From ebeeceeb2aa34d33337f991607debae715ca061a Mon Sep 17 00:00:00 2001 From: "yuuji.yaginuma" Date: Tue, 27 Dec 2016 12:47:31 +0900 Subject: do not mutate `object_name` of class in `fields_for` Since it affects the entire form, should not mutate `object_name` of class. Fixes #26931 --- actionview/lib/action_view/helpers/form_helper.rb | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'actionview/lib') diff --git a/actionview/lib/action_view/helpers/form_helper.rb b/actionview/lib/action_view/helpers/form_helper.rb index a66a56d441..26a625e4fe 100644 --- a/actionview/lib/action_view/helpers/form_helper.rb +++ b/actionview/lib/action_view/helpers/form_helper.rb @@ -1924,10 +1924,11 @@ module ActionView record_name = model_name_from_record_or_class(record_object).param_key end + object_name = @object_name index = if options.has_key?(:index) options[:index] elsif defined?(@auto_index) - self.object_name = @object_name.to_s.sub(/\[\]$/, "") + object_name = object_name.to_s.sub(/\[\]$/, "") @auto_index end -- cgit v1.2.3