type Constructor<T, TA = any> = new (...args: TA[]) => T;
type ExtendTypeWith<
  T extends Constructor<any>,
  OtherObject extends object
> = Constructor<InstanceType<T> & OtherObject, ConstructorParameters<T>>;
type Dictionary<TYPE> = { [key: string]: TYPE };

interface Extendable {
  [key: string]: any;
}