Function isReactClass

packages/utils/src/is-react.ts:8–16

(obj: any)

export const REACT_MEMO_TYPE = hasSymbol ? Symbol.for('react.memo') : 0xead3;

export function isReactClass(obj: any): obj is ComponentClass<any> {
  if (!obj) {
    return false;
  }
  if (obj.prototype && (obj.prototype.isReactComponent || obj.prototype instanceof Component)) {
    return true;
  }
  return false;
}

export function acceptsRef(obj: any): boolean {
  if (!obj) {