Add a transitional method `objects`, for accessing the array directly.

This is because we try to accommodate old hash behavior, so `first` and `last` now does not return Error object.

2 files changed, 7 insertions, 6 deletions

diff --git a/activemodel/lib/active_model/errors.rb b/activemodel/lib/active_model/errors.rb
index 98e16ea455..805d042cac 100644
--- a/activemodel/lib/active_model/errors.rb
+++ b/activemodel/lib/active_model/errors.rb
@@ -74,6 +74,7 @@ module ActiveModel
     self.i18n_customize_full_message = false
 
     attr_reader :errors
+    alias :objects :errors
 
     # Pass in the instance of the object that is using the errors object.
     #
diff --git a/activemodel/test/cases/errors_test.rb b/activemodel/test/cases/errors_test.rb
index 58aa7ee147..048b8a92fb 100644
--- a/activemodel/test/cases/errors_test.rb
+++ b/activemodel/test/cases/errors_test.rb
@@ -159,14 +159,14 @@ class ErrorsTest < ActiveModel::TestCase
 
     assert_equal :name, error.attribute
     assert_equal :blank, error.type
-    assert_equal error, person.errors.first
+    assert_equal error, person.errors.objects.first
   end
 
   test "add, with type as symbol" do
     person = Person.new
     person.errors.add(:name, :blank)
 
-    assert_equal :blank, person.errors.first.type
+    assert_equal :blank, person.errors.objects.first.type
     assert_equal ["can't be blank"], person.errors[:name]
   end
 
@@ -183,7 +183,7 @@ class ErrorsTest < ActiveModel::TestCase
     person = Person.new
     person.errors.add(:name)
 
-    assert_equal :invalid, person.errors.first.type
+    assert_equal :invalid, person.errors.objects.first.type
     assert_equal ["is invalid"], person.errors[:name]
   end
 
@@ -203,7 +203,7 @@ class ErrorsTest < ActiveModel::TestCase
     person = Person.new
     person.errors.add(:name, type)
 
-    assert_equal :blank, person.errors.first.type
+    assert_equal :blank, person.errors.objects.first.type
     assert_equal ["can't be blank"], person.errors[:name]
   end
 
@@ -214,7 +214,7 @@ class ErrorsTest < ActiveModel::TestCase
     person = Person.new
     person.errors.add(:name, :blank, message: type)
 
-    assert_equal :blank, person.errors.first.type
+    assert_equal :blank, person.errors.objects.first.type
     assert_equal [msg], person.errors[:name]
   end
 
@@ -225,7 +225,7 @@ class ErrorsTest < ActiveModel::TestCase
     person = Person.new
     person.errors.add(:name, message: type)
 
-    assert_equal :invalid, person.errors.first.type
+    assert_equal :invalid, person.errors.objects.first.type
     assert_equal [msg], person.errors[:name]
   end