Re: Throwing exceptions
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.
here is the .h
#ifndef _MYVECTOR
#define _MYVECTOR
using namespace std;
class BADINDEX {};
template <class T>
class containerInterface
{
public:
[..]
virtual containerInterface <T>& popFront(T&) throw (BADINDEX) = 0;
^^^^^^^^ !!!!!
[..]
};
template <class T>
class myVector: public containerInterface<T>
{
[..]
myVector <T>& popFront (T& n)
^^^^^ ?????
{
if(isEmpty())
{
throw (BADINDEX());
}
n = data[0];
shiftLeft();
return *this;
}
[..]
};
#endif
V
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