 5.0.0, should not be used and will be removed in the future. Instead use https://www.npmjs.com/package/marked-base-url.');
+  }
+
+  if (opt.smartypants) {
+    console.warn('marked(): smartypants parameter is deprecated since version 5.0.0, should not be used and will be removed in the future. Instead use https://www.npmjs.com/package/marked-smartypants.');
+  }
+
+  if (opt.xhtml) {
+    console.warn('marked(): xhtml parameter is deprecated since version 5.0.0, should not be used and will be removed in the future. Instead use https://www.npmjs.com/package/marked-xhtml.');
+  }
+
+  if (opt.headerIds || opt.headerPrefix) {
+    console.warn('marked(): headerIds and headerPrefix parameters enabled by default, but are deprecated since version 5.0.0, and will be removed in the future. To clear this warning, install  https://www.npmjs.com/package/marked-gfm-heading-id, or disable by setting `{headerIds: false}`.');
+  }
+}

src/utils/marked/src/marked.ts

@@ -0,0 +1,143 @@
+import { _Lexer } from './Lexer';
+import { _Parser } from './Parser';
+import { _Tokenizer } from './Tokenizer';
+import { _Renderer } from './Renderer';
+import { _TextRenderer } from './TextRenderer';
+import { _Slugger } from './Slugger';
+import { _Hooks } from './Hooks';
+import { Marked } from './Instance';
+import {
+  _getDefaults,
+  changeDefaults,
+  _defaults
+} from './defaults';
+import type { MarkedExtension, MarkedOptions } from './MarkedOptions';
+import type { Token, TokensList } from './Tokens';
+import type { ResultCallback } from './Instance';
+
+const markedInstance = new Marked();
+
+/**
+ * Compiles markdown to HTML asynchronously.
+ *
+ * @param src String of markdown source to be compiled
+ * @param options Hash of options, having async: true
+ * @return Promise of string of compiled HTML
+ */
+export function marked(src: string, options: MarkedOptions & { async: true }): Promise<string>;
+
+/**
+ * Compiles markdown to HTML synchronously.
+ *
+ * @param src String of markdown source to be compiled
+ * @param options Optional hash of options
+ * @return String of compiled HTML
+ */
+export function marked(src: string, options?: MarkedOptions): string;
+
+/**
+ * Compiles markdown to HTML asynchronously with a callback.
+ *
+ * @param src String of markdown source to be compiled
+ * @param callback Function called when the markdownString has been fully parsed when using async highlighting
+ */
+export function marked(src: string, callback: ResultCallback): void;
+
+/**
+ * Compiles markdown to HTML asynchronously with a callback.
+ *
+ * @param src String of markdown source to be compiled
+ * @param options Hash of options
+ * @param callback Function called when the markdownString has been fully parsed when using async highlighting
+ */
+export function marked(
+    src: string,
+    options: MarkedOptions,
+    callback: ResultCallback,
+): void;
+export function marked(src: string, opt?: MarkedOptions | ResultCallback, callback?: ResultCallback): string | Promise<string | undefined> | undefined {
+  return markedInstance.parse(src, opt, callback);
+}
+
+/**
+ * Sets the default options.
+ *
+ * @param options Hash of options
+ */
+marked.options =
+marked.setOptions = function(options: MarkedOptions) {
+  markedInstance.setOptions(options);
+  marked.defaults = markedInstance.defaults;
+  changeDefaults(marked.defaults);
+  return marked;
+};
+
+/**
+ * Gets the original marked default options.
+ */
+marked.getDefaults = _getDefaults;
+
+marked.defaults = _defaults;
+
+/**
+ * Use Extension
+ */
+
+marked.use = function(...args: MarkedExtension[]) {
+  markedInstance.use(...args);
+  marked.defaults = markedInstance.defaults;
+  changeDefaults(marked.defaults);
+  return marked;
+};
+
+/**
+ * Run callback for every token
+ */
+
+marked.walkTokens = function <T = void>(tokens: Token[] | TokensList, callback: (token: Token) => T | T[]) {
+  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.Slugger = _Slugger;
+marked.Hooks = _Hooks;
+marked.parse = marked;
+
+export const options = marked.options;
+export const setOptions = marked.setOptions;
+export const use = marked.use;
+export const walkTokens = marked.walkTokens;
+export const parseInline = marked.parseInline;
+export const parse = marked;
+export const parser = _Parser.parse;
+export const lexer = _Lexer.lex;
+export { _defaults as defaults, _getDefaults as getDefaults } from './defaults';
+export { _Lexer as Lexer } from './Lexer';
+export { _Parser as Parser } from './Parser';
+export { _Tokenizer as Tokenizer } from './Tokenizer';
+export { _Renderer as Renderer } from './Renderer';
+export { _TextRenderer as TextRenderer } from './TextRenderer';
+export { _Slugger as Slugger } from './Slugger';
+export { _Hooks as Hooks } from './Hooks';
+export { Marked } from './Instance';
+export * from './MarkedOptions';
+export * from './rules';
+export * from './Tokens';

src/utils/marked/src/rules.ts

@@ -0,0 +1,384 @@
+import {
+  noopTest,
+  edit
+} from './helpers';
+
+export type Rule = RegExp | string;
+
+export interface Rules {
+  [ruleName: string]: Pick<RegExp, 'exec'> | Rule | Rules;
+}
+
+type BlockRuleNames =
+    | 'newline'
+    | 'code'
+    | 'fences'
+    | 'hr'
+    | 'heading'
+    | 'blockquote'
+    | 'list'
+    | 'html'
+    | 'def'
+    | 'lheading'
+    | '_paragraph'
+    | 'text'
+    | '_label'
+    | '_title'
+    | 'bullet'
+    | 'listItemStart'
+    | '_tag'
+    | '_comment'
+    | 'paragraph'
+    | 'uote' ;
+
+type BlockSubRuleNames = 'normal' | 'gfm' | 'pedantic';
+
+type InlineRuleNames =
+    | 'escape'
+    | 'autolink'
+    | 'tag'
+    | 'link'
+    | 'reflink'
+    | 'nolink'
+    | 'reflinkSearch'
+    | 'code'
+    | 'br'
+    | 'text'
+    | '_punctuation'
+    | 'punctuation'
+    | 'blockSkip'
+    | 'escapedEmSt'
+    | '_comment'
+    | '_escapes'
+    | '_scheme'
+    | '_email'
+    | '_attribute'
+    | '_label'
+    | '_href'
+    | '_title'
+    | 'strong'
+    | '_extended_email'
+    | '_backpedal';
+
+type InlineSubRuleNames = 'gfm' | 'emStrong' | 'normal' | 'pedantic'| 'breaks';
+
+/**
+ * Block-Level Grammar
+ */
+// Not all rules are defined in the object literal
+// @ts-expect-error
+export const block: Record<BlockRuleNames, Rule> & Record<BlockSubRuleNames, Rules> & Rules = {
+  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+|$)/,
+  table: noopTest,
+  lheading: /^((?:(?!^bull ).|\n(?!\n|bull ))+?)\n {0,3}(=+|-+) *(?:\n+|$)/,
+  // 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.lheading = edit(block.lheading)
+  .replace(/bull/g, block.bullet) // lists can interrupt
+  .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 = { ...block };
+
+/**
+ * GFM Block Grammar
+ */
+
+block.gfm = {
+  ...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 as Rule)
+  .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 as RegExp) // 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 = {
+  ...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+|$)/,
+  paragraph: edit(block.normal._paragraph as Rule)
+    .replace('hr', block.hr)
+    .replace('heading', ' *#{1,6} *[^\n]')
+    .replace('lheading', block.lheading)
+    .replace('blockquote', ' {0,3}>')
+    .replace('|fences', '')
+    .replace('|list', '')
+    .replace('|html', '')
+    .getRegex()
+};
+
+/**
+ * Inline-Level Grammar
+ */
+// Not all rules are defined in the object literal
+// @ts-expect-error
+export const inline: Record<InlineRuleNames, Rule> & Record<InlineSubRuleNames, Rules> & Rules = {
+  escape: /^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/,
+  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_|$)|[^ ](?= {2,}\n)))/,
+  punctuation: /^((?![*_])[\spunctuation])/
+};
+
+// // list of unicode punctuation marks, plus any missing characters from CommonMark spec
+// inline._punctuation = '\\p{P}$+<=>`^|~';
+// list of punctuation marks from CommonMark spec
+// without * and _ to handle the different emphasis markers * and _
+inline._uc_punctuation = '\\u00A1\\u00A7\\u00AB\\u00B6\\u00B7\\u00BB\\u00BF\\u037E\\u0387\\u055A-\\u055F\\u0589\\u058A\\u05BE\\u05C0\\u05C3\\u05C6\\u05F3\\u05F4\\u0609\\u060A\\u060C\\u060D\\u061B\\u061E\\u061F\\u066A-\\u066D\\u06D4\\u0700-\\u070D\\u07F7-\\u07F9\\u0830-\\u083E\\u085E\\u0964\\u0965\\u0970\\u0AF0\\u0DF4\\u0E4F\\u0E5A\\u0E5B\\u0F04-\\u0F12\\u0F14\\u0F3A-\\u0F3D\\u0F85\\u0FD0-\\u0FD4\\u0FD9\\u0FDA\\u104A-\\u104F\\u10FB\\u1360-\\u1368\\u1400\\u166D\\u166E\\u169B\\u169C\\u16EB-\\u16ED\\u1735\\u1736\\u17D4-\\u17D6\\u17D8-\\u17DA\\u1800-\\u180A\\u1944\\u1945\\u1A1E\\u1A1F\\u1AA0-\\u1AA6\\u1AA8-\\u1AAD\\u1B5A-\\u1B60\\u1BFC-\\u1BFF\\u1C3B-\\u1C3F\\u1C7E\\u1C7F\\u1CC0-\\u1CC7\\u1CD3\\u2010-\\u2027\\u2030-\\u2043\\u2045-\\u2051\\u2053-\\u205E\\u207D\\u207E\\u208D\\u208E\\u2308-\\u230B\\u2329\\u232A\\u2768-\\u2775\\u27C5\\u27C6\\u27E6-\\u27EF\\u2983-\\u2998\\u29D8-\\u29DB\\u29FC\\u29FD\\u2CF9-\\u2CFC\\u2CFE\\u2CFF\\u2D70\\u2E00-\\u2E2E\\u2E30-\\u2E42\\u3001-\\u3003\\u3008-\\u3011\\u3014-\\u301F\\u3030\\u303D\\u30A0\\u30FB\\uA4FE\\uA4FF\\uA60D-\\uA60F\\uA673\\uA67E\\uA6F2-\\uA6F7\\uA874-\\uA877\\uA8CE\\uA8CF\\uA8F8-\\uA8FA\\uA8FC\\uA92E\\uA92F\\uA95F\\uA9C1-\\uA9CD\\uA9DE\\uA9DF\\uAA5C-\\uAA5F\\uAADE\\uAADF\\uAAF0\\uAAF1\\uABEB\\uFD3E\\uFD3F\\uFE10-\\uFE19\\uFE30-\\uFE52\\uFE54-\\uFE61\\uFE63\\uFE68\\uFE6A\\uFE6B\\uFF01-\\uFF03\\uFF05-\\uFF0A\\uFF0C-\\uFF0F\\uFF1A\\uFF1B\\uFF1F\\uFF20\\uFF3B-\\uFF3D\\uFF3F\\uFF5B\\uFF5D\\uFF5F-\\uFF65';
+inline._punctuation = '!"#$%&\'()+\\-.,/:;<=>?@\\[\\]`^{|}~\\\\' + inline._uc_punctuation;
+inline.punctuation = edit(inline.punctuation, 'u').replace(/punctuation/g, inline._punctuation).getRegex();
+
+// sequences em should skip over [title](link), `code`, <html>
+inline.blockSkip = /\[[^[\]]*?\]\([^\(\)]*?\)|`[^`]*?`|<[^<>]*?>/g;
+inline.anyPunctuation = /\\[punct]/g;
+inline._escapes = /\\([punct])/g;
+
+inline._comment = edit(block._comment).replace('(?:-->|$)', '-->').getRegex();
+
+inline.emStrong.lDelim = edit(inline.emStrong.lDelim as Rule, 'u')
+  .replace(/punct/g, inline._punctuation)
+  .getRegex();
+
+inline.emStrong.rDelimAst = edit(inline.emStrong.rDelimAst as Rule, 'gu')
+  .replace(/punct/g, inline._punctuation)
+  .getRegex();
+
+inline.emStrong.rDelimUnd = edit(inline.emStrong.rDelimUnd as Rule, 'gu')
+  .replace(/punct/g, inline._punctuation)
+  .getRegex();
+
+inline.anyPunctuation = edit(inline.anyPunctuation as Rule, 'gu')
+  .replace(/punct/g, inline._punctuation)
+  .getRegex();
+
+inline._escapes = edit(inline._escapes, 'gu')
+  .replace(/punct/g, inline._punctuation)
+  .getRegex();
+
+inline._scheme = /[a-zA-Z][a-zA-Z0-9+.-]{1,31}/;
+inline._email = /[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+(@)[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 = { ...inline };
+
+/**
+ * Pedantic Inline Grammar
+ */
+
+inline.pedantic = {
+  ...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 = {
+  ...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 as Rule, 'i')
+  .replace('email', inline.gfm._extended_email as RegExp)
+  .getRegex();
+/**
+ * GFM + Line Breaks Inline Grammar
+ */
+
+inline.breaks = {
+  ...inline.gfm,
+  br: edit(inline.br).replace('{2,}', '*').getRegex(),
+  text: edit(inline.gfm.text as Rule)
+    .replace('\\b_', '\\b_| {2,}\\n')
+    .replace(/\{2,\}/g, '*')
+    .getRegex()
+};

src/utils/marked/utils.ts

@@ -1,5 +1,5 @@
-import {Token, Tokens, TokensList} from "@/utils/marked/marked"
 import {Attributes, ComponentType, createElement, ReactElement} from "react";
+import { Token, Tokens, TokensList } from "./src/Tokens";
 
 
 const unescapeTest = /&(#(?:\d+)|(?:#x[0-9A-Fa-f]+)|(?:\w+));?/ig