BuilderArrFlat type class instances / evidence for RArr This is the fallback builder implicit for types that do not have their own specialist Arr and BuilderArrFlat classes. It is placed in this low priority trait to give those specialist Arr classes implicit priority. The notA implicit parameter is to exclude user defined types that have their own specialist Arr classes.
BuilderArrFlat type class instances / evidence for RArr This is the fallback builder implicit for types that do not have their own specialist Arr and BuilderArrFlat classes. It is placed in this low priority trait to give those specialist Arr classes implicit priority. The notA implicit parameter is to exclude user defined types that have their own specialist Arr classes.