KoyamaSohei/elm-rolling-list

A circular buffer implementation in Elm.

lovasoa/elm-rolling-list

Circular buffer

A Rolling List is a list with a finite number of elements that can be inifintely iterated over.

    >>> import RollingList
    >>> rl = RollingList.fromList [1,2]
    >>> RollingList.current rl
    Just 1
    >>> rolled = RollingList.roll rl
    >>> RollingList.current rolled
    Just 2
    >>> rolledTwice = RollingList.roll rolled
    >>> RollingList.current rolledTwice
    Just 1

test

Just run npm install && npm test