lib/backports/object.rb in backports-1.6.1 vs lib/backports/object.rb in backports-1.6.3

@@ -1,6 +1,8 @@
 require 'enumerator'
+# Must be defined outside of Kernel for jruby, see http://jira.codehaus.org/browse/JRUBY-3609
+Enumerator = Enumerable::Enumerator unless Kernel.const_defined? :Enumerator # Standard in ruby 1.9
 
 module Kernel # Did you know that object instance methods are defined in Kernel?
   
   # Standard in rails. See official documentation[http://api.rubyonrails.org/classes/Object.html]
   def try(method_id, *args, &block)
@@ -17,18 +19,19 @@
   def returning(obj)
     yield obj
     obj
   end unless method_defined? :returning
   
-  Enumerator = Enumerable::Enumerator unless const_defined? :Enumerator # Standard in ruby 1.9
-  
+  # Standard in ruby 1.9. See official documentation[http://ruby-doc.org/core-1.9/classes/Object.html]
   def define_singleton_method(symbol, &block)
     class << self
       self
     end.send(:define_method, symbol, block)
   end unless method_defined? :define_singleton_method
   
+  # Standard in ruby 1.9. See official documentation[http://ruby-doc.org/core-1.9/classes/Object.html]
   def instance_exec(*arg, &block)
     define_singleton_method(:"temporary method for instance_exec", &block)
     send(:"temporary method for instance_exec", *arg)
   end unless method_defined? :instance_exec
+  
 end