Function onEnter

packages/core/src/hooks/useInView.ts:69–85

()

    const activeIntersections = new WeakMap<Element, VoidFunction>()

    const onEnter = () => {
      if (to) {
        // @ts-expect-error – TODO: fix this type error
        api.start(to)
      }

      setIsInView(true)

      const cleanup = () => {
        if (from) {
          api.start(from)
        }
        setIsInView(false)
      }

      return once ? undefined : cleanup
    }

    const handleIntersection: IntersectionObserverCallback = entries => {
      entries.forEach(entry => {