Skip to content

Commit

Permalink
Rollup merge of #89918 - JohnTitor:gats-tests, r=jackh726
Browse files Browse the repository at this point in the history
Add some GATs related regression tests

Closes #88287, closes #88405
  • Loading branch information
matthiaskrgr authored Oct 16, 2021
2 parents 502d57b + a51798a commit 4fa5d6e
Show file tree
Hide file tree
Showing 2 changed files with 55 additions and 0 deletions.
39 changes: 39 additions & 0 deletions src/test/ui/generic-associated-types/issue-88287.rs
Original file line number Diff line number Diff line change
@@ -0,0 +1,39 @@
// check-pass
// edition:2018

#![feature(generic_associated_types)]
#![feature(type_alias_impl_trait)]

use std::future::Future;

trait SearchableResource<Criteria> {
type SearchResult;
}

trait SearchableResourceExt<Criteria>: SearchableResource<Criteria> {
type Future<'f, A: 'f + ?Sized, B: 'f>: Future<Output = Result<Vec<A::SearchResult>, ()>> + 'f
where
A: SearchableResource<B>;

fn search<'c>(&'c self, client: &'c ()) -> Self::Future<'c, Self, Criteria>;
}

type SearchFutureTy<'f, A, B: 'f>
where
A: SearchableResource<B> + ?Sized + 'f,
= impl Future<Output = Result<Vec<A::SearchResult>, ()>> + 'f;
impl<T, Criteria> SearchableResourceExt<Criteria> for T
where
T: SearchableResource<Criteria>,
{
type Future<'f, A, B: 'f>
where
A: SearchableResource<B> + ?Sized + 'f,
= SearchFutureTy<'f, A, B>;

fn search<'c>(&'c self, _client: &'c ()) -> Self::Future<'c, Self, Criteria> {
async move { todo!() }
}
}

fn main() {}
16 changes: 16 additions & 0 deletions src/test/ui/generic-associated-types/issue-88405.rs
Original file line number Diff line number Diff line change
@@ -0,0 +1,16 @@
// check-pass

#![feature(generic_associated_types)]

trait SomeTrait {}
trait OtherTrait {
type Item;
}

trait ErrorSimpleExample {
type AssociatedType: SomeTrait;
type GatBounded<T: SomeTrait>;
type ErrorMinimal: OtherTrait<Item = Self::GatBounded<Self::AssociatedType>>;
}

fn main() {}

0 comments on commit 4fa5d6e

Please sign in to comment.