import { Chunk } from "@tsplus/stdlib/collections/Chunk/definition";
import { Sink } from "@effect/core/stream/Sink/definition/base";
import { Channel } from "@effect/core/stream/Channel/definition/base";
/**
 * Transforms this sink's input chunks. `f` must preserve chunking-invariance.
 * @tsplus static effect/core/stream/Sink.Aspects contramapChunks
 * @tsplus pipeable effect/core/stream/Sink contramapChunks
 * @tsplus location "@effect/core/stream/Sink/operations/contramapChunks"
 */
export declare function contramapChunks<In, In1>(f: (input: Chunk<In1>) => Chunk<In>): <R, E, L, Z>(self: import("../definition").Sink<R, E, In, L, Z>) => import("../definition").Sink<R, E, In1, L, Z>;
//# sourceMappingURL=contramapChunks.d.ts.map