From 79a0488ceaa8bcf7135909872274ed09a88b4bae Mon Sep 17 00:00:00 2001
From: Carlos Antonio da Silva <carlosantoniodasilva@gmail.com>
Date: Wed, 25 Jan 2012 09:49:10 -0200
Subject: Improve field error proc example in validations guide

---
 .../guides/source/active_record_validations_callbacks.textile    | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

(limited to 'railties/guides')

diff --git a/railties/guides/source/active_record_validations_callbacks.textile b/railties/guides/source/active_record_validations_callbacks.textile
index 844876a973..4b74fae94e 100644
--- a/railties/guides/source/active_record_validations_callbacks.textile
+++ b/railties/guides/source/active_record_validations_callbacks.textile
@@ -901,13 +901,8 @@ Below is a simple example where we change the Rails behavior to always display t
 
 <ruby>
 ActionView::Base.field_error_proc = Proc.new do |html_tag, instance|
-  if instance.error_message.kind_of?(Array)
-    %(#{html_tag}<span class="validation-error">&nbsp;
-      #{instance.error_message.join(',')}</span>).html_safe
-  else
-    %(#{html_tag}<span class="validation-error">&nbsp;
-      #{instance.error_message}</span>).html_safe
-  end
+  errors = Array(instance.error_message).join(',')
+  %(#{html_tag}<span class="validation-error">&nbsp;#{errors}</span>).html_safe
 end
 </ruby>
 
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