From cb7e9573ef92df7b779cfda37d50a10c578ae9bb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mikrut?=
 <41945903+qarmin@users.noreply.github.com>
Date: Tue, 26 Apr 2022 06:28:51 +0200
Subject: [PATCH] Show preview also for non lowercase extensions (#694)

---
 czkawka_gui/src/initialize_gui.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/czkawka_gui/src/initialize_gui.rs b/czkawka_gui/src/initialize_gui.rs
index 503ebd8..8995705 100644
--- a/czkawka_gui/src/initialize_gui.rs
+++ b/czkawka_gui/src/initialize_gui.rs
@@ -725,7 +725,7 @@ fn show_preview(
             }
 
             if let Some(extension) = Path::new(&name).extension() {
-                let extension = format!(".{}", extension.to_string_lossy());
+                let extension = format!(".{}", extension.to_string_lossy().to_lowercase());
                 if !RAW_IMAGE_EXTENSIONS.contains(&extension.as_str()) && !IMAGE_RS_EXTENSIONS.contains(&extension.as_str()) {
                     break 'dir;
                 }