.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 innerSubscribe_1 = require("../innerSubscribe");
  17 function distinct(keySelector, flushes) {
  18     return function (source) { return source.lift(new DistinctOperator(keySelector, flushes)); };
  19 }
  20 exports.distinct = distinct;
  21 var DistinctOperator = (function () {
  22     function DistinctOperator(keySelector, flushes) {
  23         this.keySelector = keySelector;
  24         this.flushes = flushes;
  25     }
  26     DistinctOperator.prototype.call = function (subscriber, source) {
  27         return source.subscribe(new DistinctSubscriber(subscriber, this.keySelector, this.flushes));
  28     };
  29     return DistinctOperator;
  30 }());
  31 var DistinctSubscriber = (function (_super) {
  32     __extends(DistinctSubscriber, _super);
  33     function DistinctSubscriber(destination, keySelector, flushes) {
  34         var _this = _super.call(this, destination) || this;
  35         _this.keySelector = keySelector;
  36         _this.values = new Set();
  37         if (flushes) {
  38             _this.add(innerSubscribe_1.innerSubscribe(flushes, new innerSubscribe_1.SimpleInnerSubscriber(_this)));
  39         }
  40         return _this;
  41     }
  42     DistinctSubscriber.prototype.notifyNext = function () {
  43         this.values.clear();
  44     };
  45     DistinctSubscriber.prototype.notifyError = function (error) {
  46         this._error(error);
  47     };
  48     DistinctSubscriber.prototype._next = function (value) {
  49         if (this.keySelector) {
  50             this._useKeySelector(value);
  51         }
  52         else {
  53             this._finalizeNext(value, value);
  54         }
  55     };
  56     DistinctSubscriber.prototype._useKeySelector = function (value) {
  57         var key;
  58         var destination = this.destination;
  59         try {
  60             key = this.keySelector(value);
  61         }
  62         catch (err) {
  63             destination.error(err);
  64             return;
  65         }
  66         this._finalizeNext(key, value);
  67     };
  68     DistinctSubscriber.prototype._finalizeNext = function (key, value) {
  69         var values = this.values;
  70         if (!values.has(key)) {
  71             values.add(key);
  72             this.destination.next(value);
  73         }
  74     };
  75     return DistinctSubscriber;
  76 }(innerSubscribe_1.SimpleOuterSubscriber));
  77 exports.DistinctSubscriber = DistinctSubscriber;
  78 //# sourceMappingURL=distinct.js.map