import { Layer } from "@effect/core/io/Layer/definition";
/**
 * Feeds the output services of this layer into the input of the specified
 * layer, resulting in a new layer with the inputs of this layer, and the
 * outputs of both layers.
 * @tsplus pipeable-operator effect/core/io/Layer >
 * @tsplus static effect/core/io/Layer.Aspects provideToAndMerge
 * @tsplus pipeable effect/core/io/Layer provideToAndMerge
 * @tsplus location "@effect/core/io/Layer/operations/provideToAndMerge"
 */
export declare function provideToAndMerge<RIn2, E2, ROut2>(that: Layer<RIn2, E2, ROut2>): <RIn, E, ROut>(self: import("../definition").Layer<RIn, E, ROut>) => import("../definition").Layer<RIn | Exclude<RIn2, ROut>, E2 | E, ROut2 | ROut>;
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