import { Effect } from "@effect/core/io/Effect/definition";
/**
 * Returns whether this effect is a success.
 * @tsplus fluent ets/Effect isSuccess
 * @tsplus location "@effect/core/io/Effect/operations/isSuccess"
 */
export declare function isSuccess<R, E, A>(self: Effect<R, E, A>, __tsplusTrace?: string): Effect<R, never, boolean>;
//# sourceMappingURL=isSuccess.d.ts.map