import { SignInWithUserPasswordInput, SignInWithUserPasswordOutput } from '../types';
/**
 * Signs a user in using USER_PASSWORD_AUTH AuthFlowType
 *
 * @param input - The SignInWithUserPasswordInput object
 * @returns SignInWithUserPasswordOutput
 * @throws service: {@link InitiateAuthException } - Cognito service error thrown during the sign-in process.
 * @throws validation: {@link AuthValidationErrorCode  } - Validation errors thrown when either username or password
 *  are not defined.
 * @throws AuthTokenConfigException - Thrown when the token provider config is invalid.
 */
export declare function signInWithUserPassword(input: SignInWithUserPasswordInput): Promise<SignInWithUserPasswordOutput>;