package batteries

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A community-maintained standard library extension

Install

md5=1bcb27dfbd130eb057561196ef851649

sha512=2a56611b09a5f1cba6457539f8b6bc87a5f2a5454b36cdb39f6e0d6a5dac6db179aab1ba87c74dd49cc41df31a9a96feb349028ea41df7371ecb47f4d9dfafc4

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