export type CastFunction<T = unknown> = (value: unknown) => T;
/** Returns the entries in this registry */
export declare function entries(): Map<string, CastFunction>;
/** Clears all user defined cast functions */
export declare function clear(): void;
/** Deletes a registered cast function */
export declare function remove(kind: string): boolean;
/** Returns true if the user defined cast function exists */
export declare function has(kind: string): boolean;
/** Sets a validation function for a user defined cast function */
export declare function set(name: string, function_: CastFunction): void;
/** Gets a validation function for a user defined cast function */
export declare function get(name: string): CastFunction | undefined;
export declare class NotRegistered extends Error {
    constructor(cast: string);
}
export declare const Enum: {
    Boolean: string;
    Number: string;
    String: string;
    DateTime: string;
};