code: @Beta
      public static <T> T checkIsInstance(Class<T> class_, Object reference,
                                          @Nullable String errorMessage) {
          return checkIsInstance(class_, reference, errorMessage, EMPTY_ERROR_MESSAGE_ARGS);
      }
docs: Performs a runtime check if the reference is an instance of the provided class
  
  @param class_       the class to use
  @param reference    reference to check
  @param errorMessage the exception message to use if the check fails; will
  be converted to a string using {@link String#valueOf(Object)}
  @param <T>          the reference type
  @see Checks#checkIsInstance(Class, Object, String, Object...)