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this.hasFailed?(this.subject.onError(this.error),this.controlledDisposable.dispose(),this.controlledDisposable=Pc):this.hasCompleted&&(this.subject.onCompleted(),this.controlledDisposable.dispose(),this.controlledDisposable=Pc),{numberOfItems:a,returnValue:!1}},request:function(a){this.disposeCurrentRequest();var b=this,c=this._processRequest(a),a=c.numberOfItems;return c.returnValue?Pc:(this.requestedCount=a,this.requestedDisposable=Oc(function(){b.requestedCount=0}),this.requestedDisposable)},disposeCurrentRequest:function(){this.requestedDisposable.dispose(),this.requestedDisposable=Pc}}),c}(wd);qd.controlled=function(a){return null==a&&(a=!0),new ee(this,a)};var ge=function(a){function b(a){this.subscription=this.source.subscribe(new d(a,this,this.subscription));var b=this;return ed.schedule(function(){b.source.request(1)}),this.subscription}function c(c){a.call(this,b,c),this.source=c}Dc(c,a);var d=function(a){function 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