enums

exercises/08_enums/enums1.rs

@@ -2,11 +2,13 @@
 //
 // No hints this time! ;)
 
-// I AM NOT DONE
 
 #[derive(Debug)]
 enum Message {
-    // TODO: define a few types of messages as used below
+    Quit,
+    Echo,
+    Move,
+    ChangeColor,
 }
 
 fn main() {

exercises/08_enums/enums2.rs

@@ -3,11 +3,13 @@
 // Execute `rustlings hint enums2` or use the `hint` watch subcommand for a
 // hint.
 
-// I AM NOT DONE
 
 #[derive(Debug)]
 enum Message {
-    // TODO: define the different variants used below
+    Move {x: i32, y: i32},
+    Echo (String),
+    ChangeColor (i16, i16 ,i16),
+    Quit
 }
 
 impl Message {

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 (u8, u8, u8),
+    Echo (String),
+    Move (Point),
+    Quit,
 }
 
 struct Point {
@@ -41,9 +44,12 @@ impl State {
     }
 
     fn process(&mut self, message: Message) {
-        // TODO: create a match expression to process the different message variants
-        // Remember: When passing a tuple as a function argument, you'll need extra parentheses:
-        // fn function((t, u, p, l, e))
+        match message {
+            Message::ChangeColor(r, g, b) => self.change_color((r, g, b)),
+            Message::Echo(s) => self.echo(s),
+            Message::Move(p) => self.move_position(p),
+            Message::Quit => self.quit(),
+        }
     }
 }