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-rw-r--r--actionview/lib/action_view/helpers/form_options_helper.rb7
1 files changed, 4 insertions, 3 deletions
diff --git a/actionview/lib/action_view/helpers/form_options_helper.rb b/actionview/lib/action_view/helpers/form_options_helper.rb
index a7747456a4..ad19426fff 100644
--- a/actionview/lib/action_view/helpers/form_options_helper.rb
+++ b/actionview/lib/action_view/helpers/form_options_helper.rb
@@ -566,9 +566,10 @@ module ActionView
# an ActiveSupport::TimeZone.
#
# By default, +model+ is the ActiveSupport::TimeZone constant (which can
- # be obtained in Active Record as a value object). The only requirement
- # is that the +model+ parameter be an object that responds to +all+, and
- # returns an array of objects that represent time zones.
+ # be obtained in Active Record as a value object). The +model+ parameter
+ # must respond to +all+ and return an array of objects that represent time
+ # zones; each object must respond to +name+. If a Regexp is given it will
+ # attempt to match the zones using the <code>=~<code> operator.
#
# NOTE: Only the option tags are returned, you have to wrap this call in
# a regular HTML select tag.