The Right Approach to Exceptions

[H. S. Teoh]

On Sat, Feb 18, 2012 at 03:36:40PM -0600, Andrei Alexandrescu wrote:
> On 2/18/12 3:25 PM, Alex Rønne Petersen wrote:
> >I'd just like to add to this that we don't lose anything per se by
> >introducing specific exception types.
> 
> 1. Technical debt

I don't understand. Could you elaborate?


> 2. Set an example that will be followed

If it's a *good* example, it should be followed, no? ;-)


> 3. Boilerplate
[...]

Can be alleviated if there's a way to use templates to make exception
subclasses.

But all of this is just the mechanics of the system. We should rather be
debating about the conceptual/theoretic merits at this point, than get
hung up about the nitty gritty details. That can come later once we've
settled on the right conceptual model.


T

-- 
Almost all proofs have bugs, but almost all theorems are true. -- Paul Pedersen