/**
 *  Copyright 2023 OwlMeans
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
import { MaybeArray, Idish } from "./types";
export declare const normalizeValue: <Type>(value: MaybeArray<Type>) => Type[];
export declare const simplifyValue: <Type>(value: MaybeArray<Type>) => MaybeArray<Type> | undefined;
export declare const singleValue: <Type>(value: MaybeArray<Type>) => Type | undefined;
export declare const mapValue: <Type, Res>(value: MaybeArray<Type>, callback: (value: Type) => Promise<Res>) => Promise<Res[]>;
export declare const addToValue: <Type>(value: MaybeArray<Type> | undefined, add: MaybeArray<Type>) => MaybeArray<Type>;
export declare const extractId: (id: Idish) => string;
export declare const getDeepValue: <Type, Subject extends {}>(subject: Subject, key: string, def?: Type | undefined) => Type;
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