Split out some hover functions

2025-09-27 04:19:13 +00:00 · 2023-01-20 16:30:08 +01:00 · 2023-01-20 16:30:08 +01:00 · a542bd46bf
commit a542bd46bf
parent c5b1e3f2ae
3 changed files with 237 additions and 87 deletions
--- a/crates/ide/src/hover/tests.rs
+++ b/crates/ide/src/hover/tests.rs
@ -5592,3 +5592,93 @@ 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(
+        r#"
+fn main() {
+    let x: _$0 = 0;
+}
+"#,
+        expect![[r#"
+            *_*
+            ```rust
+            {unknown}
+            ```
+        "#]],
+    );
+    check(
+        r#"
+fn main() {
+    let x: (_$0,) = (0,);
+}
+"#,
+        expect![[r#"
+            *_*
+            ```rust
+            {unknown}
+            ```
+        "#]],
+    );
+}