From c4a92b0b601bf880afc7315db986e9209ff01f5c Mon Sep 17 00:00:00 2001
From: Dave Hadka <dhadka@github.com>
Date: Mon, 13 Jul 2020 16:07:58 -0500
Subject: [PATCH] Update with reviewer feedback

---
 packages/cache/src/internal/downloadUtils.ts | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/packages/cache/src/internal/downloadUtils.ts b/packages/cache/src/internal/downloadUtils.ts
index 6286322f..69f162e9 100644
--- a/packages/cache/src/internal/downloadUtils.ts
+++ b/packages/cache/src/internal/downloadUtils.ts
@@ -120,12 +120,12 @@ export class DownloadProgress {
   }
 
   /**
-   * Callback used to update the progress.
-   *
-   * @param progress the progress event
+   * Returns a function used to handle TransferProgressEvents.
    */
-  onProgressCallback(progress: TransferProgressEvent): void {
-    this.setReceivedBytes(progress.loadedBytes)
+  onProgress(): (progress: TransferProgressEvent) => void {
+    return (progress: TransferProgressEvent) => {
+      this.setReceivedBytes(progress.loadedBytes)
+    }
   }
 
   /**
@@ -261,9 +261,7 @@ export async function downloadCacheStorageSDK(
           segmentSize,
           {
             concurrency: options.downloadConcurrency,
-            onProgress: downloadProgress.onProgressCallback.bind(
-              downloadProgress
-            )
+            onProgress: downloadProgress.onProgress()
           }
         )