def join.go
import lawful-fields@0.1.1.0/defs.bend as Defsimport Base
126def join.go(ps: List<&2, List<&2, U32>>, +sep: U32) -> List<&2, U32>:
127 match ps:
128 case Nil{}:
129 Nil{}
130 case Con{p, t}:
131 Con{sep, List.append(&2, U32, p, join.go(t, sep))}