Dartifying members.

tests/html/element_classes_test.dart

 // Copyright (c) 2011, 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 ElementTest;
 import '../../pkg/unittest/lib/unittest.dart';
 import '../../pkg/unittest/lib/html_config.dart';
 import 'dart:html';
 
 main() {
   useHtmlConfiguration();
 
   Element makeElement() => new Element.tag('div');
 
   Element makeElementWithChildren() =>
     new Element.html("<div><br/><img/><input/></div>");
 
   Element makeElementWithClasses() =>
     new Element.html('<div class="foo bar baz"></div>');
 
   Set<String> makeClassSet() => makeElementWithClasses().classes;
 
   Set<String> extractClasses(Element el) {
-    final match = new RegExp('class="([^"]+)"').firstMatch(el.outerHTML);
+    final match = new RegExp('class="([^"]+)"').firstMatch(el.outerHtml);
     return new Set.from(match[1].split(' '));
   }
 
   test('affects the "class" attribute', () {
     final el = makeElementWithClasses();
     el.classes.add('qux');
     expect(extractClasses(el), unorderedEquals(['foo', 'bar', 'baz', 'qux']));
   });
 
   test('is affected by the "class" attribute', () {
     final el = makeElementWithClasses();
     el.attributes['class'] = 'foo qux';
     expect(el.classes, unorderedEquals(['foo', 'qux']));
   });
 
   test('classes=', () {
     final el = makeElementWithClasses();
     el.classes = ['foo', 'qux'];
     expect(el.classes, unorderedEquals(['foo', 'qux']));
     expect(extractClasses(el), unorderedEquals(['foo', 'qux']));
   });
 
   test('toString', () {
-    expect(makeClassSet().toString().split(' '), 
+    expect(makeClassSet().toString().split(' '),
         unorderedEquals(['foo', 'bar', 'baz']));
     expect(makeElement().classes.toString(), '');
   });
 
   test('forEach', () {
     final classes = <String>[];
     // TODO: Change to this when Issue 3484 is fixed.
     //    makeClassSet().forEach(classes.add);
     makeClassSet().forEach((c) => classes.add(c));
     expect(classes, unorderedEquals(['foo', 'bar', 'baz']));
@@ skipping 100 matching lines @@
     expect(classes.intersection(['foo', 'qux', 'baz']),
         unorderedEquals(['foo', 'baz']));
   });
 
   test('clear', () {
     final classes = makeClassSet();
     classes.clear();
     expect(classes, equals([]));
   });
 }