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@angular/fire

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import { Observable, SchedulerLike } from 'rxjs'; import { DocumentChange, DocumentChangeAction, DocumentChangeType, Query } from '../interfaces'; /** * Return a stream of document changes on a query. These results are not in sort order but in * order of occurence. */ export declare function docChanges<T>(query: Query, scheduler?: SchedulerLike): Observable<DocumentChangeAction<T>[]>; /** * Return a stream of document changes on a query. These results are in sort order. */ export declare function sortedChanges<T>(query: Query, events: DocumentChangeType[], scheduler?: SchedulerLike): Observable<DocumentChangeAction<T>[]>; /** * Combines the total result set from the current set of changes from an incoming set * of changes. */ export declare function combineChanges<T>(current: DocumentChange<T>[], changes: DocumentChange<T>[], events: DocumentChangeType[]): DocumentChange<T>[]; /** * Creates a new sorted array from a new change. * Build our own because we allow filtering of action types ('added', 'removed', 'modified') before scanning * and so we have greater control over change detection (by breaking ===) */ export declare function combineChange<T>(combined: DocumentChange<T>[], change: DocumentChange<T>): DocumentChange<T>[];