class Rufo::ErbFormatter

def format_affix(affix, levels, type)
  string = ""
  case type
  when :prefix
    count = 0
    while count < levels
      count += 1
      string += (" " * Rufo::Formatter::INDENT_SIZE * (count > 0 ? count - 1 : 0)) + affix
      string += "\n" if count < levels
    end
  when :suffix
    count = levels
    while count > 0
      count -= 1
      string += "\n"
      string += (" " * Rufo::Formatter::INDENT_SIZE * (count > 0 ? count - 1 : 0)) + affix
    end
  end
  string
end