Function validateComponentName

packages/runtime-core/src/component.ts:790–799

(
  name: string,
  { isNativeTag }: AppConfig,
)

const isBuiltInTag = /*@__PURE__*/ makeMap('slot,component')

export function validateComponentName(
  name: string,
  { isNativeTag }: AppConfig,
): void {
  if (isBuiltInTag(name) || isNativeTag(name)) {
    warn(
      'Do not use built-in or reserved HTML elements as component id: ' + name,
    )
  }
}

export function isStatefulComponent(
  instance: ComponentInternalInstance,