Traitsยง
- SumDomain
- Domain over which the
sum!macro iterates. Lets a single sum accept either aSet(with typed key decoding viaFromIndexKey) or a borrowed slice ofCopykeys, without intermediate conversions.
sum! macro iterates. Lets a single sum accept either
a Set (with typed key decoding via FromIndexKey) or a borrowed slice
of Copy keys, without intermediate conversions.