.config/coc/extensions/node_modules/coc-prettier/node_modules/rxjs/_esm2015/internal/operators/debounce.js

   1 import { SimpleOuterSubscriber, innerSubscribe, SimpleInnerSubscriber } from '../innerSubscribe';
   2 export function debounce(durationSelector) {
   3     return (source) => source.lift(new DebounceOperator(durationSelector));
   4 }
   5 class DebounceOperator {
   6     constructor(durationSelector) {
   7         this.durationSelector = durationSelector;
   8     }
   9     call(subscriber, source) {
  10         return source.subscribe(new DebounceSubscriber(subscriber, this.durationSelector));
  11     }
  12 }
  13 class DebounceSubscriber extends SimpleOuterSubscriber {
  14     constructor(destination, durationSelector) {
  15         super(destination);
  16         this.durationSelector = durationSelector;
  17         this.hasValue = false;
  18     }
  19     _next(value) {
  20         try {
  21             const result = this.durationSelector.call(this, value);
  22             if (result) {
  23                 this._tryNext(value, result);
  24             }
  25         }
  26         catch (err) {
  27             this.destination.error(err);
  28         }
  29     }
  30     _complete() {
  31         this.emitValue();
  32         this.destination.complete();
  33     }
  34     _tryNext(value, duration) {
  35         let subscription = this.durationSubscription;
  36         this.value = value;
  37         this.hasValue = true;
  38         if (subscription) {
  39             subscription.unsubscribe();
  40             this.remove(subscription);
  41         }
  42         subscription = innerSubscribe(duration, new SimpleInnerSubscriber(this));
  43         if (subscription && !subscription.closed) {
  44             this.add(this.durationSubscription = subscription);
  45         }
  46     }
  47     notifyNext() {
  48         this.emitValue();
  49     }
  50     notifyComplete() {
  51         this.emitValue();
  52     }
  53     emitValue() {
  54         if (this.hasValue) {
  55             const value = this.value;
  56             const subscription = this.durationSubscription;
  57             if (subscription) {
  58                 this.durationSubscription = undefined;
  59                 subscription.unsubscribe();
  60                 this.remove(subscription);
  61             }
  62             this.value = undefined;
  63             this.hasValue = false;
  64             super._next(value);
  65         }
  66     }
  67 }
  68 //# sourceMappingURL=debounce.js.map