Function verifyDirectivesHaveSelector

packages/core/src/render3/jit/module.ts:309–315

(type: Type<any>)

  }

  function verifyDirectivesHaveSelector(type: Type<any>): void {
    type = resolveForwardRef(type);
    const def = getDirectiveDef(type);
    if (!getComponentDef(type) && def && def.selectors.length == 0) {
      errors.push(`Directive ${stringifyForError(type)} has no selector, please add it!`);
    }
  }

  function verifyNotStandalone(type: Type<any>, moduleType: NgModuleType): void {
    type = resolveForwardRef(type);