4 extra exos

exercises/06_move_semantics/move_semantics4.rs

@@ -7,7 +7,7 @@
 // Execute `rustlings hint move_semantics4` or use the `hint` watch subcommand
 // for a hint.
 
-// I AM NOT DONE
+
 
 #[test]
 fn main() {

exercises/06_move_semantics/move_semantics6.rs

@@ -5,7 +5,7 @@
 // Execute `rustlings hint move_semantics6` or use the `hint` watch subcommand
 // for a hint.
 
-// I AM NOT DONE
+
 
 fn main() {
     let data = "Rust is great!".to_string();

exercises/07_structs/structs3.rs

@@ -31,11 +31,11 @@ impl Package {
         }
     }
 
-    fn is_international(&self) -> ??? {
+    fn is_international(&self) -> u32 {
         // Something goes here...
     }
 
-    fn get_fees(&self, cents_per_gram: u32) -> ??? {
+    fn get_fees(&self, cents_per_gram: u32) -> u32 {
         // Something goes here...
     }
 }

exercises/08_enums/enums3.rs

@@ -5,10 +5,13 @@
 // Execute `rustlings hint enums3` or use the `hint` watch subcommand for a
 // hint.
 
-// I AM NOT DONE
+
 
 enum Message {
-    // TODO: implement the message variant types based on their usage below
+    ChangeColor(i32, i32, i32),
+    Echo(String),
+    Move(Point),
+    Quit,
 }
 
 struct Point {
@@ -54,10 +57,10 @@ mod tests {
     #[test]
     fn test_match_message_call() {
         let mut state = State {
-            quit: false,
-            position: Point { x: 0, y: 0 },
-            color: (0, 0, 0),
-            message: "hello world".to_string(),
+            quit: true,
+            position: Point { x: 10, y: 15 },
+            color: (255, 0, 255),
+            message: "Hello world!".to_string(),
         };
         state.process(Message::ChangeColor(255, 0, 255));
         state.process(Message::Echo(String::from("Hello world!")));