import { AcquireParams, AcquireToken, IMutex, IReleaser } from "./types";
export declare class Mutex implements IMutex {
    private readonly _semaphore;
    constructor();
    runExclusive<T>(fn: () => Promise<T> | T): Promise<T>;
    runExclusive<T>(params: AcquireParams, fn: () => Promise<T> | T): Promise<T>;
    acquire(params?: {
        timeoutMs?: number;
    }, acquireToken?: AcquireToken): Promise<IReleaser>;
    cancel(errMessage?: string): Promise<void>;
    isLocked(): Promise<boolean>;
}
//# sourceMappingURL=mutex.d.ts.map