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Diffstat (limited to 'crates/hir-ty/src/tests/coercion.rs')
| -rw-r--r-- | crates/hir-ty/src/tests/coercion.rs | 33 |
1 files changed, 31 insertions, 2 deletions
diff --git a/crates/hir-ty/src/tests/coercion.rs b/crates/hir-ty/src/tests/coercion.rs index b524922b6c..9f624cc32c 100644 --- a/crates/hir-ty/src/tests/coercion.rs +++ b/crates/hir-ty/src/tests/coercion.rs @@ -258,7 +258,6 @@ fn test() { #[test] fn coerce_autoderef_block() { - // FIXME: We should know mutability in overloaded deref check_no_mismatches( r#" //- minicore: deref @@ -268,7 +267,7 @@ fn takes_ref_str(x: &str) {} fn returns_string() -> String { loop {} } fn test() { takes_ref_str(&{ returns_string() }); - // ^^^^^^^^^^^^^^^^^^^^^ adjustments: Deref(None), Deref(Some(OverloadedDeref(None))), Borrow(Ref(Not)) + // ^^^^^^^^^^^^^^^^^^^^^ adjustments: Deref(None), Deref(Some(OverloadedDeref(Some(Not)))), Borrow(Ref(Not)) } "#, ); @@ -397,9 +396,39 @@ fn test() { } #[test] +fn coerce_fn_item_to_fn_ptr_in_array() { + check_no_mismatches( + r" +fn foo(x: u32) -> isize { 1 } +fn bar(x: u32) -> isize { 1 } +fn test() { + let f = [foo, bar]; + // ^^^ adjustments: Pointer(ReifyFnPointer) +}", + ); +} + +#[test] fn coerce_fn_items_in_match_arms() { cov_mark::check!(coerce_fn_reification); + check_no_mismatches( + r" +fn foo1(x: u32) -> isize { 1 } +fn foo2(x: u32) -> isize { 2 } +fn foo3(x: u32) -> isize { 3 } +fn test() { + let x = match 1 { + 1 => foo1, + // ^^^^ adjustments: Pointer(ReifyFnPointer) + 2 => foo2, + // ^^^^ adjustments: Pointer(ReifyFnPointer) + _ => foo3, + // ^^^^ adjustments: Pointer(ReifyFnPointer) + }; + x; +}", + ); check_types( r" fn foo1(x: u32) -> isize { 1 } |