def path.extension.go
import bend-kit-files@0.3.1.0/files.bend as Filesimport Base
114def path.extension.go(rev: List<&2, String>) -> String:
115 match rev:
116 case Nil{}:
117 ""
118 case Con{ext, Nil{}}:
119 ""
120 case Con{ext, Con{prev, rest}}:
121 path.extension.fin(String.is_empty(prev) && List.is_empty(&2, String, rest),
122 ext)