revert the damn fmt changes

src/driver.rs

@@ -43,7 +43,7 @@ fn arg_value<'a, T: Deref<Target = str>>(
 
         match arg.next().or_else(|| args.next()) {
             Some(v) if pred(v) => return Some(v),
-            _ => {}
+            _ => {},
         }
     }
     None

tests/compile-test.rs

@@ -145,11 +145,11 @@ fn run_ui_toml(config: &mut compiletest::Config) {
 
     let res = run_ui_toml_tests(&config, tests);
     match res {
-        Ok(true) => {}
+        Ok(true) => {},
         Ok(false) => panic!("Some tests failed"),
         Err(e) => {
             println!("I/O failure during tests: {:?}", e);
-        }
+        },
     }
 }
 

tests/missing-test-files.rs

@@ -46,7 +46,7 @@ fn explore_directory(dir: &Path) -> Vec<String> {
                         if file_stem != current_file {
                             missing_files.push(path.to_str().unwrap().to_string());
                         }
-                    }
+                    },
                     _ => continue,
                 };
             }