def show_u.go
import bendonnect-rpc@0.1.0.0/src/pb.bend as Pbimport Base
import bend-kit-protobuf@0.1.0.0/protobuf.bend as Pb
136def show_u.go(fuel: Nat, +w: Pb.Word64, +acc: String) -> String:
137 match fuel:
138 case 0n:
139 acc
140 case 1n+p:
141 +d = word64.divmod10(w)
142 pick.then(Pb.Word64.is_zero(w), acc, u => show_u.go(p, dm.q(d), SCon{Chr{(48 + dm.r(d) : U32)}, acc}))