AtCoder 中文助手

在英文题面前显示 AtCoder 中文题面。

当前为 2022-10-18 提交的版本,查看 最新版本

您需要先安装一个扩展,例如 篡改猴Greasemonkey暴力猴,之后才能安装此脚本。

You will need to install an extension such as Tampermonkey to install this script.

您需要先安装一个扩展,例如 篡改猴暴力猴,之后才能安装此脚本。

您需要先安装一个扩展,例如 篡改猴Userscripts ,之后才能安装此脚本。

您需要先安装一款用户脚本管理器扩展,例如 Tampermonkey,才能安装此脚本。

您需要先安装用户脚本管理器扩展后才能安装此脚本。

(我已经安装了用户脚本管理器,让我安装!)

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展,比如 Stylus,才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

您需要先安装一款用户样式管理器扩展后才能安装此样式。

(我已经安装了用户样式管理器,让我安装!)

// ==UserScript==
// @name        AtCoder 中文助手
// @namespace   Violentmonkey Scripts
// @match       https://atcoder.jp/contests/*
// @grant       none
// @license     MIT
// @version     3.0
// @author      -
// @description 在英文题面前显示 AtCoder 中文题面。
// ==/UserScript==

// https://cdn.bootcdn.net/ajax/libs/marked/2.0.3/marked.js

/**
 * marked - a markdown parser
 * Copyright (c) 2011-2021, Christopher Jeffrey. (MIT Licensed)
 * https://github.com/markedjs/marked
 */

/**
 * DO NOT EDIT THIS FILE
 * The code in this file is generated from files in ./src/
 */

(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
  typeof define === 'function' && define.amd ? define(factory) :
  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, global.marked = factory());
}(this, (function () { 'use strict';

  function _defineProperties(target, props) {
    for (var i = 0; i < props.length; i++) {
      var descriptor = props[i];
      descriptor.enumerable = descriptor.enumerable || false;
      descriptor.configurable = true;
      if ("value" in descriptor) descriptor.writable = true;
      Object.defineProperty(target, descriptor.key, descriptor);
    }
  }

  function _createClass(Constructor, protoProps, staticProps) {
    if (protoProps) _defineProperties(Constructor.prototype, protoProps);
    if (staticProps) _defineProperties(Constructor, staticProps);
    return Constructor;
  }

  function _unsupportedIterableToArray(o, minLen) {
    if (!o) return;
    if (typeof o === "string") return _arrayLikeToArray(o, minLen);
    var n = Object.prototype.toString.call(o).slice(8, -1);
    if (n === "Object" && o.constructor) n = o.constructor.name;
    if (n === "Map" || n === "Set") return Array.from(o);
    if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
  }

  function _arrayLikeToArray(arr, len) {
    if (len == null || len > arr.length) len = arr.length;

    for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];

    return arr2;
  }

  function _createForOfIteratorHelperLoose(o, allowArrayLike) {
    var it;

    if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) {
      if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") {
        if (it) o = it;
        var i = 0;
        return function () {
          if (i >= o.length) return {
            done: true
          };
          return {
            done: false,
            value: o[i++]
          };
        };
      }

      throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
    }

    it = o[Symbol.iterator]();
    return it.next.bind(it);
  }

  function createCommonjsModule(fn) {
    var module = { exports: {} };
  	return fn(module, module.exports), module.exports;
  }

  var defaults$5 = createCommonjsModule(function (module) {
    function getDefaults() {
      return {
        baseUrl: null,
        breaks: false,
        gfm: true,
        headerIds: true,
        headerPrefix: '',
        highlight: null,
        langPrefix: 'language-',
        mangle: true,
        pedantic: false,
        renderer: null,
        sanitize: false,
        sanitizer: null,
        silent: false,
        smartLists: false,
        smartypants: false,
        tokenizer: null,
        walkTokens: null,
        xhtml: false
      };
    }

    function changeDefaults(newDefaults) {
      module.exports.defaults = newDefaults;
    }

    module.exports = {
      defaults: getDefaults(),
      getDefaults: getDefaults,
      changeDefaults: changeDefaults
    };
  });

  /**
   * Helpers
   */
  var escapeTest = /[&<>"']/;
  var escapeReplace = /[&<>"']/g;
  var escapeTestNoEncode = /[<>"']|&(?!#?\w+;)/;
  var escapeReplaceNoEncode = /[<>"']|&(?!#?\w+;)/g;
  var escapeReplacements = {
    '&': '&amp;',
    '<': '&lt;',
    '>': '&gt;',
    '"': '&quot;',
    "'": '&#39;'
  };

  var getEscapeReplacement = function getEscapeReplacement(ch) {
    return escapeReplacements[ch];
  };

  function escape$2(html, encode) {
    if (encode) {
      if (escapeTest.test(html)) {
        return html.replace(escapeReplace, getEscapeReplacement);
      }
    } else {
      if (escapeTestNoEncode.test(html)) {
        return html.replace(escapeReplaceNoEncode, getEscapeReplacement);
      }
    }

    return html;
  }

  var unescapeTest = /&(#(?:\d+)|(?:#x[0-9A-Fa-f]+)|(?:\w+));?/ig;

  function unescape$1(html) {
    // explicitly match decimal, hex, and named HTML entities
    return html.replace(unescapeTest, function (_, n) {
      n = n.toLowerCase();
      if (n === 'colon') return ':';

      if (n.charAt(0) === '#') {
        return n.charAt(1) === 'x' ? String.fromCharCode(parseInt(n.substring(2), 16)) : String.fromCharCode(+n.substring(1));
      }

      return '';
    });
  }

  var caret = /(^|[^\[])\^/g;

  function edit$1(regex, opt) {
    regex = regex.source || regex;
    opt = opt || '';
    var obj = {
      replace: function replace(name, val) {
        val = val.source || val;
        val = val.replace(caret, '$1');
        regex = regex.replace(name, val);
        return obj;
      },
      getRegex: function getRegex() {
        return new RegExp(regex, opt);
      }
    };
    return obj;
  }

  var nonWordAndColonTest = /[^\w:]/g;
  var originIndependentUrl = /^$|^[a-z][a-z0-9+.-]*:|^[?#]/i;

  function cleanUrl$1(sanitize, base, href) {
    if (sanitize) {
      var prot;

      try {
        prot = decodeURIComponent(unescape$1(href)).replace(nonWordAndColonTest, '').toLowerCase();
      } catch (e) {
        return null;
      }

      if (prot.indexOf('javascript:') === 0 || prot.indexOf('vbscript:') === 0 || prot.indexOf('data:') === 0) {
        return null;
      }
    }

    if (base && !originIndependentUrl.test(href)) {
      href = resolveUrl(base, href);
    }

    try {
      href = encodeURI(href).replace(/%25/g, '%');
    } catch (e) {
      return null;
    }

    return href;
  }

  var baseUrls = {};
  var justDomain = /^[^:]+:\/*[^/]*$/;
  var protocol = /^([^:]+:)[\s\S]*$/;
  var domain = /^([^:]+:\/*[^/]*)[\s\S]*$/;

  function resolveUrl(base, href) {
    if (!baseUrls[' ' + base]) {
      // we can ignore everything in base after the last slash of its path component,
      // but we might need to add _that_
      // https://tools.ietf.org/html/rfc3986#section-3
      if (justDomain.test(base)) {
        baseUrls[' ' + base] = base + '/';
      } else {
        baseUrls[' ' + base] = rtrim$1(base, '/', true);
      }
    }

    base = baseUrls[' ' + base];
    var relativeBase = base.indexOf(':') === -1;

    if (href.substring(0, 2) === '//') {
      if (relativeBase) {
        return href;
      }

      return base.replace(protocol, '$1') + href;
    } else if (href.charAt(0) === '/') {
      if (relativeBase) {
        return href;
      }

      return base.replace(domain, '$1') + href;
    } else {
      return base + href;
    }
  }

  var noopTest$1 = {
    exec: function noopTest() {}
  };

  function merge$2(obj) {
    var i = 1,
        target,
        key;

    for (; i < arguments.length; i++) {
      target = arguments[i];

      for (key in target) {
        if (Object.prototype.hasOwnProperty.call(target, key)) {
          obj[key] = target[key];
        }
      }
    }

    return obj;
  }

  function splitCells$1(tableRow, count) {
    // ensure that every cell-delimiting pipe has a space
    // before it to distinguish it from an escaped pipe
    var row = tableRow.replace(/\|/g, function (match, offset, str) {
      var escaped = false,
          curr = offset;

      while (--curr >= 0 && str[curr] === '\\') {
        escaped = !escaped;
      }

      if (escaped) {
        // odd number of slashes means | is escaped
        // so we leave it alone
        return '|';
      } else {
        // add space before unescaped |
        return ' |';
      }
    }),
        cells = row.split(/ \|/);
    var i = 0;

    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.
  // invert: Remove suffix of non-c chars instead. Default falsey.


  function rtrim$1(str, c, invert) {
    var l = str.length;

    if (l === 0) {
      return '';
    } // Length of suffix matching the invert condition.


    var suffLen = 0; // Step left until we fail to match the invert condition.

    while (suffLen < l) {
      var currChar = str.charAt(l - suffLen - 1);

      if (currChar === c && !invert) {
        suffLen++;
      } else if (currChar !== c && invert) {
        suffLen++;
      } else {
        break;
      }
    }

    return str.substr(0, l - suffLen);
  }

  function findClosingBracket$1(str, b) {
    if (str.indexOf(b[1]) === -1) {
      return -1;
    }

    var l = str.length;
    var level = 0,
        i = 0;

    for (; i < l; i++) {
      if (str[i] === '\\') {
        i++;
      } else if (str[i] === b[0]) {
        level++;
      } else if (str[i] === b[1]) {
        level--;

        if (level < 0) {
          return i;
        }
      }
    }

    return -1;
  }

  function checkSanitizeDeprecation$1(opt) {
    if (opt && opt.sanitize && !opt.silent) {
      console.warn('marked(): sanitize and sanitizer parameters are deprecated since version 0.7.0, should not be used and will be removed in the future. Read more here: https://marked.js.org/#/USING_ADVANCED.md#options');
    }
  } // copied from https://stackoverflow.com/a/5450113/806777


  function repeatString$1(pattern, count) {
    if (count < 1) {
      return '';
    }

    var result = '';

    while (count > 1) {
      if (count & 1) {
        result += pattern;
      }

      count >>= 1;
      pattern += pattern;
    }

    return result + pattern;
  }

  var helpers = {
    escape: escape$2,
    unescape: unescape$1,
    edit: edit$1,
    cleanUrl: cleanUrl$1,
    resolveUrl: resolveUrl,
    noopTest: noopTest$1,
    merge: merge$2,
    splitCells: splitCells$1,
    rtrim: rtrim$1,
    findClosingBracket: findClosingBracket$1,
    checkSanitizeDeprecation: checkSanitizeDeprecation$1,
    repeatString: repeatString$1
  };

  var defaults$4 = defaults$5.defaults;
  var rtrim = helpers.rtrim,
      splitCells = helpers.splitCells,
      _escape = helpers.escape,
      findClosingBracket = helpers.findClosingBracket;

  function outputLink(cap, link, raw) {
    var href = link.href;
    var title = link.title ? _escape(link.title) : null;
    var text = cap[1].replace(/\\([\[\]])/g, '$1');

    if (cap[0].charAt(0) !== '!') {
      return {
        type: 'link',
        raw: raw,
        href: href,
        title: title,
        text: text
      };
    } else {
      return {
        type: 'image',
        raw: raw,
        href: href,
        title: title,
        text: _escape(text)
      };
    }
  }

  function indentCodeCompensation(raw, text) {
    var matchIndentToCode = raw.match(/^(\s+)(?:```)/);

    if (matchIndentToCode === null) {
      return text;
    }

    var indentToCode = matchIndentToCode[1];
    return text.split('\n').map(function (node) {
      var matchIndentInNode = node.match(/^\s+/);

      if (matchIndentInNode === null) {
        return node;
      }

      var indentInNode = matchIndentInNode[0];

      if (indentInNode.length >= indentToCode.length) {
        return node.slice(indentToCode.length);
      }

      return node;
    }).join('\n');
  }
  /**
   * Tokenizer
   */


  var Tokenizer_1 = /*#__PURE__*/function () {
    function Tokenizer(options) {
      this.options = options || defaults$4;
    }

    var _proto = Tokenizer.prototype;

    _proto.space = function space(src) {
      var cap = this.rules.block.newline.exec(src);

      if (cap) {
        if (cap[0].length > 1) {
          return {
            type: 'space',
            raw: cap[0]
          };
        }

        return {
          raw: '\n'
        };
      }
    };

    _proto.code = function code(src) {
      var cap = this.rules.block.code.exec(src);

      if (cap) {
        var text = cap[0].replace(/^ {1,4}/gm, '');
        return {
          type: 'code',
          raw: cap[0],
          codeBlockStyle: 'indented',
          text: !this.options.pedantic ? rtrim(text, '\n') : text
        };
      }
    };

    _proto.fences = function fences(src) {
      var cap = this.rules.block.fences.exec(src);

      if (cap) {
        var raw = cap[0];
        var text = indentCodeCompensation(raw, cap[3] || '');
        return {
          type: 'code',
          raw: raw,
          lang: cap[2] ? cap[2].trim() : cap[2],
          text: text
        };
      }
    };

    _proto.heading = function heading(src) {
      var cap = this.rules.block.heading.exec(src);

      if (cap) {
        var text = cap[2].trim(); // remove trailing #s

        if (/#$/.test(text)) {
          var trimmed = rtrim(text, '#');

          if (this.options.pedantic) {
            text = trimmed.trim();
          } else if (!trimmed || / $/.test(trimmed)) {
            // CommonMark requires space before trailing #s
            text = trimmed.trim();
          }
        }

        return {
          type: 'heading',
          raw: cap[0],
          depth: cap[1].length,
          text: text
        };
      }
    };

    _proto.nptable = function nptable(src) {
      var cap = this.rules.block.nptable.exec(src);

      if (cap) {
        var item = {
          type: 'table',
          header: splitCells(cap[1].replace(/^ *| *\| *$/g, '')),
          align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */),
          cells: cap[3] ? cap[3].replace(/\n$/, '').split('\n') : [],
          raw: cap[0]
        };

        if (item.header.length === item.align.length) {
          var l = item.align.length;
          var i;

          for (i = 0; i < l; i++) {
            if (/^ *-+: *$/.test(item.align[i])) {
              item.align[i] = 'right';
            } else if (/^ *:-+: *$/.test(item.align[i])) {
              item.align[i] = 'center';
            } else if (/^ *:-+ *$/.test(item.align[i])) {
              item.align[i] = 'left';
            } else {
              item.align[i] = null;
            }
          }

          l = item.cells.length;

          for (i = 0; i < l; i++) {
            item.cells[i] = splitCells(item.cells[i], item.header.length);
          }

          return item;
        }
      }
    };

    _proto.hr = function hr(src) {
      var cap = this.rules.block.hr.exec(src);

      if (cap) {
        return {
          type: 'hr',
          raw: cap[0]
        };
      }
    };

    _proto.blockquote = function blockquote(src) {
      var cap = this.rules.block.blockquote.exec(src);

      if (cap) {
        var text = cap[0].replace(/^ *> ?/gm, '');
        return {
          type: 'blockquote',
          raw: cap[0],
          text: text
        };
      }
    };

    _proto.list = function list(src) {
      var cap = this.rules.block.list.exec(src);

      if (cap) {
        var raw = cap[0];
        var bull = cap[2];
        var isordered = bull.length > 1;
        var list = {
          type: 'list',
          raw: raw,
          ordered: isordered,
          start: isordered ? +bull.slice(0, -1) : '',
          loose: false,
          items: []
        }; // Get each top-level item.

        var itemMatch = cap[0].match(this.rules.block.item);
        var next = false,
            item,
            space,
            bcurr,
            bnext,
            addBack,
            loose,
            istask,
            ischecked,
            endMatch;
        var l = itemMatch.length;
        bcurr = this.rules.block.listItemStart.exec(itemMatch[0]);

        for (var i = 0; i < l; i++) {
          item = itemMatch[i];
          raw = item;

          if (!this.options.pedantic) {
            // Determine if current item contains the end of the list
            endMatch = item.match(new RegExp('\\n\\s*\\n {0,' + (bcurr[0].length - 1) + '}\\S'));

            if (endMatch) {
              addBack = item.length - endMatch.index + itemMatch.slice(i + 1).join('\n').length;
              list.raw = list.raw.substring(0, list.raw.length - addBack);
              item = item.substring(0, endMatch.index);
              raw = item;
              l = i + 1;
            }
          } // Determine whether the next list item belongs here.
          // Backpedal if it does not belong in this list.


          if (i !== l - 1) {
            bnext = this.rules.block.listItemStart.exec(itemMatch[i + 1]);

            if (!this.options.pedantic ? bnext[1].length >= bcurr[0].length || bnext[1].length > 3 : bnext[1].length > bcurr[1].length) {
              // nested list or continuation
              itemMatch.splice(i, 2, itemMatch[i] + (!this.options.pedantic && bnext[1].length < bcurr[0].length && !itemMatch[i].match(/\n$/) ? '' : '\n') + itemMatch[i + 1]);
              i--;
              l--;
              continue;
            } else if ( // different bullet style
            !this.options.pedantic || this.options.smartLists ? bnext[2][bnext[2].length - 1] !== bull[bull.length - 1] : isordered === (bnext[2].length === 1)) {
              addBack = itemMatch.slice(i + 1).join('\n').length;
              list.raw = list.raw.substring(0, list.raw.length - addBack);
              i = l - 1;
            }

            bcurr = bnext;
          } // Remove the list item's bullet
          // so it is seen as the next token.


          space = item.length;
          item = item.replace(/^ *([*+-]|\d+[.)]) ?/, ''); // Outdent whatever the
          // list item contains. Hacky.

          if (~item.indexOf('\n ')) {
            space -= item.length;
            item = !this.options.pedantic ? item.replace(new RegExp('^ {1,' + space + '}', 'gm'), '') : item.replace(/^ {1,4}/gm, '');
          } // trim item newlines at end


          item = rtrim(item, '\n');

          if (i !== l - 1) {
            raw = raw + '\n';
          } // Determine whether item is loose or not.
          // Use: /(^|\n)(?! )[^\n]+\n\n(?!\s*$)/
          // for discount behavior.


          loose = next || /\n\n(?!\s*$)/.test(raw);

          if (i !== l - 1) {
            next = raw.slice(-2) === '\n\n';
            if (!loose) loose = next;
          }

          if (loose) {
            list.loose = true;
          } // Check for task list items


          if (this.options.gfm) {
            istask = /^\[[ xX]\] /.test(item);
            ischecked = undefined;

            if (istask) {
              ischecked = item[1] !== ' ';
              item = item.replace(/^\[[ xX]\] +/, '');
            }
          }

          list.items.push({
            type: 'list_item',
            raw: raw,
            task: istask,
            checked: ischecked,
            loose: loose,
            text: item
          });
        }

        return list;
      }
    };

    _proto.html = function html(src) {
      var cap = this.rules.block.html.exec(src);

      if (cap) {
        return {
          type: this.options.sanitize ? 'paragraph' : 'html',
          raw: cap[0],
          pre: !this.options.sanitizer && (cap[1] === 'pre' || cap[1] === 'script' || cap[1] === 'style'),
          text: this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : _escape(cap[0]) : cap[0]
        };
      }
    };

    _proto.def = function def(src) {
      var cap = this.rules.block.def.exec(src);

      if (cap) {
        if (cap[3]) cap[3] = cap[3].substring(1, cap[3].length - 1);
        var tag = cap[1].toLowerCase().replace(/\s+/g, ' ');
        return {
          type: 'def',
          tag: tag,
          raw: cap[0],
          href: cap[2],
          title: cap[3]
        };
      }
    };

    _proto.table = function table(src) {
      var cap = this.rules.block.table.exec(src);

      if (cap) {
        var item = {
          type: 'table',
          header: splitCells(cap[1].replace(/^ *| *\| *$/g, '')),
          align: cap[2].replace(/^ *|\| *$/g, '').split(/ *\| */),
          cells: cap[3] ? cap[3].replace(/\n$/, '').split('\n') : []
        };

        if (item.header.length === item.align.length) {
          item.raw = cap[0];
          var l = item.align.length;
          var i;

          for (i = 0; i < l; i++) {
            if (/^ *-+: *$/.test(item.align[i])) {
              item.align[i] = 'right';
            } else if (/^ *:-+: *$/.test(item.align[i])) {
              item.align[i] = 'center';
            } else if (/^ *:-+ *$/.test(item.align[i])) {
              item.align[i] = 'left';
            } else {
              item.align[i] = null;
            }
          }

          l = item.cells.length;

          for (i = 0; i < l; i++) {
            item.cells[i] = splitCells(item.cells[i].replace(/^ *\| *| *\| *$/g, ''), item.header.length);
          }

          return item;
        }
      }
    };

    _proto.lheading = function lheading(src) {
      var cap = this.rules.block.lheading.exec(src);

      if (cap) {
        return {
          type: 'heading',
          raw: cap[0],
          depth: cap[2].charAt(0) === '=' ? 1 : 2,
          text: cap[1]
        };
      }
    };

    _proto.paragraph = function paragraph(src) {
      var cap = this.rules.block.paragraph.exec(src);

      if (cap) {
        return {
          type: 'paragraph',
          raw: cap[0],
          text: cap[1].charAt(cap[1].length - 1) === '\n' ? cap[1].slice(0, -1) : cap[1]
        };
      }
    };

    _proto.text = function text(src) {
      var cap = this.rules.block.text.exec(src);

      if (cap) {
        return {
          type: 'text',
          raw: cap[0],
          text: cap[0]
        };
      }
    };

    _proto.escape = function escape(src) {
      var cap = this.rules.inline.escape.exec(src);

      if (cap) {
        return {
          type: 'escape',
          raw: cap[0],
          text: _escape(cap[1])
        };
      }
    };

    _proto.tag = function tag(src, inLink, inRawBlock) {
      var cap = this.rules.inline.tag.exec(src);

      if (cap) {
        if (!inLink && /^<a /i.test(cap[0])) {
          inLink = true;
        } else if (inLink && /^<\/a>/i.test(cap[0])) {
          inLink = false;
        }

        if (!inRawBlock && /^<(pre|code|kbd|script)(\s|>)/i.test(cap[0])) {
          inRawBlock = true;
        } else if (inRawBlock && /^<\/(pre|code|kbd|script)(\s|>)/i.test(cap[0])) {
          inRawBlock = false;
        }

        return {
          type: this.options.sanitize ? 'text' : 'html',
          raw: cap[0],
          inLink: inLink,
          inRawBlock: inRawBlock,
          text: this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : _escape(cap[0]) : cap[0]
        };
      }
    };

    _proto.link = function link(src) {
      var cap = this.rules.inline.link.exec(src);

      if (cap) {
        var trimmedUrl = cap[2].trim();

        if (!this.options.pedantic && /^</.test(trimmedUrl)) {
          // commonmark requires matching angle brackets
          if (!/>$/.test(trimmedUrl)) {
            return;
          } // ending angle bracket cannot be escaped


          var rtrimSlash = rtrim(trimmedUrl.slice(0, -1), '\\');

          if ((trimmedUrl.length - rtrimSlash.length) % 2 === 0) {
            return;
          }
        } else {
          // find closing parenthesis
          var lastParenIndex = findClosingBracket(cap[2], '()');

          if (lastParenIndex > -1) {
            var start = cap[0].indexOf('!') === 0 ? 5 : 4;
            var linkLen = start + cap[1].length + lastParenIndex;
            cap[2] = cap[2].substring(0, lastParenIndex);
            cap[0] = cap[0].substring(0, linkLen).trim();
            cap[3] = '';
          }
        }

        var href = cap[2];
        var title = '';

        if (this.options.pedantic) {
          // split pedantic href and title
          var link = /^([^'"]*[^\s])\s+(['"])(.*)\2/.exec(href);

          if (link) {
            href = link[1];
            title = link[3];
          }
        } else {
          title = cap[3] ? cap[3].slice(1, -1) : '';
        }

        href = href.trim();

        if (/^</.test(href)) {
          if (this.options.pedantic && !/>$/.test(trimmedUrl)) {
            // pedantic allows starting angle bracket without ending angle bracket
            href = href.slice(1);
          } else {
            href = href.slice(1, -1);
          }
        }

        return outputLink(cap, {
          href: href ? href.replace(this.rules.inline._escapes, '$1') : href,
          title: title ? title.replace(this.rules.inline._escapes, '$1') : title
        }, cap[0]);
      }
    };

    _proto.reflink = function reflink(src, links) {
      var cap;

      if ((cap = this.rules.inline.reflink.exec(src)) || (cap = this.rules.inline.nolink.exec(src))) {
        var link = (cap[2] || cap[1]).replace(/\s+/g, ' ');
        link = links[link.toLowerCase()];

        if (!link || !link.href) {
          var text = cap[0].charAt(0);
          return {
            type: 'text',
            raw: text,
            text: text
          };
        }

        return outputLink(cap, link, cap[0]);
      }
    };

    _proto.emStrong = function emStrong(src, maskedSrc, prevChar) {
      if (prevChar === void 0) {
        prevChar = '';
      }

      var match = this.rules.inline.emStrong.lDelim.exec(src);
      if (!match) return;
      if (match[3] && prevChar.match(/(?:[0-9A-Za-z\xAA\xB2\xB3\xB5\xB9\xBA\xBC-\xBE\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0370-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u048A-\u052F\u0531-\u0556\u0559\u0560-\u0588\u05D0-\u05EA\u05EF-\u05F2\u0620-\u064A\u0660-\u0669\u066E\u066F\u0671-\u06D3\u06D5\u06E5\u06E6\u06EE-\u06FC\u06FF\u0710\u0712-\u072F\u074D-\u07A5\u07B1\u07C0-\u07EA\u07F4\u07F5\u07FA\u0800-\u0815\u081A\u0824\u0828\u0840-\u0858\u0860-\u086A\u08A0-\u08B4\u08B6-\u08C7\u0904-\u0939\u093D\u0950\u0958-\u0961\u0966-\u096F\u0971-\u0980\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BD\u09CE\u09DC\u09DD\u09DF-\u09E1\u09E6-\u09F1\u09F4-\u09F9\u09FC\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A59-\u0A5C\u0A5E\u0A66-\u0A6F\u0A72-\u0A74\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABD\u0AD0\u0AE0\u0AE1\u0AE6-\u0AEF\u0AF9\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3D\u0B5C\u0B5D\u0B5F-\u0B61\u0B66-\u0B6F\u0B71-\u0B77\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BD0\u0BE6-\u0BF2\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D\u0C58-\u0C5A\u0C60\u0C61\u0C66-\u0C6F\u0C78-\u0C7E\u0C80\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBD\u0CDE\u0CE0\u0CE1\u0CE6-\u0CEF\u0CF1\u0CF2\u0D04-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D\u0D4E\u0D54-\u0D56\u0D58-\u0D61\u0D66-\u0D78\u0D7A-\u0D7F\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0DE6-\u0DEF\u0E01-\u0E30\u0E32\u0E33\u0E40-\u0E46\u0E50-\u0E59\u0E81\u0E82\u0E84\u0E86-\u0E8A\u0E8C-\u0EA3\u0EA5\u0EA7-\u0EB0\u0EB2\u0EB3\u0EBD\u0EC0-\u0EC4\u0EC6\u0ED0-\u0ED9\u0EDC-\u0EDF\u0F00\u0F20-\u0F33\u0F40-\u0F47\u0F49-\u0F6C\u0F88-\u0F8C\u1000-\u102A\u103F-\u1049\u1050-\u1055\u105A-\u105D\u1061\u1065\u1066\u106E-\u1070\u1075-\u1081\u108E\u1090-\u1099\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u1369-\u137C\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u170C\u170E-\u1711\u1720-\u1731\u1740-\u1751\u1760-\u176C\u176E-\u1770\u1780-\u17B3\u17D7\u17DC\u17E0-\u17E9\u17F0-\u17F9\u1810-\u1819\u1820-\u1878\u1880-\u1884\u1887-\u18A8\u18AA\u18B0-\u18F5\u1900-\u191E\u1946-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u19D0-\u19DA\u1A00-\u1A16\u1A20-\u1A54\u1A80-\u1A89\u1A90-\u1A99\u1AA7\u1B05-\u1B33\u1B45-\u1B4B\u1B50-\u1B59\u1B83-\u1BA0\u1BAE-\u1BE5\u1C00-\u1C23\u1C40-\u1C49\u1C4D-\u1C7D\u1C80-\u1C88\u1C90-\u1CBA\u1CBD-\u1CBF\u1CE9-\u1CEC\u1CEE-\u1CF3\u1CF5\u1CF6\u1CFA\u1D00-\u1DBF\u1E00-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u2070\u2071\u2074-\u2079\u207F-\u2089\u2090-\u209C\u2102\u2107\u210A-\u2113\u2115\u2119-\u211D\u2124\u2126\u2128\u212A-\u212D\u212F-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2150-\u2189\u2460-\u249B\u24EA-\u24FF\u2776-\u2793\u2C00-\u2C2E\u2C30-\u2C5E\u2C60-\u2CE4\u2CEB-\u2CEE\u2CF2\u2CF3\u2CFD\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D80-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u2E2F\u3005-\u3007\u3021-\u3029\u3031-\u3035\u3038-\u303C\u3041-\u3096\u309D-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312F\u3131-\u318E\u3192-\u3195\u31A0-\u31BF\u31F0-\u31FF\u3220-\u3229\u3248-\u324F\u3251-\u325F\u3280-\u3289\u32B1-\u32BF\u3400-\u4DBF\u4E00-\u9FFC\uA000-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA62B\uA640-\uA66E\uA67F-\uA69D\uA6A0-\uA6EF\uA717-\uA71F\uA722-\uA788\uA78B-\uA7BF\uA7C2-\uA7CA\uA7F5-\uA801\uA803-\uA805\uA807-\uA80A\uA80C-\uA822\uA830-\uA835\uA840-\uA873\uA882-\uA8B3\uA8D0-\uA8D9\uA8F2-\uA8F7\uA8FB\uA8FD\uA8FE\uA900-\uA925\uA930-\uA946\uA960-\uA97C\uA984-\uA9B2\uA9CF-\uA9D9\uA9E0-\uA9E4\uA9E6-\uA9FE\uAA00-\uAA28\uAA40-\uAA42\uAA44-\uAA4B\uAA50-\uAA59\uAA60-\uAA76\uAA7A\uAA7E-\uAAAF\uAAB1\uAAB5\uAAB6\uAAB9-\uAABD\uAAC0\uAAC2\uAADB-\uAADD\uAAE0-\uAAEA\uAAF2-\uAAF4\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uAB30-\uAB5A\uAB5C-\uAB69\uAB70-\uABE2\uABF0-\uABF9\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D\uFB1F-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE70-\uFE74\uFE76-\uFEFC\uFF10-\uFF19\uFF21-\uFF3A\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]|\uD800[\uDC00-\uDC0B\uDC0D-\uDC26\uDC28-\uDC3A\uDC3C\uDC3D\uDC3F-\uDC4D\uDC50-\uDC5D\uDC80-\uDCFA\uDD07-\uDD33\uDD40-\uDD78\uDD8A\uDD8B\uDE80-\uDE9C\uDEA0-\uDED0\uDEE1-\uDEFB\uDF00-\uDF23\uDF2D-\uDF4A\uDF50-\uDF75\uDF80-\uDF9D\uDFA0-\uDFC3\uDFC8-\uDFCF\uDFD1-\uDFD5]|\uD801[\uDC00-\uDC9D\uDCA0-\uDCA9\uDCB0-\uDCD3\uDCD8-\uDCFB\uDD00-\uDD27\uDD30-\uDD63\uDE00-\uDF36\uDF40-\uDF55\uDF60-\uDF67]|\uD802[\uDC00-\uDC05\uDC08\uDC0A-\uDC35\uDC37\uDC38\uDC3C\uDC3F-\uDC55\uDC58-\uDC76\uDC79-\uDC9E\uDCA7-\uDCAF\uDCE0-\uDCF2\uDCF4\uDCF5\uDCFB-\uDD1B\uDD20-\uDD39\uDD80-\uDDB7\uDDBC-\uDDCF\uDDD2-\uDE00\uDE10-\uDE13\uDE15-\uDE17\uDE19-\uDE35\uDE40-\uDE48\uDE60-\uDE7E\uDE80-\uDE9F\uDEC0-\uDEC7\uDEC9-\uDEE4\uDEEB-\uDEEF\uDF00-\uDF35\uDF40-\uDF55\uDF58-\uDF72\uDF78-\uDF91\uDFA9-\uDFAF]|\uD803[\uDC00-\uDC48\uDC80-\uDCB2\uDCC0-\uDCF2\uDCFA-\uDD23\uDD30-\uDD39\uDE60-\uDE7E\uDE80-\uDEA9\uDEB0\uDEB1\uDF00-\uDF27\uDF30-\uDF45\uDF51-\uDF54\uDFB0-\uDFCB\uDFE0-\uDFF6]|\uD804[\uDC03-\uDC37\uDC52-\uDC6F\uDC83-\uDCAF\uDCD0-\uDCE8\uDCF0-\uDCF9\uDD03-\uDD26\uDD36-\uDD3F\uDD44\uDD47\uDD50-\uDD72\uDD76\uDD83-\uDDB2\uDDC1-\uDDC4\uDDD0-\uDDDA\uDDDC\uDDE1-\uDDF4\uDE00-\uDE11\uDE13-\uDE2B\uDE80-\uDE86\uDE88\uDE8A-\uDE8D\uDE8F-\uDE9D\uDE9F-\uDEA8\uDEB0-\uDEDE\uDEF0-\uDEF9\uDF05-\uDF0C\uDF0F\uDF10\uDF13-\uDF28\uDF2A-\uDF30\uDF32\uDF33\uDF35-\uDF39\uDF3D\uDF50\uDF5D-\uDF61]|\uD805[\uDC00-\uDC34\uDC47-\uDC4A\uDC50-\uDC59\uDC5F-\uDC61\uDC80-\uDCAF\uDCC4\uDCC5\uDCC7\uDCD0-\uDCD9\uDD80-\uDDAE\uDDD8-\uDDDB\uDE00-\uDE2F\uDE44\uDE50-\uDE59\uDE80-\uDEAA\uDEB8\uDEC0-\uDEC9\uDF00-\uDF1A\uDF30-\uDF3B]|\uD806[\uDC00-\uDC2B\uDCA0-\uDCF2\uDCFF-\uDD06\uDD09\uDD0C-\uDD13\uDD15\uDD16\uDD18-\uDD2F\uDD3F\uDD41\uDD50-\uDD59\uDDA0-\uDDA7\uDDAA-\uDDD0\uDDE1\uDDE3\uDE00\uDE0B-\uDE32\uDE3A\uDE50\uDE5C-\uDE89\uDE9D\uDEC0-\uDEF8]|\uD807[\uDC00-\uDC08\uDC0A-\uDC2E\uDC40\uDC50-\uDC6C\uDC72-\uDC8F\uDD00-\uDD06\uDD08\uDD09\uDD0B-\uDD30\uDD46\uDD50-\uDD59\uDD60-\uDD65\uDD67\uDD68\uDD6A-\uDD89\uDD98\uDDA0-\uDDA9\uDEE0-\uDEF2\uDFB0\uDFC0-\uDFD4]|\uD808[\uDC00-\uDF99]|\uD809[\uDC00-\uDC6E\uDC80-\uDD43]|[\uD80C\uD81C-\uD820\uD822\uD840-\uD868\uD86A-\uD86C\uD86F-\uD872\uD874-\uD879\uD880-\uD883][\uDC00-\uDFFF]|\uD80D[\uDC00-\uDC2E]|\uD811[\uDC00-\uDE46]|\uD81A[\uDC00-\uDE38\uDE40-\uDE5E\uDE60-\uDE69\uDED0-\uDEED\uDF00-\uDF2F\uDF40-\uDF43\uDF50-\uDF59\uDF5B-\uDF61\uDF63-\uDF77\uDF7D-\uDF8F]|\uD81B[\uDE40-\uDE96\uDF00-\uDF4A\uDF50\uDF93-\uDF9F\uDFE0\uDFE1\uDFE3]|\uD821[\uDC00-\uDFF7]|\uD823[\uDC00-\uDCD5\uDD00-\uDD08]|\uD82C[\uDC00-\uDD1E\uDD50-\uDD52\uDD64-\uDD67\uDD70-\uDEFB]|\uD82F[\uDC00-\uDC6A\uDC70-\uDC7C\uDC80-\uDC88\uDC90-\uDC99]|\uD834[\uDEE0-\uDEF3\uDF60-\uDF78]|\uD835[\uDC00-\uDC54\uDC56-\uDC9C\uDC9E\uDC9F\uDCA2\uDCA5\uDCA6\uDCA9-\uDCAC\uDCAE-\uDCB9\uDCBB\uDCBD-\uDCC3\uDCC5-\uDD05\uDD07-\uDD0A\uDD0D-\uDD14\uDD16-\uDD1C\uDD1E-\uDD39\uDD3B-\uDD3E\uDD40-\uDD44\uDD46\uDD4A-\uDD50\uDD52-\uDEA5\uDEA8-\uDEC0\uDEC2-\uDEDA\uDEDC-\uDEFA\uDEFC-\uDF14\uDF16-\uDF34\uDF36-\uDF4E\uDF50-\uDF6E\uDF70-\uDF88\uDF8A-\uDFA8\uDFAA-\uDFC2\uDFC4-\uDFCB\uDFCE-\uDFFF]|\uD838[\uDD00-\uDD2C\uDD37-\uDD3D\uDD40-\uDD49\uDD4E\uDEC0-\uDEEB\uDEF0-\uDEF9]|\uD83A[\uDC00-\uDCC4\uDCC7-\uDCCF\uDD00-\uDD43\uDD4B\uDD50-\uDD59]|\uD83B[\uDC71-\uDCAB\uDCAD-\uDCAF\uDCB1-\uDCB4\uDD01-\uDD2D\uDD2F-\uDD3D\uDE00-\uDE03\uDE05-\uDE1F\uDE21\uDE22\uDE24\uDE27\uDE29-\uDE32\uDE34-\uDE37\uDE39\uDE3B\uDE42\uDE47\uDE49\uDE4B\uDE4D-\uDE4F\uDE51\uDE52\uDE54\uDE57\uDE59\uDE5B\uDE5D\uDE5F\uDE61\uDE62\uDE64\uDE67-\uDE6A\uDE6C-\uDE72\uDE74-\uDE77\uDE79-\uDE7C\uDE7E\uDE80-\uDE89\uDE8B-\uDE9B\uDEA1-\uDEA3\uDEA5-\uDEA9\uDEAB-\uDEBB]|\uD83C[\uDD00-\uDD0C]|\uD83E[\uDFF0-\uDFF9]|\uD869[\uDC00-\uDEDD\uDF00-\uDFFF]|\uD86D[\uDC00-\uDF34\uDF40-\uDFFF]|\uD86E[\uDC00-\uDC1D\uDC20-\uDFFF]|\uD873[\uDC00-\uDEA1\uDEB0-\uDFFF]|\uD87A[\uDC00-\uDFE0]|\uD87E[\uDC00-\uDE1D]|\uD884[\uDC00-\uDF4A])/)) return; // _ can't be between two alphanumerics. \p{L}\p{N} includes non-english alphabet/numbers as well

      var nextChar = match[1] || match[2] || '';

      if (!nextChar || nextChar && (prevChar === '' || this.rules.inline.punctuation.exec(prevChar))) {
        var lLength = match[0].length - 1;
        var rDelim,
            rLength,
            delimTotal = lLength,
            midDelimTotal = 0;
        var endReg = match[0][0] === '*' ? this.rules.inline.emStrong.rDelimAst : this.rules.inline.emStrong.rDelimUnd;
        endReg.lastIndex = 0;
        maskedSrc = maskedSrc.slice(-1 * src.length + lLength); // Bump maskedSrc to same section of string as src (move to lexer?)

        while ((match = endReg.exec(maskedSrc)) != null) {
          rDelim = match[1] || match[2] || match[3] || match[4] || match[5] || match[6];
          if (!rDelim) continue; // matched the first alternative in rules.js (skip the * 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
          // If this is the last rDelimiter, remove extra characters. *a*** -> *a*

          if (delimTotal + midDelimTotal - rLength <= 0 && !maskedSrc.slice(endReg.lastIndex).match(endReg)) {
            rLength = Math.min(rLength, rLength + delimTotal + midDelimTotal);
          }

          if (Math.min(lLength, rLength) % 2) {
            return {
              type: 'em',
              raw: src.slice(0, lLength + match.index + rLength + 1),
              text: src.slice(1, lLength + match.index + rLength)
            };
          }

          if (Math.min(lLength, rLength) % 2 === 0) {
            return {
              type: 'strong',
              raw: src.slice(0, lLength + match.index + rLength + 1),
              text: src.slice(2, lLength + match.index + rLength - 1)
            };
          }
        }
      }
    };

    _proto.codespan = function codespan(src) {
      var cap = this.rules.inline.code.exec(src);

      if (cap) {
        var text = cap[2].replace(/\n/g, ' ');
        var hasNonSpaceChars = /[^ ]/.test(text);
        var hasSpaceCharsOnBothEnds = /^ /.test(text) && / $/.test(text);

        if (hasNonSpaceChars && hasSpaceCharsOnBothEnds) {
          text = text.substring(1, text.length - 1);
        }

        text = _escape(text, true);
        return {
          type: 'codespan',
          raw: cap[0],
          text: text
        };
      }
    };

    _proto.br = function br(src) {
      var cap = this.rules.inline.br.exec(src);

      if (cap) {
        return {
          type: 'br',
          raw: cap[0]
        };
      }
    };

    _proto.del = function del(src) {
      var cap = this.rules.inline.del.exec(src);

      if (cap) {
        return {
          type: 'del',
          raw: cap[0],
          text: cap[2]
        };
      }
    };

    _proto.autolink = function autolink(src, mangle) {
      var cap = this.rules.inline.autolink.exec(src);

      if (cap) {
        var text, href;

        if (cap[2] === '@') {
          text = _escape(this.options.mangle ? mangle(cap[1]) : cap[1]);
          href = 'mailto:' + text;
        } else {
          text = _escape(cap[1]);
          href = text;
        }

        return {
          type: 'link',
          raw: cap[0],
          text: text,
          href: href,
          tokens: [{
            type: 'text',
            raw: text,
            text: text
          }]
        };
      }
    };

    _proto.url = function url(src, mangle) {
      var cap;

      if (cap = this.rules.inline.url.exec(src)) {
        var text, href;

        if (cap[2] === '@') {
          text = _escape(this.options.mangle ? mangle(cap[0]) : cap[0]);
          href = 'mailto:' + text;
        } else {
          // do extended autolink path validation
          var prevCapZero;

          do {
            prevCapZero = cap[0];
            cap[0] = this.rules.inline._backpedal.exec(cap[0])[0];
          } while (prevCapZero !== cap[0]);

          text = _escape(cap[0]);

          if (cap[1] === 'www.') {
            href = 'http://' + text;
          } else {
            href = text;
          }
        }

        return {
          type: 'link',
          raw: cap[0],
          text: text,
          href: href,
          tokens: [{
            type: 'text',
            raw: text,
            text: text
          }]
        };
      }
    };

    _proto.inlineText = function inlineText(src, inRawBlock, smartypants) {
      var cap = this.rules.inline.text.exec(src);

      if (cap) {
        var text;

        if (inRawBlock) {
          text = this.options.sanitize ? this.options.sanitizer ? this.options.sanitizer(cap[0]) : _escape(cap[0]) : cap[0];
        } else {
          text = _escape(this.options.smartypants ? smartypants(cap[0]) : cap[0]);
        }

        return {
          type: 'text',
          raw: cap[0],
          text: text
        };
      }
    };

    return Tokenizer;
  }();

  var noopTest = helpers.noopTest,
      edit = helpers.edit,
      merge$1 = helpers.merge;
  /**
   * Block-Level Grammar
   */

  var block$1 = {
    newline: /^(?: *(?:\n|$))+/,
    code: /^( {4}[^\n]+(?:\n(?: *(?:\n|$))*)?)+/,
    fences: /^ {0,3}(`{3,}(?=[^`\n]*\n)|~{3,})([^\n]*)\n(?:|([\s\S]*?)\n)(?: {0,3}\1[~`]* *(?:\n+|$)|$)/,
    hr: /^ {0,3}((?:- *){3,}|(?:_ *){3,}|(?:\* *){3,})(?:\n+|$)/,
    heading: /^ {0,3}(#{1,6})(?=\s|$)(.*)(?:\n+|$)/,
    blockquote: /^( {0,3}> ?(paragraph|[^\n]*)(?:\n|$))+/,
    list: /^( {0,3})(bull) [\s\S]+?(?:hr|def|\n{2,}(?! )(?! {0,3}bull )\n*|\s*$)/,
    html: '^ {0,3}(?:' // optional indentation
    + '<(script|pre|style)[\\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*|$)' // (5)
    + '|</?(tag)(?: +|\\n|/?>)[\\s\\S]*?(?:\\n{2,}|$)' // (6)
    + '|<(?!script|pre|style)([a-z][\\w-]*)(?:attribute)*? */?>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:\\n{2,}|$)' // (7) open tag
    + '|</(?!script|pre|style)[a-z][\\w-]*\\s*>(?=[ \\t]*(?:\\n|$))[\\s\\S]*?(?:\\n{2,}|$)' // (7) closing tag
    + ')',
    def: /^ {0,3}\[(label)\]: *\n? *<?([^\s>]+)>?(?:(?: +\n? *| *\n *)(title))? *(?:\n+|$)/,
    nptable: noopTest,
    table: noopTest,
    lheading: /^([^\n]+)\n {0,3}(=+|-+) *(?:\n+|$)/,
    // regex template, placeholders will be replaced according to different paragraph
    // interruption rules of commonmark and the original markdown spec:
    _paragraph: /^([^\n]+(?:\n(?!hr|heading|lheading|blockquote|fences|list|html| +\n)[^\n]+)*)/,
    text: /^[^\n]+/
  };
  block$1._label = /(?!\s*\])(?:\\[\[\]]|[^\[\]])+/;
  block$1._title = /(?:"(?:\\"?|[^"\\])*"|'[^'\n]*(?:\n[^'\n]+)*\n?'|\([^()]*\))/;
  block$1.def = edit(block$1.def).replace('label', block$1._label).replace('title', block$1._title).getRegex();
  block$1.bullet = /(?:[*+-]|\d{1,9}[.)])/;
  block$1.item = /^( *)(bull) ?[^\n]*(?:\n(?! *bull ?)[^\n]*)*/;
  block$1.item = edit(block$1.item, 'gm').replace(/bull/g, block$1.bullet).getRegex();
  block$1.listItemStart = edit(/^( *)(bull) */).replace('bull', block$1.bullet).getRegex();
  block$1.list = edit(block$1.list).replace(/bull/g, block$1.bullet).replace('hr', '\\n+(?=\\1?(?:(?:- *){3,}|(?:_ *){3,}|(?:\\* *){3,})(?:\\n+|$))').replace('def', '\\n+(?=' + block$1.def.source + ')').getRegex();
  block$1._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$1._comment = /<!--(?!-?>)[\s\S]*?(?:-->|$)/;
  block$1.html = edit(block$1.html, 'i').replace('comment', block$1._comment).replace('tag', block$1._tag).replace('attribute', / +[a-zA-Z:_][\w.:-]*(?: *= *"[^"\n]*"| *= *'[^'\n]*'| *= *[^\s"'=<>`]+)?/).getRegex();
  block$1.paragraph = edit(block$1._paragraph).replace('hr', block$1.hr).replace('heading', ' {0,3}#{1,6} ').replace('|lheading', '') // setex headings don't interrupt commonmark paragraphs
  .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|!--)').replace('tag', block$1._tag) // pars can be interrupted by type (6) html blocks
  .getRegex();
  block$1.blockquote = edit(block$1.blockquote).replace('paragraph', block$1.paragraph).getRegex();
  /**
   * Normal Block Grammar
   */

  block$1.normal = merge$1({}, block$1);
  /**
   * GFM Block Grammar
   */

  block$1.gfm = merge$1({}, block$1.normal, {
    nptable: '^ *([^|\\n ].*\\|.*)\\n' // Header
    + ' {0,3}([-:]+ *\\|[-| :]*)' // Align
    + '(?:\\n((?:(?!\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)',
    // Cells
    table: '^ *\\|(.+)\\n' // Header
    + ' {0,3}\\|?( *[-:]+[-| :]*)' // Align
    + '(?:\\n *((?:(?!\\n|hr|heading|blockquote|code|fences|list|html).*(?:\\n|$))*)\\n*|$)' // Cells

  });
  block$1.gfm.nptable = edit(block$1.gfm.nptable).replace('hr', block$1.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|!--)').replace('tag', block$1._tag) // tables can be interrupted by type (6) html blocks
  .getRegex();
  block$1.gfm.table = edit(block$1.gfm.table).replace('hr', block$1.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|!--)').replace('tag', block$1._tag) // tables can be interrupted by type (6) html blocks
  .getRegex();
  /**
   * Pedantic grammar (original John Gruber's loose markdown specification)
   */

  block$1.pedantic = merge$1({}, block$1.normal, {
    html: edit('^ *(?:comment *(?:\\n|\\s*$)' + '|<(tag)[\\s\\S]+?</\\1> *(?:\\n{2,}|\\s*$)' // closed tag
    + '|<tag(?:"[^"]*"|\'[^\']*\'|\\s[^\'"/>\\s]*)*?/?> *(?:\\n{2,}|\\s*$))').replace('comment', block$1._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
    paragraph: edit(block$1.normal._paragraph).replace('hr', block$1.hr).replace('heading', ' *#{1,6} *[^\n]').replace('lheading', block$1.lheading).replace('blockquote', ' {0,3}>').replace('|fences', '').replace('|list', '').replace('|html', '').getRegex()
  });
  /**
   * Inline-Level Grammar
   */

  var inline$1 = {
    escape: /^\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/,
    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: /^!?\[(label)\]\[(?!\s*\])((?:\\[\[\]]?|[^\[\]\\])+)\]/,
    nolink: /^!?\[(?!\s*\])((?:\[[^\[\]]*\]|\\[\[\]]|[^\[\]])*)\](?:\[\])?/,
    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 other delimiter (1) #***                (2) a***#, a***                   (3) #***a, ***a                 (4) ***#              (5) #***#                 (6) a***a
      rDelimAst: /\_\_[^_]*?\*[^_]*?\_\_|[punct_](\*+)(?=[\s]|$)|[^punct*_\s](\*+)(?=[punct_\s]|$)|[punct_\s](\*+)(?=[^punct*_\s])|[\s](\*+)(?=[punct_])|[punct_](\*+)(?=[punct_])|[^punct*_\s](\*+)(?=[^punct*_\s])/,
      rDelimUnd: /\*\*[^*]*?\_[^*]*?\*\*|[punct*](\_+)(?=[\s]|$)|[^punct*_\s](\_+)(?=[punct*\s]|$)|[punct*\s](\_+)(?=[^punct*_\s])|[\s](\_+)(?=[punct*])|[punct*](\_+)(?=[punct*])/ // ^- Not allowed for _

    },
    code: /^(`+)([^`]|[^`][\s\S]*?[^`])\1(?!`)/,
    br: /^( {2,}|\\)\n(?!\s*$)/,
    del: noopTest,
    text: /^(`+|[^`])(?:(?= {2,}\n)|[\s\S]*?(?:(?=[\\<!\[`*_]|\b_|$)|[^ ](?= {2,}\n)))/,
    punctuation: /^([\spunctuation])/
  }; // list of punctuation marks from CommonMark spec
  // without * and _ to handle the different emphasis markers * and _

  inline$1._punctuation = '!"#$%&\'()+\\-.,/:;<=>?@\\[\\]`^{|}~';
  inline$1.punctuation = edit(inline$1.punctuation).replace(/punctuation/g, inline$1._punctuation).getRegex(); // sequences em should skip over [title](link), `code`, <html>

  inline$1.blockSkip = /\[[^\]]*?\]\([^\)]*?\)|`[^`]*?`|<[^>]*?>/g;
  inline$1.escapedEmSt = /\\\*|\\_/g;
  inline$1._comment = edit(block$1._comment).replace('(?:-->|$)', '-->').getRegex();
  inline$1.emStrong.lDelim = edit(inline$1.emStrong.lDelim).replace(/punct/g, inline$1._punctuation).getRegex();
  inline$1.emStrong.rDelimAst = edit(inline$1.emStrong.rDelimAst, 'g').replace(/punct/g, inline$1._punctuation).getRegex();
  inline$1.emStrong.rDelimUnd = edit(inline$1.emStrong.rDelimUnd, 'g').replace(/punct/g, inline$1._punctuation).getRegex();
  inline$1._escapes = /\\([!"#$%&'()*+,\-./:;<=>?@\[\]\\^_`{|}~])/g;
  inline$1._scheme = /[a-zA-Z][a-zA-Z0-9+.-]{1,31}/;
  inline$1._email = /[a-zA-Z0-9.!#$%&'*+/=?^_`{|}~-]+(@)[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$1.autolink = edit(inline$1.autolink).replace('scheme', inline$1._scheme).replace('email', inline$1._email).getRegex();
  inline$1._attribute = /\s+[a-zA-Z:_][\w.:-]*(?:\s*=\s*"[^"]*"|\s*=\s*'[^']*'|\s*=\s*[^\s"'=<>`]+)?/;
  inline$1.tag = edit(inline$1.tag).replace('comment', inline$1._comment).replace('attribute', inline$1._attribute).getRegex();
  inline$1._label = /(?:\[(?:\\.|[^\[\]\\])*\]|\\.|`[^`]*`|[^\[\]\\`])*?/;
  inline$1._href = /<(?:\\.|[^\n<>\\])+>|[^\s\x00-\x1f]*/;
  inline$1._title = /"(?:\\"?|[^"\\])*"|'(?:\\'?|[^'\\])*'|\((?:\\\)?|[^)\\])*\)/;
  inline$1.link = edit(inline$1.link).replace('label', inline$1._label).replace('href', inline$1._href).replace('title', inline$1._title).getRegex();
  inline$1.reflink = edit(inline$1.reflink).replace('label', inline$1._label).getRegex();
  inline$1.reflinkSearch = edit(inline$1.reflinkSearch, 'g').replace('reflink', inline$1.reflink).replace('nolink', inline$1.nolink).getRegex();
  /**
   * Normal Inline Grammar
   */

  inline$1.normal = merge$1({}, inline$1);
  /**
   * Pedantic Inline Grammar
   */

  inline$1.pedantic = merge$1({}, inline$1.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$1._label).getRegex(),
    reflink: edit(/^!?\[(label)\]\s*\[([^\]]*)\]/).replace('label', inline$1._label).getRegex()
  });
  /**
   * GFM Inline Grammar
   */

  inline$1.gfm = merge$1({}, inline$1.normal, {
    escape: edit(inline$1.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)|[\s\S]*?(?:(?=[\\<!\[`*~_]|\b_|https?:\/\/|ftp:\/\/|www\.|$)|[^ ](?= {2,}\n)|[^a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-](?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@))|(?=[a-zA-Z0-9.!#$%&'*+\/=?_`{\|}~-]+@))/
  });
  inline$1.gfm.url = edit(inline$1.gfm.url, 'i').replace('email', inline$1.gfm._extended_email).getRegex();
  /**
   * GFM + Line Breaks Inline Grammar
   */

  inline$1.breaks = merge$1({}, inline$1.gfm, {
    br: edit(inline$1.br).replace('{2,}', '*').getRegex(),
    text: edit(inline$1.gfm.text).replace('\\b_', '\\b_| {2,}\\n').replace(/\{2,\}/g, '*').getRegex()
  });
  var rules = {
    block: block$1,
    inline: inline$1
  };

  var defaults$3 = defaults$5.defaults;
  var block = rules.block,
      inline = rules.inline;
  var repeatString = helpers.repeatString;
  /**
   * smartypants text replacement
   */

  function smartypants(text) {
    return text // em-dashes
    .replace(/---/g, "\u2014") // en-dashes
    .replace(/--/g, "\u2013") // opening singles
    .replace(/(^|[-\u2014/(\[{"\s])'/g, "$1\u2018") // closing singles & apostrophes
    .replace(/'/g, "\u2019") // opening doubles
    .replace(/(^|[-\u2014/(\[{\u2018\s])"/g, "$1\u201C") // closing doubles
    .replace(/"/g, "\u201D") // ellipses
    .replace(/\.{3}/g, "\u2026");
  }
  /**
   * mangle email addresses
   */


  function mangle(text) {
    var out = '',
        i,
        ch;
    var l = text.length;

    for (i = 0; i < l; i++) {
      ch = text.charCodeAt(i);

      if (Math.random() > 0.5) {
        ch = 'x' + ch.toString(16);
      }

      out += '&#' + ch + ';';
    }

    return out;
  }
  /**
   * Block Lexer
   */


  var Lexer_1 = /*#__PURE__*/function () {
    function Lexer(options) {
      this.tokens = [];
      this.tokens.links = Object.create(null);
      this.options = options || defaults$3;
      this.options.tokenizer = this.options.tokenizer || new Tokenizer_1();
      this.tokenizer = this.options.tokenizer;
      this.tokenizer.options = this.options;
      var rules = {
        block: block.normal,
        inline: inline.normal
      };

      if (this.options.pedantic) {
        rules.block = block.pedantic;
        rules.inline = inline.pedantic;
      } else if (this.options.gfm) {
        rules.block = block.gfm;

        if (this.options.breaks) {
          rules.inline = inline.breaks;
        } else {
          rules.inline = inline.gfm;
        }
      }

      this.tokenizer.rules = rules;
    }
    /**
     * Expose Rules
     */


    /**
     * Static Lex Method
     */
    Lexer.lex = function lex(src, options) {
      var lexer = new Lexer(options);
      return lexer.lex(src);
    }
    /**
     * Static Lex Inline Method
     */
    ;

    Lexer.lexInline = function lexInline(src, options) {
      var lexer = new Lexer(options);
      return lexer.inlineTokens(src);
    }
    /**
     * Preprocessing
     */
    ;

    var _proto = Lexer.prototype;

    _proto.lex = function lex(src) {
      src = src.replace(/\r\n|\r/g, '\n').replace(/\t/g, '    ');
      this.blockTokens(src, this.tokens, true);
      this.inline(this.tokens);
      return this.tokens;
    }
    /**
     * Lexing
     */
    ;

    _proto.blockTokens = function blockTokens(src, tokens, top) {
      if (tokens === void 0) {
        tokens = [];
      }

      if (top === void 0) {
        top = true;
      }

      if (this.options.pedantic) {
        src = src.replace(/^ +$/gm, '');
      }

      var token, i, l, lastToken;

      while (src) {
        // newline
        if (token = this.tokenizer.space(src)) {
          src = src.substring(token.raw.length);

          if (token.type) {
            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.raw += '\n' + token.raw;
            lastToken.text += '\n' + token.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;
        } // table no leading pipe (gfm)


        if (token = this.tokenizer.nptable(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);
          token.tokens = this.blockTokens(token.text, [], top);
          tokens.push(token);
          continue;
        } // list


        if (token = this.tokenizer.list(src)) {
          src = src.substring(token.raw.length);
          l = token.items.length;

          for (i = 0; i < l; i++) {
            token.items[i].tokens = this.blockTokens(token.items[i].text, [], false);
          }

          tokens.push(token);
          continue;
        } // html


        if (token = this.tokenizer.html(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        } // def


        if (top && (token = this.tokenizer.def(src))) {
          src = src.substring(token.raw.length);

          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


        if (top && (token = this.tokenizer.paragraph(src))) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          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;
          } else {
            tokens.push(token);
          }

          continue;
        }

        if (src) {
          var errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0);

          if (this.options.silent) {
            console.error(errMsg);
            break;
          } else {
            throw new Error(errMsg);
          }
        }
      }

      return tokens;
    };

    _proto.inline = function inline(tokens) {
      var i, j, k, l2, row, token;
      var l = tokens.length;

      for (i = 0; i < l; i++) {
        token = tokens[i];

        switch (token.type) {
          case 'paragraph':
          case 'text':
          case 'heading':
            {
              token.tokens = [];
              this.inlineTokens(token.text, token.tokens);
              break;
            }

          case 'table':
            {
              token.tokens = {
                header: [],
                cells: []
              }; // header

              l2 = token.header.length;

              for (j = 0; j < l2; j++) {
                token.tokens.header[j] = [];
                this.inlineTokens(token.header[j], token.tokens.header[j]);
              } // cells


              l2 = token.cells.length;

              for (j = 0; j < l2; j++) {
                row = token.cells[j];
                token.tokens.cells[j] = [];

                for (k = 0; k < row.length; k++) {
                  token.tokens.cells[j][k] = [];
                  this.inlineTokens(row[k], token.tokens.cells[j][k]);
                }
              }

              break;
            }

          case 'blockquote':
            {
              this.inline(token.tokens);
              break;
            }

          case 'list':
            {
              l2 = token.items.length;

              for (j = 0; j < l2; j++) {
                this.inline(token.items[j].tokens);
              }

              break;
            }
        }
      }

      return tokens;
    }
    /**
     * Lexing/Compiling
     */
    ;

    _proto.inlineTokens = function inlineTokens(src, tokens, inLink, inRawBlock) {
      if (tokens === void 0) {
        tokens = [];
      }

      if (inLink === void 0) {
        inLink = false;
      }

      if (inRawBlock === void 0) {
        inRawBlock = false;
      }

      var token, lastToken; // String with links masked to avoid interference with em and strong

      var maskedSrc = src;
      var match;
      var keepPrevChar, prevChar; // Mask out reflinks

      if (this.tokens.links) {
        var links = Object.keys(this.tokens.links);

        if (links.length > 0) {
          while ((match = this.tokenizer.rules.inline.reflinkSearch.exec(maskedSrc)) != null) {
            if (links.includes(match[0].slice(match[0].lastIndexOf('[') + 1, -1))) {
              maskedSrc = maskedSrc.slice(0, match.index) + '[' + repeatString('a', match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.reflinkSearch.lastIndex);
            }
          }
        }
      } // Mask out other blocks


      while ((match = this.tokenizer.rules.inline.blockSkip.exec(maskedSrc)) != null) {
        maskedSrc = maskedSrc.slice(0, match.index) + '[' + repeatString('a', match[0].length - 2) + ']' + maskedSrc.slice(this.tokenizer.rules.inline.blockSkip.lastIndex);
      } // Mask out escaped em & strong delimiters


      while ((match = this.tokenizer.rules.inline.escapedEmSt.exec(maskedSrc)) != null) {
        maskedSrc = maskedSrc.slice(0, match.index) + '++' + maskedSrc.slice(this.tokenizer.rules.inline.escapedEmSt.lastIndex);
      }

      while (src) {
        if (!keepPrevChar) {
          prevChar = '';
        }

        keepPrevChar = false; // escape

        if (token = this.tokenizer.escape(src)) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        } // tag


        if (token = this.tokenizer.tag(src, inLink, inRawBlock)) {
          src = src.substring(token.raw.length);
          inLink = token.inLink;
          inRawBlock = token.inRawBlock;
          var _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);

          if (token.type === 'link') {
            token.tokens = this.inlineTokens(token.text, [], true, inRawBlock);
          }

          tokens.push(token);
          continue;
        } // reflink, nolink


        if (token = this.tokenizer.reflink(src, this.tokens.links)) {
          src = src.substring(token.raw.length);
          var _lastToken2 = tokens[tokens.length - 1];

          if (token.type === 'link') {
            token.tokens = this.inlineTokens(token.text, [], true, inRawBlock);
            tokens.push(token);
          } else if (_lastToken2 && token.type === 'text' && _lastToken2.type === 'text') {
            _lastToken2.raw += token.raw;
            _lastToken2.text += token.text;
          } else {
            tokens.push(token);
          }

          continue;
        } // em & strong


        if (token = this.tokenizer.emStrong(src, maskedSrc, prevChar)) {
          src = src.substring(token.raw.length);
          token.tokens = this.inlineTokens(token.text, [], inLink, inRawBlock);
          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);
          token.tokens = this.inlineTokens(token.text, [], inLink, inRawBlock);
          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 (!inLink && (token = this.tokenizer.url(src, mangle))) {
          src = src.substring(token.raw.length);
          tokens.push(token);
          continue;
        } // text


        if (token = this.tokenizer.inlineText(src, inRawBlock, smartypants)) {
          src = src.substring(token.raw.length);

          if (token.raw.slice(-1) !== '_') {
            // Track prevChar before string of ____ started
            prevChar = token.raw.slice(-1);
          }

          keepPrevChar = true;
          lastToken = tokens[tokens.length - 1];

          if (lastToken && lastToken.type === 'text') {
            lastToken.raw += token.raw;
            lastToken.text += token.text;
          } else {
            tokens.push(token);
          }

          continue;
        }

        if (src) {
          var errMsg = 'Infinite loop on byte: ' + src.charCodeAt(0);

          if (this.options.silent) {
            console.error(errMsg);
            break;
          } else {
            throw new Error(errMsg);
          }
        }
      }

      return tokens;
    };

    _createClass(Lexer, null, [{
      key: "rules",
      get: function get() {
        return {
          block: block,
          inline: inline
        };
      }
    }]);

    return Lexer;
  }();

  var defaults$2 = defaults$5.defaults;
  var cleanUrl = helpers.cleanUrl,
      escape$1 = helpers.escape;
  /**
   * Renderer
   */

  var Renderer_1 = /*#__PURE__*/function () {
    function Renderer(options) {
      this.options = options || defaults$2;
    }

    var _proto = Renderer.prototype;

    _proto.code = function code(_code, infostring, escaped) {
      var lang = (infostring || '').match(/\S*/)[0];

      if (this.options.highlight) {
        var out = this.options.highlight(_code, lang);

        if (out != null && out !== _code) {
          escaped = true;
          _code = out;
        }
      }

      _code = _code.replace(/\n$/, '') + '\n';

      if (!lang) {
        return '<pre><code>' + (escaped ? _code : escape$1(_code, true)) + '</code></pre>\n';
      }

      return '<pre><code class="' + this.options.langPrefix + escape$1(lang, true) + '">' + (escaped ? _code : escape$1(_code, true)) + '</code></pre>\n';
    };

    _proto.blockquote = function blockquote(quote) {
      return '<blockquote>\n' + quote + '</blockquote>\n';
    };

    _proto.html = function html(_html) {
      return _html;
    };

    _proto.heading = function heading(text, level, raw, slugger) {
      if (this.options.headerIds) {
        return '<h' + level + ' id="' + this.options.headerPrefix + slugger.slug(raw) + '">' + text + '</h' + level + '>\n';
      } // ignore IDs


      return '<h' + level + '>' + text + '</h' + level + '>\n';
    };

    _proto.hr = function hr() {
      return this.options.xhtml ? '<hr/>\n' : '<hr>\n';
    };

    _proto.list = function list(body, ordered, start) {
      var type = ordered ? 'ol' : 'ul',
          startatt = ordered && start !== 1 ? ' start="' + start + '"' : '';
      return '<' + type + startatt + '>\n' + body + '</' + type + '>\n';
    };

    _proto.listitem = function listitem(text) {
      return '<li>' + text + '</li>\n';
    };

    _proto.checkbox = function checkbox(checked) {
      return '<input ' + (checked ? 'checked="" ' : '') + 'disabled="" type="checkbox"' + (this.options.xhtml ? ' /' : '') + '> ';
    };

    _proto.paragraph = function paragraph(text) {
      return '<p>' + text + '</p>\n';
    };

    _proto.table = function table(header, body) {
      if (body) body = '<tbody>' + body + '</tbody>';
      return '<table>\n' + '<thead>\n' + header + '</thead>\n' + body + '</table>\n';
    };

    _proto.tablerow = function tablerow(content) {
      return '<tr>\n' + content + '</tr>\n';
    };

    _proto.tablecell = function tablecell(content, flags) {
      var type = flags.header ? 'th' : 'td';
      var tag = flags.align ? '<' + type + ' align="' + flags.align + '">' : '<' + type + '>';
      return tag + content + '</' + type + '>\n';
    } // span level renderer
    ;

    _proto.strong = function strong(text) {
      return '<strong>' + text + '</strong>';
    };

    _proto.em = function em(text) {
      return '<em>' + text + '</em>';
    };

    _proto.codespan = function codespan(text) {
      return '<code>' + text + '</code>';
    };

    _proto.br = function br() {
      return this.options.xhtml ? '<br/>' : '<br>';
    };

    _proto.del = function del(text) {
      return '<del>' + text + '</del>';
    };

    _proto.link = function link(href, title, text) {
      href = cleanUrl(this.options.sanitize, this.options.baseUrl, href);

      if (href === null) {
        return text;
      }

      var out = '<a href="' + escape$1(href) + '"';

      if (title) {
        out += ' title="' + title + '"';
      }

      out += '>' + text + '</a>';
      return out;
    };

    _proto.image = function image(href, title, text) {
      href = cleanUrl(this.options.sanitize, this.options.baseUrl, href);

      if (href === null) {
        return text;
      }

      var out = '<img src="' + href + '" alt="' + text + '"';

      if (title) {
        out += ' title="' + title + '"';
      }

      out += this.options.xhtml ? '/>' : '>';
      return out;
    };

    _proto.text = function text(_text) {
      return _text;
    };

    return Renderer;
  }();

  /**
   * TextRenderer
   * returns only the textual part of the token
   */
  var TextRenderer_1 = /*#__PURE__*/function () {
    function TextRenderer() {}

    var _proto = TextRenderer.prototype;

    // no need for block level renderers
    _proto.strong = function strong(text) {
      return text;
    };

    _proto.em = function em(text) {
      return text;
    };

    _proto.codespan = function codespan(text) {
      return text;
    };

    _proto.del = function del(text) {
      return text;
    };

    _proto.html = function html(text) {
      return text;
    };

    _proto.text = function text(_text) {
      return _text;
    };

    _proto.link = function link(href, title, text) {
      return '' + text;
    };

    _proto.image = function image(href, title, text) {
      return '' + text;
    };

    _proto.br = function br() {
      return '';
    };

    return TextRenderer;
  }();

  /**
   * Slugger generates header id
   */
  var Slugger_1 = /*#__PURE__*/function () {
    function Slugger() {
      this.seen = {};
    }

    var _proto = Slugger.prototype;

    _proto.serialize = function serialize(value) {
      return value.toLowerCase().trim() // remove html tags
      .replace(/<[!\/a-z].*?>/ig, '') // remove unwanted chars
      .replace(/[\u2000-\u206F\u2E00-\u2E7F\\'!"#$%&()*+,./:;<=>?@[\]^`{|}~]/g, '').replace(/\s/g, '-');
    }
    /**
     * Finds the next safe (unique) slug to use
     */
    ;

    _proto.getNextSafeSlug = function getNextSafeSlug(originalSlug, isDryRun) {
      var slug = originalSlug;
      var occurenceAccumulator = 0;

      if (this.seen.hasOwnProperty(slug)) {
        occurenceAccumulator = this.seen[originalSlug];

        do {
          occurenceAccumulator++;
          slug = originalSlug + '-' + occurenceAccumulator;
        } while (this.seen.hasOwnProperty(slug));
      }

      if (!isDryRun) {
        this.seen[originalSlug] = occurenceAccumulator;
        this.seen[slug] = 0;
      }

      return slug;
    }
    /**
     * Convert string to unique id
     * @param {object} options
     * @param {boolean} options.dryrun Generates the next unique slug without updating the internal accumulator.
     */
    ;

    _proto.slug = function slug(value, options) {
      if (options === void 0) {
        options = {};
      }

      var slug = this.serialize(value);
      return this.getNextSafeSlug(slug, options.dryrun);
    };

    return Slugger;
  }();

  var defaults$1 = defaults$5.defaults;
  var unescape = helpers.unescape;
  /**
   * Parsing & Compiling
   */

  var Parser_1 = /*#__PURE__*/function () {
    function Parser(options) {
      this.options = options || defaults$1;
      this.options.renderer = this.options.renderer || new Renderer_1();
      this.renderer = this.options.renderer;
      this.renderer.options = this.options;
      this.textRenderer = new TextRenderer_1();
      this.slugger = new Slugger_1();
    }
    /**
     * Static Parse Method
     */


    Parser.parse = function parse(tokens, options) {
      var parser = new Parser(options);
      return parser.parse(tokens);
    }
    /**
     * Static Parse Inline Method
     */
    ;

    Parser.parseInline = function parseInline(tokens, options) {
      var parser = new Parser(options);
      return parser.parseInline(tokens);
    }
    /**
     * Parse Loop
     */
    ;

    var _proto = Parser.prototype;

    _proto.parse = function parse(tokens, top) {
      if (top === void 0) {
        top = true;
      }

      var out = '',
          i,
          j,
          k,
          l2,
          l3,
          row,
          cell,
          header,
          body,
          token,
          ordered,
          start,
          loose,
          itemBody,
          item,
          checked,
          task,
          checkbox;
      var l = tokens.length;

      for (i = 0; i < l; i++) {
        token = tokens[i];

        switch (token.type) {
          case 'space':
            {
              continue;
            }

          case 'hr':
            {
              out += this.renderer.hr();
              continue;
            }

          case 'heading':
            {
              out += this.renderer.heading(this.parseInline(token.tokens), token.depth, unescape(this.parseInline(token.tokens, this.textRenderer)), this.slugger);
              continue;
            }

          case 'code':
            {
              out += this.renderer.code(token.text, token.lang, token.escaped);
              continue;
            }

          case 'table':
            {
              header = ''; // header

              cell = '';
              l2 = token.header.length;

              for (j = 0; j < l2; j++) {
                cell += this.renderer.tablecell(this.parseInline(token.tokens.header[j]), {
                  header: true,
                  align: token.align[j]
                });
              }

              header += this.renderer.tablerow(cell);
              body = '';
              l2 = token.cells.length;

              for (j = 0; j < l2; j++) {
                row = token.tokens.cells[j];
                cell = '';
                l3 = row.length;

                for (k = 0; k < l3; k++) {
                  cell += this.renderer.tablecell(this.parseInline(row[k]), {
                    header: false,
                    align: token.align[k]
                  });
                }

                body += this.renderer.tablerow(cell);
              }

              out += this.renderer.table(header, body);
              continue;
            }

          case 'blockquote':
            {
              body = this.parse(token.tokens);
              out += this.renderer.blockquote(body);
              continue;
            }

          case 'list':
            {
              ordered = token.ordered;
              start = token.start;
              loose = token.loose;
              l2 = token.items.length;
              body = '';

              for (j = 0; j < l2; j++) {
                item = token.items[j];
                checked = item.checked;
                task = item.task;
                itemBody = '';

                if (item.task) {
                  checkbox = this.renderer.checkbox(checked);

                  if (loose) {
                    if (item.tokens.length > 0 && item.tokens[0].type === 'text') {
                      item.tokens[0].text = checkbox + ' ' + item.tokens[0].text;

                      if (item.tokens[0].tokens && item.tokens[0].tokens.length > 0 && item.tokens[0].tokens[0].type === 'text') {
                        item.tokens[0].tokens[0].text = checkbox + ' ' + item.tokens[0].tokens[0].text;
                      }
                    } else {
                      item.tokens.unshift({
                        type: 'text',
                        text: checkbox
                      });
                    }
                  } else {
                    itemBody += checkbox;
                  }
                }

                itemBody += this.parse(item.tokens, loose);
                body += this.renderer.listitem(itemBody, task, checked);
              }

              out += this.renderer.list(body, ordered, start);
              continue;
            }

          case 'html':
            {
              // TODO parse inline content if parameter markdown=1
              out += this.renderer.html(token.text);
              continue;
            }

          case 'paragraph':
            {
              out += this.renderer.paragraph(this.parseInline(token.tokens));
              continue;
            }

          case 'text':
            {
              body = token.tokens ? this.parseInline(token.tokens) : token.text;

              while (i + 1 < l && tokens[i + 1].type === 'text') {
                token = tokens[++i];
                body += '\n' + (token.tokens ? this.parseInline(token.tokens) : token.text);
              }

              out += top ? this.renderer.paragraph(body) : body;
              continue;
            }

          default:
            {
              var errMsg = 'Token with "' + token.type + '" type was not found.';

              if (this.options.silent) {
                console.error(errMsg);
                return;
              } else {
                throw new Error(errMsg);
              }
            }
        }
      }

      return out;
    }
    /**
     * Parse Inline Tokens
     */
    ;

    _proto.parseInline = function parseInline(tokens, renderer) {
      renderer = renderer || this.renderer;
      var out = '',
          i,
          token;
      var l = tokens.length;

      for (i = 0; i < l; i++) {
        token = tokens[i];

        switch (token.type) {
          case 'escape':
            {
              out += renderer.text(token.text);
              break;
            }

          case 'html':
            {
              out += renderer.html(token.text);
              break;
            }

          case 'link':
            {
              out += renderer.link(token.href, token.title, this.parseInline(token.tokens, renderer));
              break;
            }

          case 'image':
            {
              out += renderer.image(token.href, token.title, token.text);
              break;
            }

          case 'strong':
            {
              out += renderer.strong(this.parseInline(token.tokens, renderer));
              break;
            }

          case 'em':
            {
              out += renderer.em(this.parseInline(token.tokens, renderer));
              break;
            }

          case 'codespan':
            {
              out += renderer.codespan(token.text);
              break;
            }

          case 'br':
            {
              out += renderer.br();
              break;
            }

          case 'del':
            {
              out += renderer.del(this.parseInline(token.tokens, renderer));
              break;
            }

          case 'text':
            {
              out += renderer.text(token.text);
              break;
            }

          default:
            {
              var errMsg = 'Token with "' + token.type + '" type was not found.';

              if (this.options.silent) {
                console.error(errMsg);
                return;
              } else {
                throw new Error(errMsg);
              }
            }
        }
      }

      return out;
    };

    return Parser;
  }();

  var merge = helpers.merge,
      checkSanitizeDeprecation = helpers.checkSanitizeDeprecation,
      escape = helpers.escape;
  var getDefaults = defaults$5.getDefaults,
      changeDefaults = defaults$5.changeDefaults,
      defaults = defaults$5.defaults;
  /**
   * Marked
   */

  function marked(src, opt, callback) {
    // throw error in case of non string input
    if (typeof src === 'undefined' || src === null) {
      throw new Error('marked(): input parameter is undefined or null');
    }

    if (typeof src !== 'string') {
      throw new Error('marked(): input parameter is of type ' + Object.prototype.toString.call(src) + ', string expected');
    }

    if (typeof opt === 'function') {
      callback = opt;
      opt = null;
    }

    opt = merge({}, marked.defaults, opt || {});
    checkSanitizeDeprecation(opt);

    if (callback) {
      var highlight = opt.highlight;
      var tokens;

      try {
        tokens = Lexer_1.lex(src, opt);
      } catch (e) {
        return callback(e);
      }

      var done = function done(err) {
        var out;

        if (!err) {
          try {
            out = Parser_1.parse(tokens, opt);
          } catch (e) {
            err = e;
          }
        }

        opt.highlight = highlight;
        return err ? callback(err) : callback(null, out);
      };

      if (!highlight || highlight.length < 3) {
        return done();
      }

      delete opt.highlight;
      if (!tokens.length) return done();
      var pending = 0;
      marked.walkTokens(tokens, function (token) {
        if (token.type === 'code') {
          pending++;
          setTimeout(function () {
            highlight(token.text, token.lang, function (err, code) {
              if (err) {
                return done(err);
              }

              if (code != null && code !== token.text) {
                token.text = code;
                token.escaped = true;
              }

              pending--;

              if (pending === 0) {
                done();
              }
            });
          }, 0);
        }
      });

      if (pending === 0) {
        done();
      }

      return;
    }

    try {
      var _tokens = Lexer_1.lex(src, opt);

      if (opt.walkTokens) {
        marked.walkTokens(_tokens, opt.walkTokens);
      }

      return Parser_1.parse(_tokens, opt);
    } catch (e) {
      e.message += '\nPlease report this to https://github.com/markedjs/marked.';

      if (opt.silent) {
        return '<p>An error occurred:</p><pre>' + escape(e.message + '', true) + '</pre>';
      }

      throw e;
    }
  }
  /**
   * Options
   */


  marked.options = marked.setOptions = function (opt) {
    merge(marked.defaults, opt);
    changeDefaults(marked.defaults);
    return marked;
  };

  marked.getDefaults = getDefaults;
  marked.defaults = defaults;
  /**
   * Use Extension
   */

  marked.use = function (extension) {
    var opts = merge({}, extension);

    if (extension.renderer) {
      (function () {
        var renderer = marked.defaults.renderer || new Renderer_1();

        var _loop = function _loop(prop) {
          var prevRenderer = renderer[prop];

          renderer[prop] = function () {
            for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
              args[_key] = arguments[_key];
            }

            var ret = extension.renderer[prop].apply(renderer, args);

            if (ret === false) {
              ret = prevRenderer.apply(renderer, args);
            }

            return ret;
          };
        };

        for (var prop in extension.renderer) {
          _loop(prop);
        }

        opts.renderer = renderer;
      })();
    }

    if (extension.tokenizer) {
      (function () {
        var tokenizer = marked.defaults.tokenizer || new Tokenizer_1();

        var _loop2 = function _loop2(prop) {
          var prevTokenizer = tokenizer[prop];

          tokenizer[prop] = function () {
            for (var _len2 = arguments.length, args = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
              args[_key2] = arguments[_key2];
            }

            var ret = extension.tokenizer[prop].apply(tokenizer, args);

            if (ret === false) {
              ret = prevTokenizer.apply(tokenizer, args);
            }

            return ret;
          };
        };

        for (var prop in extension.tokenizer) {
          _loop2(prop);
        }

        opts.tokenizer = tokenizer;
      })();
    }

    if (extension.walkTokens) {
      var walkTokens = marked.defaults.walkTokens;

      opts.walkTokens = function (token) {
        extension.walkTokens(token);

        if (walkTokens) {
          walkTokens(token);
        }
      };
    }

    marked.setOptions(opts);
  };
  /**
   * Run callback for every token
   */


  marked.walkTokens = function (tokens, callback) {
    for (var _iterator = _createForOfIteratorHelperLoose(tokens), _step; !(_step = _iterator()).done;) {
      var token = _step.value;
      callback(token);

      switch (token.type) {
        case 'table':
          {
            for (var _iterator2 = _createForOfIteratorHelperLoose(token.tokens.header), _step2; !(_step2 = _iterator2()).done;) {
              var cell = _step2.value;
              marked.walkTokens(cell, callback);
            }

            for (var _iterator3 = _createForOfIteratorHelperLoose(token.tokens.cells), _step3; !(_step3 = _iterator3()).done;) {
              var row = _step3.value;

              for (var _iterator4 = _createForOfIteratorHelperLoose(row), _step4; !(_step4 = _iterator4()).done;) {
                var _cell = _step4.value;
                marked.walkTokens(_cell, callback);
              }
            }

            break;
          }

        case 'list':
          {
            marked.walkTokens(token.items, callback);
            break;
          }

        default:
          {
            if (token.tokens) {
              marked.walkTokens(token.tokens, callback);
            }
          }
      }
    }
  };
  /**
   * Parse Inline
   */


  marked.parseInline = function (src, opt) {
    // throw error in case of non string input
    if (typeof src === 'undefined' || src === null) {
      throw new Error('marked.parseInline(): input parameter is undefined or null');
    }

    if (typeof src !== 'string') {
      throw new Error('marked.parseInline(): input parameter is of type ' + Object.prototype.toString.call(src) + ', string expected');
    }

    opt = merge({}, marked.defaults, opt || {});
    checkSanitizeDeprecation(opt);

    try {
      var tokens = Lexer_1.lexInline(src, opt);

      if (opt.walkTokens) {
        marked.walkTokens(tokens, opt.walkTokens);
      }

      return Parser_1.parseInline(tokens, opt);
    } catch (e) {
      e.message += '\nPlease report this to https://github.com/markedjs/marked.';

      if (opt.silent) {
        return '<p>An error occurred:</p><pre>' + escape(e.message + '', true) + '</pre>';
      }

      throw e;
    }
  };
  /**
   * Expose
   */


  marked.Parser = Parser_1;
  marked.parser = Parser_1.parse;
  marked.Renderer = Renderer_1;
  marked.TextRenderer = TextRenderer_1;
  marked.Lexer = Lexer_1;
  marked.lexer = Lexer_1.lex;
  marked.Tokenizer = Tokenizer_1;
  marked.Slugger = Slugger_1;
  marked.parse = marked;
  var marked_1 = marked;

  return marked_1;

})));

var xmlHttp;

var flg200 = 0;

function addScript(url){
	var script = document.createElement('script');
	script.setAttribute('type','text/javascript');
	script.setAttribute('src',url);
	document.getElementsByTagName('head')[0].appendChild(script);
}

function createXmlHttp() {
    if (window.XMLHttpRequest) {
       xmlHttp = new XMLHttpRequest();
    } else {
       xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
    }
}

function getSource(url) {
    createXmlHttp();
    xmlHttp.onreadystatechange = writeSource;
    xmlHttp.open("GET", url, false);
    xmlHttp.send(null);
}

var flag = 0

function writeSource() {
    if (xmlHttp.readyState == 4 && xmlHttp.status == 200 && !flg200) {
        flg200 = 1;

        var s = xmlHttp.responseText;
        let res = s;
        let a = res.split('$'), fin = "";
        for (let i = 0; i < a.length; i++){
            if (i % 2 == 1) fin += katex.renderToString(a[i])
            else fin += a[i]
        }
        fin = marked(fin)
        var sco = document.getElementsByClassName('lang-en')[0];
        console.log(sco.childNodes[1])
        cnlang.innerHTML = sco.childNodes[1].innerHTML + fin
        var t = document.getElementsByClassName('lang')
        t[0].appendChild(cnlang)
    }

    var del = document.getElementsByTagName('p')
    for (let i = 0; i < del.length; i++){
        if (del[i].innerText == 'undefined'){
            del[i].innerText = ''
        }
    }

}

var id = window.location.href
var pr = id.split('/')[6]
pr = pr.toUpperCase()
if(pr[7]=='H'){
    pr=pr.replace("H","Ex");
}
if(pr.indexOf("?LANG") != -1){
    pr = pr.substr(0,pr.indexOf("?LANG"));
}
pr = pr + "_translation.html"
pr = "https://atcoder-for-chinese-developers.github.io/atcoder-for-chinese/translation/" + pr

let pr2 = pr.replace("html", "md");

var script = document.createElement('script');
script.setAttribute('type','text/javascript');
script.innerText =
'function disap() {\
    document.getElementsByClassName("lang-en")[0].style = "display:none";\
    document.getElementsByClassName("lang-ja")[0].style = "display:none";\
    document.getElementsByClassName("lang-cn")[0].style = "display:inline";\
}'
document.getElementsByTagName('head')[0].appendChild(script);


// script.innerText = 'function disap() { var bo = document.getElementById(\'mybo\'); var c = document.getElementsByClassName(\'chn\')[0], d = document.getElementsByClassName(\'chn\')[1]; if (bo.innerHTML == \'隐藏中文题面\') {  c.style = \'display:none\'; d.style = \'display:none\'; bo.innerHTML = \'显示中文题面\' } else { c.style=\'\';  d.style=\'\'; bo.innerHTML = \'隐藏中文题面\'  } }'
// document.getElementsByTagName('head')[0].appendChild(script);


var fl = document.getElementById('task-lang-btn');
var cn = document.createElement('span');
cn.setAttribute('data-lang', 'cn')
cn.innerHTML = ' / <img src=\"//img.atcoder.jp/assets/flag/CN.png\">'
cn.setAttribute('onclick', 'disap()')
fl.appendChild(cn)

var cnlang = document.createElement('span')
cnlang.setAttribute('class', 'lang-cn')



getSource(pr2)
if (!flg200){
    getSource(pr)
}
if (!flg200){
    let t = document.getElementsByClassName('lang-en')
    if (t[0].innerHTML.substr(0, 4) != '<p>暂'){
        t[0].innerHTML = marked('暂无中文题面,欢迎[贡献](https://github.com/atcoder-for-chinese-developers/atcoder-for-chinese)!')+ t[0].innerHTML
    }
}