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