import { Exit } from "@effect/core/io/Exit/definition";
import type { Failure } from "@effect/core/io/Exit/definition";
/**
 * Determines if the `Exit` result is a success.
 * @tsplus fluent effect/core/io/Exit isFailure
 * @tsplus location "@effect/core/io/Exit/operations/isFailure"
 */
export declare function isFailure<E, A>(self: Exit<E, A>): self is Failure<E>;
//# sourceMappingURL=isFailure.d.ts.map