pkg/csslib: formatting

lib/src/css_printer.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.
 
 part of csslib.visitor;
 
 /**
  * Visitor that produces a formatted string representation of the CSS tree.
  */
 class CssPrinter extends Visitor {
@@ skipping 254 matching lines @@
     visitIncludeDirective(node.include, false);
   }
 
   void visitExtendDeclaration(ExtendDeclaration node) {
     emit("@extend ");
     for (var selector in node.selectors) {
       selector.visit(this);
     }
   }
 
-
   void visitSelectorGroup(SelectorGroup node) {
     var selectors = node.selectors;
     var selectorsLength = selectors.length;
     for (var i = 0; i < selectorsLength; i++) {
       if (i > 0) emit(',$_sp');
       selectors[i].visit(this);
     }
   }
 
   void visitSimpleSelectorSequence(SimpleSelectorSequence node) {
@@ skipping 222 matching lines @@
 
   void visitWildcard(Wildcard node) {
     emit('*');
   }
 
   void visitDartStyleExpression(DartStyleExpression node) {
     // TODO(terry): TBD
     throw UnimplementedError;
   }
 }