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(*
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*)
(** Global namespace opened in each source file by the build system *)
include module type of Import0
(** Function combinators *)
val ( >> ) : ('a -> 'b) -> ('b -> 'c) -> 'a -> 'c
(** Composition of functions: [(f >> g) x] is exactly equivalent to
[g (f (x))]. Left associative. *)
val ( << ) : ('b -> 'c) -> ('a -> 'b) -> 'a -> 'c
(** Reverse composition of functions: [(g << f) x] is exactly equivalent to
[g (f (x))]. Left associative. *)
val ( $ ) : ('a -> unit) -> ('a -> 'b) -> 'a -> 'b
(** Sequential composition of functions: [(f $ g) x] is exactly equivalent
to [(f x) ; (g x)]. Left associative. *)
val ( $> ) : 'a -> ('a -> unit) -> 'a
(** Reverse apply and ignore function: [x $> f] is exactly equivalent to
[f x ; x]. Left associative. *)
val ( <$ ) : ('a -> unit) -> 'a -> 'a
(** Apply and ignore function: [f <$ x] is exactly equivalent to [f x ; x].
Left associative. *)
(** Failures *)
exception Unimplemented of string
val fail : ('a, unit -> _) fmt -> 'a
(** Emit a message at the current indentation level, and raise a [Failure]
exception indicating a fatal error. *)
val todo : ('a, unit -> _) fmt -> 'a
(** Raise an [Unimplemented] exception indicating that an input is valid but
not handled by the current implementation. *)
val warn : ('a, unit -> unit) fmt -> 'a
(** Issue a warning for a survivable problem. *)
(** Assertions *)
val assertf : bool -> ('a, unit -> unit) fmt -> 'a
(** Raise an [Failure] exception if the bool argument is false, indicating
that the expected condition was not satisfied. *)
val checkf : bool -> ('a, unit -> bool) fmt -> 'a
(** As [assertf] but returns the argument bool. *)
val check : ('a -> unit) -> 'a -> 'a
(** Assert that function does not raise on argument, and return argument. *)
val violates : ('a -> unit) -> 'a -> _
(** Assert that function raises on argument. *)
(** Extensions *)
module Invariant : module type of Core.Invariant
(** Containers *)
module Option = Option
include module type of Option.Monad_infix
include module type of Option.Monad_syntax
module List = List
module Array : sig
include module type of Array
val pp : (unit, unit) fmt -> 'a pp -> 'a array pp
end
module IArray = IArray
include module type of IArray.Import
module Set = Set
module Map = Map
module Qset = Qset
(** Data types *)
module String : sig
include sig
include module type of Core.String with module Map := Core.String.Map
end
module Map : Map.S with type key = string
end
module Q : sig
include module type of struct include Q end
val of_z : Z.t -> t
val compare : t -> t -> int
val hash : t -> int
val hash_fold_t : t Hash.folder
val t_of_sexp : Sexp.t -> t
val sexp_of_t : t -> Sexp.t
val pp : t pp
end
module Z : sig
include module type of struct include Z end
val compare : t -> t -> int
val hash : t -> int
val hash_fold_t : t Hash.folder
val t_of_sexp : Sexp.t -> t
val sexp_of_t : t -> Sexp.t
val pp : t pp
val true_ : t
val false_ : t
val of_bool : bool -> t
val is_true : t -> bool
val is_false : t -> bool
end