search for: validates_line_items

I want to add a custom validator in one of Model. For example Rails has inbuilt validation methods like validates_uniqueness_of, validates_presence_of . What I need is a similar kind of method (example: validates_line_items), that can run my custom code while saving, updating the record and can add custom error messages to the record. Please help me by suggesting how i can do this. -- Posted via http://www.ruby-forum.com/. --~--~---------~--~----~------------~-------~--~----~ You received this message because you...