finish traits2

LearningOS · Jan 21, 2025 · 7f947ba · 7f947ba
1 parent 978c123
commit 7f947ba
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/exercises/traits/traits2.rs b/exercises/traits/traits2.rs
@@ -15,6 +15,13 @@ trait AppendBar {
 }
 
 // TODO: Implement trait `AppendBar` for a vector of strings.
+impl AppendBar for Vec<String>{
+    fn append_bar(self) -> Self{
+        let mut s=self;
+        s.push(String::from("Bar"));
+        s
+    }
+}
 
 #[cfg(test)]
 mod tests {