ProofSolver.dfs_or_none_r: def of minebender-game@1.0.0.0
Import: import minebender-game@1.0.0.0/proof_solver.bend as ProofSolver
Lines 926-932 of minebender-game@1.0.0.0/proof_solver.bend: https://jend.leeeet.dev/read.txt?path=minebender-game@1.0.0.0/proof_solver.bend&start_line=926&end_line=932

import Base
import minebender-game@1.0.0.0/types.bend as T
import minebender-game@1.0.0.0/solver.bend as S

def dfs_or_none_r(r: Maybe<&2, T.Grid(Bool)>, k: Unit -> Maybe<&2, T.Grid(Bool)>,
  e: {S.dfs.or(r, k) == None{} : Maybe<&2, T.Grid(Bool)>}) -> {k(Unit{}) == None{} : Maybe<&2, T.Grid(Bool)>}:
  match r:
    case None{}:
      e
    case Some{l}:
      Empty.absurd({k(Unit{}) == None{} : Maybe<&2, T.Grid(Bool)>}, some_ne_none(T.Grid(Bool), l, e))

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Empty.absurd
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Unit
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_solver.bend&name=some_ne_none
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/solver.bend&name=dfs.or
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Grid