Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > comp.lang.ruby > #2983

Re: What do you do when you need to attach data to an object instance?

From 7stud -- <bbxx789_05ss@yahoo.com>
Newsgroups comp.lang.ruby
Subject Re: What do you do when you need to attach data to an object instance?
Date 2011-04-15 18:10 -0500
Organization Service de news de lacave.net
Message-ID <d96516e82c6c2b2d395098f86cf62bc2@ruby-forum.com> (permalink)
References <BANLkTinVjc-Lv4LYB6ODXCRDnrDOQj+2uA@mail.gmail.com> <6fce5b6386258c51794d0b55b63e1ed6@ruby-forum.com> <BANLkTi=ih21apYDBBBgDpVkfJcRXR6CmJg@mail.gmail.com> <BANLkTinGsu4_yM51dETQBgrN4c4enz1FaA@mail.gmail.com> <ebf5e68c050f1d14ab1e4188d6d392c2@ruby-forum.com>

Show all headers | View raw


Kevin Mahler wrote in post #992907:
>
>   def extend_accessor(obj, name)
>     obj.singleton_class.module_eval { attr_accessor name }
>     obj
>   end
>

Hey, now.  obj.singleton_class is a class so how about using the synonym 
class_eval():

      obj.singleton_class.class_eval { attr_accessor name }

-- 
Posted via http://www.ruby-forum.com/.

Back to comp.lang.ruby | Previous | NextPrevious in thread | Next in thread | Find similar | Unroll thread


Thread

What do you do when you need to attach data to an object instance? "Aaron D. Gifford" <astounding@gmail.com> - 2011-04-14 14:47 -0500
  Re: What do you do when you need to attach data to an object instance? Kevin Mahler <kevin.mahler@yahoo.com> - 2011-04-14 16:11 -0500
    Re: What do you do when you need to attach data to an object instance? "Aaron D. Gifford" <astounding@gmail.com> - 2011-04-14 17:33 -0500
      Re: What do you do when you need to attach data to an object instance? "Aaron D. Gifford" <astounding@gmail.com> - 2011-04-14 18:45 -0500
        Re: What do you do when you need to attach data to an object instance? 7stud -- <bbxx789_05ss@yahoo.com> - 2011-04-14 19:50 -0500
        Re: What do you do when you need to attach data to an object instance? Kevin Mahler <kevin.mahler@yahoo.com> - 2011-04-14 20:07 -0500
          Re: What do you do when you need to attach data to an object instance? "Aaron D. Gifford" <astounding@gmail.com> - 2011-04-15 01:35 -0500
            Re: What do you do when you need to attach data to an object instance? Robert Klemme <shortcutter@googlemail.com> - 2011-04-15 03:46 -0500
              Re: What do you do when you need to attach data to an object instance? 7stud -- <bbxx789_05ss@yahoo.com> - 2011-04-15 13:40 -0500
                Re: What do you do when you need to attach data to an object   instance? Robert Klemme <shortcutter@googlemail.com> - 2011-04-15 21:00 +0200
          Re: What do you do when you need to attach data to an object instance? 7stud -- <bbxx789_05ss@yahoo.com> - 2011-04-15 18:10 -0500
            Re: What do you do when you need to attach data to an object instance? Kevin Mahler <kevin.mahler@yahoo.com> - 2011-04-16 10:32 -0500
              Re: What do you do when you need to attach data to an object instance? 7stud -- <bbxx789_05ss@yahoo.com> - 2011-04-16 12:14 -0500
                Re: What do you do when you need to attach data to an object instance? Kevin Mahler <kevin.mahler@yahoo.com> - 2011-04-16 12:53 -0500
                Re: What do you do when you need to attach data to an object instance? Adam Prescott <adam@aprescott.com> - 2011-04-18 07:10 -0500
  Re: What do you do when you need to attach data to an object instance? 7stud -- <bbxx789_05ss@yahoo.com> - 2011-04-14 18:15 -0500
  Re: What do you do when you need to attach data to an object instance? 7stud -- <bbxx789_05ss@yahoo.com> - 2011-04-14 19:01 -0500

csiph-web