From b97035df64f5b2f912425c4a7fcb6e6bb3ddab8d Mon Sep 17 00:00:00 2001
From: Adrien Coquio <adrien.coquio@gmail.com>
Date: Wed, 22 Jan 2014 15:49:31 +0100
Subject: [PATCH] Fix ActiveModel::Errors#has_key? return value

---
 activemodel/lib/active_model/errors.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/activemodel/lib/active_model/errors.rb b/activemodel/lib/active_model/errors.rb
index 010c4bb6f9..9c3bc913e1 100644
--- a/activemodel/lib/active_model/errors.rb
+++ b/activemodel/lib/active_model/errors.rb
@@ -94,7 +94,7 @@ module ActiveModel
     #   person.errors.include?(:name) # => true
     #   person.errors.include?(:age)  # => false
     def include?(attribute)
-      (v = messages[attribute]) && v.any?
+      messages[attribute].present?
     end
     # aliases include?
     alias :has_key? :include?