refactor: allow non-trailing commas in map macro

benpueschel · Aug 3, 2024 · ab6dceb · ab6dceb
1 parent 435a202
commit ab6dceb
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/config/colors.rs b/src/config/colors.rs
@@ -28,7 +28,10 @@ pub struct ColorValue {
 }
 
 macro_rules! map {
-    ($( $key: expr => $value:expr ),*) => {{
+    () => {
+        HashMap::new()
+    };
+    ($($key:expr => $value:expr),+ $(,)?) => {{
         let mut map = HashMap::new();
         $( map.insert($key, $value); )*
         map