foundry/Data/modules/dice-so-nice/libs/select2.min.js

var originalSelect2 = $.fn.select2;
delete $.fn.select2;


/*!
 * Select2 4.1.0-rc.0
 * https://select2.github.io
 *
 * Released under the MIT license
 * https://github.com/select2/select2/blob/master/LICENSE.md
 */
;(function (factory) {
    if (typeof define === 'function' && define.amd) {
      // AMD. Register as an anonymous module.
      define(['jquery'], factory);
    } else if (typeof module === 'object' && module.exports) {
      // Node/CommonJS
      module.exports = function (root, jQuery) {
        if (jQuery === undefined) {
          // require('jQuery') returns a factory that requires window to
          // build a jQuery instance, we normalize how we use modules
          // that require this pattern but the window provided is a noop
          // if it's defined (how jquery works)
          if (typeof window !== 'undefined') {
            jQuery = require('jquery');
          }
          else {
            jQuery = require('jquery')(root);
          }
        }
        factory(jQuery);
        return jQuery;
      };
    } else {
      // Browser globals
      factory(jQuery);
    }
  } (function (jQuery) {
    // This is needed so we can catch the AMD loader configuration and use it
    // The inner file should be wrapped (by `banner.start.js`) in a function that
    // returns the AMD loader references.
    var S2 =(function () {
    // Restore the Select2 AMD loader so it can be used
    // Needed mostly in the language files, where the loader is not inserted
    if (jQuery && jQuery.fn && jQuery.fn.select2 && jQuery.fn.select2.amd) {
      var S2 = jQuery.fn.select2.amd;
    }
  var S2;(function () { if (!S2 || !S2.requirejs) {
  if (!S2) { S2 = {}; } else { require = S2; }
  /**
   * @license almond 0.3.3 Copyright jQuery Foundation and other contributors.
   * Released under MIT license, http://github.com/requirejs/almond/LICENSE
   */
  //Going sloppy to avoid 'use strict' string cost, but strict practices should
  //be followed.
  /*global setTimeout: false */
  
  var requirejs, require, define;
  (function (undef) {
      var main, req, makeMap, handlers,
          defined = {},
          waiting = {},
          config = {},
          defining = {},
          hasOwn = Object.prototype.hasOwnProperty,
          aps = [].slice,
          jsSuffixRegExp = /\.js$/;
  
      function hasProp(obj, prop) {
          return hasOwn.call(obj, prop);
      }
  
      /**
       * Given a relative module name, like ./something, normalize it to
       * a real name that can be mapped to a path.
       * @param {String} name the relative name
       * @param {String} baseName a real name that the name arg is relative
       * to.
       * @returns {String} normalized name
       */
      function normalize(name, baseName) {
          var nameParts, nameSegment, mapValue, foundMap, lastIndex,
              foundI, foundStarMap, starI, i, j, part, normalizedBaseParts,
              baseParts = baseName && baseName.split("/"),
              map = config.map,
              starMap = (map && map['*']) || {};
  
          //Adjust any relative paths.
          if (name) {
              name = name.split('/');
              lastIndex = name.length - 1;
  
              // If wanting node ID compatibility, strip .js from end
              // of IDs. Have to do this here, and not in nameToUrl
              // because node allows either .js or non .js to map
              // to same file.
              if (config.nodeIdCompat && jsSuffixRegExp.test(name[lastIndex])) {
                  name[lastIndex] = name[lastIndex].replace(jsSuffixRegExp, '');
              }
  
              // Starts with a '.' so need the baseName
              if (name[0].charAt(0) === '.' && baseParts) {
                  //Convert baseName to array, and lop off the last part,
                  //so that . matches that 'directory' and not name of the baseName's
                  //module. For instance, baseName of 'one/two/three', maps to
                  //'one/two/three.js', but we want the directory, 'one/two' for
                  //this normalization.
                  normalizedBaseParts = baseParts.slice(0, baseParts.length - 1);
                  name = normalizedBaseParts.concat(name);
              }
  
              //start trimDots
              for (i = 0; i < name.length; i++) {
                  part = name[i];
                  if (part === '.') {
                      name.splice(i, 1);
                      i -= 1;
                  } else if (part === '..') {
                      // If at the start, or previous value is still ..,
                      // keep them so that when converted to a path it may
                      // still work when converted to a path, even though
                      // as an ID it is less than ideal. In larger point
                      // releases, may be better to just kick out an error.
                      if (i === 0 || (i === 1 && name[2] === '..') || name[i - 1] === '..') {
                          continue;
                      } else if (i > 0) {
                          name.splice(i - 1, 2);
                          i -= 2;
                      }
                  }
              }
              //end trimDots
  
              name = name.join('/');
          }
  
          //Apply map config if available.
          if ((baseParts || starMap) && map) {
              nameParts = name.split('/');
  
              for (i = nameParts.length; i > 0; i -= 1) {
                  nameSegment = nameParts.slice(0, i).join("/");
  
                  if (baseParts) {
                      //Find the longest baseName segment match in the config.
                      //So, do joins on the biggest to smallest lengths of baseParts.
                      for (j = baseParts.length; j > 0; j -= 1) {
                          mapValue = map[baseParts.slice(0, j).join('/')];
  
                          //baseName segment has  config, find if it has one for
                          //this name.
                          if (mapValue) {
                              mapValue = mapValue[nameSegment];
                              if (mapValue) {
                                  //Match, update name to the new value.
                                  foundMap = mapValue;
                                  foundI = i;
                                  break;
                              }
                          }
                      }
                  }
  
                  if (foundMap) {
                      break;
                  }
  
                  //Check for a star map match, but just hold on to it,
                  //if there is a shorter segment match later in a matching
                  //config, then favor over this star map.
                  if (!foundStarMap && starMap && starMap[nameSegment]) {
                      foundStarMap = starMap[nameSegment];
                      starI = i;
                  }
              }
  
              if (!foundMap && foundStarMap) {
                  foundMap = foundStarMap;
                  foundI = starI;
              }
  
              if (foundMap) {
                  nameParts.splice(0, foundI, foundMap);
                  name = nameParts.join('/');
              }
          }
  
          return name;
      }
  
      function makeRequire(relName, forceSync) {
          return function () {
              //A version of a require function that passes a moduleName
              //value for items that may need to
              //look up paths relative to the moduleName
              var args = aps.call(arguments, 0);
  
              //If first arg is not require('string'), and there is only
              //one arg, it is the array form without a callback. Insert
              //a null so that the following concat is correct.
              if (typeof args[0] !== 'string' && args.length === 1) {
                  args.push(null);
              }
              return req.apply(undef, args.concat([relName, forceSync]));
          };
      }
  
      function makeNormalize(relName) {
          return function (name) {
              return normalize(name, relName);
          };
      }
  
      function makeLoad(depName) {
          return function (value) {
              defined[depName] = value;
          };
      }
  
      function callDep(name) {
          if (hasProp(waiting, name)) {
              var args = waiting[name];
              delete waiting[name];
              defining[name] = true;
              main.apply(undef, args);
          }
  
          if (!hasProp(defined, name) && !hasProp(defining, name)) {
              throw new Error('No ' + name);
          }
          return defined[name];
      }
  
      //Turns a plugin!resource to [plugin, resource]
      //with the plugin being undefined if the name
      //did not have a plugin prefix.
      function splitPrefix(name) {
          var prefix,
              index = name ? name.indexOf('!') : -1;
          if (index > -1) {
              prefix = name.substring(0, index);
              name = name.substring(index + 1, name.length);
          }
          return [prefix, name];
      }
  
      //Creates a parts array for a relName where first part is plugin ID,
      //second part is resource ID. Assumes relName has already been normalized.
      function makeRelParts(relName) {
          return relName ? splitPrefix(relName) : [];
      }
  
      /**
       * Makes a name map, normalizing the name, and using a plugin
       * for normalization if necessary. Grabs a ref to plugin
       * too, as an optimization.
       */
      makeMap = function (name, relParts) {
          var plugin,
              parts = splitPrefix(name),
              prefix = parts[0],
              relResourceName = relParts[1];
  
          name = parts[1];
  
          if (prefix) {
              prefix = normalize(prefix, relResourceName);
              plugin = callDep(prefix);
          }
  
          //Normalize according
          if (prefix) {
              if (plugin && plugin.normalize) {
                  name = plugin.normalize(name, makeNormalize(relResourceName));
              } else {
                  name = normalize(name, relResourceName);
              }
          } else {
              name = normalize(name, relResourceName);
              parts = splitPrefix(name);
              prefix = parts[0];
              name = parts[1];
              if (prefix) {
                  plugin = callDep(prefix);
              }
          }
  
          //Using ridiculous property names for space reasons
          return {
              f: prefix ? prefix + '!' + name : name, //fullName
              n: name,
              pr: prefix,
              p: plugin
          };
      };
  
      function makeConfig(name) {
          return function () {
              return (config && config.config && config.config[name]) || {};
          };
      }
  
      handlers = {
          require: function (name) {
              return makeRequire(name);
          },
          exports: function (name) {
              var e = defined[name];
              if (typeof e !== 'undefined') {
                  return e;
              } else {
                  return (defined[name] = {});
              }
          },
          module: function (name) {
              return {
                  id: name,
                  uri: '',
                  exports: defined[name],
                  config: makeConfig(name)
              };
          }
      };
  
      main = function (name, deps, callback, relName) {
          var cjsModule, depName, ret, map, i, relParts,
              args = [],
              callbackType = typeof callback,
              usingExports;
  
          //Use name if no relName
          relName = relName || name;
          relParts = makeRelParts(relName);
  
          //Call the callback to define the module, if necessary.
          if (callbackType === 'undefined' || callbackType === 'function') {
              //Pull out the defined dependencies and pass the ordered
              //values to the callback.
              //Default to [require, exports, module] if no deps
              deps = !deps.length && callback.length ? ['require', 'exports', 'module'] : deps;
              for (i = 0; i < deps.length; i += 1) {
                  map = makeMap(deps[i], relParts);
                  depName = map.f;
  
                  //Fast path CommonJS standard dependencies.
                  if (depName === "require") {
                      args[i] = handlers.require(name);
                  } else if (depName === "exports") {
                      //CommonJS module spec 1.1
                      args[i] = handlers.exports(name);
                      usingExports = true;
                  } else if (depName === "module") {
                      //CommonJS module spec 1.1
                      cjsModule = args[i] = handlers.module(name);
                  } else if (hasProp(defined, depName) ||
                             hasProp(waiting, depName) ||
                             hasProp(defining, depName)) {
                      args[i] = callDep(depName);
                  } else if (map.p) {
                      map.p.load(map.n, makeRequire(relName, true), makeLoad(depName), {});
                      args[i] = defined[depName];
                  } else {
                      throw new Error(name + ' missing ' + depName);
                  }
              }
  
              ret = callback ? callback.apply(defined[name], args) : undefined;
  
              if (name) {
                  //If setting exports via "module" is in play,
                  //favor that over return value and exports. After that,
                  //favor a non-undefined return value over exports use.
                  if (cjsModule && cjsModule.exports !== undef &&
                          cjsModule.exports !== defined[name]) {
                      defined[name] = cjsModule.exports;
                  } else if (ret !== undef || !usingExports) {
                      //Use the return value from the function.
                      defined[name] = ret;
                  }
              }
          } else if (name) {
              //May just be an object definition for the module. Only
              //worry about defining if have a module name.
              defined[name] = callback;
          }
      };
  
      requirejs = require = req = function (deps, callback, relName, forceSync, alt) {
          if (typeof deps === "string") {
              if (handlers[deps]) {
                  //callback in this case is really relName
                  return handlers[deps](callback);
              }
              //Just return the module wanted. In this scenario, the
              //deps arg is the module name, and second arg (if passed)
              //is just the relName.
              //Normalize module name, if it contains . or ..
              return callDep(makeMap(deps, makeRelParts(callback)).f);
          } else if (!deps.splice) {
              //deps is a config object, not an array.
              config = deps;
              if (config.deps) {
                  req(config.deps, config.callback);
              }
              if (!callback) {
                  return;
              }
  
              if (callback.splice) {
                  //callback is an array, which means it is a dependency list.
                  //Adjust args if there are dependencies
                  deps = callback;
                  callback = relName;
                  relName = null;
              } else {
                  deps = undef;
              }
          }
  
          //Support require(['a'])
          callback = callback || function () {};
  
          //If relName is a function, it is an errback handler,
          //so remove it.
          if (typeof relName === 'function') {
              relName = forceSync;
              forceSync = alt;
          }
  
          //Simulate async callback;
          if (forceSync) {
              main(undef, deps, callback, relName);
          } else {
              //Using a non-zero value because of concern for what old browsers
              //do, and latest browsers "upgrade" to 4 if lower value is used:
              //http://www.whatwg.org/specs/web-apps/current-work/multipage/timers.html#dom-windowtimers-settimeout:
              //If want a value immediately, use require('id') instead -- something
              //that works in almond on the global level, but not guaranteed and
              //unlikely to work in other AMD implementations.
              setTimeout(function () {
                  main(undef, deps, callback, relName);
              }, 4);
          }
  
          return req;
      };
  
      /**
       * Just drops the config on the floor, but returns req in case
       * the config return value is used.
       */
      req.config = function (cfg) {
          return req(cfg);
      };
  
      /**
       * Expose module registry for debugging and tooling
       */
      requirejs._defined = defined;
  
      define = function (name, deps, callback) {
          if (typeof name !== 'string') {
              throw new Error('See almond README: incorrect module build, no module name');
          }
  
          //This module may not have dependencies
          if (!deps.splice) {
              //deps is not an array, so probably means
              //an object literal or factory function for
              //the value. Adjust args.
              callback = deps;
              deps = [];
          }
  
          if (!hasProp(defined, name) && !hasProp(waiting, name)) {
              waiting[name] = [name, deps, callback];
          }
      };
  
      define.amd = {
          jQuery: true
      };
  }());
  
  S2.requirejs = requirejs;S2.require = require;S2.define = define;
  }
  }());
  S2.define("almond", function(){});
  
  /* global jQuery:false, $:false */
  S2.define('jquery',[],function () {
    var _$ = jQuery || $;
  
    if (_$ == null && console && console.error) {
      console.error(
        'Select2: An instance of jQuery or a jQuery-compatible library was not ' +
        'found. Make sure that you are including jQuery before Select2 on your ' +
        'web page.'
      );
    }
  
    return _$;
  });
  
  S2.define('select2/utils',[
    'jquery'
  ], function ($) {
    var Utils = {};
  
    Utils.Extend = function (ChildClass, SuperClass) {
      var __hasProp = {}.hasOwnProperty;
  
      function BaseConstructor () {
        this.constructor = ChildClass;
      }
  
      for (var key in SuperClass) {
        if (__hasProp.call(SuperClass, key)) {
          ChildClass[key] = SuperClass[key];
        }
      }
  
      BaseConstructor.prototype = SuperClass.prototype;
      ChildClass.prototype = new BaseConstructor();
      ChildClass.__super__ = SuperClass.prototype;
  
      return ChildClass;
    };
  
    function getMethods (theClass) {
      var proto = theClass.prototype;
  
      var methods = [];
  
      for (var methodName in proto) {
        var m = proto[methodName];
  
        if (typeof m !== 'function') {
          continue;
        }
  
        if (methodName === 'constructor') {
          continue;
        }
  
        methods.push(methodName);
      }
  
      return methods;
    }
  
    Utils.Decorate = function (SuperClass, DecoratorClass) {
      var decoratedMethods = getMethods(DecoratorClass);
      var superMethods = getMethods(SuperClass);
  
      function DecoratedClass () {
        var unshift = Array.prototype.unshift;
  
        var argCount = DecoratorClass.prototype.constructor.length;
  
        var calledConstructor = SuperClass.prototype.constructor;
  
        if (argCount > 0) {
          unshift.call(arguments, SuperClass.prototype.constructor);
  
          calledConstructor = DecoratorClass.prototype.constructor;
        }
  
        calledConstructor.apply(this, arguments);
      }
  
      DecoratorClass.displayName = SuperClass.displayName;
  
      function ctr () {
        this.constructor = DecoratedClass;
      }
  
      DecoratedClass.prototype = new ctr();
  
      for (var m = 0; m < superMethods.length; m++) {
        var superMethod = superMethods[m];
  
        DecoratedClass.prototype[superMethod] =
          SuperClass.prototype[superMethod];
      }
  
      var calledMethod = function (methodName) {
        // Stub out the original method if it's not decorating an actual method
        var originalMethod = function () {};
  
        if (methodName in DecoratedClass.prototype) {
          originalMethod = DecoratedClass.prototype[methodName];
        }
  
        var decoratedMethod = DecoratorClass.prototype[methodName];
  
        return function () {
          var unshift = Array.prototype.unshift;
  
          unshift.call(arguments, originalMethod);
  
          return decoratedMethod.apply(this, arguments);
        };
      };
  
      for (var d = 0; d < decoratedMethods.length; d++) {
        var decoratedMethod = decoratedMethods[d];
  
        DecoratedClass.prototype[decoratedMethod] = calledMethod(decoratedMethod);
      }
  
      return DecoratedClass;
    };
  
    var Observable = function () {
      this.listeners = {};
    };
  
    Observable.prototype.on = function (event, callback) {
      this.listeners = this.listeners || {};
  
      if (event in this.listeners) {
        this.listeners[event].push(callback);
      } else {
        this.listeners[event] = [callback];
      }
    };
  
    Observable.prototype.trigger = function (event) {
      var slice = Array.prototype.slice;
      var params = slice.call(arguments, 1);
  
      this.listeners = this.listeners || {};
  
      // Params should always come in as an array
      if (params == null) {
        params = [];
      }
  
      // If there are no arguments to the event, use a temporary object
      if (params.length === 0) {
        params.push({});
      }
  
      // Set the `_type` of the first object to the event
      params[0]._type = event;
  
      if (event in this.listeners) {
        this.invoke(this.listeners[event], slice.call(arguments, 1));
      }
  
      if ('*' in this.listeners) {
        this.invoke(this.listeners['*'], arguments);
      }
    };
  
    Observable.prototype.invoke = function (listeners, params) {
      for (var i = 0, len = listeners.length; i < len; i++) {
        listeners[i].apply(this, params);
      }
    };
  
    Utils.Observable = Observable;
  
    Utils.generateChars = function (length) {
      var chars = '';
  
      for (var i = 0; i < length; i++) {
        var randomChar = Math.floor(Math.random() * 36);
        chars += randomChar.toString(36);
      }
  
      return chars;
    };
  
    Utils.bind = function (func, context) {
      return function () {
        func.apply(context, arguments);
      };
    };
  
    Utils._convertData = function (data) {
      for (var originalKey in data) {
        var keys = originalKey.split('-');
  
        var dataLevel = data;
  
        if (keys.length === 1) {
          continue;
        }
  
        for (var k = 0; k < keys.length; k++) {
          var key = keys[k];
  
          // Lowercase the first letter
          // By default, dash-separated becomes camelCase
          key = key.substring(0, 1).toLowerCase() + key.substring(1);
  
          if (!(key in dataLevel)) {
            dataLevel[key] = {};
          }
  
          if (k == keys.length - 1) {
            dataLevel[key] = data[originalKey];
          }
  
          dataLevel = dataLevel[key];
        }
  
        delete data[originalKey];
      }
  
      return data;
    };
  
    Utils.hasScroll = function (index, el) {
      // Adapted from the function created by @ShadowScripter
      // and adapted by @BillBarry on the Stack Exchange Code Review website.
      // The original code can be found at
      // http://codereview.stackexchange.com/q/13338
      // and was designed to be used with the Sizzle selector engine.
  
      var $el = $(el);
      var overflowX = el.style.overflowX;
      var overflowY = el.style.overflowY;
  
      //Check both x and y declarations
      if (overflowX === overflowY &&
          (overflowY === 'hidden' || overflowY === 'visible')) {
        return false;
      }
  
      if (overflowX === 'scroll' || overflowY === 'scroll') {
        return true;
      }
  
      return ($el.innerHeight() < el.scrollHeight ||
        $el.innerWidth() < el.scrollWidth);
    };
  
    Utils.escapeMarkup = function (markup) {
      var replaceMap = {
        '\\': '&#92;',
        '&': '&amp;',
        '<': '&lt;',
        '>': '&gt;',
        '"': '&quot;',
        '\'': '&#39;',
        '/': '&#47;'
      };
  
      // Do not try to escape the markup if it's not a string
      if (typeof markup !== 'string') {
        return markup;
      }
  
      return String(markup).replace(/[&<>"'\/\\]/g, function (match) {
        return replaceMap[match];
      });
    };
  
    // Cache objects in Utils.__cache instead of $.data (see #4346)
    Utils.__cache = {};
  
    var id = 0;
    Utils.GetUniqueElementId = function (element) {
      // Get a unique element Id. If element has no id,
      // creates a new unique number, stores it in the id
      // attribute and returns the new id with a prefix.
      // If an id already exists, it simply returns it with a prefix.
  
      var select2Id = element.getAttribute('data-select2-id');
  
      if (select2Id != null) {
        return select2Id;
      }
  
      // If element has id, use it.
      if (element.id) {
        select2Id = 'select2-data-' + element.id;
      } else {
        select2Id = 'select2-data-' + (++id).toString() +
          '-' + Utils.generateChars(4);
      }
  
      element.setAttribute('data-select2-id', select2Id);
  
      return select2Id;
    };
  
    Utils.StoreData = function (element, name, value) {
      // Stores an item in the cache for a specified element.
      // name is the cache key.
      var id = Utils.GetUniqueElementId(element);
      if (!Utils.__cache[id]) {
        Utils.__cache[id] = {};
      }
  
      Utils.__cache[id][name] = value;
    };
  
    Utils.GetData = function (element, name) {
      // Retrieves a value from the cache by its key (name)
      // name is optional. If no name specified, return
      // all cache items for the specified element.
      // and for a specified element.
      var id = Utils.GetUniqueElementId(element);
      if (name) {
        if (Utils.__cache[id]) {
          if (Utils.__cache[id][name] != null) {
            return Utils.__cache[id][name];
          }
          return $(element).data(name); // Fallback to HTML5 data attribs.
        }
        return $(element).data(name); // Fallback to HTML5 data attribs.
      } else {
        return Utils.__cache[id];
      }
    };
  
    Utils.RemoveData = function (element) {
      // Removes all cached items for a specified element.
      var id = Utils.GetUniqueElementId(element);
      if (Utils.__cache[id] != null) {
        delete Utils.__cache[id];
      }
  
      element.removeAttribute('data-select2-id');
    };
  
    Utils.copyNonInternalCssClasses = function (dest, src) {
      var classes;
  
      var destinationClasses = dest.getAttribute('class').trim().split(/\s+/);
  
      destinationClasses = destinationClasses.filter(function (clazz) {
        // Save all Select2 classes
        return clazz.indexOf('select2-') === 0;
      });
  
      var sourceClasses = src.getAttribute('class').trim().split(/\s+/);
  
      sourceClasses = sourceClasses.filter(function (clazz) {
        // Only copy non-Select2 classes
        return clazz.indexOf('select2-') !== 0;
      });
  
      var replacements = destinationClasses.concat(sourceClasses);
  
      dest.setAttribute('class', replacements.join(' '));
    };
  
    return Utils;
  });
  
  S2.define('select2/results',[
    'jquery',
    './utils'
  ], function ($, Utils) {
    function Results ($element, options, dataAdapter) {
      this.$element = $element;
      this.data = dataAdapter;
      this.options = options;
  
      Results.__super__.constructor.call(this);
    }
  
    Utils.Extend(Results, Utils.Observable);
  
    Results.prototype.render = function () {
      var $results = $(
        '<ul class="select2-results__options" role="listbox"></ul>'
      );
  
      if (this.options.get('multiple')) {
        $results.attr('aria-multiselectable', 'true');
      }
  
      this.$results = $results;
  
      return $results;
    };
  
    Results.prototype.clear = function () {
      this.$results.empty();
    };
  
    Results.prototype.displayMessage = function (params) {
      var escapeMarkup = this.options.get('escapeMarkup');
  
      this.clear();
      this.hideLoading();
  
      var $message = $(
        '<li role="alert" aria-live="assertive"' +
        ' class="select2-results__option"></li>'
      );
  
      var message = this.options.get('translations').get(params.message);
  
      $message.append(
        escapeMarkup(
          message(params.args)
        )
      );
  
      $message[0].className += ' select2-results__message';
  
      this.$results.append($message);
    };
  
    Results.prototype.hideMessages = function () {
      this.$results.find('.select2-results__message').remove();
    };
  
    Results.prototype.append = function (data) {
      this.hideLoading();
  
      var $options = [];
  
      if (data.results == null || data.results.length === 0) {
        if (this.$results.children().length === 0) {
          this.trigger('results:message', {
            message: 'noResults'
          });
        }
  
        return;
      }
  
      data.results = this.sort(data.results);
  
      for (var d = 0; d < data.results.length; d++) {
        var item = data.results[d];
  
        var $option = this.option(item);
  
        $options.push($option);
      }
  
      this.$results.append($options);
    };
  
    Results.prototype.position = function ($results, $dropdown) {
      var $resultsContainer = $dropdown.find('.select2-results');
      $resultsContainer.append($results);
    };
  
    Results.prototype.sort = function (data) {
      var sorter = this.options.get('sorter');
  
      return sorter(data);
    };
  
    Results.prototype.highlightFirstItem = function () {
      var $options = this.$results
        .find('.select2-results__option--selectable');
  
      var $selected = $options.filter('.select2-results__option--selected');
  
      // Check if there are any selected options
      if ($selected.length > 0) {
        // If there are selected options, highlight the first
        $selected.first().trigger('mouseenter');
      } else {
        // If there are no selected options, highlight the first option
        // in the dropdown
        $options.first().trigger('mouseenter');
      }
  
      this.ensureHighlightVisible();
    };
  
    Results.prototype.setClasses = function () {
      var self = this;
  
      this.data.current(function (selected) {
        var selectedIds = selected.map(function (s) {
          return s.id.toString();
        });
  
        var $options = self.$results
          .find('.select2-results__option--selectable');
  
        $options.each(function () {
          var $option = $(this);
  
          var item = Utils.GetData(this, 'data');
  
          // id needs to be converted to a string when comparing
          var id = '' + item.id;
  
          if ((item.element != null && item.element.selected) ||
              (item.element == null && selectedIds.indexOf(id) > -1)) {
            this.classList.add('select2-results__option--selected');
            $option.attr('aria-selected', 'true');
          } else {
            this.classList.remove('select2-results__option--selected');
            $option.attr('aria-selected', 'false');
          }
        });
  
      });
    };
  
    Results.prototype.showLoading = function (params) {
      this.hideLoading();
  
      var loadingMore = this.options.get('translations').get('searching');
  
      var loading = {
        disabled: true,
        loading: true,
        text: loadingMore(params)
      };
      var $loading = this.option(loading);
      $loading.className += ' loading-results';
  
      this.$results.prepend($loading);
    };
  
    Results.prototype.hideLoading = function () {
      this.$results.find('.loading-results').remove();
    };
  
    Results.prototype.option = function (data) {
      var option = document.createElement('li');
      option.classList.add('select2-results__option');
      option.classList.add('select2-results__option--selectable');
  
      var attrs = {
        'role': 'option'
      };
  
      var matches = window.Element.prototype.matches ||
        window.Element.prototype.msMatchesSelector ||
        window.Element.prototype.webkitMatchesSelector;
  
      if ((data.element != null && matches.call(data.element, ':disabled')) ||
          (data.element == null && data.disabled)) {
        attrs['aria-disabled'] = 'true';
  
        option.classList.remove('select2-results__option--selectable');
        option.classList.add('select2-results__option--disabled');
      }
  
      if (data.id == null) {
        option.classList.remove('select2-results__option--selectable');
      }
  
      if (data._resultId != null) {
        option.id = data._resultId;
      }
  
      if (data.title) {
        option.title = data.title;
      }
  
      if (data.children) {
        attrs.role = 'group';
        attrs['aria-label'] = data.text;
  
        option.classList.remove('select2-results__option--selectable');
        option.classList.add('select2-results__option--group');
      }
  
      for (var attr in attrs) {
        var val = attrs[attr];
  
        option.setAttribute(attr, val);
      }
  
      if (data.children) {
        var $option = $(option);
  
        var label = document.createElement('strong');
        label.className = 'select2-results__group';
  
        this.template(data, label);
  
        var $children = [];
  
        for (var c = 0; c < data.children.length; c++) {
          var child = data.children[c];
  
          var $child = this.option(child);
  
          $children.push($child);
        }
  
        var $childrenContainer = $('<ul></ul>', {
          'class': 'select2-results__options select2-results__options--nested',
          'role': 'none'
        });
  
        $childrenContainer.append($children);
  
        $option.append(label);
        $option.append($childrenContainer);
      } else {
        this.template(data, option);
      }
  
      Utils.StoreData(option, 'data', data);
  
      return option;
    };
  
    Results.prototype.bind = function (container, $container) {
      var self = this;
  
      var id = container.id + '-results';
  
      this.$results.attr('id', id);
  
      container.on('results:all', function (params) {
        self.clear();
        self.append(params.data);
  
        if (container.isOpen()) {
          self.setClasses();
          self.highlightFirstItem();
        }
      });
  
      container.on('results:append', function (params) {
        self.append(params.data);
  
        if (container.isOpen()) {
          self.setClasses();
        }
      });
  
      container.on('query', function (params) {
        self.hideMessages();
        self.showLoading(params);
      });
  
      container.on('select', function () {
        if (!container.isOpen()) {
          return;
        }
  
        self.setClasses();
  
        if (self.options.get('scrollAfterSelect')) {
          self.highlightFirstItem();
        }
      });
  
      container.on('unselect', function () {
        if (!container.isOpen()) {
          return;
        }
  
        self.setClasses();
  
        if (self.options.get('scrollAfterSelect')) {
          self.highlightFirstItem();
        }
      });
  
      container.on('open', function () {
        // When the dropdown is open, aria-expended="true"
        self.$results.attr('aria-expanded', 'true');
        self.$results.attr('aria-hidden', 'false');
  
        self.setClasses();
        self.ensureHighlightVisible();
      });
  
      container.on('close', function () {
        // When the dropdown is closed, aria-expended="false"
        self.$results.attr('aria-expanded', 'false');
        self.$results.attr('aria-hidden', 'true');
        self.$results.removeAttr('aria-activedescendant');
      });
  
      container.on('results:toggle', function () {
        var $highlighted = self.getHighlightedResults();
  
        if ($highlighted.length === 0) {
          return;
        }
  
        $highlighted.trigger('mouseup');
      });
  
      container.on('results:select', function () {
        var $highlighted = self.getHighlightedResults();
  
        if ($highlighted.length === 0) {
          return;
        }
  
        var data = Utils.GetData($highlighted[0], 'data');
  
        if ($highlighted.hasClass('select2-results__option--selected')) {
          self.trigger('close', {});
        } else {
          self.trigger('select', {
            data: data
          });
        }
      });
  
      container.on('results:previous', function () {
        var $highlighted = self.getHighlightedResults();
  
        var $options = self.$results.find('.select2-results__option--selectable');
  
        var currentIndex = $options.index($highlighted);
  
        // If we are already at the top, don't move further
        // If no options, currentIndex will be -1
        if (currentIndex <= 0) {
          return;
        }
  
        var nextIndex = currentIndex - 1;
  
        // If none are highlighted, highlight the first
        if ($highlighted.length === 0) {
          nextIndex = 0;
        }
  
        var $next = $options.eq(nextIndex);
  
        $next.trigger('mouseenter');
  
        var currentOffset = self.$results.offset().top;
        var nextTop = $next.offset().top;
        var nextOffset = self.$results.scrollTop() + (nextTop - currentOffset);
  
        if (nextIndex === 0) {
          self.$results.scrollTop(0);
        } else if (nextTop - currentOffset < 0) {
          self.$results.scrollTop(nextOffset);
        }
      });
  
      container.on('results:next', function () {
        var $highlighted = self.getHighlightedResults();
  
        var $options = self.$results.find('.select2-results__option--selectable');
  
        var currentIndex = $options.index($highlighted);
  
        var nextIndex = currentIndex + 1;
  
        // If we are at the last option, stay there
        if (nextIndex >= $options.length) {
          return;
        }
  
        var $next = $options.eq(nextIndex);
  
        $next.trigger('mouseenter');
  
        var currentOffset = self.$results.offset().top +
          self.$results.outerHeight(false);
        var nextBottom = $next.offset().top + $next.outerHeight(false);
        var nextOffset = self.$results.scrollTop() + nextBottom - currentOffset;
  
        if (nextIndex === 0) {
          self.$results.scrollTop(0);
        } else if (nextBottom > currentOffset) {
          self.$results.scrollTop(nextOffset);
        }
      });
  
      container.on('results:focus', function (params) {
        params.element[0].classList.add('select2-results__option--highlighted');
        params.element[0].setAttribute('aria-selected', 'true');
      });
  
      container.on('results:message', function (params) {
        self.displayMessage(params);
      });
  
      if ($.fn.mousewheel) {
        this.$results.on('mousewheel', function (e) {
          var top = self.$results.scrollTop();
  
          var bottom = self.$results.get(0).scrollHeight - top + e.deltaY;
  
          var isAtTop = e.deltaY > 0 && top - e.deltaY <= 0;
          var isAtBottom = e.deltaY < 0 && bottom <= self.$results.height();
  
          if (isAtTop) {
            self.$results.scrollTop(0);
  
            e.preventDefault();
            e.stopPropagation();
          } else if (isAtBottom) {
            self.$results.scrollTop(
              self.$results.get(0).scrollHeight - self.$results.height()
            );
  
            e.preventDefault();
            e.stopPropagation();
          }
        });
      }
  
      this.$results.on('mouseup', '.select2-results__option--selectable',
        function (evt) {
        var $this = $(this);
  
        var data = Utils.GetData(this, 'data');
  
        if ($this.hasClass('select2-results__option--selected')) {
          if (self.options.get('multiple')) {
            self.trigger('unselect', {
              originalEvent: evt,
              data: data
            });
          } else {
            self.trigger('close', {});
          }
  
          return;
        }
  
        self.trigger('select', {
          originalEvent: evt,
          data: data
        });
      });
  
      this.$results.on('mouseenter', '.select2-results__option--selectable',
        function (evt) {
        var data = Utils.GetData(this, 'data');
  
        self.getHighlightedResults()
            .removeClass('select2-results__option--highlighted')
            .attr('aria-selected', 'false');
  
        self.trigger('results:focus', {
          data: data,
          element: $(this)
        });
      });
    };
  
    Results.prototype.getHighlightedResults = function () {
      var $highlighted = this.$results
      .find('.select2-results__option--highlighted');
  
      return $highlighted;
    };
  
    Results.prototype.destroy = function () {
      this.$results.remove();
    };
  
    Results.prototype.ensureHighlightVisible = function () {
      var $highlighted = this.getHighlightedResults();
  
      if ($highlighted.length === 0) {
        return;
      }
  
      var $options = this.$results.find('.select2-results__option--selectable');
  
      var currentIndex = $options.index($highlighted);
  
      var currentOffset = this.$results.offset().top;
      var nextTop = $highlighted.offset().top;
      var nextOffset = this.$results.scrollTop() + (nextTop - currentOffset);
  
      var offsetDelta = nextTop - currentOffset;
      nextOffset -= $highlighted.outerHeight(false) * 2;
  
      if (currentIndex <= 2) {
        this.$results.scrollTop(0);
      } else if (offsetDelta > this.$results.outerHeight() || offsetDelta < 0) {
        this.$results.scrollTop(nextOffset);
      }
    };
  
    Results.prototype.template = function (result, container) {
      var template = this.options.get('templateResult');
      var escapeMarkup = this.options.get('escapeMarkup');
  
      var content = template(result, container);
  
      if (content == null) {
        container.style.display = 'none';
      } else if (typeof content === 'string') {
        container.innerHTML = escapeMarkup(content);
      } else {
        $(container).append(content);
      }
    };
  
    return Results;
  });
  
  S2.define('select2/keys',[
  
  ], function () {
    var KEYS = {
      BACKSPACE: 8,
      TAB: 9,
      ENTER: 13,
      SHIFT: 16,
      CTRL: 17,
      ALT: 18,
      ESC: 27,
      SPACE: 32,
      PAGE_UP: 33,
      PAGE_DOWN: 34,
      END: 35,
      HOME: 36,
      LEFT: 37,
      UP: 38,
      RIGHT: 39,
      DOWN: 40,
      DELETE: 46
    };
  
    return KEYS;
  });
  
  S2.define('select2/selection/base',[
    'jquery',
    '../utils',
    '../keys'
  ], function ($, Utils, KEYS) {
    function BaseSelection ($element, options) {
      this.$element = $element;
      this.options = options;
  
      BaseSelection.__super__.constructor.call(this);
    }
  
    Utils.Extend(BaseSelection, Utils.Observable);
  
    BaseSelection.prototype.render = function () {
      var $selection = $(
        '<span class="select2-selection" role="combobox" ' +
        ' aria-haspopup="true" aria-expanded="false">' +
        '</span>'
      );
  
      this._tabindex = 0;
  
      if (Utils.GetData(this.$element[0], 'old-tabindex') != null) {
        this._tabindex = Utils.GetData(this.$element[0], 'old-tabindex');
      } else if (this.$element.attr('tabindex') != null) {
        this._tabindex = this.$element.attr('tabindex');
      }
  
      $selection.attr('title', this.$element.attr('title'));
      $selection.attr('tabindex', this._tabindex);
      $selection.attr('aria-disabled', 'false');
  
      this.$selection = $selection;
  
      return $selection;
    };
  
    BaseSelection.prototype.bind = function (container, $container) {
      var self = this;
  
      var resultsId = container.id + '-results';
  
      this.container = container;
  
      this.$selection.on('focus', function (evt) {
        self.trigger('focus', evt);
      });
  
      this.$selection.on('blur', function (evt) {
        self._handleBlur(evt);
      });
  
      this.$selection.on('keydown', function (evt) {
        self.trigger('keypress', evt);
  
        if (evt.which === KEYS.SPACE) {
          evt.preventDefault();
        }
      });
  
      container.on('results:focus', function (params) {
        self.$selection.attr('aria-activedescendant', params.data._resultId);
      });
  
      container.on('selection:update', function (params) {
        self.update(params.data);
      });
  
      container.on('open', function () {
        // When the dropdown is open, aria-expanded="true"
        self.$selection.attr('aria-expanded', 'true');
        self.$selection.attr('aria-owns', resultsId);
  
        self._attachCloseHandler(container);
      });
  
      container.on('close', function () {
        // When the dropdown is closed, aria-expanded="false"
        self.$selection.attr('aria-expanded', 'false');
        self.$selection.removeAttr('aria-activedescendant');
        self.$selection.removeAttr('aria-owns');
  
        self.$selection.trigger('focus');
  
        self._detachCloseHandler(container);
      });
  
      container.on('enable', function () {
        self.$selection.attr('tabindex', self._tabindex);
        self.$selection.attr('aria-disabled', 'false');
      });
  
      container.on('disable', function () {
        self.$selection.attr('tabindex', '-1');
        self.$selection.attr('aria-disabled', 'true');
      });
    };
  
    BaseSelection.prototype._handleBlur = function (evt) {
      var self = this;
  
      // This needs to be delayed as the active element is the body when the tab
      // key is pressed, possibly along with others.
      window.setTimeout(function () {
        // Don't trigger `blur` if the focus is still in the selection
        if (
          (document.activeElement == self.$selection[0]) ||
          ($.contains(self.$selection[0], document.activeElement))
        ) {
          return;
        }
  
        self.trigger('blur', evt);
      }, 1);
    };
  
    BaseSelection.prototype._attachCloseHandler = function (container) {
  
      $(document.body).on('mousedown.select2.' + container.id, function (e) {
        var $target = $(e.target);
  
        var $select = $target.closest('.select2');
  
        var $all = $('.select2.select2-container--open');
  
        $all.each(function () {
          if (this == $select[0]) {
            return;
          }
  
          var $element = Utils.GetData(this, 'element');
          select2dsn.call($element, 'close');
        });
      });
    };
  
    BaseSelection.prototype._detachCloseHandler = function (container) {
      $(document.body).off('mousedown.select2.' + container.id);
    };
  
    BaseSelection.prototype.position = function ($selection, $container) {
      var $selectionContainer = $container.find('.selection');
      $selectionContainer.append($selection);
    };
  
    BaseSelection.prototype.destroy = function () {
      this._detachCloseHandler(this.container);
    };
  
    BaseSelection.prototype.update = function (data) {
      throw new Error('The `update` method must be defined in child classes.');
    };
  
    /**
     * Helper method to abstract the "enabled" (not "disabled") state of this
     * object.
     *
     * @return {true} if the instance is not disabled.
     * @return {false} if the instance is disabled.
     */
    BaseSelection.prototype.isEnabled = function () {
      return !this.isDisabled();
    };
  
    /**
     * Helper method to abstract the "disabled" state of this object.
     *
     * @return {true} if the disabled option is true.
     * @return {false} if the disabled option is false.
     */
    BaseSelection.prototype.isDisabled = function () {
      return this.options.get('disabled');
    };
  
    return BaseSelection;
  });
  
  S2.define('select2/selection/single',[
    'jquery',
    './base',
    '../utils',
    '../keys'
  ], function ($, BaseSelection, Utils, KEYS) {
    function SingleSelection () {
      SingleSelection.__super__.constructor.apply(this, arguments);
    }
  
    Utils.Extend(SingleSelection, BaseSelection);
  
    SingleSelection.prototype.render = function () {
      var $selection = SingleSelection.__super__.render.call(this);
  
      $selection[0].classList.add('select2-selection--single');
  
      $selection.html(
        '<span class="select2-selection__rendered"></span>' +
        '<span class="select2-selection__arrow" role="presentation">' +
          '<b role="presentation"></b>' +
        '</span>'
      );
  
      return $selection;
    };
  
    SingleSelection.prototype.bind = function (container, $container) {
      var self = this;
  
      SingleSelection.__super__.bind.apply(this, arguments);
  
      var id = container.id + '-container';
  
      this.$selection.find('.select2-selection__rendered')
        .attr('id', id)
        .attr('role', 'textbox')
        .attr('aria-readonly', 'true');
      this.$selection.attr('aria-labelledby', id);
      this.$selection.attr('aria-controls', id);
  
      this.$selection.on('mousedown', function (evt) {
        // Only respond to left clicks
        if (evt.which !== 1) {
          return;
        }
  
        self.trigger('toggle', {
          originalEvent: evt
        });
      });
  
      this.$selection.on('focus', function (evt) {
        // User focuses on the container
      });
  
      this.$selection.on('blur', function (evt) {
        // User exits the container
      });
  
      container.on('focus', function (evt) {
        if (!container.isOpen()) {
          self.$selection.trigger('focus');
        }
      });
    };
  
    SingleSelection.prototype.clear = function () {
      var $rendered = this.$selection.find('.select2-selection__rendered');
      $rendered.empty();
      $rendered.removeAttr('title'); // clear tooltip on empty
    };
  
    SingleSelection.prototype.display = function (data, container) {
      var template = this.options.get('templateSelection');
      var escapeMarkup = this.options.get('escapeMarkup');
  
      return escapeMarkup(template(data, container));
    };
  
    SingleSelection.prototype.selectionContainer = function () {
      return $('<span></span>');
    };
  
    SingleSelection.prototype.update = function (data) {
      if (data.length === 0) {
        this.clear();
        return;
      }
  
      var selection = data[0];
  
      var $rendered = this.$selection.find('.select2-selection__rendered');
      var formatted = this.display(selection, $rendered);
  
      $rendered.empty().append(formatted);
  
      var title = selection.title || selection.text;
  
      if (title) {
        $rendered.attr('title', title);
      } else {
        $rendered.removeAttr('title');
      }
    };
  
    return SingleSelection;
  });
  
  S2.define('select2/selection/multiple',[
    'jquery',
    './base',
    '../utils'
  ], function ($, BaseSelection, Utils) {
    function MultipleSelection ($element, options) {
      MultipleSelection.__super__.constructor.apply(this, arguments);
    }
  
    Utils.Extend(MultipleSelection, BaseSelection);
  
    MultipleSelection.prototype.render = function () {
      var $selection = MultipleSelection.__super__.render.call(this);
  
      $selection[0].classList.add('select2-selection--multiple');
  
      $selection.html(
        '<ul class="select2-selection__rendered"></ul>'
      );
  
      return $selection;
    };
  
    MultipleSelection.prototype.bind = function (container, $container) {
      var self = this;
  
      MultipleSelection.__super__.bind.apply(this, arguments);
  
      var id = container.id + '-container';
      this.$selection.find('.select2-selection__rendered').attr('id', id);
  
      this.$selection.on('click', function (evt) {
        self.trigger('toggle', {
          originalEvent: evt
        });
      });
  
      this.$selection.on(
        'click',
        '.select2-selection__choice__remove',
        function (evt) {
          // Ignore the event if it is disabled
          if (self.isDisabled()) {
            return;
          }
  
          var $remove = $(this);
          var $selection = $remove.parent();
  
          var data = Utils.GetData($selection[0], 'data');
  
          self.trigger('unselect', {
            originalEvent: evt,
            data: data
          });
        }
      );
  
      this.$selection.on(
        'keydown',
        '.select2-selection__choice__remove',
        function (evt) {
          // Ignore the event if it is disabled
          if (self.isDisabled()) {
            return;
          }
  
          evt.stopPropagation();
        }
      );
    };
  
    MultipleSelection.prototype.clear = function () {
      var $rendered = this.$selection.find('.select2-selection__rendered');
      $rendered.empty();
      $rendered.removeAttr('title');
    };
  
    MultipleSelection.prototype.display = function (data, container) {
      var template = this.options.get('templateSelection');
      var escapeMarkup = this.options.get('escapeMarkup');
  
      return escapeMarkup(template(data, container));
    };
  
    MultipleSelection.prototype.selectionContainer = function () {
      var $container = $(
        '<li class="select2-selection__choice">' +
          '<button type="button" class="select2-selection__choice__remove" ' +
          'tabindex="-1">' +
            '<span aria-hidden="true">&times;</span>' +
          '</button>' +
          '<span class="select2-selection__choice__display"></span>' +
        '</li>'
      );
  
      return $container;
    };
  
    MultipleSelection.prototype.update = function (data) {
      this.clear();
  
      if (data.length === 0) {
        return;
      }
  
      var $selections = [];
  
      var selectionIdPrefix = this.$selection.find('.select2-selection__rendered')
        .attr('id') + '-choice-';
  
      for (var d = 0; d < data.length; d++) {
        var selection = data[d];
  
        var $selection = this.selectionContainer();
        var formatted = this.display(selection, $selection);
  
        var selectionId = selectionIdPrefix + Utils.generateChars(4) + '-';
  
        if (selection.id) {
          selectionId += selection.id;
        } else {
          selectionId += Utils.generateChars(4);
        }
  
        $selection.find('.select2-selection__choice__display')
          .append(formatted)
          .attr('id', selectionId);
  
        var title = selection.title || selection.text;
  
        if (title) {
          $selection.attr('title', title);
        }
  
        var removeItem = this.options.get('translations').get('removeItem');
  
        var $remove = $selection.find('.select2-selection__choice__remove');
  
        $remove.attr('title', removeItem());
        $remove.attr('aria-label', removeItem());
        $remove.attr('aria-describedby', selectionId);
  
        Utils.StoreData($selection[0], 'data', selection);
  
        $selections.push($selection);
      }
  
      var $rendered = this.$selection.find('.select2-selection__rendered');
  
      $rendered.append($selections);
    };
  
    return MultipleSelection;
  });
  
  S2.define('select2/selection/placeholder',[
  
  ], function () {
    function Placeholder (decorated, $element, options) {
      this.placeholder = this.normalizePlaceholder(options.get('placeholder'));
  
      decorated.call(this, $element, options);
    }
  
    Placeholder.prototype.normalizePlaceholder = function (_, placeholder) {
      if (typeof placeholder === 'string') {
        placeholder = {
          id: '',
          text: placeholder
        };
      }
  
      return placeholder;
    };
  
    Placeholder.prototype.createPlaceholder = function (decorated, placeholder) {
      var $placeholder = this.selectionContainer();
  
      $placeholder.html(this.display(placeholder));
      $placeholder[0].classList.add('select2-selection__placeholder');
      $placeholder[0].classList.remove('select2-selection__choice');
  
      var placeholderTitle = placeholder.title ||
        placeholder.text ||
        $placeholder.text();
  
      this.$selection.find('.select2-selection__rendered').attr(
        'title',
        placeholderTitle
      );
  
      return $placeholder;
    };
  
    Placeholder.prototype.update = function (decorated, data) {
      var singlePlaceholder = (
        data.length == 1 && data[0].id != this.placeholder.id
      );
      var multipleSelections = data.length > 1;
  
      if (multipleSelections || singlePlaceholder) {
        return decorated.call(this, data);
      }
  
      this.clear();
  
      var $placeholder = this.createPlaceholder(this.placeholder);
  
      this.$selection.find('.select2-selection__rendered').append($placeholder);
    };
  
    return Placeholder;
  });
  
  S2.define('select2/selection/allowClear',[
    'jquery',
    '../keys',
    '../utils'
  ], function ($, KEYS, Utils) {
    function AllowClear () { }
  
    AllowClear.prototype.bind = function (decorated, container, $container) {
      var self = this;
  
      decorated.call(this, container, $container);
  
      if (this.placeholder == null) {
        if (this.options.get('debug') && window.console && console.error) {
          console.error(
            'Select2: The `allowClear` option should be used in combination ' +
            'with the `placeholder` option.'
          );
        }
      }
  
      this.$selection.on('mousedown', '.select2-selection__clear',
        function (evt) {
          self._handleClear(evt);
      });
  
      container.on('keypress', function (evt) {
        self._handleKeyboardClear(evt, container);
      });
    };
  
    AllowClear.prototype._handleClear = function (_, evt) {
      // Ignore the event if it is disabled
      if (this.isDisabled()) {
        return;
      }
  
      var $clear = this.$selection.find('.select2-selection__clear');
  
      // Ignore the event if nothing has been selected
      if ($clear.length === 0) {
        return;
      }
  
      evt.stopPropagation();
  
      var data = Utils.GetData($clear[0], 'data');
  
      var previousVal = this.$element.val();
      this.$element.val(this.placeholder.id);
  
      var unselectData = {
        data: data
      };
      this.trigger('clear', unselectData);
      if (unselectData.prevented) {
        this.$element.val(previousVal);
        return;
      }
  
      for (var d = 0; d < data.length; d++) {
        unselectData = {
          data: data[d]
        };
  
        // Trigger the `unselect` event, so people can prevent it from being
        // cleared.
        this.trigger('unselect', unselectData);
  
        // If the event was prevented, don't clear it out.
        if (unselectData.prevented) {
          this.$element.val(previousVal);
          return;
        }
      }
  
      this.$element.trigger('input').trigger('change');
  
      this.trigger('toggle', {});
    };
  
    AllowClear.prototype._handleKeyboardClear = function (_, evt, container) {
      if (container.isOpen()) {
        return;
      }
  
      if (evt.which == KEYS.DELETE || evt.which == KEYS.BACKSPACE) {
        this._handleClear(evt);
      }
    };
  
    AllowClear.prototype.update = function (decorated, data) {
      decorated.call(this, data);
  
      this.$selection.find('.select2-selection__clear').remove();
      this.$selection[0].classList.remove('select2-selection--clearable');
  
      if (this.$selection.find('.select2-selection__placeholder').length > 0 ||
          data.length === 0) {
        return;
      }
  
      var selectionId = this.$selection.find('.select2-selection__rendered')
        .attr('id');
  
      var removeAll = this.options.get('translations').get('removeAllItems');
  
      var $remove = $(
        '<button type="button" class="select2-selection__clear" tabindex="-1">' +
          '<span aria-hidden="true">&times;</span>' +
        '</button>'
      );
      $remove.attr('title', removeAll());
      $remove.attr('aria-label', removeAll());
      $remove.attr('aria-describedby', selectionId);
      Utils.StoreData($remove[0], 'data', data);
  
      this.$selection.prepend($remove);
      this.$selection[0].classList.add('select2-selection--clearable');
    };
  
    return AllowClear;
  });
  
  S2.define('select2/selection/search',[
    'jquery',
    '../utils',
    '../keys'
  ], function ($, Utils, KEYS) {
    function Search (decorated, $element, options) {
      decorated.call(this, $element, options);
    }
  
    Search.prototype.render = function (decorated) {
      var searchLabel = this.options.get('translations').get('search');
      var $search = $(
        '<span class="select2-search select2-search--inline">' +
          '<textarea class="select2-search__field"'+
          ' type="search" tabindex="-1"' +
          ' autocorrect="off" autocapitalize="none"' +
          ' spellcheck="false" role="searchbox" aria-autocomplete="list" >' +
          '</textarea>' +
        '</span>'
      );
  
      this.$searchContainer = $search;
      this.$search = $search.find('textarea');
  
      this.$search.prop('autocomplete', this.options.get('autocomplete'));
      this.$search.attr('aria-label', searchLabel());
  
      var $rendered = decorated.call(this);
  
      this._transferTabIndex();
      $rendered.append(this.$searchContainer);
  
      return $rendered;
    };
  
    Search.prototype.bind = function (decorated, container, $container) {
      var self = this;
  
      var resultsId = container.id + '-results';
      var selectionId = container.id + '-container';
  
      decorated.call(this, container, $container);
  
      self.$search.attr('aria-describedby', selectionId);
  
      container.on('open', function () {
        self.$search.attr('aria-controls', resultsId);
        self.$search.trigger('focus');
      });
  
      container.on('close', function () {
        self.$search.val('');
        self.resizeSearch();
        self.$search.removeAttr('aria-controls');
        self.$search.removeAttr('aria-activedescendant');
        self.$search.trigger('focus');
      });
  
      container.on('enable', function () {
        self.$search.prop('disabled', false);
  
        self._transferTabIndex();
      });
  
      container.on('disable', function () {
        self.$search.prop('disabled', true);
      });
  
      container.on('focus', function (evt) {
        self.$search.trigger('focus');
      });
  
      container.on('results:focus', function (params) {
        if (params.data._resultId) {
          self.$search.attr('aria-activedescendant', params.data._resultId);
        } else {
          self.$search.removeAttr('aria-activedescendant');
        }
      });
  
      this.$selection.on('focusin', '.select2-search--inline', function (evt) {
        self.trigger('focus', evt);
      });
  
      this.$selection.on('focusout', '.select2-search--inline', function (evt) {
        self._handleBlur(evt);
      });
  
      this.$selection.on('keydown', '.select2-search--inline', function (evt) {
        evt.stopPropagation();
  
        self.trigger('keypress', evt);
  
        self._keyUpPrevented = evt.isDefaultPrevented();
  
        var key = evt.which;
  
        if (key === KEYS.BACKSPACE && self.$search.val() === '') {
          var $previousChoice = self.$selection
            .find('.select2-selection__choice').last();
  
          if ($previousChoice.length > 0) {
            var item = Utils.GetData($previousChoice[0], 'data');
  
            self.searchRemoveChoice(item);
  
            evt.preventDefault();
          }
        }
      });
  
      this.$selection.on('click', '.select2-search--inline', function (evt) {
        if (self.$search.val()) {
          evt.stopPropagation();
        }
      });
  
      // Try to detect the IE version should the `documentMode` property that
      // is stored on the document. This is only implemented in IE and is
      // slightly cleaner than doing a user agent check.
      // This property is not available in Edge, but Edge also doesn't have
      // this bug.
      var msie = document.documentMode;
      var disableInputEvents = msie && msie <= 11;
  
      // Workaround for browsers which do not support the `input` event
      // This will prevent double-triggering of events for browsers which support
      // both the `keyup` and `input` events.
      this.$selection.on(
        'input.searchcheck',
        '.select2-search--inline',
        function (evt) {
          // IE will trigger the `input` event when a placeholder is used on a
          // search box. To get around this issue, we are forced to ignore all
          // `input` events in IE and keep using `keyup`.
          if (disableInputEvents) {
            self.$selection.off('input.search input.searchcheck');
            return;
          }
  
          // Unbind the duplicated `keyup` event
          self.$selection.off('keyup.search');
        }
      );
  
      this.$selection.on(
        'keyup.search input.search',
        '.select2-search--inline',
        function (evt) {
          // IE will trigger the `input` event when a placeholder is used on a
          // search box. To get around this issue, we are forced to ignore all
          // `input` events in IE and keep using `keyup`.
          if (disableInputEvents && evt.type === 'input') {
            self.$selection.off('input.search input.searchcheck');
            return;
          }
  
          var key = evt.which;
  
          // We can freely ignore events from modifier keys
          if (key == KEYS.SHIFT || key == KEYS.CTRL || key == KEYS.ALT) {
            return;
          }
  
          // Tabbing will be handled during the `keydown` phase
          if (key == KEYS.TAB) {
            return;
          }
  
          self.handleSearch(evt);
        }
      );
    };
  
    /**
     * This method will transfer the tabindex attribute from the rendered
     * selection to the search box. This allows for the search box to be used as
     * the primary focus instead of the selection container.
     *
     * @private
     */
    Search.prototype._transferTabIndex = function (decorated) {
      this.$search.attr('tabindex', this.$selection.attr('tabindex'));
      this.$selection.attr('tabindex', '-1');
    };
  
    Search.prototype.createPlaceholder = function (decorated, placeholder) {
      this.$search.attr('placeholder', placeholder.text);
    };
  
    Search.prototype.update = function (decorated, data) {
      var searchHadFocus = this.$search[0] == document.activeElement;
  
      this.$search.attr('placeholder', '');
  
      decorated.call(this, data);
  
      this.resizeSearch();
      if (searchHadFocus) {
        this.$search.trigger('focus');
      }
    };
  
    Search.prototype.handleSearch = function () {
      this.resizeSearch();
  
      if (!this._keyUpPrevented) {
        var input = this.$search.val();
  
        this.trigger('query', {
          term: input
        });
      }
  
      this._keyUpPrevented = false;
    };
  
    Search.prototype.searchRemoveChoice = function (decorated, item) {
      this.trigger('unselect', {
        data: item
      });
  
      this.$search.val(item.text);
      this.handleSearch();
    };
  
    Search.prototype.resizeSearch = function () {
      this.$search.css('width', '25px');
  
      var width = '100%';
  
      if (this.$search.attr('placeholder') === '') {
        var minimumWidth = this.$search.val().length + 1;
  
        width = (minimumWidth * 0.75) + 'em';
      }
  
      this.$search.css('width', width);
    };
  
    return Search;
  });
  
  S2.define('select2/selection/selectionCss',[
    '../utils'
  ], function (Utils) {
    function SelectionCSS () { }
  
    SelectionCSS.prototype.render = function (decorated) {
      var $selection = decorated.call(this);
  
      var selectionCssClass = this.options.get('selectionCssClass') || '';
  
      if (selectionCssClass.indexOf(':all:') !== -1) {
        selectionCssClass = selectionCssClass.replace(':all:', '');
  
        Utils.copyNonInternalCssClasses($selection[0], this.$element[0]);
      }
  
      $selection.addClass(selectionCssClass);
  
      return $selection;
    };
  
    return SelectionCSS;
  });
  
  S2.define('select2/selection/eventRelay',[
    'jquery'
  ], function ($) {
    function EventRelay () { }
  
    EventRelay.prototype.bind = function (decorated, container, $container) {
      var self = this;
      var relayEvents = [
        'open', 'opening',
        'close', 'closing',
        'select', 'selecting',
        'unselect', 'unselecting',
        'clear', 'clearing'
      ];
  
      var preventableEvents = [
        'opening', 'closing', 'selecting', 'unselecting', 'clearing'
      ];
  
      decorated.call(this, container, $container);
  
      container.on('*', function (name, params) {
        // Ignore events that should not be relayed
        if (relayEvents.indexOf(name) === -1) {
          return;
        }
  
        // The parameters should always be an object
        params = params || {};
  
        // Generate the jQuery event for the Select2 event
        var evt = $.Event('select2:' + name, {
          params: params
        });
  
        self.$element.trigger(evt);
  
        // Only handle preventable events if it was one
        if (preventableEvents.indexOf(name) === -1) {
          return;
        }
  
        params.prevented = evt.isDefaultPrevented();
      });
    };
  
    return EventRelay;
  });
  
  S2.define('select2/translation',[
    'jquery',
    'require'
  ], function ($, require) {
    function Translation (dict) {
      this.dict = dict || {};
    }
  
    Translation.prototype.all = function () {
      return this.dict;
    };
  
    Translation.prototype.get = function (key) {
      return this.dict[key];
    };
  
    Translation.prototype.extend = function (translation) {
      this.dict = $.extend({}, translation.all(), this.dict);
    };
  
    // Static functions
  
    Translation._cache = {};
  
    Translation.loadPath = function (path) {
      if (!(path in Translation._cache)) {
        var translations = require(path);
  
        Translation._cache[path] = translations;
      }
  
      return new Translation(Translation._cache[path]);
    };
  
    return Translation;
  });
  
  S2.define('select2/diacritics',[
  
  ], function () {
    var diacritics = {
      '\u24B6': 'A',
      '\uFF21': 'A',
      '\u00C0': 'A',
      '\u00C1': 'A',
      '\u00C2': 'A',
      '\u1EA6': 'A',
      '\u1EA4': 'A',
      '\u1EAA': 'A',
      '\u1EA8': 'A',
      '\u00C3': 'A',
      '\u0100': 'A',
      '\u0102': 'A',
      '\u1EB0': 'A',
      '\u1EAE': 'A',
      '\u1EB4': 'A',
      '\u1EB2': 'A',
      '\u0226': 'A',
      '\u01E0': 'A',
      '\u00C4': 'A',
      '\u01DE': 'A',
      '\u1EA2': 'A',
      '\u00C5': 'A',
      '\u01FA': 'A',
      '\u01CD': 'A',
      '\u0200': 'A',
      '\u0202': 'A',
      '\u1EA0': 'A',
      '\u1EAC': 'A',
      '\u1EB6': 'A',
      '\u1E00': 'A',
      '\u0104': 'A',
      '\u023A': 'A',
      '\u2C6F': 'A',
      '\uA732': 'AA',
      '\u00C6': 'AE',
      '\u01FC': 'AE',
      '\u01E2': 'AE',
      '\uA734': 'AO',
      '\uA736': 'AU',
      '\uA738': 'AV',
      '\uA73A': 'AV',
      '\uA73C': 'AY',
      '\u24B7': 'B',
      '\uFF22': 'B',
      '\u1E02': 'B',
      '\u1E04': 'B',
      '\u1E06': 'B',
      '\u0243': 'B',
      '\u0182': 'B',
      '\u0181': 'B',
      '\u24B8': 'C',
      '\uFF23': 'C',
      '\u0106': 'C',
      '\u0108': 'C',
      '\u010A': 'C',
      '\u010C': 'C',
      '\u00C7': 'C',
      '\u1E08': 'C',
      '\u0187': 'C',
      '\u023B': 'C',
      '\uA73E': 'C',
      '\u24B9': 'D',
      '\uFF24': 'D',
      '\u1E0A': 'D',
      '\u010E': 'D',
      '\u1E0C': 'D',
      '\u1E10': 'D',
      '\u1E12': 'D',
      '\u1E0E': 'D',
      '\u0110': 'D',
      '\u018B': 'D',
      '\u018A': 'D',
      '\u0189': 'D',
      '\uA779': 'D',
      '\u01F1': 'DZ',
      '\u01C4': 'DZ',
      '\u01F2': 'Dz',
      '\u01C5': 'Dz',
      '\u24BA': 'E',
      '\uFF25': 'E',
      '\u00C8': 'E',
      '\u00C9': 'E',
      '\u00CA': 'E',
      '\u1EC0': 'E',
      '\u1EBE': 'E',
      '\u1EC4': 'E',
      '\u1EC2': 'E',
      '\u1EBC': 'E',
      '\u0112': 'E',
      '\u1E14': 'E',
      '\u1E16': 'E',
      '\u0114': 'E',
      '\u0116': 'E',
      '\u00CB': 'E',
      '\u1EBA': 'E',
      '\u011A': 'E',
      '\u0204': 'E',
      '\u0206': 'E',
      '\u1EB8': 'E',
      '\u1EC6': 'E',
      '\u0228': 'E',
      '\u1E1C': 'E',
      '\u0118': 'E',
      '\u1E18': 'E',
      '\u1E1A': 'E',
      '\u0190': 'E',
      '\u018E': 'E',
      '\u24BB': 'F',
      '\uFF26': 'F',
      '\u1E1E': 'F',
      '\u0191': 'F',
      '\uA77B': 'F',
      '\u24BC': 'G',
      '\uFF27': 'G',
      '\u01F4': 'G',
      '\u011C': 'G',
      '\u1E20': 'G',
      '\u011E': 'G',
      '\u0120': 'G',
      '\u01E6': 'G',
      '\u0122': 'G',
      '\u01E4': 'G',
      '\u0193': 'G',
      '\uA7A0': 'G',
      '\uA77D': 'G',
      '\uA77E': 'G',
      '\u24BD': 'H',
      '\uFF28': 'H',
      '\u0124': 'H',
      '\u1E22': 'H',
      '\u1E26': 'H',
      '\u021E': 'H',
      '\u1E24': 'H',
      '\u1E28': 'H',
      '\u1E2A': 'H',
      '\u0126': 'H',
      '\u2C67': 'H',
      '\u2C75': 'H',
      '\uA78D': 'H',
      '\u24BE': 'I',
      '\uFF29': 'I',
      '\u00CC': 'I',
      '\u00CD': 'I',
      '\u00CE': 'I',
      '\u0128': 'I',
      '\u012A': 'I',
      '\u012C': 'I',
      '\u0130': 'I',
      '\u00CF': 'I',
      '\u1E2E': 'I',
      '\u1EC8': 'I',
      '\u01CF': 'I',
      '\u0208': 'I',
      '\u020A': 'I',
      '\u1ECA': 'I',
      '\u012E': 'I',
      '\u1E2C': 'I',
      '\u0197': 'I',
      '\u24BF': 'J',
      '\uFF2A': 'J',
      '\u0134': 'J',
      '\u0248': 'J',
      '\u24C0': 'K',
      '\uFF2B': 'K',
      '\u1E30': 'K',
      '\u01E8': 'K',
      '\u1E32': 'K',
      '\u0136': 'K',
      '\u1E34': 'K',
      '\u0198': 'K',
      '\u2C69': 'K',
      '\uA740': 'K',
      '\uA742': 'K',
      '\uA744': 'K',
      '\uA7A2': 'K',
      '\u24C1': 'L',
      '\uFF2C': 'L',
      '\u013F': 'L',
      '\u0139': 'L',
      '\u013D': 'L',
      '\u1E36': 'L',
      '\u1E38': 'L',
      '\u013B': 'L',
      '\u1E3C': 'L',
      '\u1E3A': 'L',
      '\u0141': 'L',
      '\u023D': 'L',
      '\u2C62': 'L',
      '\u2C60': 'L',
      '\uA748': 'L',
      '\uA746': 'L',
      '\uA780': 'L',
      '\u01C7': 'LJ',
      '\u01C8': 'Lj',
      '\u24C2': 'M',
      '\uFF2D': 'M',
      '\u1E3E': 'M',
      '\u1E40': 'M',
      '\u1E42': 'M',
      '\u2C6E': 'M',
      '\u019C': 'M',
      '\u24C3': 'N',
      '\uFF2E': 'N',
      '\u01F8': 'N',
      '\u0143': 'N',
      '\u00D1': 'N',
      '\u1E44': 'N',
      '\u0147': 'N',
      '\u1E46': 'N',
      '\u0145': 'N',
      '\u1E4A': 'N',
      '\u1E48': 'N',
      '\u0220': 'N',
      '\u019D': 'N',
      '\uA790': 'N',
      '\uA7A4': 'N',
      '\u01CA': 'NJ',
      '\u01CB': 'Nj',
      '\u24C4': 'O',
      '\uFF2F': 'O',
      '\u00D2': 'O',
      '\u00D3': 'O',
      '\u00D4': 'O',
      '\u1ED2': 'O',
      '\u1ED0': 'O',
      '\u1ED6': 'O',
      '\u1ED4': 'O',
      '\u00D5': 'O',
      '\u1E4C': 'O',
      '\u022C': 'O',
      '\u1E4E': 'O',
      '\u014C': 'O',
      '\u1E50': 'O',
      '\u1E52': 'O',
      '\u014E': 'O',
      '\u022E': 'O',
      '\u0230': 'O',
      '\u00D6': 'O',
      '\u022A': 'O',
      '\u1ECE': 'O',
      '\u0150': 'O',
      '\u01D1': 'O',
      '\u020C': 'O',
      '\u020E': 'O',
      '\u01A0': 'O',
      '\u1EDC': 'O',
      '\u1EDA': 'O',
      '\u1EE0': 'O',
      '\u1EDE': 'O',
      '\u1EE2': 'O',
      '\u1ECC': 'O',
      '\u1ED8': 'O',
      '\u01EA': 'O',
      '\u01EC': 'O',
      '\u00D8': 'O',
      '\u01FE': 'O',
      '\u0186': 'O',
      '\u019F': 'O',
      '\uA74A': 'O',
      '\uA74C': 'O',
      '\u0152': 'OE',
      '\u01A2': 'OI',
      '\uA74E': 'OO',
      '\u0222': 'OU',
      '\u24C5': 'P',
      '\uFF30': 'P',
      '\u1E54': 'P',
      '\u1E56': 'P',
      '\u01A4': 'P',
      '\u2C63': 'P',
      '\uA750': 'P',
      '\uA752': 'P',
      '\uA754': 'P',
      '\u24C6': 'Q',
      '\uFF31': 'Q',
      '\uA756': 'Q',
      '\uA758': 'Q',
      '\u024A': 'Q',
      '\u24C7': 'R',
      '\uFF32': 'R',
      '\u0154': 'R',
      '\u1E58': 'R',
      '\u0158': 'R',
      '\u0210': 'R',
      '\u0212': 'R',
      '\u1E5A': 'R',
      '\u1E5C': 'R',
      '\u0156': 'R',
      '\u1E5E': 'R',
      '\u024C': 'R',
      '\u2C64': 'R',
      '\uA75A': 'R',
      '\uA7A6': 'R',
      '\uA782': 'R',
      '\u24C8': 'S',
      '\uFF33': 'S',
      '\u1E9E': 'S',
      '\u015A': 'S',
      '\u1E64': 'S',
      '\u015C': 'S',
      '\u1E60': 'S',
      '\u0160': 'S',
      '\u1E66': 'S',
      '\u1E62': 'S',
      '\u1E68': 'S',
      '\u0218': 'S',
      '\u015E': 'S',
      '\u2C7E': 'S',
      '\uA7A8': 'S',
      '\uA784': 'S',
      '\u24C9': 'T',
      '\uFF34': 'T',
      '\u1E6A': 'T',
      '\u0164': 'T',
      '\u1E6C': 'T',
      '\u021A': 'T',
      '\u0162': 'T',
      '\u1E70': 'T',
      '\u1E6E': 'T',
      '\u0166': 'T',
      '\u01AC': 'T',
      '\u01AE': 'T',
      '\u023E': 'T',
      '\uA786': 'T',
      '\uA728': 'TZ',
      '\u24CA': 'U',
      '\uFF35': 'U',
      '\u00D9': 'U',
      '\u00DA': 'U',
      '\u00DB': 'U',
      '\u0168': 'U',
      '\u1E78': 'U',
      '\u016A': 'U',
      '\u1E7A': 'U',
      '\u016C': 'U',
      '\u00DC': 'U',
      '\u01DB': 'U',
      '\u01D7': 'U',
      '\u01D5': 'U',
      '\u01D9': 'U',
      '\u1EE6': 'U',
      '\u016E': 'U',
      '\u0170': 'U',
      '\u01D3': 'U',
      '\u0214': 'U',
      '\u0216': 'U',
      '\u01AF': 'U',
      '\u1EEA': 'U',
      '\u1EE8': 'U',
      '\u1EEE': 'U',
      '\u1EEC': 'U',
      '\u1EF0': 'U',
      '\u1EE4': 'U',
      '\u1E72': 'U',
      '\u0172': 'U',
      '\u1E76': 'U',
      '\u1E74': 'U',
      '\u0244': 'U',
      '\u24CB': 'V',
      '\uFF36': 'V',
      '\u1E7C': 'V',
      '\u1E7E': 'V',
      '\u01B2': 'V',
      '\uA75E': 'V',
      '\u0245': 'V',
      '\uA760': 'VY',
      '\u24CC': 'W',
      '\uFF37': 'W',
      '\u1E80': 'W',
      '\u1E82': 'W',
      '\u0174': 'W',
      '\u1E86': 'W',
      '\u1E84': 'W',
      '\u1E88': 'W',
      '\u2C72': 'W',
      '\u24CD': 'X',
      '\uFF38': 'X',
      '\u1E8A': 'X',
      '\u1E8C': 'X',
      '\u24CE': 'Y',
      '\uFF39': 'Y',
      '\u1EF2': 'Y',
      '\u00DD': 'Y',
      '\u0176': 'Y',
      '\u1EF8': 'Y',
      '\u0232': 'Y',
      '\u1E8E': 'Y',
      '\u0178': 'Y',
      '\u1EF6': 'Y',
      '\u1EF4': 'Y',
      '\u01B3': 'Y',
      '\u024E': 'Y',
      '\u1EFE': 'Y',
      '\u24CF': 'Z',
      '\uFF3A': 'Z',
      '\u0179': 'Z',
      '\u1E90': 'Z',
      '\u017B': 'Z',
      '\u017D': 'Z',
      '\u1E92': 'Z',
      '\u1E94': 'Z',
      '\u01B5': 'Z',
      '\u0224': 'Z',
      '\u2C7F': 'Z',
      '\u2C6B': 'Z',
      '\uA762': 'Z',
      '\u24D0': 'a',
      '\uFF41': 'a',
      '\u1E9A': 'a',
      '\u00E0': 'a',
      '\u00E1': 'a',
      '\u00E2': 'a',
      '\u1EA7': 'a',
      '\u1EA5': 'a',
      '\u1EAB': 'a',
      '\u1EA9': 'a',
      '\u00E3': 'a',
      '\u0101': 'a',
      '\u0103': 'a',
      '\u1EB1': 'a',
      '\u1EAF': 'a',
      '\u1EB5': 'a',
      '\u1EB3': 'a',
      '\u0227': 'a',
      '\u01E1': 'a',
      '\u00E4': 'a',
      '\u01DF': 'a',
      '\u1EA3': 'a',
      '\u00E5': 'a',
      '\u01FB': 'a',
      '\u01CE': 'a',
      '\u0201': 'a',
      '\u0203': 'a',
      '\u1EA1': 'a',
      '\u1EAD': 'a',
      '\u1EB7': 'a',
      '\u1E01': 'a',
      '\u0105': 'a',
      '\u2C65': 'a',
      '\u0250': 'a',
      '\uA733': 'aa',
      '\u00E6': 'ae',
      '\u01FD': 'ae',
      '\u01E3': 'ae',
      '\uA735': 'ao',
      '\uA737': 'au',
      '\uA739': 'av',
      '\uA73B': 'av',
      '\uA73D': 'ay',
      '\u24D1': 'b',
      '\uFF42': 'b',
      '\u1E03': 'b',
      '\u1E05': 'b',
      '\u1E07': 'b',
      '\u0180': 'b',
      '\u0183': 'b',
      '\u0253': 'b',
      '\u24D2': 'c',
      '\uFF43': 'c',
      '\u0107': 'c',
      '\u0109': 'c',
      '\u010B': 'c',
      '\u010D': 'c',
      '\u00E7': 'c',
      '\u1E09': 'c',
      '\u0188': 'c',
      '\u023C': 'c',
      '\uA73F': 'c',
      '\u2184': 'c',
      '\u24D3': 'd',
      '\uFF44': 'd',
      '\u1E0B': 'd',
      '\u010F': 'd',
      '\u1E0D': 'd',
      '\u1E11': 'd',
      '\u1E13': 'd',
      '\u1E0F': 'd',
      '\u0111': 'd',
      '\u018C': 'd',
      '\u0256': 'd',
      '\u0257': 'd',
      '\uA77A': 'd',
      '\u01F3': 'dz',
      '\u01C6': 'dz',
      '\u24D4': 'e',
      '\uFF45': 'e',
      '\u00E8': 'e',
      '\u00E9': 'e',
      '\u00EA': 'e',
      '\u1EC1': 'e',
      '\u1EBF': 'e',
      '\u1EC5': 'e',
      '\u1EC3': 'e',
      '\u1EBD': 'e',
      '\u0113': 'e',
      '\u1E15': 'e',
      '\u1E17': 'e',
      '\u0115': 'e',
      '\u0117': 'e',
      '\u00EB': 'e',
      '\u1EBB': 'e',
      '\u011B': 'e',
      '\u0205': 'e',
      '\u0207': 'e',
      '\u1EB9': 'e',
      '\u1EC7': 'e',
      '\u0229': 'e',
      '\u1E1D': 'e',
      '\u0119': 'e',
      '\u1E19': 'e',
      '\u1E1B': 'e',
      '\u0247': 'e',
      '\u025B': 'e',
      '\u01DD': 'e',
      '\u24D5': 'f',
      '\uFF46': 'f',
      '\u1E1F': 'f',
      '\u0192': 'f',
      '\uA77C': 'f',
      '\u24D6': 'g',
      '\uFF47': 'g',
      '\u01F5': 'g',
      '\u011D': 'g',
      '\u1E21': 'g',
      '\u011F': 'g',
      '\u0121': 'g',
      '\u01E7': 'g',
      '\u0123': 'g',
      '\u01E5': 'g',
      '\u0260': 'g',
      '\uA7A1': 'g',
      '\u1D79': 'g',
      '\uA77F': 'g',
      '\u24D7': 'h',
      '\uFF48': 'h',
      '\u0125': 'h',
      '\u1E23': 'h',
      '\u1E27': 'h',
      '\u021F': 'h',
      '\u1E25': 'h',
      '\u1E29': 'h',
      '\u1E2B': 'h',
      '\u1E96': 'h',
      '\u0127': 'h',
      '\u2C68': 'h',
      '\u2C76': 'h',
      '\u0265': 'h',
      '\u0195': 'hv',
      '\u24D8': 'i',
      '\uFF49': 'i',
      '\u00EC': 'i',
      '\u00ED': 'i',
      '\u00EE': 'i',
      '\u0129': 'i',
      '\u012B': 'i',
      '\u012D': 'i',
      '\u00EF': 'i',
      '\u1E2F': 'i',
      '\u1EC9': 'i',
      '\u01D0': 'i',
      '\u0209': 'i',
      '\u020B': 'i',
      '\u1ECB': 'i',
      '\u012F': 'i',
      '\u1E2D': 'i',
      '\u0268': 'i',
      '\u0131': 'i',
      '\u24D9': 'j',
      '\uFF4A': 'j',
      '\u0135': 'j',
      '\u01F0': 'j',
      '\u0249': 'j',
      '\u24DA': 'k',
      '\uFF4B': 'k',
      '\u1E31': 'k',
      '\u01E9': 'k',
      '\u1E33': 'k',
      '\u0137': 'k',
      '\u1E35': 'k',
      '\u0199': 'k',
      '\u2C6A': 'k',
      '\uA741': 'k',
      '\uA743': 'k',
      '\uA745': 'k',
      '\uA7A3': 'k',
      '\u24DB': 'l',
      '\uFF4C': 'l',
      '\u0140': 'l',
      '\u013A': 'l',
      '\u013E': 'l',
      '\u1E37': 'l',
      '\u1E39': 'l',
      '\u013C': 'l',
      '\u1E3D': 'l',
      '\u1E3B': 'l',
      '\u017F': 'l',
      '\u0142': 'l',
      '\u019A': 'l',
      '\u026B': 'l',
      '\u2C61': 'l',
      '\uA749': 'l',
      '\uA781': 'l',
      '\uA747': 'l',
      '\u01C9': 'lj',
      '\u24DC': 'm',
      '\uFF4D': 'm',
      '\u1E3F': 'm',
      '\u1E41': 'm',
      '\u1E43': 'm',
      '\u0271': 'm',
      '\u026F': 'm',
      '\u24DD': 'n',
      '\uFF4E': 'n',
      '\u01F9': 'n',
      '\u0144': 'n',
      '\u00F1': 'n',
      '\u1E45': 'n',
      '\u0148': 'n',
      '\u1E47': 'n',
      '\u0146': 'n',
      '\u1E4B': 'n',
      '\u1E49': 'n',
      '\u019E': 'n',
      '\u0272': 'n',
      '\u0149': 'n',
      '\uA791': 'n',
      '\uA7A5': 'n',
      '\u01CC': 'nj',
      '\u24DE': 'o',
      '\uFF4F': 'o',
      '\u00F2': 'o',
      '\u00F3': 'o',
      '\u00F4': 'o',
      '\u1ED3': 'o',
      '\u1ED1': 'o',
      '\u1ED7': 'o',
      '\u1ED5': 'o',
      '\u00F5': 'o',
      '\u1E4D': 'o',
      '\u022D': 'o',
      '\u1E4F': 'o',
      '\u014D': 'o',
      '\u1E51': 'o',
      '\u1E53': 'o',
      '\u014F': 'o',
      '\u022F': 'o',
      '\u0231': 'o',
      '\u00F6': 'o',
      '\u022B': 'o',
      '\u1ECF': 'o',
      '\u0151': 'o',
      '\u01D2': 'o',
      '\u020D': 'o',
      '\u020F': 'o',
      '\u01A1': 'o',
      '\u1EDD': 'o',
      '\u1EDB': 'o',
      '\u1EE1': 'o',
      '\u1EDF': 'o',
      '\u1EE3': 'o',
      '\u1ECD': 'o',
      '\u1ED9': 'o',
      '\u01EB': 'o',
      '\u01ED': 'o',
      '\u00F8': 'o',
      '\u01FF': 'o',
      '\u0254': 'o',
      '\uA74B': 'o',
      '\uA74D': 'o',
      '\u0275': 'o',
      '\u0153': 'oe',
      '\u01A3': 'oi',
      '\u0223': 'ou',
      '\uA74F': 'oo',
      '\u24DF': 'p',
      '\uFF50': 'p',
      '\u1E55': 'p',
      '\u1E57': 'p',
      '\u01A5': 'p',
      '\u1D7D': 'p',
      '\uA751': 'p',
      '\uA753': 'p',
      '\uA755': 'p',
      '\u24E0': 'q',
      '\uFF51': 'q',
      '\u024B': 'q',
      '\uA757': 'q',
      '\uA759': 'q',
      '\u24E1': 'r',
      '\uFF52': 'r',
      '\u0155': 'r',
      '\u1E59': 'r',
      '\u0159': 'r',
      '\u0211': 'r',
      '\u0213': 'r',
      '\u1E5B': 'r',
      '\u1E5D': 'r',
      '\u0157': 'r',
      '\u1E5F': 'r',
      '\u024D': 'r',
      '\u027D': 'r',
      '\uA75B': 'r',
      '\uA7A7': 'r',
      '\uA783': 'r',
      '\u24E2': 's',
      '\uFF53': 's',
      '\u00DF': 's',
      '\u015B': 's',
      '\u1E65': 's',
      '\u015D': 's',
      '\u1E61': 's',
      '\u0161': 's',
      '\u1E67': 's',
      '\u1E63': 's',
      '\u1E69': 's',
      '\u0219': 's',
      '\u015F': 's',
      '\u023F': 's',
      '\uA7A9': 's',
      '\uA785': 's',
      '\u1E9B': 's',
      '\u24E3': 't',
      '\uFF54': 't',
      '\u1E6B': 't',
      '\u1E97': 't',
      '\u0165': 't',
      '\u1E6D': 't',
      '\u021B': 't',
      '\u0163': 't',
      '\u1E71': 't',
      '\u1E6F': 't',
      '\u0167': 't',
      '\u01AD': 't',
      '\u0288': 't',
      '\u2C66': 't',
      '\uA787': 't',
      '\uA729': 'tz',
      '\u24E4': 'u',
      '\uFF55': 'u',
      '\u00F9': 'u',
      '\u00FA': 'u',
      '\u00FB': 'u',
      '\u0169': 'u',
      '\u1E79': 'u',
      '\u016B': 'u',
      '\u1E7B': 'u',
      '\u016D': 'u',
      '\u00FC': 'u',
      '\u01DC': 'u',
      '\u01D8': 'u',
      '\u01D6': 'u',
      '\u01DA': 'u',
      '\u1EE7': 'u',
      '\u016F': 'u',
      '\u0171': 'u',
      '\u01D4': 'u',
      '\u0215': 'u',
      '\u0217': 'u',
      '\u01B0': 'u',
      '\u1EEB': 'u',
      '\u1EE9': 'u',
      '\u1EEF': 'u',
      '\u1EED': 'u',
      '\u1EF1': 'u',
      '\u1EE5': 'u',
      '\u1E73': 'u',
      '\u0173': 'u',
      '\u1E77': 'u',
      '\u1E75': 'u',
      '\u0289': 'u',
      '\u24E5': 'v',
      '\uFF56': 'v',
      '\u1E7D': 'v',
      '\u1E7F': 'v',
      '\u028B': 'v',
      '\uA75F': 'v',
      '\u028C': 'v',
      '\uA761': 'vy',
      '\u24E6': 'w',
      '\uFF57': 'w',
      '\u1E81': 'w',
      '\u1E83': 'w',
      '\u0175': 'w',
      '\u1E87': 'w',
      '\u1E85': 'w',
      '\u1E98': 'w',
      '\u1E89': 'w',
      '\u2C73': 'w',
      '\u24E7': 'x',
      '\uFF58': 'x',
      '\u1E8B': 'x',
      '\u1E8D': 'x',
      '\u24E8': 'y',
      '\uFF59': 'y',
      '\u1EF3': 'y',
      '\u00FD': 'y',
      '\u0177': 'y',
      '\u1EF9': 'y',
      '\u0233': 'y',
      '\u1E8F': 'y',
      '\u00FF': 'y',
      '\u1EF7': 'y',
      '\u1E99': 'y',
      '\u1EF5': 'y',
      '\u01B4': 'y',
      '\u024F': 'y',
      '\u1EFF': 'y',
      '\u24E9': 'z',
      '\uFF5A': 'z',
      '\u017A': 'z',
      '\u1E91': 'z',
      '\u017C': 'z',
      '\u017E': 'z',
      '\u1E93': 'z',
      '\u1E95': 'z',
      '\u01B6': 'z',
      '\u0225': 'z',
      '\u0240': 'z',
      '\u2C6C': 'z',
      '\uA763': 'z',
      '\u0386': '\u0391',
      '\u0388': '\u0395',
      '\u0389': '\u0397',
      '\u038A': '\u0399',
      '\u03AA': '\u0399',
      '\u038C': '\u039F',
      '\u038E': '\u03A5',
      '\u03AB': '\u03A5',
      '\u038F': '\u03A9',
      '\u03AC': '\u03B1',
      '\u03AD': '\u03B5',
      '\u03AE': '\u03B7',
      '\u03AF': '\u03B9',
      '\u03CA': '\u03B9',
      '\u0390': '\u03B9',
      '\u03CC': '\u03BF',
      '\u03CD': '\u03C5',
      '\u03CB': '\u03C5',
      '\u03B0': '\u03C5',
      '\u03CE': '\u03C9',
      '\u03C2': '\u03C3',
      '\u2019': '\''
    };
  
    return diacritics;
  });
  
  S2.define('select2/data/base',[
    '../utils'
  ], function (Utils) {
    function BaseAdapter ($element, options) {
      BaseAdapter.__super__.constructor.call(this);
    }
  
    Utils.Extend(BaseAdapter, Utils.Observable);
  
    BaseAdapter.prototype.current = function (callback) {
      throw new Error('The `current` method must be defined in child classes.');
    };
  
    BaseAdapter.prototype.query = function (params, callback) {
      throw new Error('The `query` method must be defined in child classes.');
    };
  
    BaseAdapter.prototype.bind = function (container, $container) {
      // Can be implemented in subclasses
    };
  
    BaseAdapter.prototype.destroy = function () {
      // Can be implemented in subclasses
    };
  
    BaseAdapter.prototype.generateResultId = function (container, data) {
      var id = container.id + '-result-';
  
      id += Utils.generateChars(4);
  
      if (data.id != null) {
        id += '-' + data.id.toString();
      } else {
        id += '-' + Utils.generateChars(4);
      }
      return id;
    };
  
    return BaseAdapter;
  });
  
  S2.define('select2/data/select',[
    './base',
    '../utils',
    'jquery'
  ], function (BaseAdapter, Utils, $) {
    function SelectAdapter ($element, options) {
      this.$element = $element;
      this.options = options;
  
      SelectAdapter.__super__.constructor.call(this);
    }
  
    Utils.Extend(SelectAdapter, BaseAdapter);
  
    SelectAdapter.prototype.current = function (callback) {
      var self = this;
  
      var data = Array.prototype.map.call(
        this.$element[0].querySelectorAll(':checked'),
        function (selectedElement) {
          return self.item($(selectedElement));
        }
      );
  
      callback(data);
    };
  
    SelectAdapter.prototype.select = function (data) {
      var self = this;
  
      data.selected = true;
  
      // If data.element is a DOM node, use it instead
      if (
        data.element != null && data.element.tagName.toLowerCase() === 'option'
      ) {
        data.element.selected = true;
  
        this.$element.trigger('input').trigger('change');
  
        return;
      }
  
      if (this.$element.prop('multiple')) {
        this.current(function (currentData) {
          var val = [];
  
          data = [data];
          data.push.apply(data, currentData);
  
          for (var d = 0; d < data.length; d++) {
            var id = data[d].id;
  
            if (val.indexOf(id) === -1) {
              val.push(id);
            }
          }
  
          self.$element.val(val);
          self.$element.trigger('input').trigger('change');
        });
      } else {
        var val = data.id;
  
        this.$element.val(val);
        this.$element.trigger('input').trigger('change');
      }
    };
  
    SelectAdapter.prototype.unselect = function (data) {
      var self = this;
  
      if (!this.$element.prop('multiple')) {
        return;
      }
  
      data.selected = false;
  
      if (
        data.element != null &&
        data.element.tagName.toLowerCase() === 'option'
      ) {
        data.element.selected = false;
  
        this.$element.trigger('input').trigger('change');
  
        return;
      }
  
      this.current(function (currentData) {
        var val = [];
  
        for (var d = 0; d < currentData.length; d++) {
          var id = currentData[d].id;
  
          if (id !== data.id && val.indexOf(id) === -1) {
            val.push(id);
          }
        }
  
        self.$element.val(val);
  
        self.$element.trigger('input').trigger('change');
      });
    };
  
    SelectAdapter.prototype.bind = function (container, $container) {
      var self = this;
  
      this.container = container;
  
      container.on('select', function (params) {
        self.select(params.data);
      });
  
      container.on('unselect', function (params) {
        self.unselect(params.data);
      });
    };
  
    SelectAdapter.prototype.destroy = function () {
      // Remove anything added to child elements
      this.$element.find('*').each(function () {
        // Remove any custom data set by Select2
        Utils.RemoveData(this);
      });
    };
  
    SelectAdapter.prototype.query = function (params, callback) {
      var data = [];
      var self = this;
  
      var $options = this.$element.children();
  
      $options.each(function () {
        if (
          this.tagName.toLowerCase() !== 'option' &&
          this.tagName.toLowerCase() !== 'optgroup'
        ) {
          return;
        }
  
        var $option = $(this);
  
        var option = self.item($option);
  
        var matches = self.matches(params, option);
  
        if (matches !== null) {
          data.push(matches);
        }
      });
  
      callback({
        results: data
      });
    };
  
    SelectAdapter.prototype.addOptions = function ($options) {
      this.$element.append($options);
    };
  
    SelectAdapter.prototype.option = function (data) {
      var option;
  
      if (data.children) {
        option = document.createElement('optgroup');
        option.label = data.text;
      } else {
        option = document.createElement('option');
  
        if (option.textContent !== undefined) {
          option.textContent = data.text;
        } else {
          option.innerText = data.text;
        }
      }
  
      if (data.id !== undefined) {
        option.value = data.id;
      }
  
      if (data.disabled) {
        option.disabled = true;
      }
  
      if (data.selected) {
        option.selected = true;
      }
  
      if (data.title) {
        option.title = data.title;
      }
  
      var normalizedData = this._normalizeItem(data);
      normalizedData.element = option;
  
      // Override the option's data with the combined data
      Utils.StoreData(option, 'data', normalizedData);
  
      return $(option);
    };
  
    SelectAdapter.prototype.item = function ($option) {
      var data = {};
  
      data = Utils.GetData($option[0], 'data');
  
      if (data != null) {
        return data;
      }
  
      var option = $option[0];
  
      if (option.tagName.toLowerCase() === 'option') {
        data = {
          id: $option.val(),
          text: $option.text(),
          disabled: $option.prop('disabled'),
          selected: $option.prop('selected'),
          title: $option.prop('title')
        };
      } else if (option.tagName.toLowerCase() === 'optgroup') {
        data = {
          text: $option.prop('label'),
          children: [],
          title: $option.prop('title')
        };
  
        var $children = $option.children('option');
        var children = [];
  
        for (var c = 0; c < $children.length; c++) {
          var $child = $($children[c]);
  
          var child = this.item($child);
  
          children.push(child);
        }
  
        data.children = children;
      }
  
      data = this._normalizeItem(data);
      data.element = $option[0];
  
      Utils.StoreData($option[0], 'data', data);
  
      return data;
    };
  
    SelectAdapter.prototype._normalizeItem = function (item) {
      if (item !== Object(item)) {
        item = {
          id: item,
          text: item
        };
      }
  
      item = $.extend({}, {
        text: ''
      }, item);
  
      var defaults = {
        selected: false,
        disabled: false
      };
  
      if (item.id != null) {
        item.id = item.id.toString();
      }
  
      if (item.text != null) {
        item.text = item.text.toString();
      }
  
      if (item._resultId == null && item.id && this.container != null) {
        item._resultId = this.generateResultId(this.container, item);
      }
  
      return $.extend({}, defaults, item);
    };
  
    SelectAdapter.prototype.matches = function (params, data) {
      var matcher = this.options.get('matcher');
  
      return matcher(params, data);
    };
  
    return SelectAdapter;
  });
  
  S2.define('select2/data/array',[
    './select',
    '../utils',
    'jquery'
  ], function (SelectAdapter, Utils, $) {
    function ArrayAdapter ($element, options) {
      this._dataToConvert = options.get('data') || [];
  
      ArrayAdapter.__super__.constructor.call(this, $element, options);
    }
  
    Utils.Extend(ArrayAdapter, SelectAdapter);
  
    ArrayAdapter.prototype.bind = function (container, $container) {
      ArrayAdapter.__super__.bind.call(this, container, $container);
  
      this.addOptions(this.convertToOptions(this._dataToConvert));
    };
  
    ArrayAdapter.prototype.select = function (data) {
      var $option = this.$element.find('option').filter(function (i, elm) {
        return elm.value == data.id.toString();
      });
  
      if ($option.length === 0) {
        $option = this.option(data);
  
        this.addOptions($option);
      }
  
      ArrayAdapter.__super__.select.call(this, data);
    };
  
    ArrayAdapter.prototype.convertToOptions = function (data) {
      var self = this;
  
      var $existing = this.$element.find('option');
      var existingIds = $existing.map(function () {
        return self.item($(this)).id;
      }).get();
  
      var $options = [];
  
      // Filter out all items except for the one passed in the argument
      function onlyItem (item) {
        return function () {
          return $(this).val() == item.id;
        };
      }
  
      for (var d = 0; d < data.length; d++) {
        var item = this._normalizeItem(data[d]);
  
        // Skip items which were pre-loaded, only merge the data
        if (existingIds.indexOf(item.id) >= 0) {
          var $existingOption = $existing.filter(onlyItem(item));
  
          var existingData = this.item($existingOption);
          var newData = $.extend(true, {}, item, existingData);
  
          var $newOption = this.option(newData);
  
          $existingOption.replaceWith($newOption);
  
          continue;
        }
  
        var $option = this.option(item);
  
        if (item.children) {
          var $children = this.convertToOptions(item.children);
  
          $option.append($children);
        }
  
        $options.push($option);
      }
  
      return $options;
    };
  
    return ArrayAdapter;
  });
  
  S2.define('select2/data/ajax',[
    './array',
    '../utils',
    'jquery'
  ], function (ArrayAdapter, Utils, $) {
    function AjaxAdapter ($element, options) {
      this.ajaxOptions = this._applyDefaults(options.get('ajax'));
  
      if (this.ajaxOptions.processResults != null) {
        this.processResults = this.ajaxOptions.processResults;
      }
  
      AjaxAdapter.__super__.constructor.call(this, $element, options);
    }
  
    Utils.Extend(AjaxAdapter, ArrayAdapter);
  
    AjaxAdapter.prototype._applyDefaults = function (options) {
      var defaults = {
        data: function (params) {
          return $.extend({}, params, {
            q: params.term
          });
        },
        transport: function (params, success, failure) {
          var $request = $.ajax(params);
  
          $request.then(success);
          $request.fail(failure);
  
          return $request;
        }
      };
  
      return $.extend({}, defaults, options, true);
    };
  
    AjaxAdapter.prototype.processResults = function (results) {
      return results;
    };
  
    AjaxAdapter.prototype.query = function (params, callback) {
      var matches = [];
      var self = this;
  
      if (this._request != null) {
        // JSONP requests cannot always be aborted
        if (typeof this._request.abort === 'function') {
          this._request.abort();
        }
  
        this._request = null;
      }
  
      var options = $.extend({
        type: 'GET'
      }, this.ajaxOptions);
  
      if (typeof options.url === 'function') {
        options.url = options.url.call(this.$element, params);
      }
  
      if (typeof options.data === 'function') {
        options.data = options.data.call(this.$element, params);
      }
  
      function request () {
        var $request = options.transport(options, function (data) {
          var results = self.processResults(data, params);
  
          if (self.options.get('debug') && window.console && console.error) {
            // Check to make sure that the response included a `results` key.
            if (!results || !results.results || !Array.isArray(results.results)) {
              console.error(
                'Select2: The AJAX results did not return an array in the ' +
                '`results` key of the response.'
              );
            }
          }
  
          callback(results);
        }, function () {
          // Attempt to detect if a request was aborted
          // Only works if the transport exposes a status property
          if ('status' in $request &&
              ($request.status === 0 || $request.status === '0')) {
            return;
          }
  
          self.trigger('results:message', {
            message: 'errorLoading'
          });
        });
  
        self._request = $request;
      }
  
      if (this.ajaxOptions.delay && params.term != null) {
        if (this._queryTimeout) {
          window.clearTimeout(this._queryTimeout);
        }
  
        this._queryTimeout = window.setTimeout(request, this.ajaxOptions.delay);
      } else {
        request();
      }
    };
  
    return AjaxAdapter;
  });
  
  S2.define('select2/data/tags',[
    'jquery'
  ], function ($) {
    function Tags (decorated, $element, options) {
      var tags = options.get('tags');
  
      var createTag = options.get('createTag');
  
      if (createTag !== undefined) {
        this.createTag = createTag;
      }
  
      var insertTag = options.get('insertTag');
  
      if (insertTag !== undefined) {
          this.insertTag = insertTag;
      }
  
      decorated.call(this, $element, options);
  
      if (Array.isArray(tags)) {
        for (var t = 0; t < tags.length; t++) {
          var tag = tags[t];
          var item = this._normalizeItem(tag);
  
          var $option = this.option(item);
  
          this.$element.append($option);
        }
      }
    }
  
    Tags.prototype.query = function (decorated, params, callback) {
      var self = this;
  
      this._removeOldTags();
  
      if (params.term == null || params.page != null) {
        decorated.call(this, params, callback);
        return;
      }
  
      function wrapper (obj, child) {
        var data = obj.results;
  
        for (var i = 0; i < data.length; i++) {
          var option = data[i];
  
          var checkChildren = (
            option.children != null &&
            !wrapper({
              results: option.children
            }, true)
          );
  
          var optionText = (option.text || '').toUpperCase();
          var paramsTerm = (params.term || '').toUpperCase();
  
          var checkText = optionText === paramsTerm;
  
          if (checkText || checkChildren) {
            if (child) {
              return false;
            }
  
            obj.data = data;
            callback(obj);
  
            return;
          }
        }
  
        if (child) {
          return true;
        }
  
        var tag = self.createTag(params);
  
        if (tag != null) {
          var $option = self.option(tag);
          $option.attr('data-select2-tag', 'true');
  
          self.addOptions([$option]);
  
          self.insertTag(data, tag);
        }
  
        obj.results = data;
  
        callback(obj);
      }
  
      decorated.call(this, params, wrapper);
    };
  
    Tags.prototype.createTag = function (decorated, params) {
      if (params.term == null) {
        return null;
      }
  
      var term = params.term.trim();
  
      if (term === '') {
        return null;
      }
  
      return {
        id: term,
        text: term
      };
    };
  
    Tags.prototype.insertTag = function (_, data, tag) {
      data.unshift(tag);
    };
  
    Tags.prototype._removeOldTags = function (_) {
      var $options = this.$element.find('option[data-select2-tag]');
  
      $options.each(function () {
        if (this.selected) {
          return;
        }
  
        $(this).remove();
      });
    };
  
    return Tags;
  });
  
  S2.define('select2/data/tokenizer',[
    'jquery'
  ], function ($) {
    function Tokenizer (decorated, $element, options) {
      var tokenizer = options.get('tokenizer');
  
      if (tokenizer !== undefined) {
        this.tokenizer = tokenizer;
      }
  
      decorated.call(this, $element, options);
    }
  
    Tokenizer.prototype.bind = function (decorated, container, $container) {
      decorated.call(this, container, $container);
  
      this.$search =  container.dropdown.$search || container.selection.$search ||
        $container.find('.select2-search__field');
    };
  
    Tokenizer.prototype.query = function (decorated, params, callback) {
      var self = this;
  
      function createAndSelect (data) {
        // Normalize the data object so we can use it for checks
        var item = self._normalizeItem(data);
  
        // Check if the data object already exists as a tag
        // Select it if it doesn't
        var $existingOptions = self.$element.find('option').filter(function () {
          return $(this).val() === item.id;
        });
  
        // If an existing option wasn't found for it, create the option
        if (!$existingOptions.length) {
          var $option = self.option(item);
          $option.attr('data-select2-tag', true);
  
          self._removeOldTags();
          self.addOptions([$option]);
        }
  
        // Select the item, now that we know there is an option for it
        select(item);
      }
  
      function select (data) {
        self.trigger('select', {
          data: data
        });
      }
  
      params.term = params.term || '';
  
      var tokenData = this.tokenizer(params, this.options, createAndSelect);
  
      if (tokenData.term !== params.term) {
        // Replace the search term if we have the search box
        if (this.$search.length) {
          this.$search.val(tokenData.term);
          this.$search.trigger('focus');
        }
  
        params.term = tokenData.term;
      }
  
      decorated.call(this, params, callback);
    };
  
    Tokenizer.prototype.tokenizer = function (_, params, options, callback) {
      var separators = options.get('tokenSeparators') || [];
      var term = params.term;
      var i = 0;
  
      var createTag = this.createTag || function (params) {
        return {
          id: params.term,
          text: params.term
        };
      };
  
      while (i < term.length) {
        var termChar = term[i];
  
        if (separators.indexOf(termChar) === -1) {
          i++;
  
          continue;
        }
  
        var part = term.substr(0, i);
        var partParams = $.extend({}, params, {
          term: part
        });
  
        var data = createTag(partParams);
  
        if (data == null) {
          i++;
          continue;
        }
  
        callback(data);
  
        // Reset the term to not include the tokenized portion
        term = term.substr(i + 1) || '';
        i = 0;
      }
  
      return {
        term: term
      };
    };
  
    return Tokenizer;
  });
  
  S2.define('select2/data/minimumInputLength',[
  
  ], function () {
    function MinimumInputLength (decorated, $e, options) {
      this.minimumInputLength = options.get('minimumInputLength');
  
      decorated.call(this, $e, options);
    }
  
    MinimumInputLength.prototype.query = function (decorated, params, callback) {
      params.term = params.term || '';
  
      if (params.term.length < this.minimumInputLength) {
        this.trigger('results:message', {
          message: 'inputTooShort',
          args: {
            minimum: this.minimumInputLength,
            input: params.term,
            params: params
          }
        });
  
        return;
      }
  
      decorated.call(this, params, callback);
    };
  
    return MinimumInputLength;
  });
  
  S2.define('select2/data/maximumInputLength',[
  
  ], function () {
    function MaximumInputLength (decorated, $e, options) {
      this.maximumInputLength = options.get('maximumInputLength');
  
      decorated.call(this, $e, options);
    }
  
    MaximumInputLength.prototype.query = function (decorated, params, callback) {
      params.term = params.term || '';
  
      if (this.maximumInputLength > 0 &&
          params.term.length > this.maximumInputLength) {
        this.trigger('results:message', {
          message: 'inputTooLong',
          args: {
            maximum: this.maximumInputLength,
            input: params.term,
            params: params
          }
        });
  
        return;
      }
  
      decorated.call(this, params, callback);
    };
  
    return MaximumInputLength;
  });
  
  S2.define('select2/data/maximumSelectionLength',[
  
  ], function (){
    function MaximumSelectionLength (decorated, $e, options) {
      this.maximumSelectionLength = options.get('maximumSelectionLength');
  
      decorated.call(this, $e, options);
    }
  
    MaximumSelectionLength.prototype.bind =
      function (decorated, container, $container) {
        var self = this;
  
        decorated.call(this, container, $container);
  
        container.on('select', function () {
          self._checkIfMaximumSelected();
        });
    };
  
    MaximumSelectionLength.prototype.query =
      function (decorated, params, callback) {
        var self = this;
  
        this._checkIfMaximumSelected(function () {
          decorated.call(self, params, callback);
        });
    };
  
    MaximumSelectionLength.prototype._checkIfMaximumSelected =
      function (_, successCallback) {
        var self = this;
  
        this.current(function (currentData) {
          var count = currentData != null ? currentData.length : 0;
          if (self.maximumSelectionLength > 0 &&
            count >= self.maximumSelectionLength) {
            self.trigger('results:message', {
              message: 'maximumSelected',
              args: {
                maximum: self.maximumSelectionLength
              }
            });
            return;
          }
  
          if (successCallback) {
            successCallback();
          }
        });
    };
  
    return MaximumSelectionLength;
  });
  
  S2.define('select2/dropdown',[
    'jquery',
    './utils'
  ], function ($, Utils) {
    function Dropdown ($element, options) {
      this.$element = $element;
      this.options = options;
  
      Dropdown.__super__.constructor.call(this);
    }
  
    Utils.Extend(Dropdown, Utils.Observable);
  
    Dropdown.prototype.render = function () {
      var $dropdown = $(
        '<span class="select2-dropdown">' +
          '<span class="select2-results"></span>' +
        '</span>'
      );
  
      $dropdown.attr('dir', this.options.get('dir'));
  
      this.$dropdown = $dropdown;
  
      return $dropdown;
    };
  
    Dropdown.prototype.bind = function () {
      // Should be implemented in subclasses
    };
  
    Dropdown.prototype.position = function ($dropdown, $container) {
      // Should be implemented in subclasses
    };
  
    Dropdown.prototype.destroy = function () {
      // Remove the dropdown from the DOM
      this.$dropdown.remove();
    };
  
    return Dropdown;
  });
  
  S2.define('select2/dropdown/search',[
    'jquery'
  ], function ($) {
    function Search () { }
  
    Search.prototype.render = function (decorated) {
      var $rendered = decorated.call(this);
      var searchLabel = this.options.get('translations').get('search');
  
      var $search = $(
        '<span class="select2-search select2-search--dropdown">' +
          '<input class="select2-search__field" type="search" tabindex="-1"' +
          ' autocorrect="off" autocapitalize="none"' +
          ' spellcheck="false" role="searchbox" aria-autocomplete="list" />' +
        '</span>'
      );
  
      this.$searchContainer = $search;
      this.$search = $search.find('input');
  
      this.$search.prop('autocomplete', this.options.get('autocomplete'));
      this.$search.attr('aria-label', searchLabel());
  
      $rendered.prepend($search);
  
      return $rendered;
    };
  
    Search.prototype.bind = function (decorated, container, $container) {
      var self = this;
  
      var resultsId = container.id + '-results';
  
      decorated.call(this, container, $container);
  
      this.$search.on('keydown', function (evt) {
        self.trigger('keypress', evt);
  
        self._keyUpPrevented = evt.isDefaultPrevented();
      });
  
      // Workaround for browsers which do not support the `input` event
      // This will prevent double-triggering of events for browsers which support
      // both the `keyup` and `input` events.
      this.$search.on('input', function (evt) {
        // Unbind the duplicated `keyup` event
        $(this).off('keyup');
      });
  
      this.$search.on('keyup input', function (evt) {
        self.handleSearch(evt);
      });
  
      container.on('open', function () {
        self.$search.attr('tabindex', 0);
        self.$search.attr('aria-controls', resultsId);
  
        self.$search.trigger('focus');
  
        window.setTimeout(function () {
          self.$search.trigger('focus');
        }, 0);
      });
  
      container.on('close', function () {
        self.$search.attr('tabindex', -1);
        self.$search.removeAttr('aria-controls');
        self.$search.removeAttr('aria-activedescendant');
  
        self.$search.val('');
        self.$search.trigger('blur');
      });
  
      container.on('focus', function () {
        if (!container.isOpen()) {
          self.$search.trigger('focus');
        }
      });
  
      container.on('results:all', function (params) {
        if (params.query.term == null || params.query.term === '') {
          var showSearch = self.showSearch(params);
  
          if (showSearch) {
            self.$searchContainer[0].classList.remove('select2-search--hide');
          } else {
            self.$searchContainer[0].classList.add('select2-search--hide');
          }
        }
      });
  
      container.on('results:focus', function (params) {
        if (params.data._resultId) {
          self.$search.attr('aria-activedescendant', params.data._resultId);
        } else {
          self.$search.removeAttr('aria-activedescendant');
        }
      });
    };
  
    Search.prototype.handleSearch = function (evt) {
      if (!this._keyUpPrevented) {
        var input = this.$search.val();
  
        this.trigger('query', {
          term: input
        });
      }
  
      this._keyUpPrevented = false;
    };
  
    Search.prototype.showSearch = function (_, params) {
      return true;
    };
  
    return Search;
  });
  
  S2.define('select2/dropdown/hidePlaceholder',[
  
  ], function () {
    function HidePlaceholder (decorated, $element, options, dataAdapter) {
      this.placeholder = this.normalizePlaceholder(options.get('placeholder'));
  
      decorated.call(this, $element, options, dataAdapter);
    }
  
    HidePlaceholder.prototype.append = function (decorated, data) {
      data.results = this.removePlaceholder(data.results);
  
      decorated.call(this, data);
    };
  
    HidePlaceholder.prototype.normalizePlaceholder = function (_, placeholder) {
      if (typeof placeholder === 'string') {
        placeholder = {
          id: '',
          text: placeholder
        };
      }
  
      return placeholder;
    };
  
    HidePlaceholder.prototype.removePlaceholder = function (_, data) {
      var modifiedData = data.slice(0);
  
      for (var d = data.length - 1; d >= 0; d--) {
        var item = data[d];
  
        if (this.placeholder.id === item.id) {
          modifiedData.splice(d, 1);
        }
      }
  
      return modifiedData;
    };
  
    return HidePlaceholder;
  });
  
  S2.define('select2/dropdown/infiniteScroll',[
    'jquery'
  ], function ($) {
    function InfiniteScroll (decorated, $element, options, dataAdapter) {
      this.lastParams = {};
  
      decorated.call(this, $element, options, dataAdapter);
  
      this.$loadingMore = this.createLoadingMore();
      this.loading = false;
    }
  
    InfiniteScroll.prototype.append = function (decorated, data) {
      this.$loadingMore.remove();
      this.loading = false;
  
      decorated.call(this, data);
  
      if (this.showLoadingMore(data)) {
        this.$results.append(this.$loadingMore);
        this.loadMoreIfNeeded();
      }
    };
  
    InfiniteScroll.prototype.bind = function (decorated, container, $container) {
      var self = this;
  
      decorated.call(this, container, $container);
  
      container.on('query', function (params) {
        self.lastParams = params;
        self.loading = true;
      });
  
      container.on('query:append', function (params) {
        self.lastParams = params;
        self.loading = true;
      });
  
      this.$results.on('scroll', this.loadMoreIfNeeded.bind(this));
    };
  
    InfiniteScroll.prototype.loadMoreIfNeeded = function () {
      var isLoadMoreVisible = $.contains(
        document.documentElement,
        this.$loadingMore[0]
      );
  
      if (this.loading || !isLoadMoreVisible) {
        return;
      }
  
      var currentOffset = this.$results.offset().top +
        this.$results.outerHeight(false);
      var loadingMoreOffset = this.$loadingMore.offset().top +
        this.$loadingMore.outerHeight(false);
  
      if (currentOffset + 50 >= loadingMoreOffset) {
        this.loadMore();
      }
    };
  
    InfiniteScroll.prototype.loadMore = function () {
      this.loading = true;
  
      var params = $.extend({}, {page: 1}, this.lastParams);
  
      params.page++;
  
      this.trigger('query:append', params);
    };
  
    InfiniteScroll.prototype.showLoadingMore = function (_, data) {
      return data.pagination && data.pagination.more;
    };
  
    InfiniteScroll.prototype.createLoadingMore = function () {
      var $option = $(
        '<li ' +
        'class="select2-results__option select2-results__option--load-more"' +
        'role="option" aria-disabled="true"></li>'
      );
  
      var message = this.options.get('translations').get('loadingMore');
  
      $option.html(message(this.lastParams));
  
      return $option;
    };
  
    return InfiniteScroll;
  });
  
  S2.define('select2/dropdown/attachBody',[
    'jquery',
    '../utils'
  ], function ($, Utils) {
    function AttachBody (decorated, $element, options) {
      this.$dropdownParent = $(options.get('dropdownParent') || document.body);
  
      decorated.call(this, $element, options);
    }
  
    AttachBody.prototype.bind = function (decorated, container, $container) {
      var self = this;
  
      decorated.call(this, container, $container);
  
      container.on('open', function () {
        self._showDropdown();
        self._attachPositioningHandler(container);
  
        // Must bind after the results handlers to ensure correct sizing
        self._bindContainerResultHandlers(container);
      });
  
      container.on('close', function () {
        self._hideDropdown();
        self._detachPositioningHandler(container);
      });
  
      this.$dropdownContainer.on('mousedown', function (evt) {
        evt.stopPropagation();
      });
    };
  
    AttachBody.prototype.destroy = function (decorated) {
      decorated.call(this);
  
      this.$dropdownContainer.remove();
    };
  
    AttachBody.prototype.position = function (decorated, $dropdown, $container) {
      // Clone all of the container classes
      $dropdown.attr('class', $container.attr('class'));
  
      $dropdown[0].classList.remove('select2');
      $dropdown[0].classList.add('select2-container--open');
  
      $dropdown.css({
        position: 'absolute',
        top: -999999
      });
  
      this.$container = $container;
    };
  
    AttachBody.prototype.render = function (decorated) {
      var $container = $('<span></span>');
  
      var $dropdown = decorated.call(this);
      $container.append($dropdown);
  
      this.$dropdownContainer = $container;
  
      return $container;
    };
  
    AttachBody.prototype._hideDropdown = function (decorated) {
      this.$dropdownContainer.detach();
    };
  
    AttachBody.prototype._bindContainerResultHandlers =
        function (decorated, container) {
  
      // These should only be bound once
      if (this._containerResultsHandlersBound) {
        return;
      }
  
      var self = this;
  
      container.on('results:all', function () {
        self._positionDropdown();
        self._resizeDropdown();
      });
  
      container.on('results:append', function () {
        self._positionDropdown();
        self._resizeDropdown();
      });
  
      container.on('results:message', function () {
        self._positionDropdown();
        self._resizeDropdown();
      });
  
      container.on('select', function () {
        self._positionDropdown();
        self._resizeDropdown();
      });
  
      container.on('unselect', function () {
        self._positionDropdown();
        self._resizeDropdown();
      });
  
      this._containerResultsHandlersBound = true;
    };
  
    AttachBody.prototype._attachPositioningHandler =
        function (decorated, container) {
      var self = this;
  
      var scrollEvent = 'scroll.select2.' + container.id;
      var resizeEvent = 'resize.select2.' + container.id;
      var orientationEvent = 'orientationchange.select2.' + container.id;
  
      var $watchers = this.$container.parents().filter(Utils.hasScroll);
      $watchers.each(function () {
        Utils.StoreData(this, 'select2-scroll-position', {
          x: $(this).scrollLeft(),
          y: $(this).scrollTop()
        });
      });
  
      $watchers.on(scrollEvent, function (ev) {
        var position = Utils.GetData(this, 'select2-scroll-position');
        $(this).scrollTop(position.y);
      });
  
      $(window).on(scrollEvent + ' ' + resizeEvent + ' ' + orientationEvent,
        function (e) {
        self._positionDropdown();
        self._resizeDropdown();
      });
    };
  
    AttachBody.prototype._detachPositioningHandler =
        function (decorated, container) {
      var scrollEvent = 'scroll.select2.' + container.id;
      var resizeEvent = 'resize.select2.' + container.id;
      var orientationEvent = 'orientationchange.select2.' + container.id;
  
      var $watchers = this.$container.parents().filter(Utils.hasScroll);
      $watchers.off(scrollEvent);
  
      $(window).off(scrollEvent + ' ' + resizeEvent + ' ' + orientationEvent);
    };
  
    AttachBody.prototype._positionDropdown = function () {
      var $window = $(window);
  
      var isCurrentlyAbove = this.$dropdown[0].classList
        .contains('select2-dropdown--above');
      var isCurrentlyBelow = this.$dropdown[0].classList
        .contains('select2-dropdown--below');
  
      var newDirection = null;
  
      var offset = this.$container.offset();
  
      offset.bottom = offset.top + this.$container.outerHeight(false);
  
      var container = {
        height: this.$container.outerHeight(false)
      };
  
      container.top = offset.top;
      container.bottom = offset.top + container.height;
  
      var dropdown = {
        height: this.$dropdown.outerHeight(false)
      };
  
      var viewport = {
        top: $window.scrollTop(),
        bottom: $window.scrollTop() + $window.height()
      };
  
      var enoughRoomAbove = viewport.top < (offset.top - dropdown.height);
      var enoughRoomBelow = viewport.bottom > (offset.bottom + dropdown.height);
  
      var css = {
        left: offset.left,
        top: container.bottom
      };
  
      // Determine what the parent element is to use for calculating the offset
      var $offsetParent = this.$dropdownParent;
  
      // For statically positioned elements, we need to get the element
      // that is determining the offset
      if ($offsetParent.css('position') === 'static') {
        $offsetParent = $offsetParent.offsetParent();
      }
  
      var parentOffset = {
        top: 0,
        left: 0
      };
  
      if (
        $.contains(document.body, $offsetParent[0]) ||
        $offsetParent[0].isConnected
        ) {
        parentOffset = $offsetParent.offset();
      }
  
      css.top -= parentOffset.top;
      css.left -= parentOffset.left;
  
      if (!isCurrentlyAbove && !isCurrentlyBelow) {
        newDirection = 'below';
      }
  
      if (!enoughRoomBelow && enoughRoomAbove && !isCurrentlyAbove) {
        newDirection = 'above';
      } else if (!enoughRoomAbove && enoughRoomBelow && isCurrentlyAbove) {
        newDirection = 'below';
      }
  
      if (newDirection == 'above' ||
        (isCurrentlyAbove && newDirection !== 'below')) {
        css.top = container.top - parentOffset.top - dropdown.height;
      }
  
      if (newDirection != null) {
        this.$dropdown[0].classList.remove('select2-dropdown--below');
        this.$dropdown[0].classList.remove('select2-dropdown--above');
        this.$dropdown[0].classList.add('select2-dropdown--' + newDirection);
  
        this.$container[0].classList.remove('select2-container--below');
        this.$container[0].classList.remove('select2-container--above');
        this.$container[0].classList.add('select2-container--' + newDirection);
      }
  
      this.$dropdownContainer.css(css);
    };
  
    AttachBody.prototype._resizeDropdown = function () {
      var css = {
        width: this.$container.outerWidth(false) + 'px'
      };
  
      if (this.options.get('dropdownAutoWidth')) {
        css.minWidth = css.width;
        css.position = 'relative';
        css.width = 'auto';
      }
  
      this.$dropdown.css(css);
    };
  
    AttachBody.prototype._showDropdown = function (decorated) {
      this.$dropdownContainer.appendTo(this.$dropdownParent);
  
      this._positionDropdown();
      this._resizeDropdown();
    };
  
    return AttachBody;
  });
  
  S2.define('select2/dropdown/minimumResultsForSearch',[
  
  ], function () {
    function countResults (data) {
      var count = 0;
  
      for (var d = 0; d < data.length; d++) {
        var item = data[d];
  
        if (item.children) {
          count += countResults(item.children);
        } else {
          count++;
        }
      }
  
      return count;
    }
  
    function MinimumResultsForSearch (decorated, $element, options, dataAdapter) {
      this.minimumResultsForSearch = options.get('minimumResultsForSearch');
  
      if (this.minimumResultsForSearch < 0) {
        this.minimumResultsForSearch = Infinity;
      }
  
      decorated.call(this, $element, options, dataAdapter);
    }
  
    MinimumResultsForSearch.prototype.showSearch = function (decorated, params) {
      if (countResults(params.data.results) < this.minimumResultsForSearch) {
        return false;
      }
  
      return decorated.call(this, params);
    };
  
    return MinimumResultsForSearch;
  });
  
  S2.define('select2/dropdown/selectOnClose',[
    '../utils'
  ], function (Utils) {
    function SelectOnClose () { }
  
    SelectOnClose.prototype.bind = function (decorated, container, $container) {
      var self = this;
  
      decorated.call(this, container, $container);
  
      container.on('close', function (params) {
        self._handleSelectOnClose(params);
      });
    };
  
    SelectOnClose.prototype._handleSelectOnClose = function (_, params) {
      if (params && params.originalSelect2Event != null) {
        var event = params.originalSelect2Event;
  
        // Don't select an item if the close event was triggered from a select or
        // unselect event
        if (event._type === 'select' || event._type === 'unselect') {
          return;
        }
      }
  
      var $highlightedResults = this.getHighlightedResults();
  
      // Only select highlighted results
      if ($highlightedResults.length < 1) {
        return;
      }
  
      var data = Utils.GetData($highlightedResults[0], 'data');
  
      // Don't re-select already selected resulte
      if (
        (data.element != null && data.element.selected) ||
        (data.element == null && data.selected)
      ) {
        return;
      }
  
      this.trigger('select', {
          data: data
      });
    };
  
    return SelectOnClose;
  });
  
  S2.define('select2/dropdown/closeOnSelect',[
  
  ], function () {
    function CloseOnSelect () { }
  
    CloseOnSelect.prototype.bind = function (decorated, container, $container) {
      var self = this;
  
      decorated.call(this, container, $container);
  
      container.on('select', function (evt) {
        self._selectTriggered(evt);
      });
  
      container.on('unselect', function (evt) {
        self._selectTriggered(evt);
      });
    };
  
    CloseOnSelect.prototype._selectTriggered = function (_, evt) {
      var originalEvent = evt.originalEvent;
  
      // Don't close if the control key is being held
      if (originalEvent && (originalEvent.ctrlKey || originalEvent.metaKey)) {
        return;
      }
  
      this.trigger('close', {
        originalEvent: originalEvent,
        originalSelect2Event: evt
      });
    };
  
    return CloseOnSelect;
  });
  
  S2.define('select2/dropdown/dropdownCss',[
    '../utils'
  ], function (Utils) {
    function DropdownCSS () { }
  
    DropdownCSS.prototype.render = function (decorated) {
      var $dropdown = decorated.call(this);
  
      var dropdownCssClass = this.options.get('dropdownCssClass') || '';
  
      if (dropdownCssClass.indexOf(':all:') !== -1) {
        dropdownCssClass = dropdownCssClass.replace(':all:', '');
  
        Utils.copyNonInternalCssClasses($dropdown[0], this.$element[0]);
      }
  
      $dropdown.addClass(dropdownCssClass);
  
      return $dropdown;
    };
  
    return DropdownCSS;
  });
  
  S2.define('select2/dropdown/tagsSearchHighlight',[
    '../utils'
  ], function (Utils) {
    function TagsSearchHighlight () { }
  
    TagsSearchHighlight.prototype.highlightFirstItem = function (decorated) {
      var $options = this.$results
      .find(
        '.select2-results__option--selectable' +
        ':not(.select2-results__option--selected)'
      );
  
      if ($options.length > 0) {
        var $firstOption = $options.first();
        var data = Utils.GetData($firstOption[0], 'data');
        var firstElement = data.element;
  
        if (firstElement && firstElement.getAttribute) {
          if (firstElement.getAttribute('data-select2-tag') === 'true') {
            $firstOption.trigger('mouseenter');
  
            return;
          }
        }
      }
  
      decorated.call(this);
    };
  
    return TagsSearchHighlight;
  });
  
  S2.define('select2/i18n/en',[],function () {
    // English
    return {
      errorLoading: function () {
        return 'The results could not be loaded.';
      },
      inputTooLong: function (args) {
        var overChars = args.input.length - args.maximum;
  
        var message = 'Please delete ' + overChars + ' character';
  
        if (overChars != 1) {
          message += 's';
        }
  
        return message;
      },
      inputTooShort: function (args) {
        var remainingChars = args.minimum - args.input.length;
  
        var message = 'Please enter ' + remainingChars + ' or more characters';
  
        return message;
      },
      loadingMore: function () {
        return 'Loading more results…';
      },
      maximumSelected: function (args) {
        var message = 'You can only select ' + args.maximum + ' item';
  
        if (args.maximum != 1) {
          message += 's';
        }
  
        return message;
      },
      noResults: function () {
        return 'No results found';
      },
      searching: function () {
        return 'Searching…';
      },
      removeAllItems: function () {
        return 'Remove all items';
      },
      removeItem: function () {
        return 'Remove item';
      },
      search: function() {
        return 'Search';
      }
    };
  });
  
  S2.define('select2/defaults',[
    'jquery',
  
    './results',
  
    './selection/single',
    './selection/multiple',
    './selection/placeholder',
    './selection/allowClear',
    './selection/search',
    './selection/selectionCss',
    './selection/eventRelay',
  
    './utils',
    './translation',
    './diacritics',
  
    './data/select',
    './data/array',
    './data/ajax',
    './data/tags',
    './data/tokenizer',
    './data/minimumInputLength',
    './data/maximumInputLength',
    './data/maximumSelectionLength',
  
    './dropdown',
    './dropdown/search',
    './dropdown/hidePlaceholder',
    './dropdown/infiniteScroll',
    './dropdown/attachBody',
    './dropdown/minimumResultsForSearch',
    './dropdown/selectOnClose',
    './dropdown/closeOnSelect',
    './dropdown/dropdownCss',
    './dropdown/tagsSearchHighlight',
  
    './i18n/en'
  ], function ($,
  
               ResultsList,
  
               SingleSelection, MultipleSelection, Placeholder, AllowClear,
               SelectionSearch, SelectionCSS, EventRelay,
  
               Utils, Translation, DIACRITICS,
  
               SelectData, ArrayData, AjaxData, Tags, Tokenizer,
               MinimumInputLength, MaximumInputLength, MaximumSelectionLength,
  
               Dropdown, DropdownSearch, HidePlaceholder, InfiniteScroll,
               AttachBody, MinimumResultsForSearch, SelectOnClose, CloseOnSelect,
               DropdownCSS, TagsSearchHighlight,
  
               EnglishTranslation) {
    function Defaults () {
      this.reset();
    }
  
    Defaults.prototype.apply = function (options) {
      options = $.extend(true, {}, this.defaults, options);
  
      if (options.dataAdapter == null) {
        if (options.ajax != null) {
          options.dataAdapter = AjaxData;
        } else if (options.data != null) {
          options.dataAdapter = ArrayData;
        } else {
          options.dataAdapter = SelectData;
        }
  
        if (options.minimumInputLength > 0) {
          options.dataAdapter = Utils.Decorate(
            options.dataAdapter,
            MinimumInputLength
          );
        }
  
        if (options.maximumInputLength > 0) {
          options.dataAdapter = Utils.Decorate(
            options.dataAdapter,
            MaximumInputLength
          );
        }
  
        if (options.maximumSelectionLength > 0) {
          options.dataAdapter = Utils.Decorate(
            options.dataAdapter,
            MaximumSelectionLength
          );
        }
  
        if (options.tags) {
          options.dataAdapter = Utils.Decorate(options.dataAdapter, Tags);
        }
  
        if (options.tokenSeparators != null || options.tokenizer != null) {
          options.dataAdapter = Utils.Decorate(
            options.dataAdapter,
            Tokenizer
          );
        }
      }
  
      if (options.resultsAdapter == null) {
        options.resultsAdapter = ResultsList;
  
        if (options.ajax != null) {
          options.resultsAdapter = Utils.Decorate(
            options.resultsAdapter,
            InfiniteScroll
          );
        }
  
        if (options.placeholder != null) {
          options.resultsAdapter = Utils.Decorate(
            options.resultsAdapter,
            HidePlaceholder
          );
        }
  
        if (options.selectOnClose) {
          options.resultsAdapter = Utils.Decorate(
            options.resultsAdapter,
            SelectOnClose
          );
        }
  
        if (options.tags) {
          options.resultsAdapter = Utils.Decorate(
            options.resultsAdapter,
            TagsSearchHighlight
          );
        }
      }
  
      if (options.dropdownAdapter == null) {
        if (options.multiple) {
          options.dropdownAdapter = Dropdown;
        } else {
          var SearchableDropdown = Utils.Decorate(Dropdown, DropdownSearch);
  
          options.dropdownAdapter = SearchableDropdown;
        }
  
        if (options.minimumResultsForSearch !== 0) {
          options.dropdownAdapter = Utils.Decorate(
            options.dropdownAdapter,
            MinimumResultsForSearch
          );
        }
  
        if (options.closeOnSelect) {
          options.dropdownAdapter = Utils.Decorate(
            options.dropdownAdapter,
            CloseOnSelect
          );
        }
  
        if (options.dropdownCssClass != null) {
          options.dropdownAdapter = Utils.Decorate(
            options.dropdownAdapter,
            DropdownCSS
          );
        }
  
        options.dropdownAdapter = Utils.Decorate(
          options.dropdownAdapter,
          AttachBody
        );
      }
  
      if (options.selectionAdapter == null) {
        if (options.multiple) {
          options.selectionAdapter = MultipleSelection;
        } else {
          options.selectionAdapter = SingleSelection;
        }
  
        // Add the placeholder mixin if a placeholder was specified
        if (options.placeholder != null) {
          options.selectionAdapter = Utils.Decorate(
            options.selectionAdapter,
            Placeholder
          );
        }
  
        if (options.allowClear) {
          options.selectionAdapter = Utils.Decorate(
            options.selectionAdapter,
            AllowClear
          );
        }
  
        if (options.multiple) {
          options.selectionAdapter = Utils.Decorate(
            options.selectionAdapter,
            SelectionSearch
          );
        }
  
        if (options.selectionCssClass != null) {
          options.selectionAdapter = Utils.Decorate(
            options.selectionAdapter,
            SelectionCSS
          );
        }
  
        options.selectionAdapter = Utils.Decorate(
          options.selectionAdapter,
          EventRelay
        );
      }
  
      // If the defaults were not previously applied from an element, it is
      // possible for the language option to have not been resolved
      options.language = this._resolveLanguage(options.language);
  
      // Always fall back to English since it will always be complete
      options.language.push('en');
  
      var uniqueLanguages = [];
  
      for (var l = 0; l < options.language.length; l++) {
        var language = options.language[l];
  
        if (uniqueLanguages.indexOf(language) === -1) {
          uniqueLanguages.push(language);
        }
      }
  
      options.language = uniqueLanguages;
  
      options.translations = this._processTranslations(
        options.language,
        options.debug
      );
  
      return options;
    };
  
    Defaults.prototype.reset = function () {
      function stripDiacritics (text) {
        // Used 'uni range + named function' from http://jsperf.com/diacritics/18
        function match(a) {
          return DIACRITICS[a] || a;
        }
  
        return text.replace(/[^\u0000-\u007E]/g, match);
      }
  
      function matcher (params, data) {
        // Always return the object if there is nothing to compare
        if (params.term == null || params.term.trim() === '') {
          return data;
        }
  
        // Do a recursive check for options with children
        if (data.children && data.children.length > 0) {
          // Clone the data object if there are children
          // This is required as we modify the object to remove any non-matches
          var match = $.extend(true, {}, data);
  
          // Check each child of the option
          for (var c = data.children.length - 1; c >= 0; c--) {
            var child = data.children[c];
  
            var matches = matcher(params, child);
  
            // If there wasn't a match, remove the object in the array
            if (matches == null) {
              match.children.splice(c, 1);
            }
          }
  
          // If any children matched, return the new object
          if (match.children.length > 0) {
            return match;
          }
  
          // If there were no matching children, check just the plain object
          return matcher(params, match);
        }
  
        var original = stripDiacritics(data.text).toUpperCase();
        var term = stripDiacritics(params.term).toUpperCase();
  
        // Check if the text contains the term
        if (original.indexOf(term) > -1) {
          return data;
        }
  
        // If it doesn't contain the term, don't return anything
        return null;
      }
  
      this.defaults = {
        amdLanguageBase: './i18n/',
        autocomplete: 'off',
        closeOnSelect: true,
        debug: false,
        dropdownAutoWidth: false,
        escapeMarkup: Utils.escapeMarkup,
        language: {},
        matcher: matcher,
        minimumInputLength: 0,
        maximumInputLength: 0,
        maximumSelectionLength: 0,
        minimumResultsForSearch: 0,
        selectOnClose: false,
        scrollAfterSelect: false,
        sorter: function (data) {
          return data;
        },
        templateResult: function (result) {
          return result.text;
        },
        templateSelection: function (selection) {
          return selection.text;
        },
        theme: 'default',
        width: 'resolve'
      };
    };
  
    Defaults.prototype.applyFromElement = function (options, $element) {
      var optionLanguage = options.language;
      var defaultLanguage = this.defaults.language;
      var elementLanguage = $element.prop('lang');
      var parentLanguage = $element.closest('[lang]').prop('lang');
  
      var languages = Array.prototype.concat.call(
        this._resolveLanguage(elementLanguage),
        this._resolveLanguage(optionLanguage),
        this._resolveLanguage(defaultLanguage),
        this._resolveLanguage(parentLanguage)
      );
  
      options.language = languages;
  
      return options;
    };
  
    Defaults.prototype._resolveLanguage = function (language) {
      if (!language) {
        return [];
      }
  
      if ($.isEmptyObject(language)) {
        return [];
      }
  
      if ($.isPlainObject(language)) {
        return [language];
      }
  
      var languages;
  
      if (!Array.isArray(language)) {
        languages = [language];
      } else {
        languages = language;
      }
  
      var resolvedLanguages = [];
  
      for (var l = 0; l < languages.length; l++) {
        resolvedLanguages.push(languages[l]);
  
        if (typeof languages[l] === 'string' && languages[l].indexOf('-') > 0) {
          // Extract the region information if it is included
          var languageParts = languages[l].split('-');
          var baseLanguage = languageParts[0];
  
          resolvedLanguages.push(baseLanguage);
        }
      }
  
      return resolvedLanguages;
    };
  
    Defaults.prototype._processTranslations = function (languages, debug) {
      var translations = new Translation();
  
      for (var l = 0; l < languages.length; l++) {
        var languageData = new Translation();
  
        var language = languages[l];
  
        if (typeof language === 'string') {
          try {
            // Try to load it with the original name
            languageData = Translation.loadPath(language);
          } catch (e) {
            try {
              // If we couldn't load it, check if it wasn't the full path
              language = this.defaults.amdLanguageBase + language;
              languageData = Translation.loadPath(language);
            } catch (ex) {
              // The translation could not be loaded at all. Sometimes this is
              // because of a configuration problem, other times this can be
              // because of how Select2 helps load all possible translation files
              if (debug && window.console && console.warn) {
                console.warn(
                  'Select2: The language file for "' + language + '" could ' +
                  'not be automatically loaded. A fallback will be used instead.'
                );
              }
            }
          }
        } else if ($.isPlainObject(language)) {
          languageData = new Translation(language);
        } else {
          languageData = language;
        }
  
        translations.extend(languageData);
      }
  
      return translations;
    };
  
    Defaults.prototype.set = function (key, value) {
      var camelKey = $.camelCase(key);
  
      var data = {};
      data[camelKey] = value;
  
      var convertedData = Utils._convertData(data);
  
      $.extend(true, this.defaults, convertedData);
    };
  
    var defaults = new Defaults();
  
    return defaults;
  });
  
  S2.define('select2/options',[
    'jquery',
    './defaults',
    './utils'
  ], function ($, Defaults, Utils) {
    function Options (options, $element) {
      this.options = options;
  
      if ($element != null) {
        this.fromElement($element);
      }
  
      if ($element != null) {
        this.options = Defaults.applyFromElement(this.options, $element);
      }
  
      this.options = Defaults.apply(this.options);
    }
  
    Options.prototype.fromElement = function ($e) {
      var excludedData = ['select2'];
  
      if (this.options.multiple == null) {
        this.options.multiple = $e.prop('multiple');
      }
  
      if (this.options.disabled == null) {
        this.options.disabled = $e.prop('disabled');
      }
  
      if (this.options.autocomplete == null && $e.prop('autocomplete')) {
        this.options.autocomplete = $e.prop('autocomplete');
      }
  
      if (this.options.dir == null) {
        if ($e.prop('dir')) {
          this.options.dir = $e.prop('dir');
        } else if ($e.closest('[dir]').prop('dir')) {
          this.options.dir = $e.closest('[dir]').prop('dir');
        } else {
          this.options.dir = 'ltr';
        }
      }
  
      $e.prop('disabled', this.options.disabled);
      $e.prop('multiple', this.options.multiple);
  
      if (Utils.GetData($e[0], 'select2Tags')) {
        if (this.options.debug && window.console && console.warn) {
          console.warn(
            'Select2: The `data-select2-tags` attribute has been changed to ' +
            'use the `data-data` and `data-tags="true"` attributes and will be ' +
            'removed in future versions of Select2.'
          );
        }
  
        Utils.StoreData($e[0], 'data', Utils.GetData($e[0], 'select2Tags'));
        Utils.StoreData($e[0], 'tags', true);
      }
  
      if (Utils.GetData($e[0], 'ajaxUrl')) {
        if (this.options.debug && window.console && console.warn) {
          console.warn(
            'Select2: The `data-ajax-url` attribute has been changed to ' +
            '`data-ajax--url` and support for the old attribute will be removed' +
            ' in future versions of Select2.'
          );
        }
  
        $e.attr('ajax--url', Utils.GetData($e[0], 'ajaxUrl'));
        Utils.StoreData($e[0], 'ajax-Url', Utils.GetData($e[0], 'ajaxUrl'));
      }
  
      var dataset = {};
  
      function upperCaseLetter(_, letter) {
        return letter.toUpperCase();
      }
  
      // Pre-load all of the attributes which are prefixed with `data-`
      for (var attr = 0; attr < $e[0].attributes.length; attr++) {
        var attributeName = $e[0].attributes[attr].name;
        var prefix = 'data-';
  
        if (attributeName.substr(0, prefix.length) == prefix) {
          // Get the contents of the attribute after `data-`
          var dataName = attributeName.substring(prefix.length);
  
          // Get the data contents from the consistent source
          // This is more than likely the jQuery data helper
          var dataValue = Utils.GetData($e[0], dataName);
  
          // camelCase the attribute name to match the spec
          var camelDataName = dataName.replace(/-([a-z])/g, upperCaseLetter);
  
          // Store the data attribute contents into the dataset since
          dataset[camelDataName] = dataValue;
        }
      }
  
      // Prefer the element's `dataset` attribute if it exists
      // jQuery 1.x does not correctly handle data attributes with multiple dashes
      if ($.fn.jquery && $.fn.jquery.substr(0, 2) == '1.' && $e[0].dataset) {
        dataset = $.extend(true, {}, $e[0].dataset, dataset);
      }
  
      // Prefer our internal data cache if it exists
      var data = $.extend(true, {}, Utils.GetData($e[0]), dataset);
  
      data = Utils._convertData(data);
  
      for (var key in data) {
        if (excludedData.indexOf(key) > -1) {
          continue;
        }
  
        if ($.isPlainObject(this.options[key])) {
          $.extend(this.options[key], data[key]);
        } else {
          this.options[key] = data[key];
        }
      }
  
      return this;
    };
  
    Options.prototype.get = function (key) {
      return this.options[key];
    };
  
    Options.prototype.set = function (key, val) {
      this.options[key] = val;
    };
  
    return Options;
  });
  
  S2.define('select2/core',[
    'jquery',
    './options',
    './utils',
    './keys'
  ], function ($, Options, Utils, KEYS) {
    var Select2 = function ($element, options) {
      if (Utils.GetData($element[0], 'select2') != null) {
        Utils.GetData($element[0], 'select2').destroy();
      }
  
      this.$element = $element;
  
      this.id = this._generateId($element);
  
      options = options || {};
  
      this.options = new Options(options, $element);
  
      Select2.__super__.constructor.call(this);
  
      // Set up the tabindex
  
      var tabindex = $element.attr('tabindex') || 0;
      Utils.StoreData($element[0], 'old-tabindex', tabindex);
      $element.attr('tabindex', '-1');
  
      // Set up containers and adapters
  
      var DataAdapter = this.options.get('dataAdapter');
      this.dataAdapter = new DataAdapter($element, this.options);
  
      var $container = this.render();
  
      this._placeContainer($container);
  
      var SelectionAdapter = this.options.get('selectionAdapter');
      this.selection = new SelectionAdapter($element, this.options);
      this.$selection = this.selection.render();
  
      this.selection.position(this.$selection, $container);
  
      var DropdownAdapter = this.options.get('dropdownAdapter');
      this.dropdown = new DropdownAdapter($element, this.options);
      this.$dropdown = this.dropdown.render();
  
      this.dropdown.position(this.$dropdown, $container);
  
      var ResultsAdapter = this.options.get('resultsAdapter');
      this.results = new ResultsAdapter($element, this.options, this.dataAdapter);
      this.$results = this.results.render();
  
      this.results.position(this.$results, this.$dropdown);
  
      // Bind events
  
      var self = this;
  
      // Bind the container to all of the adapters
      this._bindAdapters();
  
      // Register any DOM event handlers
      this._registerDomEvents();
  
      // Register any internal event handlers
      this._registerDataEvents();
      this._registerSelectionEvents();
      this._registerDropdownEvents();
      this._registerResultsEvents();
      this._registerEvents();
  
      // Set the initial state
      this.dataAdapter.current(function (initialData) {
        self.trigger('selection:update', {
          data: initialData
        });
      });
  
      // Hide the original select
      $element[0].classList.add('select2-hidden-accessible');
      $element.attr('aria-hidden', 'true');
  
      // Synchronize any monitored attributes
      this._syncAttributes();
  
      Utils.StoreData($element[0], 'select2', this);
  
      // Ensure backwards compatibility with $element.data('select2').
      $element.data('select2', this);
    };
  
    Utils.Extend(Select2, Utils.Observable);
  
    Select2.prototype._generateId = function ($element) {
      var id = '';
  
      if ($element.attr('id') != null) {
        id = $element.attr('id');
      } else if ($element.attr('name') != null) {
        id = $element.attr('name') + '-' + Utils.generateChars(2);
      } else {
        id = Utils.generateChars(4);
      }
  
      id = id.replace(/(:|\.|\[|\]|,)/g, '');
      id = 'select2-' + id;
  
      return id;
    };
  
    Select2.prototype._placeContainer = function ($container) {
      $container.insertAfter(this.$element);
  
      var width = this._resolveWidth(this.$element, this.options.get('width'));
  
      if (width != null) {
        $container.css('width', width);
      }
    };
  
    Select2.prototype._resolveWidth = function ($element, method) {
      var WIDTH = /^width:(([-+]?([0-9]*\.)?[0-9]+)(px|em|ex|%|in|cm|mm|pt|pc))/i;
  
      if (method == 'resolve') {
        var styleWidth = this._resolveWidth($element, 'style');
  
        if (styleWidth != null) {
          return styleWidth;
        }
  
        return this._resolveWidth($element, 'element');
      }
  
      if (method == 'element') {
        var elementWidth = $element.outerWidth(false);
  
        if (elementWidth <= 0) {
          return 'auto';
        }
  
        return elementWidth + 'px';
      }
  
      if (method == 'style') {
        var style = $element.attr('style');
  
        if (typeof(style) !== 'string') {
          return null;
        }
  
        var attrs = style.split(';');
  
        for (var i = 0, l = attrs.length; i < l; i = i + 1) {
          var attr = attrs[i].replace(/\s/g, '');
          var matches = attr.match(WIDTH);
  
          if (matches !== null && matches.length >= 1) {
            return matches[1];
          }
        }
  
        return null;
      }
  
      if (method == 'computedstyle') {
        var computedStyle = window.getComputedStyle($element[0]);
  
        return computedStyle.width;
      }
  
      return method;
    };
  
    Select2.prototype._bindAdapters = function () {
      this.dataAdapter.bind(this, this.$container);
      this.selection.bind(this, this.$container);
  
      this.dropdown.bind(this, this.$container);
      this.results.bind(this, this.$container);
    };
  
    Select2.prototype._registerDomEvents = function () {
      var self = this;
  
      this.$element.on('change.select2', function () {
        self.dataAdapter.current(function (data) {
          self.trigger('selection:update', {
            data: data
          });
        });
      });
  
      this.$element.on('focus.select2', function (evt) {
        self.trigger('focus', evt);
      });
  
      this._syncA = Utils.bind(this._syncAttributes, this);
      this._syncS = Utils.bind(this._syncSubtree, this);
  
      this._observer = new window.MutationObserver(function (mutations) {
        self._syncA();
        self._syncS(mutations);
      });
      this._observer.observe(this.$element[0], {
        attributes: true,
        childList: true,
        subtree: false
      });
    };
  
    Select2.prototype._registerDataEvents = function () {
      var self = this;
  
      this.dataAdapter.on('*', function (name, params) {
        self.trigger(name, params);
      });
    };
  
    Select2.prototype._registerSelectionEvents = function () {
      var self = this;
      var nonRelayEvents = ['toggle', 'focus'];
  
      this.selection.on('toggle', function () {
        self.toggleDropdown();
      });
  
      this.selection.on('focus', function (params) {
        self.focus(params);
      });
  
      this.selection.on('*', function (name, params) {
        if (nonRelayEvents.indexOf(name) !== -1) {
          return;
        }
  
        self.trigger(name, params);
      });
    };
  
    Select2.prototype._registerDropdownEvents = function () {
      var self = this;
  
      this.dropdown.on('*', function (name, params) {
        self.trigger(name, params);
      });
    };
  
    Select2.prototype._registerResultsEvents = function () {
      var self = this;
  
      this.results.on('*', function (name, params) {
        self.trigger(name, params);
      });
    };
  
    Select2.prototype._registerEvents = function () {
      var self = this;
  
      this.on('open', function () {
        self.$container[0].classList.add('select2-container--open');
      });
  
      this.on('close', function () {
        self.$container[0].classList.remove('select2-container--open');
      });
  
      this.on('enable', function () {
        self.$container[0].classList.remove('select2-container--disabled');
      });
  
      this.on('disable', function () {
        self.$container[0].classList.add('select2-container--disabled');
      });
  
      this.on('blur', function () {
        self.$container[0].classList.remove('select2-container--focus');
      });
  
      this.on('query', function (params) {
        if (!self.isOpen()) {
          self.trigger('open', {});
        }
  
        this.dataAdapter.query(params, function (data) {
          self.trigger('results:all', {
            data: data,
            query: params
          });
        });
      });
  
      this.on('query:append', function (params) {
        this.dataAdapter.query(params, function (data) {
          self.trigger('results:append', {
            data: data,
            query: params
          });
        });
      });
  
      this.on('keypress', function (evt) {
        var key = evt.which;
  
        if (self.isOpen()) {
          if (key === KEYS.ESC || (key === KEYS.UP && evt.altKey)) {
            self.close(evt);
  
            evt.preventDefault();
          } else if (key === KEYS.ENTER || key === KEYS.TAB) {
            self.trigger('results:select', {});
  
            evt.preventDefault();
          } else if ((key === KEYS.SPACE && evt.ctrlKey)) {
            self.trigger('results:toggle', {});
  
            evt.preventDefault();
          } else if (key === KEYS.UP) {
            self.trigger('results:previous', {});
  
            evt.preventDefault();
          } else if (key === KEYS.DOWN) {
            self.trigger('results:next', {});
  
            evt.preventDefault();
          }
        } else {
          if (key === KEYS.ENTER || key === KEYS.SPACE ||
              (key === KEYS.DOWN && evt.altKey)) {
            self.open();
  
            evt.preventDefault();
          }
        }
      });
    };
  
    Select2.prototype._syncAttributes = function () {
      this.options.set('disabled', this.$element.prop('disabled'));
  
      if (this.isDisabled()) {
        if (this.isOpen()) {
          this.close();
        }
  
        this.trigger('disable', {});
      } else {
        this.trigger('enable', {});
      }
    };
  
    Select2.prototype._isChangeMutation = function (mutations) {
      var self = this;
  
      if (mutations.addedNodes && mutations.addedNodes.length > 0) {
        for (var n = 0; n < mutations.addedNodes.length; n++) {
          var node = mutations.addedNodes[n];
  
          if (node.selected) {
            return true;
          }
        }
      } else if (mutations.removedNodes && mutations.removedNodes.length > 0) {
        return true;
      } else if (Array.isArray(mutations)) {
        return mutations.some(function (mutation) {
          return self._isChangeMutation(mutation);
        });
      }
  
      return false;
    };
  
    Select2.prototype._syncSubtree = function (mutations) {
      var changed = this._isChangeMutation(mutations);
      var self = this;
  
      // Only re-pull the data if we think there is a change
      if (changed) {
        this.dataAdapter.current(function (currentData) {
          self.trigger('selection:update', {
            data: currentData
          });
        });
      }
    };
  
    /**
     * Override the trigger method to automatically trigger pre-events when
     * there are events that can be prevented.
     */
    Select2.prototype.trigger = function (name, args) {
      var actualTrigger = Select2.__super__.trigger;
      var preTriggerMap = {
        'open': 'opening',
        'close': 'closing',
        'select': 'selecting',
        'unselect': 'unselecting',
        'clear': 'clearing'
      };
  
      if (args === undefined) {
        args = {};
      }
  
      if (name in preTriggerMap) {
        var preTriggerName = preTriggerMap[name];
        var preTriggerArgs = {
          prevented: false,
          name: name,
          args: args
        };
  
        actualTrigger.call(this, preTriggerName, preTriggerArgs);
  
        if (preTriggerArgs.prevented) {
          args.prevented = true;
  
          return;
        }
      }
  
      actualTrigger.call(this, name, args);
    };
  
    Select2.prototype.toggleDropdown = function () {
      if (this.isDisabled()) {
        return;
      }
  
      if (this.isOpen()) {
        this.close();
      } else {
        this.open();
      }
    };
  
    Select2.prototype.open = function () {
      if (this.isOpen()) {
        return;
      }
  
      if (this.isDisabled()) {
        return;
      }
  
      this.trigger('query', {});
    };
  
    Select2.prototype.close = function (evt) {
      if (!this.isOpen()) {
        return;
      }
  
      this.trigger('close', { originalEvent : evt });
    };
  
    /**
     * Helper method to abstract the "enabled" (not "disabled") state of this
     * object.
     *
     * @return {true} if the instance is not disabled.
     * @return {false} if the instance is disabled.
     */
    Select2.prototype.isEnabled = function () {
      return !this.isDisabled();
    };
  
    /**
     * Helper method to abstract the "disabled" state of this object.
     *
     * @return {true} if the disabled option is true.
     * @return {false} if the disabled option is false.
     */
    Select2.prototype.isDisabled = function () {
      return this.options.get('disabled');
    };
  
    Select2.prototype.isOpen = function () {
      return this.$container[0].classList.contains('select2-container--open');
    };
  
    Select2.prototype.hasFocus = function () {
      return this.$container[0].classList.contains('select2-container--focus');
    };
  
    Select2.prototype.focus = function (data) {
      // No need to re-trigger focus events if we are already focused
      if (this.hasFocus()) {
        return;
      }
  
      this.$container[0].classList.add('select2-container--focus');
      this.trigger('focus', {});
    };
  
    Select2.prototype.enable = function (args) {
      if (this.options.get('debug') && window.console && console.warn) {
        console.warn(
          'Select2: The `select2("enable")` method has been deprecated and will' +
          ' be removed in later Select2 versions. Use $element.prop("disabled")' +
          ' instead.'
        );
      }
  
      if (args == null || args.length === 0) {
        args = [true];
      }
  
      var disabled = !args[0];
  
      this.$element.prop('disabled', disabled);
    };
  
    Select2.prototype.data = function () {
      if (this.options.get('debug') &&
          arguments.length > 0 && window.console && console.warn) {
        console.warn(
          'Select2: Data can no longer be set using `select2("data")`. You ' +
          'should consider setting the value instead using `$element.val()`.'
        );
      }
  
      var data = [];
  
      this.dataAdapter.current(function (currentData) {
        data = currentData;
      });
  
      return data;
    };
  
    Select2.prototype.val = function (args) {
      if (this.options.get('debug') && window.console && console.warn) {
        console.warn(
          'Select2: The `select2("val")` method has been deprecated and will be' +
          ' removed in later Select2 versions. Use $element.val() instead.'
        );
      }
  
      if (args == null || args.length === 0) {
        return this.$element.val();
      }
  
      var newVal = args[0];
  
      if (Array.isArray(newVal)) {
        newVal = newVal.map(function (obj) {
          return obj.toString();
        });
      }
  
      this.$element.val(newVal).trigger('input').trigger('change');
    };
  
    Select2.prototype.destroy = function () {
      Utils.RemoveData(this.$container[0]);
      this.$container.remove();
  
      this._observer.disconnect();
      this._observer = null;
  
      this._syncA = null;
      this._syncS = null;
  
      this.$element.off('.select2');
      this.$element.attr('tabindex',
      Utils.GetData(this.$element[0], 'old-tabindex'));
  
      this.$element[0].classList.remove('select2-hidden-accessible');
      this.$element.attr('aria-hidden', 'false');
      Utils.RemoveData(this.$element[0]);
      this.$element.removeData('select2');
  
      this.dataAdapter.destroy();
      this.selection.destroy();
      this.dropdown.destroy();
      this.results.destroy();
  
      this.dataAdapter = null;
      this.selection = null;
      this.dropdown = null;
      this.results = null;
    };
  
    Select2.prototype.render = function () {
      var $container = $(
        '<span class="select2 select2-container">' +
          '<span class="selection"></span>' +
          '<span class="dropdown-wrapper" aria-hidden="true"></span>' +
        '</span>'
      );
  
      $container.attr('dir', this.options.get('dir'));
  
      this.$container = $container;
  
      this.$container[0].classList
        .add('select2-container--' + this.options.get('theme'));
  
      Utils.StoreData($container[0], 'element', this.$element);
  
      return $container;
    };
  
    return Select2;
  });
  
  S2.define('jquery-mousewheel',[
    'jquery'
  ], function ($) {
    // Used to shim jQuery.mousewheel for non-full builds.
    return $;
  });
  
  S2.define('jquery.select2',[
    'jquery',
    'jquery-mousewheel',
  
    './select2/core',
    './select2/defaults',
    './select2/utils'
  ], function ($, _, Select2, Defaults, Utils) {
    if ($.fn.select2 == null) {
      // All methods that should return the element
      var thisMethods = ['open', 'close', 'destroy'];
  
      $.fn.select2 = function (options) {
        options = options || {};
  
        if (typeof options === 'object') {
          this.each(function () {
            var instanceOptions = $.extend(true, {}, options);
  
            var instance = new Select2($(this), instanceOptions);
          });
  
          return this;
        } else if (typeof options === 'string') {
          var ret;
          var args = Array.prototype.slice.call(arguments, 1);
  
          this.each(function () {
            var instance = Utils.GetData(this, 'select2');
  
            if (instance == null && window.console && console.error) {
              console.error(
                'The select2(\'' + options + '\') method was called on an ' +
                'element that is not using Select2.'
              );
            }
  
            ret = instance[options].apply(instance, args);
          });
  
          // Check if we should be returning `this`
          if (thisMethods.indexOf(options) > -1) {
            return this;
          }
  
          return ret;
        } else {
          throw new Error('Invalid arguments for Select2: ' + options);
        }
      };
    }
  
    if ($.fn.select2.defaults == null) {
      $.fn.select2.defaults = Defaults;
    }
  
    return Select2;
  });
  
    // Return the AMD loader configuration so it can be used outside of this file
    return {
      define: S2.define,
      require: S2.require
    };
  }());
  
    // Autoload the jQuery bindings
    // We know that all of the modules exist above this, so we're safe
    var select2 = S2.require('jquery.select2');
  
    // Hold the AMD module references on the jQuery function that was just loaded
    // This allows Select2 to use the internal loader outside of this file, such
    // as in the language files.
    jQuery.fn.select2.amd = S2;
  
    // Return the Select2 instance for anyone who is importing it.
    return select2;
  }));
  

var select2dsn = $.fn.select2;
delete $.fn.select2;
$.fn.select2 = originalSelect2;