anchor.diff:            negatable: false,
             hide: hide)
         ..addOption('build-analysis-output',
  -          help:
  -              'Specifies the path to the file where analysis results should be written.',
  +          help: 'Specifies the path to the file where analysis results should '
  +              'be written.',
             hide: hide)
         ..addFlag('build-mode',
  -          // TODO(paulberry): add more documentation.
  -          help: 'Enable build mode.',
  +          help: 'Run in build mode; '
  +              'this is used to generate analyzer summaries for build systems.',
             defaultsTo: false,
             negatable: false,
             hide: hide)
  
positive.code:   // TODO(devoncarew): Deprecate and remove this flag.
    /// Whether to treat lints as fatal
    final bool lintsAreFatal;
  
    /// Whether to use memory byte store for analysis driver.
    final bool useAnalysisDriverMemoryByteStore;
  
    /// Emit output in a verbose mode.
    final bool verbose;
  
negative.code:         strongMode = args['strong'],
          implicitCasts = args[implicitCastsFlag],
          implicitDynamic = !args['no-implicit-dynamic'],
          verbose = args['verbose'],
          color = args['color'];
  
  