#![feature(plugin)] #![plugin(clippy)] #[allow(dead_code)] enum Baz { One, Two, } struct Test { t: Option, b: Baz, } fn main() { use Baz::*; let x = Test { t: Some(0), b: One, }; match x { Test { t: Some(_), b: One } => unreachable!(), Test { t: Some(42), b: Two } => unreachable!(), Test { t: None, .. } => unreachable!(), Test { .. } => unreachable!(), } }