finish traits1

cyz-ing · cyz-ing · commit acbf9dc496d7 · 2025-11-10T08:33:06.000Z
diff --git a/exercises/traits/traits1.rs b/exercises/traits/traits1.rs
@@ -15,6 +15,10 @@ trait AppendBar {
 
 impl AppendBar for String {
     // TODO: Implement `AppendBar` for type `String`.
+    fn append_bar(mut self) -> Self{
+        self.push_str("Bar");
+        return self
+    }
 }
 
 fn main() {

Original file line number	Diff line number	Diff line change
`@@ -15,6 +15,10 @@ trait AppendBar {`
`15`	`15`
`16`	`16`	`impl AppendBar for String {`
`17`	`17`	// TODO: Implement `AppendBar` for type `String`.
	`18`	`+ fn append_bar(mut self) -> Self{`
	`19`	`+ self.push_str("Bar");`
	`20`	`+ return self`
	`21`	`+ }`
`18`	`22`	`}`
`19`	`23`
`20`	`24`	`fn main() {`