package lsp

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Module Monoid.ListSource

The list monoid with empty = [] and combine = ( @ ).

Parameters

module M : sig ... end

Signature

Sourcetype t = M.t list
Sourceval empty : t

Must be the identity of combine:

  • combine empty t = t
  • combine t empty = t
Sourceval combine : t -> t -> t

Must be associative:

  • combine a (combine b c) = combine (combine a b) c
Sourcemodule O : sig ... end
Sourceval reduce : t list -> t
Sourceval map_reduce : f:('a -> t) -> 'a list -> t