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Auto merge of #14748 - lumenian:type-alias-layout, r=HKalbasi
Show type alias layout
This PR expands on #13490 to allow displaying layout data on hover for type aliases.
| -rw-r--r-- | crates/ide/src/hover/render.rs | 5 | ||||
| -rw-r--r-- | crates/ide/src/hover/tests.rs | 6 |
2 files changed, 7 insertions, 4 deletions
diff --git a/crates/ide/src/hover/render.rs b/crates/ide/src/hover/render.rs index 8f8cdcce51..a7c50081e4 100644 --- a/crates/ide/src/hover/render.rs +++ b/crates/ide/src/hover/render.rs @@ -473,7 +473,10 @@ pub(super) fn definition( }), Definition::Trait(it) => label_and_docs(db, it), Definition::TraitAlias(it) => label_and_docs(db, it), - Definition::TypeAlias(it) => label_and_docs(db, it), + Definition::TypeAlias(it) => label_and_layout_info_and_docs(db, it, |&it| { + let layout = it.ty(db).layout(db).ok()?; + Some(format!("size = {}, align = {}", layout.size.bytes(), layout.align.abi.bytes())) + }), Definition::BuiltinType(it) => { return famous_defs .and_then(|fd| builtin(fd, it)) diff --git a/crates/ide/src/hover/tests.rs b/crates/ide/src/hover/tests.rs index 0d9b4d8505..04d239d255 100644 --- a/crates/ide/src/hover/tests.rs +++ b/crates/ide/src/hover/tests.rs @@ -1405,7 +1405,7 @@ fn test_hover_function_pointer_show_identifiers() { ``` ```rust - type foo = fn(a: i32, b: i32) -> i32 + type foo = fn(a: i32, b: i32) -> i32 // size = 8, align = 8 ``` "#]], ); @@ -1423,7 +1423,7 @@ fn test_hover_function_pointer_no_identifier() { ``` ```rust - type foo = fn(i32, i32) -> i32 + type foo = fn(i32, i32) -> i32 // size = 8, align = 8 ``` "#]], ); @@ -3555,7 +3555,7 @@ type Fo$0o2 = Foo<2>; ``` ```rust - type Foo2 = Foo<2> + type Foo2 = Foo<2> // size = 0, align = 1 ``` "#]], ); |