# File lib/maruku/string_utils.rb, line 103
    def strip_indent(s, n)
      while n > 0
        case s[0, 1]
        when ' '
          n -= 1
        when "\t"
          n -= TAB_SIZE
        else
          break
        end
        s = s[1..-1]
      end

      MDLine.new(s)
    end