hunk.code_window:       ));
       const send = () => {
         if (hasValue) {
           subscriber.next(sendValue!);
           !isComplete && startThrottle(sendValue!);
         }
  
hunk.labels: keep keep keep keep replace replace keep
hunk.after_edit:         // Ensure we clear out our value and hasValue flag
           // before we emit, otherwise reentrant code can cause
           // issues here.
           hasValue = false;
           const value = sendValue!;
           sendValue = null;
           // Emit the value.
           subscriber.next(value);
           !isComplete && startThrottle(value);
  
hunk.file_path: src/internal/operators/throttle.ts
hunk.type: replace
file: type SetIntervalFunction = (handler: () => void, timeout?: number, ...args: any[]) => number;
  type ClearIntervalFunction = (handle: number) => void;
  
  interface IntervalProvider {
    setInterval: SetIntervalFunction;
    clearInterval: ClearIntervalFunction;
    delegate:
      | {
          setInterval: SetIntervalFunction;
          clearInterval: ClearIntervalFunction;
        }
      | undefined;
  }
  
  export const intervalProvider: IntervalProvider = {
    // When accessing the delegate, use the variable rather than `this` so that
    // the functions can be called without being bound to the provider.
    setInterval(...args) {
      const { delegate } = intervalProvider;
      return (delegate?.setInterval || setInterval)(...args);
    },
    clearInterval(handle) {
      const { delegate } = intervalProvider;
      return (delegate?.clearInterval || clearInterval)(handle);
    },
    delegate: undefined,
  };
  