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From: David Walthall (walthall_at_[hidden])
Date: 2006-08-10 13:07:48

Matias Capeletto wrote:
> Yes, I have discussed a policy approach with my mentor. In fact, the first
> implementation of operator[] was to ignore the insertion is something goes
> wrong. I like the idea of a policy to control this behavior but I have to
> find a way to maintain the bimap template parameters as simple as they
> are today. The problem now is to determine if throwing exceptions is the
> better default behaviour. The policy approach can be implemented as a
> future feature maintaining backward compatibility.

That all sounds very reasonable.

Throwing an exception seems like a good default behavior since pretty
much all of the other behaviors can be obtained from that using
try/catch or checking for collisions before the insertion. In addition,
I know that my own uses of bimaps threw an exception when there were


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