vendor/rails/activesupport/lib/active_support/core_ext/duplicable.rb

   1 class Object
   2   # Can you safely .dup this object?
   3   # False for nil, false, true, symbols, and numbers; true otherwise.
   4   def duplicable?
   5     true
   6   end
   7 end
   8
   9 class NilClass #:nodoc:
  10   def duplicable?
  11     false
  12   end
  13 end
  14
  15 class FalseClass #:nodoc:
  16   def duplicable?
  17     false
  18   end
  19 end
  20
  21 class TrueClass #:nodoc:
  22   def duplicable?
  23     false
  24   end
  25 end
  26
  27 class Symbol #:nodoc:
  28   def duplicable?
  29     false
  30   end
  31 end
  32
  33 class Numeric #:nodoc:
  34   def duplicable?
  35     false
  36   end
  37 end
  38
  39 class Class #:nodoc:
  40   def duplicable?
  41     false
  42   end
  43 end