import type { RuntimeContext } from "./state/context.js";
export type WithLockOptions = {
    ownerId?: string;
    timeoutMs?: number;
    warnAfterMs?: number;
};
export type LockRelease = () => void;
export declare function lockReleaserKey(name: string, ownerId: string): string;
export declare function acquireLocalLock(ctx: RuntimeContext<any>, name: string, opts?: WithLockOptions): Promise<LockRelease>;
export declare function runLocalLock<T>(ctx: RuntimeContext<any>, name: string, fn: () => T | Promise<T>, opts?: WithLockOptions): Promise<T>;
export declare function withLockOnCtx<T>(ctx: RuntimeContext<any>, name: string, fn: () => T | Promise<T>, opts?: WithLockOptions): Promise<T>;