     for {oldStart, newStart, oldLines, newLines} in hunks
       if oldLines is 0 and newLines > 0
         for row in [newStart...newStart + newLines]
-          linesHighlighted |= !!@gutter.addClassToLine(row - 1, 'git-line-added')
+          linesHighlighted |= @gutter.addClassToLine(row - 1, 'git-line-added')
       else if newLines is 0 and oldLines > 0
-        linesHighlighted |= !!@gutter.addClassToLine(newStart - 1, 'git-line-removed')
+        linesHighlighted |= @gutter.addClassToLine(newStart - 1, 'git-line-removed')
       else
         for row in [newStart...newStart + newLines]
-          linesHighlighted |= !!@gutter.addClassToLine(row - 1, 'git-line-modified')
+          linesHighlighted |= @gutter.addClassToLine(row - 1, 'git-line-modified')
     @gutter.hasGitLineDiffs = linesHighlighted


  removeDiffs: =>
    if @gutter.hasGitLineDiffs
      @gutter.removeClassFromAllLines('git-line-added git-line-modified git-line-removed')
      @gutter.hasGitLineDiffs = false

  renderDiffs: =>

module.exports =
class GitDiffView
  _.extend @prototype, Subscriber
  classes: ['git-line-added', 'git-line-modified', 'git-line-removed']

  constructor: (@editor) ->
    @gutter = @editor.gutter
