vendor/rails/activesupport/lib/active_support/core_ext/object/conversions.rb

   1 class Object
   2   # Alias of <tt>to_s</tt>.
   3   def to_param
   4     to_s
   5   end
   6
   7   # Converts an object into a string suitable for use as a URL query string, using the given <tt>key</tt> as the
   8   # param name.
   9   #
  10   # Note: This method is defined as a default implementation for all Objects for Hash#to_query to work.
  11   def to_query(key)
  12     "#{CGI.escape(key.to_s)}=#{CGI.escape(to_param.to_s)}"
  13   end
  14 end