Safe Haskell	Safe-Inferred
Language	Haskell2010

BishBosh.Property.Empty

Contents

Type-classes

Description

AUTHOR: Dr. Alistair Ward
DESCRIPTION

An interface for data which can support the concept of being empty.
N.B.: the empty state of the type must be unique.
cf. def or zero for a numeric type.

Synopsis

class Empty a where
- empty :: a

Type-classes

class Empty a where Source #

An interface which data which can support the concept of being empty, may implement.

Methods

empty Source #

Arguments

:: a

Constant.

Instances

Instances details

Empty [a] Source #
Instance details Defined in BishBosh.Property.Empty Methods empty :: [a] Source #
Empty (Maybe a) Source #
Instance details Defined in BishBosh.Property.Empty Methods empty :: Maybe a Source #
Empty (IntMap e) Source #
Instance details Defined in BishBosh.Property.Empty Methods empty :: IntMap e Source #
Empty (CategorisedCommandLineOptions options) Source #
Instance details Defined in BishBosh.Input.CategorisedCommandLineOptions Methods empty :: CategorisedCommandLineOptions options Source #
Empty (TurnsByLogicalColour turn) Source #
Instance details Defined in BishBosh.State.TurnsByLogicalColour Methods empty :: TurnsByLogicalColour turn Source #
Empty (MoveFrequency move) Source #
Instance details Defined in BishBosh.Model.MoveFrequency Methods empty :: MoveFrequency move Source #
Empty (KillerMoves killerMoveKey) Source #
Instance details Defined in BishBosh.Search.KillerMoves Methods empty :: KillerMoves killerMoveKey Source #
(Empty a, Empty b) => Empty (a, b) Source #
Instance details Defined in BishBosh.Property.Empty Methods empty :: (a, b) Source #
Empty (Map i e) Source #
Instance details Defined in BishBosh.Property.Empty Methods empty :: Map i e Source #
Empty (Transpositions qualifiedMove positionHash) Source #
Instance details Defined in BishBosh.Search.Transpositions Methods empty :: Transpositions qualifiedMove positionHash Source #
(Enum x, Enum y, Ord x, Ord y) => Empty (MaybePieceByCoordinates x y) Source #
Instance details Defined in BishBosh.State.MaybePieceByCoordinates Methods empty :: MaybePieceByCoordinates x y Source #
(Enum x, Enum y, Ord x, Ord y) => Empty (Board x y) Source #
Instance details Defined in BishBosh.State.Board Methods empty :: Board x y Source #
(Enum x, Enum y, Ord x, Ord y, Show x, Show y) => Empty (Game x y) Source #
Instance details Defined in BishBosh.Model.Game Methods empty :: Game x y Source #
Empty (QualifiedMoveForest x y) Source #
Instance details Defined in BishBosh.ContextualNotation.QualifiedMoveForest Methods empty :: QualifiedMoveForest x y Source #
Empty (DynamicMoveData x y positionHash) Source #
Instance details Defined in BishBosh.Search.DynamicMoveData Methods empty :: DynamicMoveData x y positionHash Source #