.config/coc/extensions/node_modules/coc-prettier/node_modules/rxjs/internal/operators/expand.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 expand(project, concurrent, scheduler) {
  18     if (concurrent === void 0) { concurrent = Number.POSITIVE_INFINITY; }
  19     concurrent = (concurrent || 0) < 1 ? Number.POSITIVE_INFINITY : concurrent;
  20     return function (source) { return source.lift(new ExpandOperator(project, concurrent, scheduler)); };
  21 }
  22 exports.expand = expand;
  23 var ExpandOperator = (function () {
  24     function ExpandOperator(project, concurrent, scheduler) {
  25         this.project = project;
  26         this.concurrent = concurrent;
  27         this.scheduler = scheduler;
  28     }
  29     ExpandOperator.prototype.call = function (subscriber, source) {
  30         return source.subscribe(new ExpandSubscriber(subscriber, this.project, this.concurrent, this.scheduler));
  31     };
  32     return ExpandOperator;
  33 }());
  34 exports.ExpandOperator = ExpandOperator;
  35 var ExpandSubscriber = (function (_super) {
  36     __extends(ExpandSubscriber, _super);
  37     function ExpandSubscriber(destination, project, concurrent, scheduler) {
  38         var _this = _super.call(this, destination) || this;
  39         _this.project = project;
  40         _this.concurrent = concurrent;
  41         _this.scheduler = scheduler;
  42         _this.index = 0;
  43         _this.active = 0;
  44         _this.hasCompleted = false;
  45         if (concurrent < Number.POSITIVE_INFINITY) {
  46             _this.buffer = [];
  47         }
  48         return _this;
  49     }
  50     ExpandSubscriber.dispatch = function (arg) {
  51         var subscriber = arg.subscriber, result = arg.result, value = arg.value, index = arg.index;
  52         subscriber.subscribeToProjection(result, value, index);
  53     };
  54     ExpandSubscriber.prototype._next = function (value) {
  55         var destination = this.destination;
  56         if (destination.closed) {
  57             this._complete();
  58             return;
  59         }
  60         var index = this.index++;
  61         if (this.active < this.concurrent) {
  62             destination.next(value);
  63             try {
  64                 var project = this.project;
  65                 var result = project(value, index);
  66                 if (!this.scheduler) {
  67                     this.subscribeToProjection(result, value, index);
  68                 }
  69                 else {
  70                     var state = { subscriber: this, result: result, value: value, index: index };
  71                     var destination_1 = this.destination;
  72                     destination_1.add(this.scheduler.schedule(ExpandSubscriber.dispatch, 0, state));
  73                 }
  74             }
  75             catch (e) {
  76                 destination.error(e);
  77             }
  78         }
  79         else {
  80             this.buffer.push(value);
  81         }
  82     };
  83     ExpandSubscriber.prototype.subscribeToProjection = function (result, value, index) {
  84         this.active++;
  85         var destination = this.destination;
  86         destination.add(innerSubscribe_1.innerSubscribe(result, new innerSubscribe_1.SimpleInnerSubscriber(this)));
  87     };
  88     ExpandSubscriber.prototype._complete = function () {
  89         this.hasCompleted = true;
  90         if (this.hasCompleted && this.active === 0) {
  91             this.destination.complete();
  92         }
  93         this.unsubscribe();
  94     };
  95     ExpandSubscriber.prototype.notifyNext = function (innerValue) {
  96         this._next(innerValue);
  97     };
  98     ExpandSubscriber.prototype.notifyComplete = function () {
  99         var buffer = this.buffer;
 100         this.active--;
 101         if (buffer && buffer.length > 0) {
 102             this._next(buffer.shift());
 103         }
 104         if (this.hasCompleted && this.active === 0) {
 105             this.destination.complete();
 106         }
 107     };
 108     return ExpandSubscriber;
 109 }(innerSubscribe_1.SimpleOuterSubscriber));
 110 exports.ExpandSubscriber = ExpandSubscriber;
 111 //# sourceMappingURL=expand.js.map