anchor.diff:        });
       });
   
  -    group('Logger ->', () {
  +    group('Logger', () {
         test('same logger name', () {
           var logRecord = makeLogRecord(logger: 'denton');
           var filter = Filter.parseAll('logger:denton')[0];
  
positive.code:       });
      });
  
      group('Regex matching ->', () {
        test('non-matching regex', () {
          var logRecord = makeLogRecord(message: 'washbourne');
          // Expects 4th letter to be 's', but it's 'h'.
  
negative.code:       });
      });
  
      group('Inverted', () {
        test('logger name match', () {
          var logRecord = makeLogRecord(logger: 'denton');
          var filter = Filter.parseAll('-logger:denton')[0];
  