Method trackResult

packages/query-core/src/queryObserver.ts:264–286

(
    result: QueryObserverResult<TData, TError>,
    onPropTracked?: (key: keyof QueryObserverResult) => void,
  )

  }

  trackResult(
    result: QueryObserverResult<TData, TError>,
    onPropTracked?: (key: keyof QueryObserverResult) => void,
  ): QueryObserverResult<TData, TError> {
    return new Proxy(result, {
      get: (target, key) => {
        this.trackProp(key as keyof QueryObserverResult)
        onPropTracked?.(key as keyof QueryObserverResult)
        if (
          key === 'promise' &&
          !this.options.experimental_prefetchInRender &&
          this.#currentThenable.status === 'pending'
        ) {
          this.#currentThenable.reject(
            new Error(
              'experimental_prefetchInRender feature flag is not enabled',
            ),
          )
        }
        return Reflect.get(target, key)
      },
    })
  }

  trackProp(key: keyof QueryObserverResult) {
    this.#trackedProps.add(key)