writeAttributes(config.getAttributes());

        if (spec.isIncludeArtifacts()) {
            writeArtifacts(config.getArtifacts());
        }
        if (spec.isIncludeExtensions()) {
            writeExtensions(config.getExtendedConfigurations(), spec.isIncludeExtensionsRecursively());
        }

        if (spec.isIncludeVariants()) {
            writeSecondaryVariants(config.getSecondaryVariants());
        }