import { MessageFunctionType, Result } from '../types';
export interface IsHashErrors {
    TARGET_ARGUMENT_NOT_A_STRING: MessageFunctionType;
}
export declare const IS_HASH_ERRORS: IsHashErrors;
/**
 * Tests whether the `target` string is hashed using the `arg` algorithm
 *
 * ### Example
 * ```
 * expect(isHash('d94f3f016ae679c3008de268209132f2', 'md5').value).toBeTruthy()
 * ```
 *
 * @param target The target string
 * @param arg The arg
 */
export declare function isHash(target: string, arg: string): Result<boolean | undefined>;