Function updateTemplateRef

src/utils/instance.ts:80–105

(vm: ComponentInstance)

}

function updateTemplateRef(vm: ComponentInstance) {
  const rawBindings = vmStateManager.get(vm, 'rawBindings') || {}
  if (!rawBindings || !Object.keys(rawBindings).length) return

  const refs = vm.$refs
  const oldRefKeys = vmStateManager.get(vm, 'refs') || []
  for (let index = 0; index < oldRefKeys.length; index++) {
    const key = oldRefKeys[index]
    const setupValue = rawBindings[key]
    if (!refs[key] && setupValue && isRef(setupValue)) {
      setupValue.value = null
    }
  }

  const newKeys = Object.keys(refs)
  const validNewKeys = []
  for (let index = 0; index < newKeys.length; index++) {
    const key = newKeys[index]
    const setupValue = rawBindings[key]
    if (refs[key] && setupValue && isRef(setupValue)) {
      setupValue.value = refs[key]
      validNewKeys.push(key)
    }
  }
  vmStateManager.set(vm, 'refs', validNewKeys)
}

export function afterRender(vm: ComponentInstance) {
  const stack = [(vm as any)._vnode as VNode]