# File lib/sass/error.rb, line 160
      def exception_to_css(e, options)
        raise e unless options[:full_exception]

        header = header_string(e, options)

        "/*\n\#{header}\n\nBacktrace:\\n\#{e.backtrace.join(\"\\n\")}\n*/\nbody:before {\n  white-space: pre;\n  font-family: monospace;\n  content: \"\#{header.gsub('\"', '\\\"').gsub(\"\\n\", '\\\\A ')}\"; }\n"
      end