import { Effect } from "@effect/core/io/Effect/definition";
import { Stream } from "@effect/core/stream/Stream/definition";
import { Channel } from "@effect/core/stream/Channel/definition/base";
import { Chunk } from "@tsplus/stdlib/collections/Chunk/definition";
/**
 * Finds the first element emitted by this stream that satisfies the provided
 * effectful predicate.
 * @tsplus static effect/core/stream/Stream.Aspects findEffect
 * @tsplus pipeable effect/core/stream/Stream findEffect
 * @tsplus location "@effect/core/stream/Stream/operations/findEffect"
 */
export declare function findEffect<R1, E1, A>(f: (a: A) => Effect<R1, E1, boolean>): <R, E>(self: import("../definition").Stream<R, E, A>) => import("../definition").Stream<R1 | R, E1 | E, A>;
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