Router.pattern.parts: def of bend-kit-router@0.2.0.0
Import: import bend-kit-router@0.2.0.0/router.bend as Router
Lines 91-103 of bend-kit-router@0.2.0.0/router.bend: https://jend.leeeet.dev/read.txt?path=bend-kit-router@0.2.0.0/router.bend&start_line=91&end_line=103

import Base

def pattern.parts(xs: List<&2, String>, +names: List<&2, String>, acc: List<&2, Segment>) -> Maybe<&2, List<&2, Segment>>:
  match xs:
    case Nil{}:
      Some{List.reverse(&2, Segment, acc)}
    case "" <> Nil{}:
      Some{List.reverse(&2, Segment, Literal{""} <> acc)}
    case "" <> t:
      None{}
    case h <> t:
      do Maybe<&2, List<&2, Segment>>:
        seg : Segment <- pattern.segment(h, names)
        +part : Segment = seg
        pattern.parts(t, pattern.names(part, names), part <> acc)

Uses (8):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List.reverse
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe.bind
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=String
  https://jend.leeeet.dev/definition.txt?path=bend-kit-router@0.2.0.0/router.bend&name=Segment
  https://jend.leeeet.dev/definition.txt?path=bend-kit-router@0.2.0.0/router.bend&name=pattern.names
  https://jend.leeeet.dev/definition.txt?path=bend-kit-router@0.2.0.0/router.bend&name=pattern.segment