From 25760dc6d23de4a264b1b6706cef7bfc82ec6370 Mon Sep 17 00:00:00 2001
From: ChaitanyaNaykodi-MSFT
 <67453298+ChaitanyaNaykodi-MSFT@users.noreply.github.com>
Date: Mon, 14 Sep 2020 23:29:11 -0700
Subject: [PATCH] Convert to lower case in switch function to cover edge cases.

If the image extension is in caps, the code will exit without resizing the image.
---
 ImageFunctions/Thumbnail.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ImageFunctions/Thumbnail.cs b/ImageFunctions/Thumbnail.cs
index 1623143..c69ba71 100644
--- a/ImageFunctions/Thumbnail.cs
+++ b/ImageFunctions/Thumbnail.cs
@@ -48,7 +48,7 @@ private static IImageEncoder GetEncoder(string extension)
 
             if (isSupported)
             {
-                switch (extension)
+                switch (extension.ToLower())
                 {
                     case "png":
                         encoder = new PngEncoder();