I've polished your module a bit at:
https://github.com/nordlow/justd/blob/611ae3aac35a085af966e0c3b717deb0012f637b/zio.d
Latest at https://github.com/nordlow/justd/blob/master/zio.d
I've polished your module a bit at:
https://github.com/nordlow/justd/blob/611ae3aac35a085af966e0c3b717deb0012f637b/zio.d
Latest at https://github.com/nordlow/justd/blob/master/zio.d