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Subject: Re: [Boost-users] class API return a const&, optional, shared_ptr
From: Patrick Loney (Patrick.Loney_at_[hidden])
Date: 2008-11-25 09:57:32

>// even if f() below is supposed to use the above classes
polymorphically, >// it would be useful to declare A and C's get() to
return Aelem and Celem >directly

You'd have to have two get functions (get and get2?), the inherited for
polymorphism and another where you know the type you're dealing with.

>const B& A::getB(int <index> ) const
> //what to do if index not found

I assume you have good reason for not throwing an error or using a get
function that returns an error code

Could a redesign simplify things?


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