scrivito/src/scrivito_sdk/react_connect/is_class_component.ts

Scrivito is a professional, yet easy to use SaaS Enterprise Content Management Service, built for digital agencies and medium to large businesses. It is completely maintenance-free, cost-effective, and has unprecedented performance and security.

import { ComponentClass, ComponentType } from 'react';

export function isClassComponent<Props>(
  component: ComponentType<Props>
): component is ComponentClass<Props> {
  return (
    typeof component === 'function' &&
    component.prototype &&
    component.prototype.isReactComponent
  );
}