| // run-rustfix |
| |
| #![deny(clippy::wildcard_enum_match_arm)] |
| #![allow(unreachable_code, unused_variables, dead_code)] |
| |
| #[derive(Clone, Copy, Debug, Eq, PartialEq)] |
| enum Color { |
| Red, |
| Green, |
| Blue, |
| Rgb(u8, u8, u8), |
| Cyan, |
| } |
| |
| impl Color { |
| fn is_monochrome(self) -> bool { |
| match self { |
| Color::Red | Color::Green | Color::Blue => true, |
| Color::Rgb(r, g, b) => r | g == 0 || r | b == 0 || g | b == 0, |
| Color::Cyan => false, |
| } |
| } |
| } |
| |
| fn main() { |
| let color = Color::Rgb(0, 0, 127); |
| match color { |
| Color::Red => println!("Red"), |
| _ => eprintln!("Not red"), |
| }; |
| match color { |
| Color::Red => println!("Red"), |
| _not_red => eprintln!("Not red"), |
| }; |
| let _str = match color { |
| Color::Red => "Red".to_owned(), |
| not_red => format!("{:?}", not_red), |
| }; |
| match color { |
| Color::Red => {}, |
| Color::Green => {}, |
| Color::Blue => {}, |
| Color::Cyan => {}, |
| c if c.is_monochrome() => {}, |
| Color::Rgb(_, _, _) => {}, |
| }; |
| let _str = match color { |
| Color::Red => "Red", |
| c @ Color::Green | c @ Color::Blue | c @ Color::Rgb(_, _, _) | c @ Color::Cyan => "Not red", |
| }; |
| match color { |
| Color::Rgb(r, _, _) if r > 0 => "Some red", |
| _ => "No red", |
| }; |
| match color { |
| Color::Red | Color::Green | Color::Blue | Color::Cyan => {}, |
| Color::Rgb(..) => {}, |
| }; |
| let x: u8 = unimplemented!(); |
| match x { |
| 0 => {}, |
| 140 => {}, |
| _ => {}, |
| }; |
| } |