Fix bug in client.mjs

appveyor.yml

@@ -30,11 +30,11 @@ test_script:
       chmod -R 777 /appveyor/projects
       npm install
       npm run test -- --ignore-only
-      if [ $? -ne 0 ] ;
+      if [ $? -ne 0 ]; then
         exit 1
       fi
       npm run test:integration -- --ignore-only
-      if [ $? -ne 0 ] ;
+      if [ $? -ne 0 ]; then
         exit 1
       fi
 

core/client.mjs

@@ -118,7 +118,7 @@ export function request(config, path, filePath = null, redirects, fastRaw = fals
 
           // Do some cleanup in case we were in the middle of downloading file
           return fs.rm(filePath, function() {
-            reject(Util.combineStack(err))
+            reject(Util.combineStack(err, orgErr))
           })
         }
         // Let the pipeline do the resolving so it can finish flusing before calling resolve