# File lib/vcr/middleware/excon/legacy_methods.rb, line 10
        def query
          @query ||= case request_params[:query]
            when String
              "?#{request_params[:query]}"
            when Hash
              qry = '?'
              for key, values in request_params[:query]
                if values.nil?
                  qry << key.to_s << '&'
                else
                  for value in [*values]
                    qry << key.to_s << '=' << CGI.escape(value.to_s) << '&'
                  end
                end
              end
              qry.chop! # remove trailing '&'
            else
              ''
          end
        end