import { AsyncIterableX } from '../../asynciterable/asynciterablex' ; import { toObservable } from '../../asynciterable/toobservable' ; import { Observable } from '../../observer' ; ignore export function toObservableProto < TSource > ( this ) { return toObservable ( this ) ; } AsyncIterableX . prototype . toObservable = toObservableProto ; declare module '../../asynciterable/asynciterablex' { interface AsyncIterableX < T > { toObservable : typeof toObservableProto ; } }