pkg/unittest: formatter spin

pkg/unittest/lib/src/utils.dart

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library unittest.utils;
 
 /**
  * Returns the name of the type of [x], or "Unknown" if the type name can't be
  * determined.
  */
@@ skipping 41 matching lines @@
 
 /** A pair of values. */
 class Pair<E, F> {
   E first;
   F last;
 
   Pair(this.first, this.last);
 
   String toString() => '($first, $last)';
 
-  bool operator==(other) {
+  bool operator ==(other) {
     if (other is! Pair) return false;
     return other.first == first && other.last == last;
   }
 
   int get hashCode => first.hashCode ^ last.hashCode;
 }