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Merge #4244

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4244: Show unsafe trait in hover r=matklad a=DianaNites

Following on #2450 and #4210, for traits.
`unsafe` is the only qualifier they can have, though.

Co-authored-by: Diana <5275194+DianaNites@users.noreply.github.com>
This commit is contained in:
bors[bot] 2020-05-01 19:45:48 +00:00 committed by GitHub
commit 8d02b24b25
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2 changed files with 16 additions and 1 deletions
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4
crates/ra_ide/src/display/short_label.rs
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@ -33,8 +33,12 @@ impl ShortLabel for ast::EnumDef {
impl ShortLabel for ast::TraitDef {
fn short_label(&self) -> Option<String> {
if self.unsafe_token().is_some() {
short_label_from_node(self, "unsafe trait ")
} else {
short_label_from_node(self, "trait ")
}
}
}
impl ShortLabel for ast::Module {

11
crates/ra_ide/src/hover.rs
View file

@ -869,4 +869,15 @@ fn func(foo: i32) { if true { <|>foo; }; }
&[r#"pub(crate) async unsafe extern "C" fn foo()"#],
);
}
#[test]
fn test_hover_trait_show_qualifiers() {
check_hover_result(
"
//- /lib.rs
unsafe trait foo<|>() {}
",
&["unsafe trait foo"],
);
}
}