docs: public boolean isProxyOrSubTypeOf(JvmTypeReference candidate, Class<?> jvmSuperType,
  			Class<? extends XtendTypeDeclaration> sarlSuperType, boolean onlyInterface) {
  		if (candidate.eIsProxy()) {
  			return true;
  		}
  		return isSubTypeOf(candidate, jvmSuperType, sarlSuperType, onlyInterface);
  	}