apply

# File activesupport/lib/active_support/callbacks.rb, line 156
      def apply(code)
        case @kind
        when :before
                      if !halted && #{@compiled_options}              # This double assignment is to prevent warnings in 1.9.3 as              # the `result` variable is not always used except if the              # terminator code refers to it.              result = result = #{@filter}              halted = (#{chain.config[:terminator]})              if halted                halted_callback_hook(#{@raw_filter.inspect.inspect})              end            end            #{code}
        when :after
                    #{code}          if #{!chain.config[:skip_after_callbacks_if_terminated] || "!halted"} && #{@compiled_options}            #{@filter}          end
        when :around
          name = define_conditional_callback
                    #{name}(halted) do            #{code}            value          end
        end
      end