Method defined

crawl-ref/source/items.cc:3732–3735

Note: This function is to isolate all the checks to see if an item is valid (often just checking the quantity). It shouldn't be used a a substitute for those cases which actually want to check the quantity (as the rules for unused objects might change).

//        which actually want to check the quantity (as the
//        rules for unused objects might change).
bool item_def::defined() const
{
    return base_type != OBJ_UNASSIGNED && quantity > 0;
}
/**
 * Has this item's appearance been initialized?
 */