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

   1 "use strict";
   2 var __extends = (this && this.__extends) || (function () {
   3     var extendStatics = function (d, b) {
   4         extendStatics = Object.setPrototypeOf ||
   5             ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
   6             function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
   7         return extendStatics(d, b);
   8     }
   9     return function (d, b) {
  10         extendStatics(d, b);
  11         function __() { this.constructor = d; }
  12         d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
  13     };
  14 })();
  15 Object.defineProperty(exports, "__esModule", { value: true });
  16 var OuterSubscriber_1 = require("../OuterSubscriber");
  17 var subscribeToResult_1 = require("../util/subscribeToResult");
  18 function distinct(keySelector, flushes) {
  19     return function (source) { return source.lift(new DistinctOperator(keySelector, flushes)); };
  20 }
  21 exports.distinct = distinct;
  22 var DistinctOperator = (function () {
  23     function DistinctOperator(keySelector, flushes) {
  24         this.keySelector = keySelector;
  25         this.flushes = flushes;
  26     }
  27     DistinctOperator.prototype.call = function (subscriber, source) {
  28         return source.subscribe(new DistinctSubscriber(subscriber, this.keySelector, this.flushes));
  29     };
  30     return DistinctOperator;
  31 }());
  32 var DistinctSubscriber = (function (_super) {
  33     __extends(DistinctSubscriber, _super);
  34     function DistinctSubscriber(destination, keySelector, flushes) {
  35         var _this = _super.call(this, destination) || this;
  36         _this.keySelector = keySelector;
  37         _this.values = new Set();
  38         if (flushes) {
  39             _this.add(subscribeToResult_1.subscribeToResult(_this, flushes));
  40         }
  41         return _this;
  42     }
  43     DistinctSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) {
  44         this.values.clear();
  45     };
  46     DistinctSubscriber.prototype.notifyError = function (error, innerSub) {
  47         this._error(error);
  48     };
  49     DistinctSubscriber.prototype._next = function (value) {
  50         if (this.keySelector) {
  51             this._useKeySelector(value);
  52         }
  53         else {
  54             this._finalizeNext(value, value);
  55         }
  56     };
  57     DistinctSubscriber.prototype._useKeySelector = function (value) {
  58         var key;
  59         var destination = this.destination;
  60         try {
  61             key = this.keySelector(value);
  62         }
  63         catch (err) {
  64             destination.error(err);
  65             return;
  66         }
  67         this._finalizeNext(key, value);
  68     };
  69     DistinctSubscriber.prototype._finalizeNext = function (key, value) {
  70         var values = this.values;
  71         if (!values.has(key)) {
  72             values.add(key);
  73             this.destination.next(value);
  74         }
  75     };
  76     return DistinctSubscriber;
  77 }(OuterSubscriber_1.OuterSubscriber));
  78 exports.DistinctSubscriber = DistinctSubscriber;
  79 //# sourceMappingURL=distinct.js.map