import { type AnyObject, type MaybePromise } from '@augment-vir/core';
export declare function getOrSetFromMap<MapKey extends object, MapValue>(map: WeakMap<MapKey, MapValue>, key: MapKey, createCallback: () => MapValue): MapValue;
export declare function getOrSetFromMap<MapKey, MapValue>(map: Map<MapKey, MapValue>, key: MapKey, createCallback: () => MapValue): MapValue;
export declare function getOrSetFromMap<MapKey extends object, MapValue>(map: WeakMap<MapKey, MapValue>, key: MapKey, createCallback: () => Promise<MapValue>): Promise<MapValue>;
export declare function getOrSetFromMap<MapKey, MapValue>(map: Map<MapKey, MapValue>, key: MapKey, createCallback: () => Promise<MapValue>): Promise<MapValue>;
export declare function getOrSetFromMap<MapKey extends object, MapValue>(map: WeakMap<MapKey, MapValue>, key: MapKey, createCallback: () => MaybePromise<MapValue>): MaybePromise<MapValue>;
export declare function getOrSetFromMap<MapKey, MapValue>(map: Map<MapKey, MapValue>, key: MapKey, createCallback: () => MaybePromise<MapValue>): MaybePromise<MapValue>;
export declare function getOrSet<OriginalObject extends AnyObject, Key extends keyof OriginalObject>(originalObject: OriginalObject, key: Key, createCallback: () => OriginalObject[Key]): Required<OriginalObject>[Key];
export declare function getOrSet<OriginalObject extends AnyObject, Key extends keyof OriginalObject>(originalObject: OriginalObject, key: Key, createCallback: () => Promise<OriginalObject[Key]>): Promise<Required<OriginalObject>[Key]>;
export declare function getOrSet<OriginalObject extends AnyObject, Key extends keyof OriginalObject>(originalObject: OriginalObject, key: Key, createCallback: () => MaybePromise<OriginalObject[Key]>): MaybePromise<Required<OriginalObject>[Key]>;