import { THub } from "@effect/core/stm/THub/definition";
import { STM } from "@effect/core/stm/STM/definition/base";
/**
 * The current number of values in the queue.
 * @tsplus getter effect/core/stm/THub/TDequeue size
 * @tsplus location "@effect/core/stm/THub/operations/TDequeue/size"
 */
export declare function size<A>(self: THub.TDequeue<A>): STM<never, never, number>;
//# sourceMappingURL=size.d.ts.map