.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 OuterSubscriber_1 = require("../OuterSubscriber");
  17 var subscribeToResult_1 = require("../util/subscribeToResult");
  18 function expand(project, concurrent, scheduler) {
  19     if (concurrent === void 0) { concurrent = Number.POSITIVE_INFINITY; }
  20     if (scheduler === void 0) { scheduler = undefined; }
  21     concurrent = (concurrent || 0) < 1 ? Number.POSITIVE_INFINITY : concurrent;
  22     return function (source) { return source.lift(new ExpandOperator(project, concurrent, scheduler)); };
  23 }
  24 exports.expand = expand;
  25 var ExpandOperator = (function () {
  26     function ExpandOperator(project, concurrent, scheduler) {
  27         this.project = project;
  28         this.concurrent = concurrent;
  29         this.scheduler = scheduler;
  30     }
  31     ExpandOperator.prototype.call = function (subscriber, source) {
  32         return source.subscribe(new ExpandSubscriber(subscriber, this.project, this.concurrent, this.scheduler));
  33     };
  34     return ExpandOperator;
  35 }());
  36 exports.ExpandOperator = ExpandOperator;
  37 var ExpandSubscriber = (function (_super) {
  38     __extends(ExpandSubscriber, _super);
  39     function ExpandSubscriber(destination, project, concurrent, scheduler) {
  40         var _this = _super.call(this, destination) || this;
  41         _this.project = project;
  42         _this.concurrent = concurrent;
  43         _this.scheduler = scheduler;
  44         _this.index = 0;
  45         _this.active = 0;
  46         _this.hasCompleted = false;
  47         if (concurrent < Number.POSITIVE_INFINITY) {
  48             _this.buffer = [];
  49         }
  50         return _this;
  51     }
  52     ExpandSubscriber.dispatch = function (arg) {
  53         var subscriber = arg.subscriber, result = arg.result, value = arg.value, index = arg.index;
  54         subscriber.subscribeToProjection(result, value, index);
  55     };
  56     ExpandSubscriber.prototype._next = function (value) {
  57         var destination = this.destination;
  58         if (destination.closed) {
  59             this._complete();
  60             return;
  61         }
  62         var index = this.index++;
  63         if (this.active < this.concurrent) {
  64             destination.next(value);
  65             try {
  66                 var project = this.project;
  67                 var result = project(value, index);
  68                 if (!this.scheduler) {
  69                     this.subscribeToProjection(result, value, index);
  70                 }
  71                 else {
  72                     var state = { subscriber: this, result: result, value: value, index: index };
  73                     var destination_1 = this.destination;
  74                     destination_1.add(this.scheduler.schedule(ExpandSubscriber.dispatch, 0, state));
  75                 }
  76             }
  77             catch (e) {
  78                 destination.error(e);
  79             }
  80         }
  81         else {
  82             this.buffer.push(value);
  83         }
  84     };
  85     ExpandSubscriber.prototype.subscribeToProjection = function (result, value, index) {
  86         this.active++;
  87         var destination = this.destination;
  88         destination.add(subscribeToResult_1.subscribeToResult(this, result, value, index));
  89     };
  90     ExpandSubscriber.prototype._complete = function () {
  91         this.hasCompleted = true;
  92         if (this.hasCompleted && this.active === 0) {
  93             this.destination.complete();
  94         }
  95         this.unsubscribe();
  96     };
  97     ExpandSubscriber.prototype.notifyNext = function (outerValue, innerValue, outerIndex, innerIndex, innerSub) {
  98         this._next(innerValue);
  99     };
 100     ExpandSubscriber.prototype.notifyComplete = function (innerSub) {
 101         var buffer = this.buffer;
 102         var destination = this.destination;
 103         destination.remove(innerSub);
 104         this.active--;
 105         if (buffer && buffer.length > 0) {
 106             this._next(buffer.shift());
 107         }
 108         if (this.hasCompleted && this.active === 0) {
 109             this.destination.complete();
 110         }
 111     };
 112     return ExpandSubscriber;
 113 }(OuterSubscriber_1.OuterSubscriber));
 114 exports.ExpandSubscriber = ExpandSubscriber;
 115 //# sourceMappingURL=expand.js.map