#![feature(coverage_attribute)] //@ edition: 2021 // Checks that `#[coverage(..)]` can be applied to impl and impl-trait blocks, // and is inherited by any enclosed functions. struct MyStruct; #[coverage(off)] impl MyStruct { fn off_inherit() {} #[coverage(on)] fn off_on() {} #[coverage(off)] fn off_off() {} } #[coverage(on)] impl MyStruct { fn on_inherit() {} #[coverage(on)] fn on_on() {} #[coverage(off)] fn on_off() {} } trait MyTrait { fn method(); } #[coverage(off)] impl MyTrait for MyStruct { fn method() {} } #[coverage(off)] fn main() {}