@Override
    public List<String> getAdditionalProjections(TransformContext context) {
        return getAdditionalProjectionsFunction()
                // short-circuit updating the context if additional projections are not supported
                .map(unused -> super.getAdditionalProjections(updateContextIfNecessary(context)))
                .orElseGet(ListUtils::of);

    }
Gets the name that "__args" is to be rewritten to.

@return Returns the name to rewrite.
smithy-build/src/main/java/software/amazon/smithy/build/transforms/BackwardCompatHelper.java