remove pos<T>

it's no longer needed now that positions aren't really pointers any
more.
This commit is contained in:
pennae 2022-04-05 18:37:38 +02:00
parent 8168a4cf4a
commit 8adaa6acb5

View file

@ -99,47 +99,4 @@ make_ref(Args&&... args)
return ref<T>(p);
}
/* A non-nullable pointer.
This is similar to a C++ "& reference", but mutable.
This is similar to ref<T> but backed by a regular pointer instead of a smart pointer.
*/
template<typename T>
class ptr {
private:
T * p;
public:
ptr<T>(const ptr<T> & r)
: p(r.p)
{ }
explicit ptr<T>(T * p)
: p(p)
{
if (!p)
throw std::invalid_argument("null pointer cast to ptr");
}
T* operator ->() const
{
return &*p;
}
T& operator *() const
{
return *p;
}
bool operator == (const ptr<T> & other) const
{
return p == other.p;
}
bool operator != (const ptr<T> & other) const
{
return p != other.p;
}
};
}