     |> List.wrap
   end
 
-  defp parse_line(@blank, _line),    do: @blank
+  defp parse_line("", _line),        do: ""
   defp parse_line(@content, line),   do: line |> String.slice(1..-1) |> String.strip |> parse_eex_string
   defp parse_line(@comment, line),   do: line |> String.slice(1..-1) |> parse_comment
   defp parse_line(@html, line),      do: line |> String.strip |> parse_eex_string


  alias Slime.Parser.AttributesKeyword

  @blank    ""
  @content  "|"
  @comment  "/"
  @html     "<"

    end
  end

  def parse_line(""), do: nil
  def parse_line(line) do
    {indentation, line} = strip_line(line)

