tap.js
3.14 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return extendStatics(d, b);
}
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
var Subscriber_1 = require("../Subscriber");
var noop_1 = require("../util/noop");
var isFunction_1 = require("../util/isFunction");
function tap(nextOrObserver, error, complete) {
return function tapOperatorFunction(source) {
return source.lift(new DoOperator(nextOrObserver, error, complete));
};
}
exports.tap = tap;
var DoOperator = (function () {
function DoOperator(nextOrObserver, error, complete) {
this.nextOrObserver = nextOrObserver;
this.error = error;
this.complete = complete;
}
DoOperator.prototype.call = function (subscriber, source) {
return source.subscribe(new TapSubscriber(subscriber, this.nextOrObserver, this.error, this.complete));
};
return DoOperator;
}());
var TapSubscriber = (function (_super) {
__extends(TapSubscriber, _super);
function TapSubscriber(destination, observerOrNext, error, complete) {
var _this = _super.call(this, destination) || this;
_this._tapNext = noop_1.noop;
_this._tapError = noop_1.noop;
_this._tapComplete = noop_1.noop;
_this._tapError = error || noop_1.noop;
_this._tapComplete = complete || noop_1.noop;
if (isFunction_1.isFunction(observerOrNext)) {
_this._context = _this;
_this._tapNext = observerOrNext;
}
else if (observerOrNext) {
_this._context = observerOrNext;
_this._tapNext = observerOrNext.next || noop_1.noop;
_this._tapError = observerOrNext.error || noop_1.noop;
_this._tapComplete = observerOrNext.complete || noop_1.noop;
}
return _this;
}
TapSubscriber.prototype._next = function (value) {
try {
this._tapNext.call(this._context, value);
}
catch (err) {
this.destination.error(err);
return;
}
this.destination.next(value);
};
TapSubscriber.prototype._error = function (err) {
try {
this._tapError.call(this._context, err);
}
catch (err) {
this.destination.error(err);
return;
}
this.destination.error(err);
};
TapSubscriber.prototype._complete = function () {
try {
this._tapComplete.call(this._context);
}
catch (err) {
this.destination.error(err);
return;
}
return this.destination.complete();
};
return TapSubscriber;
}(Subscriber_1.Subscriber));
//# sourceMappingURL=tap.js.map