From 521532342452b3024c9cb2e7ebbd7170ee0d42e5 Mon Sep 17 00:00:00 2001
From: Sean Griffin <sean@thoughtbot.com>
Date: Tue, 28 Oct 2014 17:03:06 -0600
Subject: Remove unneccessary default values from relation merger

The value methods will default to an empty array for us automatically
---
 activerecord/lib/active_record/relation/merger.rb | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/activerecord/lib/active_record/relation/merger.rb b/activerecord/lib/active_record/relation/merger.rb
index f6bfbe59e2..a8febf6a18 100644
--- a/activerecord/lib/active_record/relation/merger.rb
+++ b/activerecord/lib/active_record/relation/merger.rb
@@ -108,10 +108,10 @@ module ActiveRecord
 
       def merge_multi_values
         lhs_wheres = relation.where_values
-        rhs_wheres = other.where_values || []
+        rhs_wheres = other.where_values
 
         lhs_binds  = relation.bind_values
-        rhs_binds  = other.bind_values || []
+        rhs_binds  = other.bind_values
 
         removed, kept = partition_overwrites(lhs_wheres, rhs_wheres)
 
-- 
cgit v1.2.3