Function matches

library/include/modules/Materials.h:150–155

        df::craft_material_class getCraftClass();

        bool matches(const MaterialInfo& mat) const
        {
            if (!mat.isValid()) return true;
            return (type == mat.type) &&
                (mat.index == -1 || index == mat.index);
        }

        bool matches(const df::job_material_category& cat) const;
        bool matches(const df::dfhack_material_category& cat) const;