Re: Throwing exceptions
On Mar 26, 10:27 pm, Ian Collins <ian-n...@hotmail.com> wrote:
Victor Bazarov wrote:
pleatofthepants wrote:
I am supposed to throw some exceptions in myVector class but when I
impliment them I get an error saying
myVector.h:139: error: looser throw specifier for `myVector&
myVector::popFront(T&) [with T = int]'
myVector.h:17: error: overriding `containerInterface&
containerInterface::popFront(T&) throw (BADINDEX) [with T = int]'
What is wrong with the way that I am throwing my exceptions
in my functions in the myVector class?
I think it's because the base class does have exception
specifications on a bunch of functions and the derived class
doesn't.
Yet another reason not to use them!
Or to use them systematically:-). If the contract established
by the base class guarantees no exceptions, the function in the
derived class had better not throw any either. (In practice,
the guarantees provided by an exception specifier are such that
they really only make sense for the nothrow guarantee.)
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