1 | ;
|
2 | Object.defineProperty(exports, "__esModule", { value: true });
|
3 | var index_1 = require("../index");
|
4 | var ConcatProducer = /** @class */ (function () {
|
5 | function ConcatProducer(streams) {
|
6 | this.streams = streams;
|
7 | this.type = 'concat';
|
8 | this.out = null;
|
9 | this.i = 0;
|
10 | }
|
11 | ConcatProducer.prototype._start = function (out) {
|
12 | this.out = out;
|
13 | this.streams[this.i]._add(this);
|
14 | };
|
15 | ConcatProducer.prototype._stop = function () {
|
16 | var streams = this.streams;
|
17 | if (this.i < streams.length) {
|
18 | streams[this.i]._remove(this);
|
19 | }
|
20 | this.i = 0;
|
21 | this.out = null;
|
22 | };
|
23 | ConcatProducer.prototype._n = function (t) {
|
24 | var u = this.out;
|
25 | if (!u)
|
26 | return;
|
27 | u._n(t);
|
28 | };
|
29 | ConcatProducer.prototype._e = function (err) {
|
30 | var u = this.out;
|
31 | if (!u)
|
32 | return;
|
33 | u._e(err);
|
34 | };
|
35 | ConcatProducer.prototype._c = function () {
|
36 | var u = this.out;
|
37 | if (!u)
|
38 | return;
|
39 | var streams = this.streams;
|
40 | streams[this.i]._remove(this);
|
41 | if (++this.i < streams.length) {
|
42 | streams[this.i]._add(this);
|
43 | }
|
44 | else {
|
45 | u._c();
|
46 | }
|
47 | };
|
48 | return ConcatProducer;
|
49 | }());
|
50 | /**
|
51 | * Puts one stream after the other. *concat* is a factory that takes multiple
|
52 | * streams as arguments, and starts the `n+1`-th stream only when the `n`-th
|
53 | * stream has completed. It concatenates those streams together.
|
54 | *
|
55 | * Marble diagram:
|
56 | *
|
57 | * ```text
|
58 | * --1--2---3---4-|
|
59 | * ...............--a-b-c--d-|
|
60 | * concat
|
61 | * --1--2---3---4---a-b-c--d-|
|
62 | * ```
|
63 | *
|
64 | * Example:
|
65 | *
|
66 | * ```js
|
67 | * import concat from 'xstream/extra/concat'
|
68 | *
|
69 | * const streamA = xs.of('a', 'b', 'c')
|
70 | * const streamB = xs.of(10, 20, 30)
|
71 | * const streamC = xs.of('X', 'Y', 'Z')
|
72 | *
|
73 | * const outputStream = concat(streamA, streamB, streamC)
|
74 | *
|
75 | * outputStream.addListener({
|
76 | * next: (x) => console.log(x),
|
77 | * error: (err) => console.error(err),
|
78 | * complete: () => console.log('concat completed'),
|
79 | * })
|
80 | * ```
|
81 | *
|
82 | * @factory true
|
83 | * @param {Stream} stream1 A stream to concatenate together with other streams.
|
84 | * @param {Stream} stream2 A stream to concatenate together with other streams. Two
|
85 | * or more streams may be given as arguments.
|
86 | * @return {Stream}
|
87 | */
|
88 | function concat() {
|
89 | var streams = [];
|
90 | for (var _i = 0; _i < arguments.length; _i++) {
|
91 | streams[_i] = arguments[_i];
|
92 | }
|
93 | return new index_1.Stream(new ConcatProducer(streams));
|
94 | }
|
95 | exports.default = concat;
|
96 | //# sourceMappingURL=data:application/json;base64,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 |
\ | No newline at end of file |