def join_sp
import cswap-bend-cli@0.1.0.0/profcmd.bend as Profcmdimport Base
260def join_sp(xs: List<String>) -> String:
261 match xs:
262 case Nil{}:
263 ""
264 case Con{h, Nil{}}:
265 h
266 case Con{h, t}:
267 h ++ " " ++ join_sp(t)