def add.zero
import bend-lawful-stdlib@0.1.0.0/src/float/format.bend as Formatimport Base
155def add.zero(na: Bool, b: Val) -> Val:
156 match b:
157 case Z{nb}:
158 Z{Bool.and(na, nb)}
159 case Inf{nb}:
160 Inf{nb}
161 case NaN{}:
162 NaN{}
163 case Fin{nb, mb, eb}:
164 Fin{nb, mb, eb}