15 lines
623 B
JavaScript
15 lines
623 B
JavaScript
|
import { isArray } from '../util/isArray';
|
||
|
import { CombineLatestOperator } from '../observable/combineLatest';
|
||
|
import { from } from '../observable/from';
|
||
|
const none = {};
|
||
|
export function combineLatest(...observables) {
|
||
|
let project = null;
|
||
|
if (typeof observables[observables.length - 1] === 'function') {
|
||
|
project = observables.pop();
|
||
|
}
|
||
|
if (observables.length === 1 && isArray(observables[0])) {
|
||
|
observables = observables[0].slice();
|
||
|
}
|
||
|
return (source) => source.lift.call(from([source, ...observables]), new CombineLatestOperator(project));
|
||
|
}
|
||
|
//# sourceMappingURL=combineLatest.js.map
|