Completed enums exercises

This commit is contained in:
Robert Zhao 2023-06-08 18:55:59 -04:00
parent 74e193a3b4
commit 88b29e4095
3 changed files with 18 additions and 10 deletions

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@ -1,11 +1,12 @@
// enums1.rs // enums1.rs
// No hints this time! ;) // No hints this time! ;)
// I AM NOT DONE
#[derive(Debug)] #[derive(Debug)]
enum Message { enum Message {
// TODO: define a few types of messages as used below ChangeColor,
Echo,
Move,
Quit,
} }
fn main() { fn main() {

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@ -1,11 +1,12 @@
// enums2.rs // enums2.rs
// Execute `rustlings hint enums2` or use the `hint` watch subcommand for a hint. // Execute `rustlings hint enums2` or use the `hint` watch subcommand for a hint.
// I AM NOT DONE
#[derive(Debug)] #[derive(Debug)]
enum Message { enum Message {
// TODO: define the different variants used below ChangeColor(u8, u8, u8),
Echo(String),
Move { x: i32, y: i32 },
Quit,
} }
impl Message { impl Message {

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@ -2,10 +2,11 @@
// Address all the TODOs to make the tests pass! // Address all the TODOs to make the tests pass!
// Execute `rustlings hint enums3` or use the `hint` watch subcommand for a hint. // Execute `rustlings hint enums3` or use the `hint` watch subcommand for a hint.
// I AM NOT DONE
enum Message { enum Message {
// TODO: implement the message variant types based on their usage below ChangeColor(u8, u8, u8),
Echo(String),
Move(Point),
Quit,
} }
struct Point { struct Point {
@ -37,8 +38,13 @@ impl State {
} }
fn process(&mut self, message: Message) { 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)) // 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(msg) => self.echo(msg),
Message::Move(p) => self.move_position(p),
Message::Quit => self.quit(),
}
} }
} }