lib

Documentation

Index

• func GetFirstPlayer() (string, error)
• func GetMove(board BoardToPlay, reader io.Reader) int
• type Board
  • func NewBoard(symbol string) *Board
  • func (b Board) Clone() Board
  • func (b Board) GameOver() bool
  • func (b *Board) GetValidMoves() []int
  • func (b *Board) PlayMove(index int, symbol string)
  • func (b Board) Print()
  • func (b Board) WhoseTurn() string
  • func (b Board) Winner(symbol string) bool
• type BoardToPlay
• type ComputerPlayer
  • func NewComputer(board BoardToPlay) *ComputerPlayer
  • func (c *ComputerPlayer) ComputerMove()
• type Player
  • func NewPlayer(board BoardToPlay) *Player
  • func (p *Player) PlayerMove(index int)

Examples

• Board.Print

Functions

func GetFirstPlayer

func GetFirstPlayer() (string, error)

func GetMove

func GetMove(board BoardToPlay, reader io.Reader) int

Types

type Board

type Board struct {
	// Tic-Tac-Toe board struct.
	Grid       [3][3]string
	TotalMoves int
	NextTurn   string
}

func NewBoard

func NewBoard(symbol string) *Board

func (Board) Clone

func (b Board) Clone() Board

func (Board) GameOver

func (b Board) GameOver() bool

func (*Board) GetValidMoves

func (b *Board) GetValidMoves() []int

func (*Board) PlayMove

func (b *Board) PlayMove(index int, symbol string)

func (Board) Print

func (b Board) Print()

Example

board := NewBoard("X")
board.Print()

Output:

[- - -]
[- - -]
[- - -]

func (Board) WhoseTurn

func (b Board) WhoseTurn() string

func (Board) Winner

func (b Board) Winner(symbol string) bool

type BoardToPlay

type BoardToPlay interface {
	PlayMove(int, string)
	GetValidMoves() []int
	Winner(string) bool
	GameOver() bool
	WhoseTurn() string
	Print()
	Clone() Board
}

Interface for Player and ComputerPlayer to take to represent a Board

type ComputerPlayer

type ComputerPlayer struct {
	// Simple AI for tic-tac-toe. Uses the minimax algorithm to choose moves
	Symbol   string
	Board    BoardToPlay
	NextMove int
}

func NewComputer

func NewComputer(board BoardToPlay) *ComputerPlayer

func (*ComputerPlayer) ComputerMove

func (c *ComputerPlayer) ComputerMove()

type Player

type Player struct {
	// Struct for the player. Lets the player play a move and that is it.
	Symbol string
	Board  BoardToPlay
}

func NewPlayer

func NewPlayer(board BoardToPlay) *Player

func (*Player) PlayerMove

func (p *Player) PlayerMove(index int)