tests/ui/parser/kw-in-trait-bounds.rs

   1 // edition:2018
   2
   3 fn _f<F: fn(), G>(_: impl fn(), _: &dyn fn())
   4 //~^ ERROR expected identifier, found keyword `fn`
   5 //~| ERROR expected identifier, found keyword `fn`
   6 //~| ERROR expected identifier, found keyword `fn`
   7 //~| HELP use `Fn` to refer to the trait
   8 //~| HELP use `Fn` to refer to the trait
   9 //~| HELP use `Fn` to refer to the trait
  10 where
  11 G: fn(),
  12     //~^ ERROR expected identifier, found keyword `fn`
  13     //~| HELP use `Fn` to refer to the trait
  14 {}
  15
  16 fn _g<A: struct, B>(_: impl struct, _: &dyn struct)
  17 //~^ ERROR expected identifier, found keyword `struct`
  18 //~| ERROR expected identifier, found keyword `struct`
  19 //~| ERROR expected identifier, found keyword `struct`
  20 //~| ERROR cannot find trait `r#struct` in this scope
  21 //~| ERROR cannot find trait `r#struct` in this scope
  22 //~| ERROR cannot find trait `r#struct` in this scope
  23 //~| HELP  a trait with a similar name exists
  24 //~| HELP  a trait with a similar name exists
  25 //~| HELP  a trait with a similar name exists
  26 //~| HELP  escape `struct` to use it as an identifier
  27 //~| HELP  escape `struct` to use it as an identifier
  28 //~| HELP  escape `struct` to use it as an identifier
  29 where
  30     B: struct,
  31     //~^ ERROR expected identifier, found keyword `struct`
  32     //~| ERROR cannot find trait `r#struct` in this scope
  33     //~| HELP  a trait with a similar name exists
  34     //~| HELP  escape `struct` to use it as an identifier
  35 {}
  36
  37 trait Struct {}
  38
  39 fn main() {}