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ndrsllwngr/enum_display.rs

Forked from bjorndown/enum_display.rs
Created June 22, 2021 20:55
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Rust: Implement fmt::Display for enum
Raw
enum_display.rs
use std::fmt;
#[derive(Copy,Clone)]
enum CellState { Dead, Alive }
impl fmt::Display for CellState {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
let printable = match *self {
CellState::Alive => 'x',
CellState::Dead => ' ',
};
write!(f, "{}", printable)
}
}
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