Function setup

packages/runtime-core/__tests__/hmr.spec.ts:440–452

()

    const Parent: ComponentOptions = {
      setup() {
        const com1 = ref()
        const changeRef1 = (value: any) => (com1.value = value)

        const com2 = ref()
        const changeRef2 = (value: any) => (com2.value = value)

        return () => [
          h(Child, { ref: changeRef1 }),
          h(Child, { ref: changeRef2 }),
          com1.value?.count,
        ]
      },
    }

    render(h(Parent), root)