NewBoard allocates and initializes a new Board.

NewRuneBoard allocates and initializes a new RuneBoard.

NewRunePlusBoard allocates and initializes a new RunePlusBoard.

NewStdBoard allocates and initializes a new StandardBoard.

WithBounds provides initial bounds to a Board.

WithCompareFunc provides a conversion function, needed for loading from strings/files.

WithConvFunc provides a conversion function, needed for loading from strings/files.

WithEmptyVal provides an empty value.

WithStorage provides a storage backend to a Board.

Board is an abstraction of a 2D map of discrete map points.

BoardOptions collects extra options when initializing a Board.

Map2D is a sparse map storing data elements in a discrete 2D space.

Map2DHashable is a Map2D containing Hashable elements.

RuneBoard is a Board where all the points are represented by a single rune.

RunePlusBoard is a Board that stores a rune plus arbitrary extra data at each location.

RunePlusData is the data type for elements of a RunePlusBoard.

StdBoard is a convenience name for RuneBoard[int].

BoardStorage is an interface to pluggable back-end storage for a Board.

Hashable is expected to return a string uniquely identifying this object.