import { TArray } from "@effect/core/stm/TArray/definition";
import { STM } from "@effect/core/stm/STM/definition/base";
import { Maybe } from "@tsplus/stdlib/data/Maybe/definition";
/**
 * Atomically reduce the array, if non-empty, by a binary operator.
 * @tsplus static effect/core/stm/TArray.Aspects reduceMaybe
 * @tsplus pipeable effect/core/stm/TArray reduceMaybe
 * @tsplus location "@effect/core/stm/TArray/operations/reduceMaybe"
 */
export declare function reduceMaybe<A>(f: (x: A, y: A) => A): (self: TArray<A>) => STM<never, never, Maybe<A>>;
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