Why would it matter if there is not necessarily an inner class? Assuming the i attribute does not clobber any existing attribute, then this becomes a no-op.

And according to Moose::Manual::BestPractices, you should Always_call_inner_in_the_most_specific_subclass

In reply to Re^3: You cannot pass args when calling inner() in Moose? by kennethk
in thread You cannot pass args when calling inner() in Moose? by metaperl

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