package batteries

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A community-maintained standard library extension

Install

md5=d3d16ffc960e832a1c0e21b7123194e9

sha512=36c8561079aa9fefc864c2f03bd8ae20aa05987bb67e7a9beac3ab4f440dbf7d44f141c172b05fddb1a5b618fc55a27962bb45fc39bd7b3a15d56e0ed3ff3870

A signature for data structures which have a map : ('a -> 'b) -> ('a t -> 'b t) operation.

If you create a new data structure, you should make it compatible with Mappable.

type 'a mappable

The data structure, e.g. 'a List.t

val map : ('a -> 'b) -> 'a mappable -> 'b mappable

map f e applies f to every element of e and returns the corresponding data structure