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// test for ICE #112823
// Unexpected parameter Type(Repr) when substituting in region
#![feature(impl_trait_in_assoc_type)]
use std::future::Future;
trait Stream {}
trait X {
type LineStream<'a, Repr>
where
Self: 'a;
type LineStreamFut<'a, Repr>
where
Self: 'a;
}
struct Y;
impl X for Y {
type LineStream<'c, 'd> = impl Stream;
//~^ ERROR type `LineStream` has 0 type parameters but its trait declaration has 1 type parameter
type LineStreamFut<'a, Repr> = impl Future<Output = Self::LineStream<'a, Repr>>;
fn line_stream<'a, Repr>(&'a self) -> Self::LineStreamFut<'a, Repr> {}
//~^ ERROR `()` is not a future
//~^^ method `line_stream` is not a member of trait `X`
}
pub fn main() {}
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