//#region src/tus/stores/s3/semaphore.d.ts
/**
 * A semaphore implementation for controlling concurrent operations.
 * Used to limit the number of simultaneous part uploads to S3.
 */
declare class Semaphore {
  private permits;
  private queue;
  constructor(permits: number);
  private release;
  acquire(): Promise<() => void>;
}
//#endregion
export { Semaphore };
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