class LSWrapper
  def initialize(path)
    @task = NSTask.alloc.initWithPath(path)
  end

  def launch(*args)
    task.standardInput = NSPipe.alloc.init
    task.standardOutput = NSPipe.alloc.init
    task.standardError = NSPipe.alloc.init

    NSNotificationCenter.defaultCenter.addObserver(self, selector:"ready:", name:NSTaskDidTerminateNotification)

    task.arguments = arguments
    task.launch
  end

  def ready(notification)
    output_data = task.standardOutput.fileHandleForReading.readDataToEndOfFile
    error_data  = task.standardError.fileHandleForReading.readDataToEndOfFile
    output      = NSString.alloc.initWithData(output_data, encoding:NSUTF8StringEncoding)
    output      = NSString.alloc.initWithData(error_data, encoding:NSUTF8StringEncoding)
    # Where you were with the block
  end
end