Frame.arr.depth: def of bend-toon-codec@0.1.0.0
Import: import bend-toon-codec@0.1.0.0/src/frame.bend as Frame
Lines 206-213 of bend-toon-codec@0.1.0.0/src/frame.bend: https://jend.leeeet.dev/read.txt?path=bend-toon-codec@0.1.0.0/src/frame.bend&start_line=206&end_line=213

import Base
import bend-toon-codec@0.1.0.0/src/split.bend as S

def arr.depth(+f: Fr) -> U32:
  match f:
    case FLst{d, a, n, c, xs}:
      arr.depth.if(U32.is_zero(c), d)
    case FTab{d, a, n, c, dl, ks, xs}:
      arr.depth.if(U32.is_zero(c), d)
    case _:
      S.none()

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_zero
  https://jend.leeeet.dev/definition.txt?path=bend-toon-codec@0.1.0.0/src/frame.bend&name=Fr
  https://jend.leeeet.dev/definition.txt?path=bend-toon-codec@0.1.0.0/src/frame.bend&name=arr.depth.if
  https://jend.leeeet.dev/definition.txt?path=bend-toon-codec@0.1.0.0/src/split.bend&name=none