def toggle_other.go

minebender-game@1.0.0.0 · proof_grid.bend:314

import Base
import minebender-game@1.0.0.0/types.bend as T
import minebender-game@1.0.0.0/board.bend as B
import minebender-game@1.0.0.0/game.bend as G

314def toggle_other.go(+flags: List<&2, T.Pos>, +p: T.Pos, +q: T.Pos,
315  d: {B.same(p, q) == False{} : Bool}, +c: Bool) ->
316  {B.contains(G.toggle.go(c, flags, p), q) == B.contains(flags, q) : Bool}:
317  match c:
318    case True{}:
319      contains_remove_other(flags, p, q, d)
320    case False{}:
321      %Equal.sym(Bool, B.same(p, q), False{}, d) :
322        {Bool.or(_, B.contains(flags, q)) == B.contains(flags, q) : Bool}
323      {==}