Source file arrow_alt.ml
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module Core_over_category_and_via_arrow_and_fst
(Category : Preface_specs.Category.CORE)
(Req : Preface_specs.Arrow_alt.WITH_ARROW_AND_FST
with type ('a, 'b) t = ('a, 'b) Category.t) =
struct
include Arrow.Core_over_category_and_via_arrow_and_fst (Category) (Req)
let combine = Req.combine
end
module Core_over_category_and_via_arrow_and_split
(Category : Preface_specs.Category.CORE)
(Req : Preface_specs.Arrow_alt.WITH_ARROW_AND_SPLIT
with type ('a, 'b) t = ('a, 'b) Category.t) =
struct
include Arrow.Core_over_category_and_via_arrow_and_split (Category) (Req)
let combine = Req.combine
end
module Operation_over_category
(Category : Preface_specs.Category.OPERATION)
(Core : Preface_specs.Arrow_alt.CORE
with type ('a, 'b) t = ('a, 'b) Category.t) =
struct
include Arrow.Operation_over_category (Category) (Core)
let times_nel n x = Preface_core.Monoid.times_nel Core.combine n x
let reduce_nel list = Preface_core.Monoid.reduce_nel Core.combine list
end
module Alias = Arrow.Alias
module Infix_over_category
(Category : Preface_specs.Category.INFIX)
(Core : Preface_specs.Arrow_alt.CORE
with type ('a, 'b) t = ('a, 'b) Category.t)
(Operation : Preface_specs.Arrow_alt.OPERATION
with type ('a, 'b) t = ('a, 'b) Core.t) =
struct
include Arrow.Infix_over_category (Category) (Core) (Operation)
let ( <|> ) = Core.combine
end
module Via
(Core : Preface_specs.Arrow_alt.CORE)
(Operation : Preface_specs.Arrow_alt.OPERATION)
(Alias : Preface_specs.Arrow_alt.ALIAS)
(Infix : Preface_specs.Arrow_alt.INFIX) =
struct
include Core
include Operation
include Alias
include Infix
module Infix = Infix
end
module Over_category_and_via_arrow_and_fst
(Category : Preface_specs.CATEGORY)
(Req : Preface_specs.Arrow_alt.WITH_ARROW_AND_FST
with type ('a, 'b) t = ('a, 'b) Category.t) =
struct
module Core = Core_over_category_and_via_arrow_and_fst (Category) (Req)
module Operation = Operation_over_category (Category) (Core)
module Alias = Alias (Operation)
module Infix = Infix_over_category (Category.Infix) (Core) (Operation)
include Core
include Operation
include Alias
include Infix
end
module Over_category_and_via_arrow_and_split
(Category : Preface_specs.CATEGORY)
(Req : Preface_specs.Arrow_alt.WITH_ARROW_AND_SPLIT
with type ('a, 'b) t = ('a, 'b) Category.t) =
struct
module Core = Core_over_category_and_via_arrow_and_split (Category) (Req)
module Operation = Operation_over_category (Category) (Core)
module Alias = Alias (Operation)
module Infix = Infix_over_category (Category.Infix) (Core) (Operation)
include Core
include Operation
include Alias
include Infix
end
module Over_arrow
(Arrow : Preface_specs.ARROW)
(Req : Preface_specs.Arrow_alt.WITH_COMBINE
with type ('a, 'b) t = ('a, 'b) Arrow.t) =
struct
module Core_aux =
Core_over_category_and_via_arrow_and_fst
(Arrow)
(struct
include Arrow
include Req
end)
module Operation_aux = Operation_over_category (Arrow) (Core_aux)
module Infix_aux = Infix_over_category (Arrow) (Core_aux) (Operation_aux)
include Core_aux
include Operation_aux
include Arrow
module Infix = struct
include Arrow.Infix
include Infix_aux
end
include Infix
end
module From_monad_plus (Monad : Preface_specs.Monad_plus.CORE) =
Over_arrow
(Arrow.From_monad
(Monad))
(struct
type ('a, 'b) t = 'a -> 'b Monad.t
let combine f g x = Monad.combine (f x) (g x)
end)
module From_arrow_plus (Plus : Preface_specs.ARROW_PLUS) = Plus
module Product (F : Preface_specs.ARROW_ALT) (G : Preface_specs.ARROW_ALT) =
Over_arrow
(Arrow.Product (F) (G))
(struct
type ('a, 'b) t = ('a, 'b) F.t * ('a, 'b) G.t
let combine (x1, y1) (x2, y2) = (F.combine x1 x2, G.combine y1 y2)
end)