Add comment explainig use of for loop

Feature #14013

Arvados-DCO-1.1-Signed-off-by: Michal Klobukowski <michal.klobukowski@contractors.roche.com>

diff --git a/src/services/collection-service/collection-service.ts b/src/services/collection-service/collection-service.ts
index b154f40a951235aeed7f8b558baa297fe5bafbb3..d32434919e3d92701f5fd833422063ae295e5fb0 100644 (file)
--- a/src/services/collection-service/collection-service.ts
+++ b/src/services/collection-service/collection-service.ts
@@ -33,6 +33,7 @@ export class CollectionService extends CommonResourceService<CollectionResource>
     }
 
     async uploadFiles(collectionUuid: string, files: File[], onProgress?: UploadProgress) {
+        // files have to be uploaded sequentially
         for (let idx = 0; idx < files.length; idx++) {
             await this.uploadFile(collectionUuid, files[idx], idx, onProgress);
         }