CLIPPY COMPLAINS

diff --git a/src/main.rs b/src/main.rs
index 5df7139e50c0af557cb39a9abef04ec117e64654..26c43ddb8792e9e54d2855d3d9557a71dc7b5cb9 100644 (file)
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,7 +1,14 @@
-fn main() {
+trait Trait { }
+struct Struct;
+impl Trait for Struct { }
+
+fn optmap(s: Option<&Struct>) -> Option<&dyn Trait> {
+    match s {
+        Some(s) => Some(s),
+        None => None,
+    }
 }
 
-#[test]
-fn wombat() {
-    dbg!("wombat");
+fn main() {
+    optmap(None);
 }