code: public static <T extends ParameterDescription> ElementMatcher.Junction<T> is(ParameterDescription.InDefinedShape parameter) {
          return definedParameter(new EqualityMatcher<ParameterDescription.InDefinedShape>(parameter));
      }
docs: Exactly matches a given parameter as a {@link ParameterDescription} in its defined shape.
  
  @param parameter The parameter to match by its description
  @param <T>       The type of the matched object.
  @return An element matcher that exactly matches the given parameter in its defined shape.