Dispatching values to handlers, as in std.concurrency

[Idan Arye]

On Monday, 6 May 2013 at 21:26:03 UTC, Luís Marques wrote:
> On Monday, 6 May 2013 at 21:20:49 UTC, Idan Arye wrote:
>> BTW, for this to work `typeHandler.type` needs to be known at 
>> compile-time.
>
> That's the rub. This list of handler is dynamic, so 
> `typeHandler.type` is a TypeInfo, not a compile-time type.

If the type handlers are your own classes, then you can let them 
check it. Have a method in the handlers that check if an object 
can be handled by that handler, and use it on each handler until 
you find one that fits.