anchor.diff:      RegExp blacklist = new RegExp(r'Apple (TV|Watch)', caseSensitive: false);
   
       if (blacklist.hasMatch(name)) {
  -      _supportMessage = "Flutter does not support either the Apple TV or Watch. Choose an iPhone 5s or above.";
  +      _supportMessage = 'Flutter does not support either the Apple TV or Watch. Choose an iPhone 5s or above.';
         return false;
       }
   
       // Step 2: Check if the device must be rejected because of its version.
  -    //         There is an artitifical check on older simulators where arm64
  -    //         targetted applications cannot be run (even though the
  -    //         Flutter runner on the simulator is completely different).
  +    //         There is an artificial check on older simulators where arm64
  +    //         targeted applications cannot be run (even though the Flutter
  +    //         runner on the simulator is completely different).
   
       RegExp versionExp = new RegExp(r'iPhone ([0-9])+');
       Match match = versionExp.firstMatch(name);
  
positive.code:   @override
    bool isSupported() {
      if (!p.platform.isMacOS) {
        _supportMessage = "Not supported on a non Mac host";
        return false;
      }
  
  
negative.code:     }
  
      // Prepare launch arguments.
      List<String> args = <String>['--enable-dart-profiling'];
  
      if (!prebuiltApplication) {
        args.addAll(<String>[
          '--flx=${path.absolute(path.join(getBuildDirectory(), 'app.flx'))}',
          '--dart-main=${path.absolute(mainPath)}',
          '--packages=${path.absolute('.packages')}',
        ]);
      }
  
      if (debuggingOptions.debuggingEnabled) {
        if (debuggingOptions.buildMode == BuildMode.debug)
          args.add('--enable-checked-mode');
        if (debuggingOptions.startPaused)
          args.add('--start-paused');
  
        int observatoryPort = await debuggingOptions.findBestObservatoryPort();
        args.add('--observatory-port=$observatoryPort');
        int diagnosticPort = await debuggingOptions.findBestDiagnosticPort();
        args.add('--diagnostic-port=$diagnosticPort');
      }
  
      ProtocolDiscovery observatoryDiscovery;
  