Function Component

packages/core/src/hooks/useTransition.test.tsx:225–241

()

    let enterSpring: any = null

    function Component() {
      useSpring({ ref: springRef, from: { x: 0 }, to: { x: 1 } })
      const transition = toArray(
        useTransition(true, {
          ref: transRef,
          from: { n: 0 },
          enter: { n: 1 },
          leave: { n: 0 },
        })
      )[0]
      transition(style => {
        enterSpring = style.n
        return null
      })
      useChain([springRef, transRef])
      return null
    }

    await render(<Component />)