@@ -220,7 +220,7 @@ export class _Exporter {
if (this._glTF.extensionsUsed == null) {
this._glTF.extensionsUsed = [];
}
-
+
if (this._glTF.extensionsUsed.indexOf(extension.name) === -1) {
this._glTF.extensionsUsed.push(extension.name);