import { Observable } from 'rxjs';
import { DynamicDataError } from '../DynamicDataError';
import { ChangeSetOperatorFunction } from '../ChangeSetOperatorFunction';
/**
 * Projects each update item to a new form using the specified transform function
 * @typeparam TDestination The type of the destination.
 * @typeparam TSource The type of the source.
 * @typeparam TKey The type of the key.
 * @param transformFactory The transform factory.
 * @param transformOnRefresh Should a new transform be applied when a refresh event is received
 * @param maximumConcurrency The maximum concurrent tasks used to perform transforms.
 * @param exceptionCallback callback when exceptions happen
 * @param forceTransform Invoke to force a new transform for items matching the selected objects
 */
export declare function transformPromise<TSource, TKey, TDestination>(transformFactory: (current: TSource, previous: TSource | undefined, key: TKey) => Promise<TDestination>, transformOnRefresh?: boolean, maximumConcurrency?: number, exceptionCallback?: (error: DynamicDataError<TSource, TKey>) => void, forceTransform?: Observable<(source: TSource, key: TKey) => boolean>): ChangeSetOperatorFunction<TSource, TKey, TDestination, TKey>;