anchor.diff:            resultLists.add(input);
             lines.add('  $input -> $task');
           });
  -        findResultDescriptors(cls.getField('DESCRIPTOR').computeNode(), (String out) {
  +        findResultDescriptors(cls.getField('DESCRIPTOR').computeNode(),
  +            (String out) {
             results.add(out);
             lines.add('  $task -> $out');
           });
  
positive.code: import 'package:analyzer/src/generated/source.dart';
  import 'package:analyzer/src/generated/source_io.dart';
  import 'package:path/path.dart' as path;
  
  /**
   * Generate the target .dot file.
  
negative.code:     // Normalize Windows line endings to Unix line endings so that the
      // comparison doesn't fail on Windows.
      actualContents = actualContents.replaceAll('\r\n', '\n');
      if (expectedContents != actualContents) {
        // Print additional information for debugging.
        // TODO(paulberry): eliminate this when it is no longer needed.
        print('expected: ${JSON.encode(expectedContents)}');
        print('actual: ${JSON.encode(actualContents)}');
      }
      return expectedContents == actualContents;
    }
  
  