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enums3: Avoid confusion with parentheses

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This commit is contained in:
mo8it 2024-07-07 15:29:05 +02:00
parent 01b8432d58
commit 708cfef3f7
2 changed files with 8 additions and 8 deletions
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10
exercises/08_enums/enums3.rs
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@ -12,6 +12,7 @@ struct State {
height: u64,
position: Point,
message: String,
// RGB color composed of red, green and blue.
color: (u8, u8, u8),
quit: bool,
}
@ -30,8 +31,8 @@ impl State {
self.message = s;
}
fn change_color(&mut self, color: (u8, u8, u8)) {
self.color = color;
fn change_color(&mut self, red: u8, green: u8, blue: u8) {
self.color = (red, green, blue);
}
fn quit(&mut self) {
@ -39,9 +40,8 @@ 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:
// e.g. `foo((t, u, p, l, e))`
// TODO: Create a match expression to process the different message
// variants using the methods defined above.
}
}

6
solutions/08_enums/enums3.rs
View file

@ -34,8 +34,8 @@ impl State {
self.message = s;
}
fn change_color(&mut self, color: (u8, u8, u8)) {
self.color = color;
fn change_color(&mut self, red: u8, green: u8, blue: u8) {
self.color = (red, green, blue);
}
fn quit(&mut self) {
@ -47,7 +47,7 @@ impl State {
Message::Resize { width, height } => self.resize(width, height),
Message::Move(point) => self.move_position(point),
Message::Echo(s) => self.echo(s),
Message::ChangeColor(r, g, b) => self.change_color((r, g, b)),
Message::ChangeColor(r, g, b) => self.change_color(r, g, b),
Message::Quit => self.quit(),
}
}