diff options
Diffstat (limited to 'src/test/ui/impl-trait/issues/issue-67830.rs')
-rw-r--r-- | src/test/ui/impl-trait/issues/issue-67830.rs | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/src/test/ui/impl-trait/issues/issue-67830.rs b/src/test/ui/impl-trait/issues/issue-67830.rs new file mode 100644 index 000000000..92f7e005d --- /dev/null +++ b/src/test/ui/impl-trait/issues/issue-67830.rs @@ -0,0 +1,26 @@ +trait MyFn<Arg> { + type Output; + fn call(&self, arg: Arg) -> Self::Output; +} + +struct Wrap<F>(F); + +impl<A, B, F> MyFn<A> for Wrap<F> +where + F: Fn(A) -> B +{ + type Output = B; + + fn call(&self, arg: A) -> Self::Output { + (self.0)(arg) + } +} + + +struct A; +fn test() -> impl for<'a> MyFn<&'a A, Output=impl Iterator + 'a> { + //~^ ERROR higher kinded lifetime bounds on nested opaque types are not supported yet + Wrap(|a| Some(a).into_iter()) +} + +fn main() {} |