import { type MutexGuard } from "./mutex.js";
import { Serializable, toDeserialized, toSerialized } from "../shared.js";
import type { SharedMemoryView } from "../types.js";
export declare class Condvar extends Serializable {
    #private;
    constructor(_buffer?: SharedArrayBuffer);
    blockingWait<T extends SharedMemoryView | void>(guard: MutexGuard<T>): void;
    /**
     * Asynchronously waits for a notification. Safe to use on the Main Thread.
     * @param guard The MutexGuard protecting the shared state.
     */
    wait<T extends SharedMemoryView | void>(guard: MutexGuard<T>): Promise<void>;
    /**
     * Wakes up one blocked thread waiting on this Condvar.
     */
    notifyOne(): void;
    /**
     * Wakes up all blocked threads waiting on this Condvar.
     */
    notifyAll(): void;
    [toSerialized](): readonly [SharedArrayBuffer];
    static [toDeserialized](obj: ReturnType<Condvar[typeof toSerialized]>[0]): Condvar;
}