Merge 77b687d501 into 42b5c0a1f7

chore: update error message to error message given by rustc (error[E0596]) in hint

exercises/08_enums/enums1.rs

@@ -12,6 +12,7 @@ enum Message {
 fn main() {
     println!("{:?}", Message::Quit);
     println!("{:?}", Message::Echo);
+    println!("{:?}", Message::Resize);
     println!("{:?}", Message::Move);
     println!("{:?}", Message::ChangeColor);
 }

exercises/08_enums/enums2.rs

@@ -10,6 +10,12 @@ enum Message {
     // TODO: define the different variants used below
 }
 
+#[derive(Debug)]
+struct Point {
+    x: u8,
+    y: u8,
+}
+
 impl Message {
     fn call(&self) {
         println!("{:?}", self);
@@ -18,7 +24,8 @@ impl Message {
 
 fn main() {
     let messages = [
-        Message::Move { x: 10, y: 30 },
+        Message::Resize { w: 10, h: 30 },
+        Message::Move(Point { x: 10, y: 15 }),
         Message::Echo(String::from("hello world")),
         Message::ChangeColor(200, 255, 255),
         Message::Quit,

exercises/08_enums/enums3.rs

@@ -18,6 +18,8 @@ struct Point {
 
 struct State {
     color: (u8, u8, u8),
+    width: u8,
+    height: u8,
     position: Point,
     quit: bool,
     message: String,
@@ -36,6 +38,11 @@ impl State {
         self.message = s
     }
 
+    fn resize(&mut self, w: u8, h: u8) {
+        self.width = w;
+        self.height = h;
+    }
+
     fn move_position(&mut self, p: Point) {
         self.position = p;
     }
@@ -55,16 +62,21 @@ mod tests {
     fn test_match_message_call() {
         let mut state = State {
             quit: false,
+            width: 0,
+            height: 0,
             position: Point { x: 0, y: 0 },
             color: (0, 0, 0),
             message: "hello world".to_string(),
         };
         state.process(Message::ChangeColor(255, 0, 255));
         state.process(Message::Echo(String::from("Hello world!")));
+        state.process(Message::Resize { w: 10, h: 30 });
         state.process(Message::Move(Point { x: 10, y: 15 }));
         state.process(Message::Quit);
 
         assert_eq!(state.color, (255, 0, 255));
+        assert_eq!(state.width, 10);
+        assert_eq!(state.height, 30);
         assert_eq!(state.position.x, 10);
         assert_eq!(state.position.y, 15);
         assert_eq!(state.quit, true);

info.toml

@@ -318,7 +318,7 @@ name = "move_semantics1"
 path = "exercises/06_move_semantics/move_semantics1.rs"
 mode = "test"
 hint = """
-So you've got the "cannot borrow immutable local variable `vec` as mutable"
+So you've got the "cannot borrow `vec` as mutable, as it is not declared as mutable"
 error on the line where we push an element to the vector, right?
 
 The fix for this is going to be adding one keyword, and the addition is NOT on
@@ -465,7 +465,7 @@ path = "exercises/08_enums/enums2.rs"
 mode = "compile"
 hint = """
 You can create enumerations that have different variants with different types
-such as no data, anonymous structs, a single string, tuples, ...etc"""
+such as anonymous structs, structs, a single string, tuples, no data, ...etc"""
 
 [[exercises]]
 name = "enums3"