| |
| import { isArray } from '../util/isArray'; |
| import { CombineLatestOperator } from '../observable/combineLatest'; |
| import { from } from '../observable/from'; |
| import { Observable } from '../Observable'; |
| import { ObservableInput, OperatorFunction } from '../types'; |
| |
| const none = {}; |
| |
| /* tslint:disable:max-line-length */ |
| /** @deprecated Deprecated in favor of static combineLatest. */ |
| export function combineLatest<T, R>(project: (v1: T) => R): OperatorFunction<T, R>; |
| /** @deprecated Deprecated in favor of static combineLatest. */ |
| export function combineLatest<T, T2, R>(v2: ObservableInput<T2>, project: (v1: T, v2: T2) => R): OperatorFunction<T, R>; |
| /** @deprecated Deprecated in favor of static combineLatest. */ |
| export function combineLatest<T, T2, T3, R>(v2: ObservableInput<T2>, v3: ObservableInput<T3>, project: (v1: T, v2: T2, v3: T3) => R): OperatorFunction<T, R>; |
| /** @deprecated Deprecated in favor of static combineLatest. */ |
| export function combineLatest<T, T2, T3, T4, R>(v2: ObservableInput<T2>, v3: ObservableInput<T3>, v4: ObservableInput<T4>, project: (v1: T, v2: T2, v3: T3, v4: T4) => R): OperatorFunction<T, R>; |
| /** @deprecated Deprecated in favor of static combineLatest. */ |
| export function combineLatest<T, T2, T3, T4, T5, R>(v2: ObservableInput<T2>, v3: ObservableInput<T3>, v4: ObservableInput<T4>, v5: ObservableInput<T5>, project: (v1: T, v2: T2, v3: T3, v4: T4, v5: T5) => R): OperatorFunction<T, R>; |
| /** @deprecated Deprecated in favor of static combineLatest. */ |
| export function combineLatest<T, T2, T3, T4, T5, T6, R>(v2: ObservableInput<T2>, v3: ObservableInput<T3>, v4: ObservableInput<T4>, v5: ObservableInput<T5>, v6: ObservableInput<T6>, project: (v1: T, v2: T2, v3: T3, v4: T4, v5: T5, v6: T6) => R): OperatorFunction<T, R> ; |
| /** @deprecated Deprecated in favor of static combineLatest. */ |
| export function combineLatest<T, T2>(v2: ObservableInput<T2>): OperatorFunction<T, [T, T2]>; |
| /** @deprecated Deprecated in favor of static combineLatest. */ |
| export function combineLatest<T, T2, T3>(v2: ObservableInput<T2>, v3: ObservableInput<T3>): OperatorFunction<T, [T, T2, T3]>; |
| /** @deprecated Deprecated in favor of static combineLatest. */ |
| export function combineLatest<T, T2, T3, T4>(v2: ObservableInput<T2>, v3: ObservableInput<T3>, v4: ObservableInput<T4>): OperatorFunction<T, [T, T2, T3, T4]>; |
| /** @deprecated Deprecated in favor of static combineLatest. */ |
| export function combineLatest<T, T2, T3, T4, T5>(v2: ObservableInput<T2>, v3: ObservableInput<T3>, v4: ObservableInput<T4>, v5: ObservableInput<T5>): OperatorFunction<T, [T, T2, T3, T4, T5]>; |
| /** @deprecated Deprecated in favor of static combineLatest. */ |
| export function combineLatest<T, T2, T3, T4, T5, T6>(v2: ObservableInput<T2>, v3: ObservableInput<T3>, v4: ObservableInput<T4>, v5: ObservableInput<T5>, v6: ObservableInput<T6>): OperatorFunction<T, [T, T2, T3, T4, T5, T6]> ; |
| /** @deprecated Deprecated in favor of static combineLatest. */ |
| export function combineLatest<T, R>(...observables: Array<ObservableInput<T> | ((...values: Array<T>) => R)>): OperatorFunction<T, R>; |
| /** @deprecated Deprecated in favor of static combineLatest. */ |
| export function combineLatest<T, R>(array: ObservableInput<T>[]): OperatorFunction<T, Array<T>>; |
| /** @deprecated Deprecated in favor of static combineLatest. */ |
| export function combineLatest<T, TOther, R>(array: ObservableInput<TOther>[], project: (v1: T, ...values: Array<TOther>) => R): OperatorFunction<T, R>; |
| /* tslint:enable:max-line-length */ |
| |
| /** |
| * @deprecated Deprecated in favor of static {@link combineLatest}. |
| */ |
| export function combineLatest<T, R>(...observables: Array<ObservableInput<any> | |
| Array<ObservableInput<any>> | |
| ((...values: Array<any>) => R)>): OperatorFunction<T, R> { |
| let project: (...values: Array<any>) => R = null; |
| if (typeof observables[observables.length - 1] === 'function') { |
| project = <(...values: Array<any>) => R>observables.pop(); |
| } |
| |
| // if the first and only other argument besides the resultSelector is an array |
| // assume it's been called with `combineLatest([obs1, obs2, obs3], project)` |
| if (observables.length === 1 && isArray(observables[0])) { |
| observables = (<any>observables[0]).slice(); |
| } |
| |
| return (source: Observable<T>) => source.lift.call(from([source, ...observables]), new CombineLatestOperator(project)); |
| } |