From 5fa6563f09cd1ee84860364195249a9f7faa26a7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Glauco=20Cust=C3=B3dio?= <glauco.custodio@gmail.com>
Date: Tue, 11 Jul 2017 14:19:10 -0300
Subject: Add documentation for class_attribute options

---
 guides/source/active_support_core_extensions.md | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'guides')

diff --git a/guides/source/active_support_core_extensions.md b/guides/source/active_support_core_extensions.md
index 23f53ac084..4c37f6aba9 100644
--- a/guides/source/active_support_core_extensions.md
+++ b/guides/source/active_support_core_extensions.md
@@ -927,8 +927,7 @@ The generation of the writer instance method can be prevented by setting the opt
 ```ruby
 module ActiveRecord
   class Base
-    class_attribute :table_name_prefix, instance_writer: false
-    self.table_name_prefix = ""
+    class_attribute :table_name_prefix, instance_writer: false, default: "my"
   end
 end
 ```
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