adding manage action which applies to everything

spec/cancan/ability_spec.rb

@@ -9,9 +9,19 @@ class Ability
   can :preview, :all do |object_class, object|
     [object_class, object]
   end
+  can :manage, Array do |action, object|
+    [action, object]
+  end
 end
 
-describe CanCan::Ability do
+class AdminAbility
+  include CanCan::Ability
+  can :manage, :all do |action, object_class, object|
+    [action, object_class, object]
+  end
+end
+
+describe Ability do
   before(:each) do
     @ability = Ability.new
   end
@@ -37,4 +47,17 @@ describe CanCan::Ability do
   it "should pass class with no object if :all objects are accepted and class is passed directly" do
     @ability.can?(:preview, Hash).should == [Hash, nil]
   end
+  
+  it "should pass action and object for global manage actions" do
+    @ability.can?(:stuff, [1, 2]).should == [:stuff, [1, 2]]
+    @ability.can?(:stuff, Array).should == [:stuff, nil]
+  end
+end
+
+describe AdminAbility do
+  it "should return block result for action, object_class, and object for any action" do
+    @ability = AdminAbility.new
+    @ability.can?(:foo, 123).should == [:foo, Fixnum, 123]
+    @ability.can?(:bar, Fixnum).should == [:bar, Fixnum, nil]
+  end
 end