import { Collection } from "@tsplus/stdlib/collections/Collection/definition";
import { Effect } from "@effect/core/io/Effect/definition";
import { Chunk } from "@tsplus/stdlib/collections/Chunk/definition";
/**
 * Takes all elements so long as the effectual predicate returns true.
 * @tsplus static effect/core/io/Effect.Ops takeWhile
 * @tsplus location "@effect/core/io/Effect/operations/takeWhile"
 */
export declare function takeWhileEffect<R, E, A>(self: Collection<A>, f: (a: A) => Effect<R, E, boolean>): Effect<R, E, Chunk<A>>;
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