Scan.depth.next: def of cswap-bend-cli@0.1.0.0
Import: import cswap-bend-cli@0.1.0.0/json/scan.bend as Scan
Lines 19-21 of cswap-bend-cli@0.1.0.0/json/scan.bend: https://jend.leeeet.dev/read.txt?path=cswap-bend-cli@0.1.0.0/json/scan.bend&start_line=19&end_line=21

import Base
import cswap-bend-cli@0.1.0.0/json/lex.bend as Lex

def depth.next(+k: U32, +d: U32) -> U32:
  Lex.sel(U32.is_eq(k, 11) || U32.is_eq(k, 12), (d + 1 : U32),
    Lex.sel(U32.is_eq(k, 21) || U32.is_eq(k, 22), Lex.sel(U32.is_eq(d, 0), 0, (d - 1 : U32)), d))

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.or
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.add
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.is_eq
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.sub
  https://jend.leeeet.dev/definition.txt?path=cswap-bend-cli@0.1.0.0/json/lex.bend&name=sel