Bones/node_modules/rxjs/observable/FromObservable.js
SOUTHERNCO\x2mjbyrn 7efe7605b8 Template Upload
2017-05-17 13:45:25 -04:00

71 lines
3.1 KiB
JavaScript

"use strict";
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 __());
};
var isArray_1 = require('../util/isArray');
var isFunction_1 = require('../util/isFunction');
var isPromise_1 = require('../util/isPromise');
var isScheduler_1 = require('../util/isScheduler');
var PromiseObservable_1 = require('./PromiseObservable');
var IteratorObservable_1 = require('./IteratorObservable');
var ArrayObservable_1 = require('./ArrayObservable');
var ArrayLikeObservable_1 = require('./ArrayLikeObservable');
var SymbolShim_1 = require('../util/SymbolShim');
var Observable_1 = require('../Observable');
var observeOn_1 = require('../operator/observeOn');
var isArrayLike = (function (x) { return x && typeof x.length === 'number'; });
var FromObservable = (function (_super) {
__extends(FromObservable, _super);
function FromObservable(ish, scheduler) {
_super.call(this, null);
this.ish = ish;
this.scheduler = scheduler;
}
FromObservable.create = function (ish, mapFnOrScheduler, thisArg, lastScheduler) {
var scheduler = null;
var mapFn = null;
if (isFunction_1.isFunction(mapFnOrScheduler)) {
scheduler = lastScheduler || null;
mapFn = mapFnOrScheduler;
}
else if (isScheduler_1.isScheduler(scheduler)) {
scheduler = mapFnOrScheduler;
}
if (ish != null) {
if (typeof ish[SymbolShim_1.SymbolShim.observable] === 'function') {
if (ish instanceof Observable_1.Observable && !scheduler) {
return ish;
}
return new FromObservable(ish, scheduler);
}
else if (isArray_1.isArray(ish)) {
return new ArrayObservable_1.ArrayObservable(ish, scheduler);
}
else if (isPromise_1.isPromise(ish)) {
return new PromiseObservable_1.PromiseObservable(ish, scheduler);
}
else if (typeof ish[SymbolShim_1.SymbolShim.iterator] === 'function' || typeof ish === 'string') {
return new IteratorObservable_1.IteratorObservable(ish, null, null, scheduler);
}
else if (isArrayLike(ish)) {
return new ArrayLikeObservable_1.ArrayLikeObservable(ish, mapFn, thisArg, scheduler);
}
}
throw new TypeError((ish !== null && typeof ish || ish) + ' is not observable');
};
FromObservable.prototype._subscribe = function (subscriber) {
var ish = this.ish;
var scheduler = this.scheduler;
if (scheduler == null) {
return ish[SymbolShim_1.SymbolShim.observable]().subscribe(subscriber);
}
else {
return ish[SymbolShim_1.SymbolShim.observable]().subscribe(new observeOn_1.ObserveOnSubscriber(subscriber, scheduler, 0));
}
};
return FromObservable;
}(Observable_1.Observable));
exports.FromObservable = FromObservable;
//# sourceMappingURL=FromObservable.js.map