import { Predicate } from "@tsplus/stdlib/data/Predicate";
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";
/**
 * Creates a pipeline that takes elements while the specified predicate
 * evaluates to `true`.
 * @tsplus static effect/core/stream/Stream.Aspects takeWhile
 * @tsplus pipeable effect/core/stream/Stream takeWhile
 * @tsplus location "@effect/core/stream/Stream/operations/takeWhile"
 */
export declare function takeWhile<A>(f: Predicate<A>): <R, E>(self: import("../definition").Stream<R, E, A>) => import("../definition").Stream<R, E, A>;
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