text: /**
    @license
    Apache License 2.0 https://github.com/ReactiveX/RxJS/blob/master/LICENSE.txt
   **/
  /**
    @license
    Apache License 2.0 https://github.com/ReactiveX/RxJS/blob/master/LICENSE.txt
   **/
  /*
   *****************************************************************************
  Copyright (c) Microsoft Corporation. All rights reserved.
  Licensed under the Apache License, Version 2.0 (the "License"); you may not use
  this file except in compliance with the License. You may obtain a copy of the
  License at http://www.apache.org/licenses/LICENSE-2.0
  
  THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
  WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
  MERCHANTABLITY OR NON-INFRINGEMENT.
  
  See the Apache Version 2.0 License for specific language governing permissions
  and limitations under the License.
  *****************************************************************************/
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  Nd=function(c){function a(b,a,g){b=c.call(this,b)||this;b.keySelector=g;b.hasKey=!1;"function"===typeof a&&(b.compare=a);return b}d(a,c);a.prototype.compare=function(b,a){return b===a};a.prototype._next=function(b){var a=b;if(this.keySelector&&(a=n(this.keySelector)(b),a===q))return this.destination.error(q.e);var c=!1;if(this.hasKey){if(c=n(this.compare)(this.key,a),c===q)return this.destination.error(q.e)}else this.hasKey=!0;!1===!!c&&(this.key=a,this.destination.next(b))};return a}(p),kc=function(){function c(a,
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