Method isStale

packages/query-core/src/query.ts:297–307

()

  }

  isStale(): boolean {
    // check observers first, their `isStale` has the source of truth
    // calculated with `isStaleByTime` and it takes `enabled` into account
    if (this.getObserversCount() > 0) {
      return this.observers.some(
        (observer) => observer.getCurrentResult().isStale,
      )
    }

    return this.state.data === undefined || this.state.isInvalidated
  }

  isStaleByTime(staleTime: StaleTime = 0): boolean {
    // no data is always stale