private static Function<Method, String> createTransform(final Graph.Features.FeatureSet features) {
        return FunctionUtils.wrapFunction((m) -> ">-- " + m.getName().substring(prefixLength) + ": " + m.invoke(features).toString() + LINE_SEPARATOR);
    }
Construct the representation for a {@link Graph}.

@param internalString a mapper {@link String} that appends to the end of the standard representation
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/structure/util/StringFactory.java