comment_out?

# File lib/rdoc/parsers/parse_f95.rb, line 1477
    def comment_out?(line)
      return nil unless line
      commentout = false
      squote = false ; dquote = false
      line.split("").each { |char|
        if !(squote) && !(dquote)
          case char
          when "!" ; commentout = true ; break
          when "\""; dquote = true
          when "\'"; squote = true
          else next
          end
        elsif squote
          case char
          when "\'"; squote = false
          else next
          end
        elsif dquote
          case char
          when "\""; dquote = false
          else next
          end
        end
      }
      return commentout
    end