Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/hir-ty/src/tests/closure_captures.rs')
| -rw-r--r-- | crates/hir-ty/src/tests/closure_captures.rs | 82 |
1 files changed, 60 insertions, 22 deletions
diff --git a/crates/hir-ty/src/tests/closure_captures.rs b/crates/hir-ty/src/tests/closure_captures.rs index 8408c0a7bf..f089120cd7 100644 --- a/crates/hir-ty/src/tests/closure_captures.rs +++ b/crates/hir-ty/src/tests/closure_captures.rs @@ -135,7 +135,7 @@ fn check_closure_captures(#[rust_analyzer::rust_fixture] ra_fixture: &str, expec fn deref_in_let() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn fn main() { let a = &mut true; let closure = || { let b = *a; }; @@ -149,7 +149,7 @@ fn main() { fn deref_then_ref_pattern() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn fn main() { let a = &mut true; let closure = || { let &mut ref b = a; }; @@ -159,7 +159,7 @@ fn main() { ); check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn fn main() { let a = &mut true; let closure = || { let &mut ref mut b = a; }; @@ -173,7 +173,7 @@ fn main() { fn unique_borrow() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn fn main() { let a = &mut true; let closure = || { *a = false; }; @@ -187,7 +187,7 @@ fn main() { fn deref_ref_mut() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn fn main() { let a = &mut true; let closure = || { let ref mut b = *a; }; @@ -201,7 +201,7 @@ fn main() { fn let_else_not_consuming() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn fn main() { let a = &mut true; let closure = || { let _ = *a else { return; }; }; @@ -215,7 +215,7 @@ fn main() { fn consume() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn struct NonCopy; fn main() { let a = NonCopy; @@ -230,7 +230,7 @@ fn main() { fn ref_to_upvar() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn struct NonCopy; fn main() { let mut a = NonCopy; @@ -248,7 +248,7 @@ fn main() { fn field() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn struct Foo { a: i32, b: i32 } fn main() { let a = Foo { a: 0, b: 0 }; @@ -263,7 +263,7 @@ fn main() { fn fields_different_mode() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn struct NonCopy; struct Foo { a: i32, b: i32, c: NonCopy, d: bool } fn main() { @@ -286,7 +286,7 @@ fn main() { fn autoref() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn struct Foo; impl Foo { fn imm(&self) {} @@ -308,7 +308,7 @@ fn main() { fn captures_priority() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn struct NonCopy; fn main() { let mut a = &mut true; @@ -336,7 +336,7 @@ fn main() { fn let_underscore() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn fn main() { let mut a = true; let closure = || { let _ = a; }; @@ -350,7 +350,7 @@ fn main() { fn match_wildcard() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn struct NonCopy; fn main() { let mut a = NonCopy; @@ -375,7 +375,7 @@ fn main() { fn multiple_bindings() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn fn main() { let mut a = false; let mut closure = || { let (b | b) = a; }; @@ -389,7 +389,7 @@ fn main() { fn multiple_usages() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn fn main() { let mut a = false; let mut closure = || { @@ -410,7 +410,7 @@ fn main() { fn ref_then_deref() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn fn main() { let mut a = false; let mut closure = || { let b = *&mut a; }; @@ -424,7 +424,7 @@ fn main() { fn ref_of_ref() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn fn main() { let mut a = &false; let closure = || { let b = &a; }; @@ -446,7 +446,7 @@ fn main() { fn multiple_capture_usages() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn struct A { a: i32, b: bool } fn main() { let mut a = A { a: 123, b: false }; @@ -465,7 +465,7 @@ fn main() { fn let_binding_is_a_ref_capture_in_ref_binding() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn struct S; fn main() { let mut s = S; @@ -489,7 +489,7 @@ fn main() { fn let_binding_is_a_value_capture_in_binding() { check_closure_captures( r#" -//- minicore:copy, option +//- minicore:copy, fn, option struct Box(i32); fn main() { let b = Some(Box(0)); @@ -508,7 +508,7 @@ fn main() { fn alias_needs_to_be_normalized() { check_closure_captures( r#" -//- minicore:copy +//- minicore:copy, fn trait Trait { type Associated; } @@ -528,3 +528,41 @@ fn main() { expect!["220..257;174..175;245..250 ByRef(Shared) c.b.x &'? i32"], ); } + +#[test] +fn nested_ref_captures_from_outer() { + check_closure_captures( + r#" +//- minicore:copy, fn +fn f() { + let a = 1; + let a_closure = || { + let b_closure = || { + { a }; + }; + }; +} +"#, + expect![[r#" + 44..113;17..18;92..93 ByRef(Shared) a &'? i32 + 73..106;17..18;92..93 ByRef(Shared) a &'? i32"#]], + ); +} + +#[test] +fn nested_ref_captures() { + check_closure_captures( + r#" +//- minicore:copy, fn +fn f() { + let a_closure = || { + let b = 2; + let b_closure = || { + { b }; + }; + }; +} +"#, + expect!["77..110;46..47;96..97 ByRef(Shared) b &'? i32"], + ); +} |