[fpc-pascal] Re: Problem with virtual constructors

Jorge Aldo G. de F. Junior jagfj80 at gmail.com
Wed Jun 1 19:59:46 CEST 2011

2011/6/1 leledumbo <leledumbo_cool at yahoo.co.id>:
> Yep, this situation would confuse the compiler as it's possible to assign
> descendant class instance to a class.
> 1st solution: rename one of the constructor, don't need to use
> virtual/override

Its a class factory, i cannot have multiple constructors, so i need
virtual constructors in order to build classes from names.

> 2nd solution: try using constref instead of const (I hope constref has the
> same semantics as var for classes, where the assigned object must be exactly
> the instance of expected class, descendants not allowed)

I will try that.

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