Dir.dir.keep: def of ezsys@0.1.0.0
Import: import ezsys@0.1.0.0/src/dir.bend as Dir
Lines 56-62 of ezsys@0.1.0.0/src/dir.bend: https://jend.leeeet.dev/read.txt?path=ezsys@0.1.0.0/src/dir.bend&start_line=56&end_line=62

import Base

# the names that are not "." or "..", in their order
def dir.keep(xs: List<&2, String>) -> List<&2, String>:
  match xs:
    case Nil{}:
      Nil{}
    case Con{+name, xt}:
      dir.keep.pick(dir.dot(name), name, _u => dir.keep(xt))

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=ezsys@0.1.0.0/src/dir.bend&name=dir.dot
  https://jend.leeeet.dev/definition.txt?path=ezsys@0.1.0.0/src/dir.bend&name=dir.keep.pick