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Finished enums

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This commit is contained in:
Justin Kelz 2022-03-24 22:06:04 -07:00
parent 6e0e3dbc60
commit 892f693cfd
1 changed files with 13 additions and 2 deletions
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15
exercises/enums/enums3.rs
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@ -1,10 +1,15 @@
// enums3.rs
// Address all the TODOs to make the tests pass!
// I AM NOT DONE
// Hey, Future Justin! Come back and really dig through this. You had to use https://gist.github.com/Coutlaw/89dd16a5f7eb852c4ee44a3094bcdc09#file-enums_solution-rs,
// But you barely hacked through this
enum Message {
// TODO: implement the message variant types based on their usage below
ChangeColor((u8,u8,u8)),
Echo(String),
Move{x:u8,y:u8},
Quit,
}
struct Point {
@ -37,6 +42,12 @@ impl State {
fn process(&mut self, message: Message) {
// TODO: create a match expression to process the different message variants
match message{
Message::ChangeColor((r, g, b)) => self.change_color((r, g, b)),
Message::Echo(s) => self.echo(s),
Message::Move{x, y} => self.move_position(Point{x, y}),
Message::Quit => self.quit()
}
}
}
@ -53,7 +64,7 @@ mod tests {
};
state.process(Message::ChangeColor((255, 0, 255)));
state.process(Message::Echo(String::from("hello world")));
state.process(Message::Move(Point { x: 10, y: 15 }));
state.process(Message::Move{ x: 10, y: 15 });
state.process(Message::Quit);
assert_eq!(state.color, (255, 0, 255));