Class Position`Abstract`

Hierarchy (View Summary)

Position

Constructors

`Protected`constructor

new Position(
    rules:
        | "chess"
        | "antichess"
        | "kingofthehill"
        | "3check"
        | "atomic"
        | "horde"
        | "racingkings"
        | "crazyhouse",
): Position
Parameters
- rules:
      | "chess"
      | "antichess"
      | "kingofthehill"
      | "3check"
      | "atomic"
      | "horde"
      | "racingkings"
      | "crazyhouse"
Returns Position
- Defined in src/chess.ts:166

Properties

board

board: Board

castles

castles: Castles

epSquare

epSquare: undefined | number

fullmoves

fullmoves: number

halfmoves

halfmoves: number

pockets

pockets: undefined | Material

remainingChecks

remainingChecks: undefined | RemainingChecks

`Readonly`rules

rules:
    | "chess"
    | "antichess"
    | "kingofthehill"
    | "3check"
    | "atomic"
    | "horde"
    | "racingkings"
    | "crazyhouse"

turn

turn: "black" | "white"

Methods

allDests

allDests(ctx?: Context): Map<number, SquareSet>
Parameters
- Optionalctx: Context
Returns Map<number, SquareSet>
- Defined in src/chess.ts:420

clone

clone(): Position
Returns Position
- Defined in src/chess.ts:238

ctx

ctx(): Context
Returns Context
- Defined in src/chess.ts:213

dests

dests(square: number, ctx?: Context): SquareSet
Parameters
- square: number
- Optionalctx: Context
Returns SquareSet
- Defined in src/chess.ts:274

dropDests

dropDests(_ctx?: Context): SquareSet
Parameters
- Optional_ctx: Context
Returns SquareSet
- Defined in src/chess.ts:270

hasDests

hasDests(ctx?: Context): boolean
Parameters
- Optionalctx: Context
Returns boolean
- Defined in src/chess.ts:369

hasInsufficientMaterial

hasInsufficientMaterial(color: "black" | "white"): boolean
Parameters
- color: "black" | "white"
Returns boolean
- Defined in src/chess.ts:334

isCheck

isCheck(): boolean
Returns boolean
- Defined in src/chess.ts:391

isCheckmate

isCheckmate(ctx?: Context): boolean
Parameters
- Optionalctx: Context
Returns boolean
- Defined in src/chess.ts:401

isEnd

isEnd(ctx?: Context): boolean
Parameters
- Optionalctx: Context
Returns boolean
- Defined in src/chess.ts:396

isInsufficientMaterial

isInsufficientMaterial(): boolean
Returns boolean
- Defined in src/chess.ts:365

isLegal

isLegal(move: Move, ctx?: Context): boolean
Parameters
- move: Move
- Optionalctx: Context
Returns boolean
- Defined in src/chess.ts:377

isStalemate

isStalemate(ctx?: Context): boolean
Parameters
- Optionalctx: Context
Returns boolean
- Defined in src/chess.ts:406

isVariantEnd

isVariantEnd(): boolean
Returns boolean
- Defined in src/chess.ts:326

kingAttackers

kingAttackers(
    square: number,
    attacker: "black" | "white",
    occupied: SquareSet,
): SquareSet
Parameters
- square: number
- attacker: "black" | "white"
- occupied: SquareSet
Returns SquareSet
- Defined in src/chess.ts:203

outcome

outcome(ctx?: Context): undefined | Outcome
Parameters
- Optionalctx: Context
Returns undefined | Outcome
- Defined in src/chess.ts:411

play

play(move: Move): void
Parameters
- move: Move
Returns void
- Defined in src/chess.ts:430

`Protected`playCaptureAt

playCaptureAt(square: number, captured: Piece): void
Parameters
- square: number
- captured: Piece
Returns void
- Defined in src/chess.ts:207

reset

reset(): void
Returns void
- Defined in src/chess.ts:168

`Protected`setupUnchecked

setupUnchecked(setup: Setup): void
Parameters
- setup: Setup
Returns void
- Defined in src/chess.ts:179

toSetup

toSetup(): Setup
Returns Setup
- Defined in src/chess.ts:352

`Protected`validate

validate(): Result<undefined, PositionError>
Returns Result<undefined, PositionError>
- Defined in src/chess.ts:251

variantOutcome

variantOutcome(_ctx?: Context): undefined | Outcome
Parameters
- Optional_ctx: Context
Returns undefined | Outcome
- Defined in src/chess.ts:330