Function registerHMR

packages/runtime-core/src/hmr.ts:60–68

(instance: ComponentInternalInstance)

> = new Map()

export function registerHMR(instance: ComponentInternalInstance): void {
  const id = instance.type.__hmrId!
  let record = map.get(id)
  if (!record) {
    createRecord(id, instance.type as HMRComponent)
    record = map.get(id)!
  }
  record.instances.add(instance)
}

export function unregisterHMR(instance: ComponentInternalInstance): void {
  map.get(instance.type.__hmrId!)!.instances.delete(instance)