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Diffstat (limited to 'crates/hir-ty/src/tests/regression.rs')
| -rw-r--r-- | crates/hir-ty/src/tests/regression.rs | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/crates/hir-ty/src/tests/regression.rs b/crates/hir-ty/src/tests/regression.rs index e4fc7e56c6..e30fa779da 100644 --- a/crates/hir-ty/src/tests/regression.rs +++ b/crates/hir-ty/src/tests/regression.rs @@ -2363,6 +2363,7 @@ fn test() { } "#, expect![[r#" + 46..49 'Foo': Foo<N> 93..97 'self': Foo<N> 108..125 '{ ... }': usize 118..119 'N': usize @@ -2841,3 +2842,74 @@ fn wrapped_abs<T: SelfAbs<Output = T>>(v: T) -> T { "#, ); } + +#[test] +fn regression_21899() { + check_no_mismatches( + r#" +trait B where + Self::T: B, +{ + type T; +} + +fn foo<T: B>(v: T::T) {} + "#, + ); +} + +#[test] +fn regression_22007() { + check_types( + r#" +//- minicore: fn +trait Super { + type Assoc; + fn foo(self) -> Self::Assoc + where + Self: Sub, + { loop {} } +} +trait Sub: Super {} + +struct Struct; +impl Super for Struct { + type Assoc = u8; +} +impl Sub for Struct {} + +fn foo() { + Struct.foo(); + // ^^^^^^^^^^^^ u8 +} + "#, + ); +} + +#[test] +fn regression_21885() { + check_no_mismatches( + r#" +//- minicore: coerce_unsized, future, result +use core::future::Future; + +trait Foo { + type Assoc; + + fn foo() -> &dyn Future<Output = Result<Self::Assoc, ()>>; +} + +struct Bar; + +impl Foo for Bar { + type Assoc = NotFound; + + fn foo() -> &dyn Future<Output = Result<Self::Assoc, ()>> { + &async { + Err(()) + } + } +} +"#, + ); +} |