From 25f1e0e3ea78538fce3025dab3e5f8a48dd6fc2b Mon Sep 17 00:00:00 2001
From: Guo Xiang Tan <tgx_world@hotmail.com>
Date: Fri, 3 May 2019 22:24:52 +0800
Subject: [PATCH] Recover perf for `pluck` by reverting
 9c9c950d02af83742a5f76302d0faa99508f242c.

This reverts commit 9c9c950d02af83742a5f76302d0faa99508f242c.
---
 activemodel/lib/active_model/type/integer.rb | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/activemodel/lib/active_model/type/integer.rb b/activemodel/lib/active_model/type/integer.rb
index 1e1061ff60..e9bbdf4b7b 100644
--- a/activemodel/lib/active_model/type/integer.rb
+++ b/activemodel/lib/active_model/type/integer.rb
@@ -18,6 +18,11 @@ module ActiveModel
         :integer
       end
 
+      def deserialize(value)
+        return if value.blank?
+        value.to_i
+      end
+
       def serialize(value)
         return if value.is_a?(::String) && non_numeric_string?(value)
         ensure_in_range(super)