package ppx_deriving

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Type-driven code generation for OCaml >=4.02.2

Install

Dune Dependency

github.com Readme Changelog Edit opam file Versions (11)

Authors

W

whitequark <whitequark@whitequark.org>

Maintainers

W

whitequark <whitequark@whitequark.org>

Sources

v4.4.1.tar.gz

sha256=27bc57774724fc4f48775f2011375a5ee1439570204abbf6607761c472757e2f

doc/ppx_deriving.runtime/Ppx_deriving_runtime/Ephemeron/K2/MakeSeeded/argument-1-H1/index.html

Parameter `MakeSeeded.H1`

type t

The type of the hashtable keys.

val equal : t -> t -> bool

The equality predicate used to compare keys.

val hash : int -> t -> int

A seeded hashing function on keys. The first argument is the seed. It must be the case that if equal x y is true, then hash seed x = hash seed y for any value of seed. A suitable choice for hash is the function Hashtbl.seeded_hash below.