1 files changed, 6 insertions, 12 deletions

diff --git a/crates/ra_lsp_server/tests/heavy_tests/support.rs b/crates/ra_lsp_server/tests/heavy_tests/support.rs
index f952a03a3..75912afdd 100644
--- a/crates/ra_lsp_server/tests/heavy_tests/support.rs
+++ b/crates/ra_lsp_server/tests/heavy_tests/support.rs
@@ -94,14 +94,9 @@ impl Server {
         let worker = Worker::<RawMessage, RawMessage>::spawn(
             "test server",
             128,
-            move |mut msg_receiver, mut msg_sender| {
-                main_loop(
-                    roots,
-                    InitializationOptions::default(),
-                    &mut msg_receiver,
-                    &mut msg_sender,
-                )
-                .unwrap()
+            move |msg_receiver, msg_sender| {
+                main_loop(roots, InitializationOptions::default(), &msg_receiver, &msg_sender)
+                    .unwrap()
             },
         );
         let res = Server { req_id: Cell::new(1), dir, messages: Default::default(), worker };
@@ -141,15 +136,14 @@ impl Server {
         R::Params: Serialize,
     {
         let actual = self.send_request::<R>(params);
-        match find_mismatch(&expected_resp, &actual) {
-            Some((expected_part, actual_part)) => panic!(
+        if let Some((expected_part, actual_part)) = find_mismatch(&expected_resp, &actual) {
+            panic!(
                 "JSON mismatch\nExpected:\n{}\nWas:\n{}\nExpected part:\n{}\nActual part:\n{}\n",
                 to_string_pretty(&expected_resp).unwrap(),
                 to_string_pretty(&actual).unwrap(),
                 to_string_pretty(expected_part).unwrap(),
                 to_string_pretty(actual_part).unwrap(),
-            ),
-            None => {}
+            );
         }
     }