Function inject

packages/vuetify/src/framework.ts:153–161

(this: ComponentPublicInstance, key: InjectionKey<any> | string)

// Vue's inject() can only be used in setup
function inject (this: ComponentPublicInstance, key: InjectionKey<any> | string) {
  const vm = this.$

  const provides = vm.parent?.provides ?? vm.vnode.appContext?.provides

  if (provides && (key as any) in provides) {
    return provides[(key as string)]
  }
}