@Override
    public Response push(Context context, Shape shape, Receiver next) {
        if (matchesAssertions(shape, context.getVars())) {
            return next.apply(context, shape);
        } else {
            return Response.CONTINUE;
        }
    }
Creates an AttributeValue from the given scope value.

<p>This is useful for pathing into scopes.
smithy-model/src/main/java/software/amazon/smithy/model/selector/ScopedAttributeSelector.java