From c3606afb2a54ac11e31360cf1dbe13fbdf893f73 Mon Sep 17 00:00:00 2001
From: Severin Schoepke <severin.schoepke@gmail.com>
Date: Fri, 25 Oct 2013 14:45:52 +0200
Subject: cast json values on write to be consistent with reading from the db.

See also commit 5ac2341fab689344991b2a4817bd2bc8b3edac9d
---
 activerecord/lib/active_record/connection_adapters/postgresql/oid.rb | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'activerecord/lib/active_record/connection_adapters/postgresql/oid.rb')

diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb
index 4babee07b4..6c5792954f 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid.rb
@@ -249,6 +249,10 @@ module ActiveRecord
         end
 
         class Json < Type
+          def type_cast_for_write(value)
+            ConnectionAdapters::PostgreSQLColumn.json_to_string value
+          end
+
           def type_cast(value)
             return if value.nil?
 
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