diff options
Diffstat (limited to 'actionpack/lib')
| -rw-r--r-- | actionpack/lib/action_view/helpers/form_options_helper.rb | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/actionpack/lib/action_view/helpers/form_options_helper.rb b/actionpack/lib/action_view/helpers/form_options_helper.rb index d636702111..1a6c3b9740 100644 --- a/actionpack/lib/action_view/helpers/form_options_helper.rb +++ b/actionpack/lib/action_view/helpers/form_options_helper.rb @@ -579,7 +579,12 @@ module ActionView def to_select_tag(choices, options, html_options) selected_value = options.has_key?(:selected) ? options[:selected] : value(object) - if !choices.empty? && Array === choices.first + # Grouped choices look like this: + # + # [nil, []] + # { nil => [] } + # + if !choices.empty? && choices.first.last.respond_to?(:each) option_tags = grouped_options_for_select(choices, :selected => selected_value, :disabled => options[:disabled]) else option_tags = options_for_select(choices, :selected => selected_value, :disabled => options[:disabled]) |