ProofSolver.loop_some: law of minebender-game@1.0.0.0
Import: import minebender-game@1.0.0.0/proof_solver.bend as ProofSolver
Lines 2271-2280 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=2271&end_line=2280

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

# When the loop names c, c is one of its cells and its search found nothing.
law loop_some:
  for +hs: List<&2, T.Pos>
  for +found: List<&2, T.Grid(Bool)>
  for +todo: S.Plan
  for +part: T.Grid(Maybe<&2, Bool>)
  for +ctx: S.Ctx
  for +c: T.Pos
  for e: {S.loop(hs, found, todo, part, ctx) == Some{c} : Maybe<&2, T.Pos>}
  LoopSome(hs, todo, part, ctx, c)

Uses (13):
  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=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Maybe
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_lists.bend&name=none_ne_some
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_solver.bend&name=LoopSome
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/proof_solver.bend&name=loop_some.cov
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/solver.bend&name=Ctx
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/solver.bend&name=Plan
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/solver.bend&name=covered
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/solver.bend&name=loop
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Grid
  https://jend.leeeet.dev/definition.txt?path=minebender-game@1.0.0.0/types.bend&name=Pos