code: func (v *View) ViewBufferLines() []string {
  	lines := make([]string, len(v.viewLines))
  	for i, l := range v.viewLines {
  		str := lineType(l.line).String()
  		str = strings.Replace(str, "\x00", " ", -1)
  		lines[i] = str
  	}
  	return lines
  }
docs: // ViewBufferLines returns the lines in the view's internal
  // buffer that is shown to the user.