Add LetStmt doc for convert_to_guarded_return

crates/ide-assists/src/handlers/convert_to_guarded_return.rs

@@ -43,6 +43,21 @@ use crate::{
 //     bar();
 // }
 // ```
+// ---
+// ```
+// //- minicore: option
+// fn foo() -> Option<i32> { None }
+// fn main() {
+//     $0let x = foo();
+// }
+// ```
+// ->
+// ```
+// fn foo() -> Option<i32> { None }
+// fn main() {
+//     let Some(x) = foo() else { return };
+// }
+// ```
 pub(crate) fn convert_to_guarded_return(acc: &mut Assists, ctx: &AssistContext<'_>) -> Option<()> {
     if let Some(let_stmt) = ctx.find_node_at_offset() {
         let_stmt_to_guarded_return(let_stmt, acc, ctx)

crates/ide-assists/src/tests/generated.rs

@@ -736,6 +736,26 @@ fn main() {
     )
 }
 
+#[test]
+fn doctest_convert_to_guarded_return_1() {
+    check_doc_test(
+        "convert_to_guarded_return",
+        r#####"
+//- minicore: option
+fn foo() -> Option<i32> { None }
+fn main() {
+    $0let x = foo();
+}
+"#####,
+        r#####"
+fn foo() -> Option<i32> { None }
+fn main() {
+    let Some(x) = foo() else { return };
+}
+"#####,
+    )
+}
+
 #[test]
 fn doctest_convert_tuple_return_type_to_struct() {
     check_doc_test(