bendns' repos / rust-analyzer
Unnamed repository; edit this file 'description' to name the repository.
Diffstat (limited to 'crates/ide/src/hover/tests.rs')
-rw-r--r--crates/ide/src/hover/tests.rs166
1 files changed, 93 insertions, 73 deletions
diff --git a/crates/ide/src/hover/tests.rs b/crates/ide/src/hover/tests.rs
index db2aaddc0b..2830212add 100644
--- a/crates/ide/src/hover/tests.rs
+++ b/crates/ide/src/hover/tests.rs
@@ -214,37 +214,20 @@ m!(ab$0c);
}
#[test]
-fn hover_shows_type_of_an_expression() {
- check(
- r#"
-pub fn foo() -> u32 { 1 }
-
-fn main() {
- let foo_test = foo()$0;
-}
-"#,
- expect![[r#"
- *foo()*
- ```rust
- u32
- ```
- "#]],
- );
-}
-
-#[test]
fn hover_remove_markdown_if_configured() {
check_hover_no_markdown(
r#"
pub fn foo() -> u32 { 1 }
fn main() {
- let foo_test = foo()$0;
+ let foo_test = foo$0();
}
"#,
expect![[r#"
- *foo()*
- u32
+ *foo*
+ test
+
+ pub fn foo() -> u32
"#]],
);
}
@@ -304,33 +287,6 @@ fn main() { let foo_test = fo$0o(); }
"#]],
);
- // Multiple candidates but results are ambiguous.
- check(
- r#"
-//- /a.rs
-pub fn foo() -> u32 { 1 }
-
-//- /b.rs
-pub fn foo() -> &str { "" }
-
-//- /c.rs
-pub fn foo(a: u32, b: u32) {}
-
-//- /main.rs
-mod a;
-mod b;
-mod c;
-
-fn main() { let foo_test = fo$0o(); }
- "#,
- expect![[r#"
- *foo*
- ```rust
- {unknown}
- ```
- "#]],
- );
-
// Use literal `crate` in path
check(
r#"
@@ -1194,33 +1150,19 @@ fn test_hover_through_func_in_macro_recursive() {
macro_rules! id_deep { ($($tt:tt)*) => { $($tt)* } }
macro_rules! id { ($($tt:tt)*) => { id_deep!($($tt)*) } }
fn bar() -> u32 { 0 }
-fn foo() { let a = id!([0u32, bar($0)] ); }
+fn foo() { let a = id!([0u32, bar$0()] ); }
"#,
expect![[r#"
- *bar()*
- ```rust
- u32
- ```
- "#]],
- );
-}
+ *bar*
-#[test]
-fn test_hover_through_literal_string_in_macro() {
- check(
- r#"
-macro_rules! arr { ($($tt:tt)*) => { [$($tt)*] } }
-fn foo() {
- let mastered_for_itunes = "";
- let _ = arr!("Tr$0acks", &mastered_for_itunes);
-}
-"#,
- expect![[r#"
- *"Tracks"*
- ```rust
- &str
- ```
- "#]],
+ ```rust
+ test
+ ```
+
+ ```rust
+ fn bar() -> u32
+ ```
+ "#]],
);
}
@@ -5592,3 +5534,81 @@ fn main() {
"#]],
);
}
+
+#[test]
+fn hover_underscore_pat() {
+ check(
+ r#"
+fn main() {
+ let _$0 = 0;
+}
+"#,
+ expect![[r#"
+ *_*
+ ```rust
+ i32
+ ```
+ "#]],
+ );
+ check(
+ r#"
+fn main() {
+ let (_$0,) = (0,);
+}
+"#,
+ expect![[r#"
+ *_*
+ ```rust
+ i32
+ ```
+ "#]],
+ );
+}
+
+#[test]
+fn hover_underscore_expr() {
+ check(
+ r#"
+fn main() {
+ _$0 = 0;
+}
+"#,
+ expect![[r#"
+ *_*
+ ```rust
+ i32
+ ```
+ "#]],
+ );
+ check(
+ r#"
+fn main() {
+ (_$0,) = (0,);
+}
+"#,
+ expect![[r#"
+ *_*
+ ```rust
+ i32
+ ```
+ "#]],
+ );
+}
+
+#[test]
+fn hover_underscore_type() {
+ check_hover_no_result(
+ r#"
+fn main() {
+ let x: _$0 = 0;
+}
+"#,
+ );
+ check_hover_no_result(
+ r#"
+fn main() {
+ let x: (_$0,) = (0,);
+}
+"#,
+ );
+}