law playing_is

minebender-game@1.0.0.0 · proof_inv.bend:455

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

455law playing_is:
456  for +s: T.Status
457  for e: {G.is_playing(s) == True{} : Bool}
458  {s == T.Playing{} : T.Status}