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-rw-r--r--actionpack/lib/action_pack/version.rb2
-rw-r--r--actionpack/lib/action_view/helpers/form_helper.rb20
2 files changed, 21 insertions, 1 deletions
diff --git a/actionpack/lib/action_pack/version.rb b/actionpack/lib/action_pack/version.rb
index 584e5c3791..fcf0eb9565 100644
--- a/actionpack/lib/action_pack/version.rb
+++ b/actionpack/lib/action_pack/version.rb
@@ -3,7 +3,7 @@ module ActionPack
MAJOR = 3
MINOR = 1
TINY = 0
- PRE = "beta1"
+ PRE = "rc1"
STRING = [MAJOR, MINOR, TINY, PRE].compact.join('.')
end
diff --git a/actionpack/lib/action_view/helpers/form_helper.rb b/actionpack/lib/action_view/helpers/form_helper.rb
index 07e2c8d341..cb1c13912a 100644
--- a/actionpack/lib/action_view/helpers/form_helper.rb
+++ b/actionpack/lib/action_view/helpers/form_helper.rb
@@ -555,6 +555,19 @@ module ActionView
# ...
# <% end %>
#
+ # In addition, you may want to have access to the current iteration index.
+ # In that case, you can use a similar method called fields_for_with_index
+ # which receives a block with an extra parameter:
+ #
+ # <%= form_for @person do |person_form| %>
+ # ...
+ # <%= person_form.fields_for_with_index :projects do |project_fields, index| %>
+ # Position: <%= index %>
+ # Name: <%= project_fields.text_field :name %>
+ # <% end %>
+ # ...
+ # <% end %>
+ #
# When projects is already an association on Person you can use
# +accepts_nested_attributes_for+ to define the writer method for you:
#
@@ -1216,6 +1229,13 @@ module ActionView
RUBY_EVAL
end
+ # Check +fields_for+ for docs and examples.
+ def fields_for_with_index(record_name, record_object = nil, fields_options = {}, &block)
+ index = fields_options[:index] || options[:child_index] || nested_child_index(@object_name)
+ block_with_index = Proc.new{ |obj| block.call(obj, index) }
+ fields_for(record_name, record_object, fields_options, &block_with_index)
+ end
+
def fields_for(record_name, record_object = nil, fields_options = {}, &block)
fields_options, record_object = record_object, nil if record_object.is_a?(Hash)
fields_options[:builder] ||= options[:builder]