Rustfmt tests

tests/ui/is_unit_expr.rs

@@ -4,7 +4,6 @@
 #[allow(unused_variables)]
 
 fn main() {
-
     // lint should note removing the semicolon from "baz"
     let x = {
         "foo";
@@ -32,14 +31,18 @@ fn main() {
     // lint should ignore false positive
     let a2 = match a1 {
         Some(x) => x,
-        _ => {return;},
+        _ => {
+            return;
+        },
     };
 
     // lint should note removing the semicolon after `x;`
     let a3 = match a1 {
-        Some(x) => {x;},
-        _ => {0;},
+        Some(x) => {
+            x;
+        },
+        _ => {
+            0;
+        },
     };
-
-
 }