72 lines
2.6 KiB
JavaScript
Executable File
72 lines
2.6 KiB
JavaScript
Executable File
/** PURE_IMPORTS_START .._Observable,._ScalarObservable,._EmptyObservable PURE_IMPORTS_END */
|
|
var __extends = (this && this.__extends) || function (d, b) {
|
|
for (var p in b)
|
|
if (b.hasOwnProperty(p))
|
|
d[p] = b[p];
|
|
function __() { this.constructor = d; }
|
|
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
|
|
};
|
|
import { Observable } from '../Observable';
|
|
import { ScalarObservable } from './ScalarObservable';
|
|
import { EmptyObservable } from './EmptyObservable';
|
|
/**
|
|
* We need this JSDoc comment for affecting ESDoc.
|
|
* @extends {Ignored}
|
|
* @hide true
|
|
*/
|
|
export var ArrayLikeObservable = /*@__PURE__*/ (/*@__PURE__*/ function (_super) {
|
|
__extends(ArrayLikeObservable, _super);
|
|
function ArrayLikeObservable(arrayLike, scheduler) {
|
|
_super.call(this);
|
|
this.arrayLike = arrayLike;
|
|
this.scheduler = scheduler;
|
|
if (!scheduler && arrayLike.length === 1) {
|
|
this._isScalar = true;
|
|
this.value = arrayLike[0];
|
|
}
|
|
}
|
|
ArrayLikeObservable.create = function (arrayLike, scheduler) {
|
|
var length = arrayLike.length;
|
|
if (length === 0) {
|
|
return new EmptyObservable();
|
|
}
|
|
else if (length === 1) {
|
|
return new ScalarObservable(arrayLike[0], scheduler);
|
|
}
|
|
else {
|
|
return new ArrayLikeObservable(arrayLike, scheduler);
|
|
}
|
|
};
|
|
ArrayLikeObservable.dispatch = function (state) {
|
|
var arrayLike = state.arrayLike, index = state.index, length = state.length, subscriber = state.subscriber;
|
|
if (subscriber.closed) {
|
|
return;
|
|
}
|
|
if (index >= length) {
|
|
subscriber.complete();
|
|
return;
|
|
}
|
|
subscriber.next(arrayLike[index]);
|
|
state.index = index + 1;
|
|
this.schedule(state);
|
|
};
|
|
/** @deprecated internal use only */ ArrayLikeObservable.prototype._subscribe = function (subscriber) {
|
|
var index = 0;
|
|
var _a = this, arrayLike = _a.arrayLike, scheduler = _a.scheduler;
|
|
var length = arrayLike.length;
|
|
if (scheduler) {
|
|
return scheduler.schedule(ArrayLikeObservable.dispatch, 0, {
|
|
arrayLike: arrayLike, index: index, length: length, subscriber: subscriber
|
|
});
|
|
}
|
|
else {
|
|
for (var i = 0; i < length && !subscriber.closed; i++) {
|
|
subscriber.next(arrayLike[i]);
|
|
}
|
|
subscriber.complete();
|
|
}
|
|
};
|
|
return ArrayLikeObservable;
|
|
}(Observable));
|
|
//# sourceMappingURL=ArrayLikeObservable.js.map
|