notecrumbs

commit 3c28578d5e160a58629d020d671be91efba10c0f
parent b4d8a72c9cda23a6511287a9c67eb108f7b00014
Author: William Casarin <jb55@jb55.com>
Date:   Thu, 18 Dec 2025 10:14:20 -0800

fix potential panic in ends_with

Signed-off-by: William Casarin <jb55@jb55.com>

Diffstat:
M
src/html.rs
 | 
8
++++++--

1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/src/html.rs b/src/html.rs
@@ -221,8 +221,12 @@ pub fn serve_note_json(
 }
 
 fn ends_with(haystack: &str, needle: &str) -> bool {
-    haystack.len() >= needle.len()
-        && haystack[haystack.len() - needle.len()..].eq_ignore_ascii_case(needle)
+    if haystack.len() < needle.len() {
+        return false;
+    }
+    haystack
+        .get(haystack.len() - needle.len()..)
+        .is_some_and(|tail| tail.eq_ignore_ascii_case(needle))
 }
 
 fn is_image(url: &str) -> bool {