import * as check from "../../../../sync/check/dictionary";
export declare type MaybeHasKeysErrorCodeType = check.HasKeysErrorCode;
export declare function checkMaybeHasKeys<T extends string>(mixed: any, keys: T[]): undefined | MaybeHasKeysErrorCodeType;
export declare type MaybeNotHasKeysErrorCodeType = check.NotHasKeysErrorCode;
export declare function checkMaybeNotHasKeys<T extends string>(mixed: any, keys: T[]): undefined | MaybeNotHasKeysErrorCodeType;