import { Layer } from "@effect/core/io/Layer/definition";
import { Env } from "@tsplus/stdlib/service/Env";
/**
 * Returns a new layer whose output is mapped by the specified function.
 * @tsplus fluent ets/Layer map
 * @tsplus location "@effect/core/io/Layer/operations/map"
 */
export declare function map_<R, E, A, B>(self: Layer<R, E, A>, f: (a: Env<A>) => Env<B>): Layer<R, E, B>;
/**
 * Returns a new layer whose output is mapped by the specified function.
 * @tsplus static ets/Layer/Aspects map
 * @tsplus pipeable ets/Layer map
 * @tsplus location "@effect/core/io/Layer/operations/map"
 */
export declare const map: <A, B>(f: (a: import("@tsplus/stdlib/service/Env").Env<A>) => import("@tsplus/stdlib/service/Env").Env<B>) => <R, E>(self: import("../definition").Layer<R, E, A>) => import("../definition").Layer<R, E, B>;
//# sourceMappingURL=map.d.ts.map