export type ExclusiveExecutionResult<T> = {
    executed: true;
    value: T;
} | {
    executed: false;
};
export interface ExecutionLockManager {
    runExclusive<T>(key: string, task: () => Promise<T>): Promise<ExclusiveExecutionResult<T>>;
    dispose?(): Promise<void>;
}
export declare function createInMemoryExecutionLockManager(): ExecutionLockManager;
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