37     const Reporter *owner;  member
40     Iterator(const Reporter *owner, int pos) : owner(owner), pos(pos) {}  in Iterator()
42     Iterator(const Iterator &that) : owner(that.owner), pos(that.pos) {  in Iterator()
43       owner->print("iterator copy ctor");  in Iterator()
46     Iterator(Iterator &&that) : owner(that.owner), pos(that.pos) {  in Iterator()
47       owner->print("iterator move ctor");  in Iterator()
50     ~Iterator() { owner->print("iterator dtor"); }  in ~Iterator()
53       owner->print("iterator copy assign");  in operator =()
54       this->owner = that.owner;  in operator =()
60       owner->print("iterator move assign");  in operator =()
61       this->owner = that.owner;  in operator =()
67       owner->print("iterator %d == %d", 2 - this->pos, 2 - that.pos);  in operator ==()
72       owner->print("iterator %d != %d", 2 - this->pos, 2 - that.pos);  in operator !=()
77       owner->print("iterator prefix ++");  in operator ++()
83       owner->print("iterator postfix ++");  in operator ++()
91       owner->print("iterator deref: %i", result);  in operator *()
97       owner->print("iterator distance: %d", result);  in operator -()
102       owner->print("iterator advance: %i += %i", 2 - this->pos, steps);  in operator +()
103       return Iterator(owner, pos - steps);  in operator +()