1 | "use strict";
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2 | var __extends = (this && this.__extends) || (function () {
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3 | var extendStatics = function (d, b) {
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4 | extendStatics = Object.setPrototypeOf ||
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5 | ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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6 | function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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7 | return extendStatics(d, b);
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8 | }
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9 | return function (d, b) {
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10 | extendStatics(d, b);
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11 | function __() { this.constructor = d; }
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12 | d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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13 | };
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14 | })();
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15 | Object.defineProperty(exports, "__esModule", { value: true });
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16 | var Observable_1 = require("./Observable");
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17 | var Subscriber_1 = require("./Subscriber");
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18 | var Subscription_1 = require("./Subscription");
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19 | var ObjectUnsubscribedError_1 = require("./util/ObjectUnsubscribedError");
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20 | var SubjectSubscription_1 = require("./SubjectSubscription");
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21 | var rxSubscriber_1 = require("../internal/symbol/rxSubscriber");
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22 | var SubjectSubscriber = (function (_super) {
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23 | __extends(SubjectSubscriber, _super);
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24 | function SubjectSubscriber(destination) {
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25 | var _this = _super.call(this, destination) || this;
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26 | _this.destination = destination;
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27 | return _this;
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28 | }
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29 | return SubjectSubscriber;
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30 | }(Subscriber_1.Subscriber));
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31 | exports.SubjectSubscriber = SubjectSubscriber;
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32 | var Subject = (function (_super) {
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33 | __extends(Subject, _super);
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34 | function Subject() {
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35 | var _this = _super.call(this) || this;
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36 | _this.observers = [];
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37 | _this.closed = false;
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38 | _this.isStopped = false;
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39 | _this.hasError = false;
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40 | _this.thrownError = null;
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41 | return _this;
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42 | }
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43 | Subject.prototype[rxSubscriber_1.rxSubscriber] = function () {
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44 | return new SubjectSubscriber(this);
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45 | };
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46 | Subject.prototype.lift = function (operator) {
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47 | var subject = new AnonymousSubject(this, this);
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48 | subject.operator = operator;
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49 | return subject;
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50 | };
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51 | Subject.prototype.next = function (value) {
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52 | if (this.closed) {
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53 | throw new ObjectUnsubscribedError_1.ObjectUnsubscribedError();
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54 | }
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55 | if (!this.isStopped) {
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56 | var observers = this.observers;
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57 | var len = observers.length;
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58 | var copy = observers.slice();
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59 | for (var i = 0; i < len; i++) {
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60 | copy[i].next(value);
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61 | }
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62 | }
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63 | };
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64 | Subject.prototype.error = function (err) {
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65 | if (this.closed) {
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66 | throw new ObjectUnsubscribedError_1.ObjectUnsubscribedError();
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67 | }
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68 | this.hasError = true;
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69 | this.thrownError = err;
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70 | this.isStopped = true;
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71 | var observers = this.observers;
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72 | var len = observers.length;
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73 | var copy = observers.slice();
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74 | for (var i = 0; i < len; i++) {
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75 | copy[i].error(err);
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76 | }
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77 | this.observers.length = 0;
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78 | };
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79 | Subject.prototype.complete = function () {
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80 | if (this.closed) {
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81 | throw new ObjectUnsubscribedError_1.ObjectUnsubscribedError();
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82 | }
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83 | this.isStopped = true;
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84 | var observers = this.observers;
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85 | var len = observers.length;
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86 | var copy = observers.slice();
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87 | for (var i = 0; i < len; i++) {
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88 | copy[i].complete();
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89 | }
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90 | this.observers.length = 0;
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91 | };
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92 | Subject.prototype.unsubscribe = function () {
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93 | this.isStopped = true;
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94 | this.closed = true;
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95 | this.observers = null;
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96 | };
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97 | Subject.prototype._trySubscribe = function (subscriber) {
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98 | if (this.closed) {
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99 | throw new ObjectUnsubscribedError_1.ObjectUnsubscribedError();
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100 | }
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101 | else {
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102 | return _super.prototype._trySubscribe.call(this, subscriber);
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103 | }
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104 | };
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105 | Subject.prototype._subscribe = function (subscriber) {
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106 | if (this.closed) {
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107 | throw new ObjectUnsubscribedError_1.ObjectUnsubscribedError();
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108 | }
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109 | else if (this.hasError) {
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110 | subscriber.error(this.thrownError);
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111 | return Subscription_1.Subscription.EMPTY;
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112 | }
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113 | else if (this.isStopped) {
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114 | subscriber.complete();
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115 | return Subscription_1.Subscription.EMPTY;
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116 | }
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117 | else {
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118 | this.observers.push(subscriber);
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119 | return new SubjectSubscription_1.SubjectSubscription(this, subscriber);
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120 | }
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121 | };
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122 | Subject.prototype.asObservable = function () {
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123 | var observable = new Observable_1.Observable();
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124 | observable.source = this;
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125 | return observable;
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126 | };
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127 | Subject.create = function (destination, source) {
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128 | return new AnonymousSubject(destination, source);
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129 | };
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130 | return Subject;
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131 | }(Observable_1.Observable));
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132 | exports.Subject = Subject;
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133 | var AnonymousSubject = (function (_super) {
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134 | __extends(AnonymousSubject, _super);
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135 | function AnonymousSubject(destination, source) {
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136 | var _this = _super.call(this) || this;
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137 | _this.destination = destination;
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138 | _this.source = source;
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139 | return _this;
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140 | }
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141 | AnonymousSubject.prototype.next = function (value) {
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142 | var destination = this.destination;
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143 | if (destination && destination.next) {
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144 | destination.next(value);
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145 | }
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146 | };
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147 | AnonymousSubject.prototype.error = function (err) {
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148 | var destination = this.destination;
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149 | if (destination && destination.error) {
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150 | this.destination.error(err);
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151 | }
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152 | };
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153 | AnonymousSubject.prototype.complete = function () {
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154 | var destination = this.destination;
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155 | if (destination && destination.complete) {
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156 | this.destination.complete();
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157 | }
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158 | };
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159 | AnonymousSubject.prototype._subscribe = function (subscriber) {
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160 | var source = this.source;
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161 | if (source) {
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162 | return this.source.subscribe(subscriber);
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163 | }
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164 | else {
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165 | return Subscription_1.Subscription.EMPTY;
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166 | }
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167 | };
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168 | return AnonymousSubject;
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169 | }(Subject));
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170 | exports.AnonymousSubject = AnonymousSubject;
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171 |
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