Why I should reject a member of Sub_class_of_Frob as not a Frob?

Because it violated the expectation I had that 

    my $from = new Frob();

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would give me a Frob, not something that is a specialization of a Frob. One can argue about whether new warrants that expectation, but precendent across programming lanaguages does lean strongly that way.

In reply to Re: (Re:)+ Constructor/Factory Orthodoxy by dws
in thread Constructor/Factory Orthodoxy by mojotoad

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