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https://github.com/c-cube/ocaml-containers.git
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233 lines
8.1 KiB
OCaml
233 lines
8.1 KiB
OCaml
(*
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Copyright (c) 2013, Simon Cruanes
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer. Redistributions in binary
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form must reproduce the above copyright notice, this list of conditions and the
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following disclaimer in the documentation and/or other materials provided with
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the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*)
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(** {1 Growable, mutable vector} *)
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type ro = [`RO]
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type rw = [`RW]
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(** Mutability is [rw] (read-write) or [ro] (read-only) *)
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type ('a, 'mut) t
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(** the type of a vector of elements of type ['a], with
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a mutability flat ['mut] *)
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type 'a vector = ('a, rw) t
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(** Type synonym: a ['a vector] is mutable. *)
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type 'a sequence = ('a -> unit) -> unit
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type 'a klist = unit -> [`Nil | `Cons of 'a * 'a klist]
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type 'a gen = unit -> 'a option
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type 'a equal = 'a -> 'a -> bool
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type 'a ord = 'a -> 'a -> int
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type 'a printer = Buffer.t -> 'a -> unit
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type 'a formatter = Format.formatter -> 'a -> unit
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val freeze : ('a, _) t -> ('a, ro) t
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(** Make an immutable vector (no copy! Don't use the old version)*)
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val freeze_copy : ('a, _) t -> ('a, ro) t
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(** Copy the vector into an immutable version *)
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val create : unit -> ('a, rw) t
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(** Create a new, empty vector *)
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val create_with : ?capacity:int -> 'a -> ('a, rw) t
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(** Create a new vector, using the given value as a filler.
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@param capacity the size of the underlying array
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{b caution}: the value will likely not be GC'd before the vector is. *)
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val make : int -> 'a -> ('a, 'mut) t
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(** [make n x] makes a vector of size [n], filled with [x] *)
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val init : int -> (int -> 'a) -> ('a, 'mut) t
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(** Init the vector with the given function and size *)
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val clear : ('a, rw) t -> unit
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(** clear the content of the vector *)
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val ensure : ('a, rw) t -> int -> unit
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(** Hint to the vector that it should have at least the given capacity.
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Just a hint, will not be enforced if the vector is empty. *)
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val is_empty : ('a, _) t -> bool
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(** is the vector empty? *)
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val push : ('a, rw) t -> 'a -> unit
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(** add an element at the end of the vector *)
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val append : ('a, rw) t -> ('a, _) t -> unit
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(** [append a b] adds all elements of b to a *)
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val append_array : ('a, rw) t -> 'a array -> unit
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(** same as append, with an array *)
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val append_seq : ('a, rw) t -> 'a sequence -> unit
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(** Append content of sequence *)
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val equal : 'a equal -> ('a,_) t equal
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val compare : 'a ord -> ('a,_) t ord
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(** Total ordering on vectors: Lexicographic comparison. *)
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val pop : ('a, rw) t -> 'a option
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(** Remove last element, or [None] *)
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val pop_exn : ('a, rw) t -> 'a
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(** remove last element, or raise a Failure if empty
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@raise Failure on an empty vector *)
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val copy : ('a,_) t -> ('a,'mut) t
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(** Shallow copy (may give an immutable or mutable vector) *)
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val shrink : ('a, rw) t -> int -> unit
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(** shrink to the given size (remove elements above this size).
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Does nothing if the parameter is bigger than the current size. *)
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val member : ?eq:('a -> 'a -> bool) -> 'a -> ('a, _) t -> bool
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(** is the element a member of the vector? *)
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val sort : ('a -> 'a -> int) -> ('a, _) t -> ('a, 'mut) t
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(** Sort the vector, returning a copy of it that is sorted
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w.r.t the given ordering. The vector itself is unchanged. *)
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val sort' : ('a -> 'a -> int) -> ('a, rw) t -> unit
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(** Sort the vector in place (modifying it). *)
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val uniq_sort : ('a -> 'a -> int) -> ('a, rw) t -> unit
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(** Sort the array and remove duplicates, in place (e.e. modifying
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the vector itself) *)
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val iter : ('a -> unit) -> ('a,_) t -> unit
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(** iterate on the vector's content *)
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val iteri : (int -> 'a -> unit) -> ('a,_) t -> unit
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(** iterate on the vector, with indexes *)
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val map : ('a -> 'b) -> ('a,_) t -> ('b, 'mut) t
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(** map elements of the vector, yielding a new vector *)
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val filter : ('a -> bool) -> ('a,_) t -> ('a, 'mut) t
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(** filter elements from the vector. [filter p v] leaves [v] unchanged but
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returns a new vector that only contains elements of [v] satisfying [p]. *)
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val filter' : ('a -> bool) -> ('a, rw) t -> unit
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(** Filter elements in place. *)
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val fold : ('b -> 'a -> 'b) -> 'b -> ('a,_) t -> 'b
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(** fold on elements of the vector *)
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val exists : ('a -> bool) -> ('a,_) t -> bool
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(** existential test (is there an element that satisfies the predicate?) *)
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val for_all : ('a -> bool) -> ('a,_) t -> bool
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(** universal test (do all the elements satisfy the predicate?) *)
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val find : ('a -> bool) -> ('a,_) t -> 'a option
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(** Find an element that satisfies the predicate *)
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val find_exn : ('a -> bool) -> ('a,_) t -> 'a
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(** find an element that satisfies the predicate, or
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@raise Not_found if no element does *)
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val filter_map : ('a -> 'b option) -> ('a,_) t -> ('b, 'mut) t
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(** Map elements with a function, possibly filtering some of them out *)
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val flat_map : ('a -> ('b,_) t) -> ('a,_) t -> ('b, 'mut) t
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(** Map each element to a sub-vector *)
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val flat_map' : ('a -> 'b sequence) -> ('a,_) t -> ('b, 'mut) t
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(** Like {!flat_map}, but using {!sequence} for intermediate collections *)
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val (>>=) : ('a,_) t -> ('a -> ('b,_) t) -> ('b, 'mut) t
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(** Infix version of {!flat_map} *)
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val (>|=) : ('a,_) t -> ('a -> 'b) -> ('b, 'mut) t
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(** Infix version of {!map} *)
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val get : ('a,_) t -> int -> 'a
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(** access element by its index, or
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@raise Failure if bad index *)
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val set : ('a, rw) t -> int -> 'a -> unit
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(** modify element at given index, or
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@raise Failure if bad index *)
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val remove : ('a, rw) t -> int -> unit
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(** Remove the [n-th] element of the vector. Does {b NOT} preserve the order
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of the elements (might swap with the last element) *)
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val rev : ('a,_) t -> ('a, 'mut) t
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(** Reverse the vector *)
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val rev' : ('a, rw) t -> unit
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(** Reverse the vector in place *)
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val size : ('a,_) t -> int
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(** number of elements in vector *)
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val length : (_,_) t -> int
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(** Synonym for {! size} *)
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val capacity : (_,_) t -> int
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(** Number of elements the vector can contain without being resized *)
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val unsafe_get_array : ('a, rw) t -> 'a array
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(** Access the underlying {b shared} array (do not modify!).
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[unsafe_get_array v] is longer than [size v], but elements at higher
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index than [size v] are undefined (do not access!). *)
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val (--) : int -> int -> (int, 'mut) t
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(** Range of integers, either ascending or descending (both included,
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therefore the result is never empty).
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Example: [1 -- 10] returns the vector [[1;2;3;4;5;6;7;8;9;10]] *)
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val of_array : 'a array -> ('a, 'mut) t
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val of_list : 'a list -> ('a, 'mut) t
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val to_array : ('a,_) t -> 'a array
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val to_list : ('a,_) t -> 'a list
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val of_seq : ?init:('a,rw) t -> 'a sequence -> ('a, rw) t
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val to_seq : ('a,_) t -> 'a sequence
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val slice : ('a,rw) t -> ('a array * int * int)
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(** Vector as an array slice. By doing it we expose the internal array, so
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be careful! *)
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val slice_seq : ('a,_) t -> int -> int -> 'a sequence
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(** [slice_seq v start len] is the sequence of elements from [v.(start)]
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to [v.(start+len-1)]. *)
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val of_klist : ?init:('a, rw) t -> 'a klist -> ('a, rw) t
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val to_klist : ('a,_) t -> 'a klist
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val of_gen : ?init:('a, rw) t -> 'a gen -> ('a, rw) t
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val to_gen : ('a,_) t -> 'a gen
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val pp : ?start:string -> ?stop:string -> ?sep:string ->
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'a printer -> ('a,_) t printer
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val print : ?start:string -> ?stop:string -> ?sep:string ->
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'a formatter -> ('a,_) t formatter
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