| fn main() { |
| f1(|_: (), _: ()| {}); //~ ERROR type mismatch |
| f2(|_: (), _: ()| {}); //~ ERROR type mismatch |
| f3(|_: (), _: ()| {}); //~ ERROR type mismatch |
| f4(|_: (), _: ()| {}); //~ ERROR type mismatch |
| f5(|_: (), _: ()| {}); //~ ERROR type mismatch |
| g1(|_: (), _: ()| {}); //~ ERROR type mismatch |
| g2(|_: (), _: ()| {}); //~ ERROR type mismatch |
| g3(|_: (), _: ()| {}); //~ ERROR type mismatch |
| g4(|_: (), _: ()| {}); //~ ERROR type mismatch |
| h1(|_: (), _: (), _: (), _: ()| {}); //~ ERROR type mismatch |
| h2(|_: (), _: (), _: (), _: ()| {}); //~ ERROR type mismatch |
| } |
| |
| // Basic |
| fn f1<F>(_: F) where F: Fn(&(), &()) {} |
| fn f2<F>(_: F) where F: for<'a> Fn(&'a (), &()) {} |
| fn f3<'a, F>(_: F) where F: Fn(&'a (), &()) {} |
| fn f4<F>(_: F) where F: for<'r> Fn(&(), &'r ()) {} |
| fn f5<F>(_: F) where F: for<'r> Fn(&'r (), &'r ()) {} |
| |
| // Nested |
| fn g1<F>(_: F) where F: Fn(&(), Box<dyn Fn(&())>) {} |
| fn g2<F>(_: F) where F: Fn(&(), fn(&())) {} |
| fn g3<F>(_: F) where F: for<'s> Fn(&'s (), Box<dyn Fn(&())>) {} |
| fn g4<F>(_: F) where F: Fn(&(), for<'r> fn(&'r ())) {} |
| |
| // Mixed |
| fn h1<F>(_: F) where F: Fn(&(), Box<dyn Fn(&())>, &(), fn(&(), &())) {} |
| fn h2<F>(_: F) where F: for<'t0> Fn(&(), Box<dyn Fn(&())>, &'t0 (), fn(&(), &())) {} |
