From b3f3d49fd6b91c6573b3e10e3d00f65306638927 Mon Sep 17 00:00:00 2001
From: Kir Shatrov <shatrov@me.com>
Date: Sat, 1 Jul 2017 23:09:13 +0300
Subject: Prepare AP and AR to be frozen string friendly

---
 .../lib/active_record/connection_adapters/postgresql/oid/money.rb      | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'activerecord/lib/active_record')

diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/money.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/money.rb
index 7a91272d1c..cd7442e751 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/money.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/money.rb
@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module ActiveRecord
   module ConnectionAdapters
     module PostgreSQL
@@ -22,7 +23,7 @@ module ActiveRecord
             #  (3) -$2.55
             #  (4) ($2.55)
 
-            value.sub!(/^\((.+)\)$/, '-\1') # (4)
+            value = value.sub(/^\((.+)\)$/, '-\1') # (4)
             case value
             when /^-?\D+[\d,]+\.\d{2}$/  # (1)
               value.gsub!(/[^-\d.]/, "")
-- 
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