export declare const isMap: (val: unknown) => val is Map<any, any>;
export declare const isSet: (val: unknown) => val is Set<any>;
export declare const isDate: (val: unknown) => val is Date;
export declare const isRegExp: (val: unknown) => val is RegExp;
export declare const isPlainObject: (val: unknown) => val is Record<string, any>;
//# sourceMappingURL=primitive.d.ts.map