import { MessageFunctionType, Result } from "../types";
export interface IsArrayUniqueErrors {
    TARGET_ARGUMENT_NOT_AN_ARRAY: MessageFunctionType;
}
export declare const IS_ARRAY_UNIQUE_ERRORS: IsArrayUniqueErrors;
/**
 * Tests whether all `array`'s values are unique.
 *
 * ### Example
 * ```
 * expect(isArrayUnique([1,2])).toBeTruthy()
 * ```
 *
 * @param array The array.
 */
export declare function isArrayUnique(array: any[]): Result<boolean | undefined>;