Issue 6104 - Minified code in help center repository

static/dist/js/vendor/classList.min.js.map

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@source http://purl.eligrey.com/github/classList.js/blob/master/classList.js */\n\nif (\"document\" in self) {\n  \n  // Full polyfill for browsers with no classList support\n  // Including IE < Edge missing SVGElement.classList\n  if (\n       !(\"classList\" in document.createElement(\"_\")) \n    || document.createElementNS\n    && !(\"classList\" in document.createElementNS(\"http://www.w3.org/2000/svg\",\"g\"))\n  ) {\n  \n  (function (view) {\n  \n  \"use strict\";\n  \n  if (!('Element' in view)) return;\n  \n  var\n      classListProp = \"classList\"\n    , protoProp = \"prototype\"\n    , elemCtrProto = view.Element[protoProp]\n    , objCtr = Object\n    , strTrim = String[protoProp].trim || function () {\n      return this.replace(/^\\s+|\\s+$/g, \"\");\n    }\n    , arrIndexOf = Array[protoProp].indexOf || function (item) {\n      var\n          i = 0\n        , len = this.length\n      ;\n      for (; i < len; i++) {\n        if (i in this && this[i] === item) {\n          return i;\n        }\n      }\n      return -1;\n    }\n    // Vendors: please allow content code to instantiate DOMExceptions\n    , DOMEx = function (type, message) {\n      this.name = type;\n      this.code = DOMException[type];\n      this.message = message;\n    }\n    , checkTokenAndGetIndex = function (classList, token) {\n      if (token === \"\") {\n        throw new DOMEx(\n            \"SYNTAX_ERR\"\n          , \"The token must not be empty.\"\n        );\n      }\n      if (/\\s/.test(token)) {\n        throw new DOMEx(\n            \"INVALID_CHARACTER_ERR\"\n          , \"The token must not contain space characters.\"\n        );\n      }\n      return arrIndexOf.call(classList, token);\n    }\n    , ClassList = function (elem) {\n      var\n          trimmedClasses = strTrim.call(elem.getAttribute(\"class\") || \"\")\n        , classes = trimmedClasses ? trimmedClasses.split(/\\s+/) : []\n        , i = 0\n        , len = classes.length\n      ;\n      for (; i < len; i++) {\n        this.push(classes[i]);\n      }\n      this._updateClassName = function () {\n        elem.setAttribute(\"class\", this.toString());\n      };\n    }\n    , classListProto = ClassList[protoProp] = []\n    , classListGetter = function () {\n      return new ClassList(this);\n    }\n  ;\n  // Most DOMException implementations don't allow calling DOMException's toString()\n  // on non-DOMExceptions. Error's toString() is sufficient here.\n  DOMEx[protoProp] = Error[protoProp];\n  classListProto.item = function (i) {\n    return this[i] || null;\n  };\n  classListProto.contains = function (token) {\n    return !~checkTokenAndGetIndex(this, token + \"\");\n  };\n  classListProto.add = function () {\n    var\n        tokens = arguments\n      , i = 0\n      , l = tokens.length\n      , token\n      , updated = false\n    ;\n    do {\n      token = tokens[i] + \"\";\n      if (~checkTokenAndGetIndex(this, token)) {\n        this.push(token);\n        updated = true;\n      }\n    }\n    while (++i < l);\n  \n    if (updated) {\n      this._updateClassName();\n    }\n  };\n  classListProto.remove = function () {\n    var\n        tokens = arguments\n      , i = 0\n      , l = tokens.length\n      , token\n      , updated = false\n      , index\n    ;\n    do {\n      token = tokens[i] + \"\";\n      index = checkTokenAndGetIndex(this, token);\n      while (~index) {\n        this.splice(index, 1);\n        updated = true;\n        index = checkTokenAndGetIndex(this, token);\n      }\n    }\n    while (++i < l);\n  \n    if (updated) {\n      this._updateClassName();\n    }\n  };\n  classListProto.toggle = function (token, force) {\n    var\n        result = this.contains(token)\n      , method = result ?\n        force !== true && \"remove\"\n      :\n        force !== false && \"add\"\n    ;\n  \n    if (method) {\n      this[method](token);\n    }\n  \n    if (force === true || force === false) {\n      return force;\n    } else {\n      return !result;\n    }\n  };\n  classListProto.replace = function (token, replacement_token) {\n    var index = checkTokenAndGetIndex(token + \"\");\n    if (~index) {\n      this.splice(index, 1, replacement_token);\n      this._updateClassName();\n    }\n  }\n  classListProto.toString = function () {\n    return this.join(\" \");\n  };\n  \n  if (objCtr.defineProperty) {\n    var classListPropDesc = {\n        get: classListGetter\n      , enumerable: true\n      , configurable: true\n    };\n    try {\n      objCtr.defineProperty(elemCtrProto, classListProp, classListPropDesc);\n    } catch (ex) { // IE 8 doesn't support enumerable:true\n      // adding undefined to fight this issue https://github.com/eligrey/classList.js/issues/36\n      // modernie IE8-MSW7 machine has IE8 8.0.6001.18702 and is affected\n      if (ex.number === undefined || ex.number === -0x7FF5EC54) {\n        classListPropDesc.enumerable = false;\n        objCtr.defineProperty(elemCtrProto, classListProp, classListPropDesc);\n      }\n    }\n  } else if (objCtr[protoProp].__defineGetter__) {\n    elemCtrProto.__defineGetter__(classListProp, classListGetter);\n  }\n  \n  }(self));\n  \n  }\n  \n  // There is full or partial native classList support, so just check if we need\n  // to normalize the add/remove and toggle APIs.\n  \n  (function () {\n    \"use strict\";\n  \n    var testElement = document.createElement(\"_\");\n  \n    testElement.classList.add(\"c1\", \"c2\");\n  \n    // Polyfill for IE 10/11 and Firefox <26, where classList.add and\n    // classList.remove exist but support only one argument at a time.\n    if (!testElement.classList.contains(\"c2\")) {\n      var createMethod = function(method) {\n        var original = DOMTokenList.prototype[method];\n  \n        DOMTokenList.prototype[method] = function(token) {\n          var i, len = arguments.length;\n  \n          for (i = 0; i < len; i++) {\n            token = arguments[i];\n            original.call(this, token);\n          }\n        };\n      };\n      createMethod('add');\n      createMethod('remove');\n    }\n  \n    testElement.classList.toggle(\"c3\", false);\n  \n    // Polyfill for IE 10 and Firefox <24, where classList.toggle does not\n    // support the second argument.\n    if (testElement.classList.contains(\"c3\")) {\n      var _toggle = DOMTokenList.prototype.toggle;\n  \n      DOMTokenList.prototype.toggle = function(token, force) {\n        if (1 in arguments && !this.contains(token) === !force) {\n          return force;\n        } else {\n          return _toggle.call(this, token);\n        }\n      };\n  \n    }\n  \n    // replace() polyfill\n    if (!(\"replace\" in document.createElement(\"_\").classList)) {\n      DOMTokenList.prototype.replace = function (token, replacement_token) {\n        var\n            tokens = this.toString().split(\" \")\n          , index = tokens.indexOf(token + \"\")\n        ;\n        if (~index) {\n          tokens = tokens.slice(index);\n          this.remove.apply(this, tokens);\n          this.add(replacement_token);\n          this.add.apply(this, tokens.slice(1));\n        }\n      }\n    }\n  \n    testElement = null;\n  }());\n  \n  }"]}