import { TQueue } from "@effect/core/stm/TQueue/definition";
import { USTM } from "@effect/core/stm/STM/definition/base";
import { Maybe } from "@tsplus/stdlib/data/Maybe/definition";
/**
 * Views the next element in the queue without removing it, returning `None`
 * if the queue is empty.
 * @tsplus getter effect/core/stm/TQueue peekMaybe
 * @tsplus location "@effect/core/stm/TQueue/operations/peekMaybe"
 */
export declare function peekMaybe<A>(self: TQueue<A>): USTM<Maybe<A>>;
//# sourceMappingURL=peekMaybe.d.ts.map