lib/ex_tic_tac_toe.ex

defmodule ExTicTacToe do
  alias ExTicTacToe.Engine

  defdelegate init(x_max, y_max), to: Engine
  defdelegate phase(state), to: Engine
  defdelegate mark(state, x_or_o, x_and_y), to: Engine
  defdelegate progress_game(state, updated_state), to: Engine
end