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c2a01888e1
Some more reading required on the following: - `move_semantics` aka ownership and borrowing. - `enums` especially using with match expressions.
30 lines
561 B
Rust
30 lines
561 B
Rust
// enums2.rs
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// Execute `rustlings hint enums2` or use the `hint` watch subcommand for a hint.
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#[derive(Debug)]
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enum Message {
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Move { x: i32, y: i32 },
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Echo(String),
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ChangeColor(i32, i32, i32),
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Quit
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}
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impl Message {
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fn call(&self) {
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println!("{:?}", &self);
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}
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}
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fn main() {
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let messages = [
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Message::Move { x: 10, y: 30 },
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Message::Echo(String::from("hello world")),
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Message::ChangeColor(200, 255, 255),
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Message::Quit,
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];
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for message in &messages {
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message.call();
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}
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}
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