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method

new

Importance_0
v3.0.9 - Show latest stable - 0 notes - Class: ActionView::Helpers::InstanceTagMethods
new(object_name, method_name, template_object, object = nil) public

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# File actionpack/lib/action_view/helpers/form_helper.rb, line 863
      def initialize(object_name, method_name, template_object, object = nil)
        @object_name, @method_name = object_name.to_s.dup, method_name.to_s.dup
        @template_object = template_object
        @object = object
        if @object_name.sub!(/\[\]$/,"") || @object_name.sub!(/\[\]\]$/,"]")
          if (object ||= @template_object.instance_variable_get("@#{Regexp.last_match.pre_match}")) && object.respond_to?(:to_param)
            @auto_index = object.to_param
          else
            raise ArgumentError, "object[] naming but object param and @object var don't exist or don't respond to to_param: #{object.inspect}"
          end
        end
      end
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