import { Semaphore } from "./Semaphore";
import { IDataHook } from "model-react";
/**
 * A semaphore that can be watched for unlocks, representing resources that could be locked.
 */
export declare class Resource {
    protected semaphore: Semaphore;
    protected name?: string;
    /**
     * Creates a new resource
     * @param name A name that can be used for debugging
     * @param concurrency The number of processes that may use the resource at a given time
     */
    constructor(name?: string, concurrency?: number);
    /**
     * Acquires the resource once it's available
     * @returns The release function to unlock the resource
     */
    acquire(): Promise<() => void>;
    /**
     * Checks whether the resource is currently locked
     * @param hook A hook to subscribe to changes
     * @returns Whether the resource is locked
     */
    isLocked(hook?: IDataHook): boolean;
    /**
     * Releases the resource
     */
    release(): void;
}
//# sourceMappingURL=Resource.d.ts.map