diff options
Diffstat (limited to 'src/test/ui/suggestions/trait-with-missing-associated-type-restriction.rs')
-rw-r--r-- | src/test/ui/suggestions/trait-with-missing-associated-type-restriction.rs | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/src/test/ui/suggestions/trait-with-missing-associated-type-restriction.rs b/src/test/ui/suggestions/trait-with-missing-associated-type-restriction.rs new file mode 100644 index 000000000..0d90e4495 --- /dev/null +++ b/src/test/ui/suggestions/trait-with-missing-associated-type-restriction.rs @@ -0,0 +1,44 @@ +// These are all the possible variations of this error I could think of for. +// `trait-with-missing-associated-type-restriction-fixable.rs` contains the subset of these that +// can be fixed with `rustfix`. + +trait Trait<T = Self> { + type A; + + fn func(&self) -> Self::A; + fn funk(&self, _: Self::A); + fn funq(&self) -> Self::A {} //~ ERROR mismatched types +} + +fn foo(_: impl Trait, x: impl Trait) { + qux(x.func()) //~ ERROR mismatched types +} + +fn bar<T: Trait>(x: T) { + qux(x.func()) //~ ERROR mismatched types +} + +fn foo2(x: impl Trait<i32>) { + qux(x.func()) //~ ERROR mismatched types +} + +fn bar2<T: Trait<i32>>(x: T) { + x.funk(3); //~ ERROR mismatched types + qux(x.func()) //~ ERROR mismatched types +} + +fn baz<D: std::fmt::Debug, T: Trait<A = D>>(x: T) { + qux(x.func()) //~ ERROR mismatched types +} + +fn bat(x: &mut dyn Trait<(), A = ()>) { + qux(x.func()) //~ ERROR mismatched types +} + +fn ban<T>(x: T) where T: Trait { + qux(x.func()) //~ ERROR mismatched types +} + +fn qux(_: usize) {} + +fn main() {} |