Map (base.Base.Map)

type (!'key, !+'value, !'cmp) t

module Or_duplicate : sig ... end

module Continue_or_stop : sig ... end

module Finished_or_unfinished : sig ... end

module Merge_element : sig ... end

type (!'k, !'cmp) comparator =
  (module Base__.Comparator.S
  with type comparator_witness = 'cmp
   and type t = 'k)

deprecated [since 2021-12] use [Comparator.Module.t] instead

val invariants : ('a, 'b, 'c) t -> bool

val comparator_s : 
  ('a, 'b, 'cmp) t ->
  (module Base__.Comparator.S
  with type comparator_witness = 'cmp
   and type t = 'a)

val comparator : ('a, 'b, 'cmp) t -> ('a, 'cmp) Base__.Comparator.t

val empty : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  ('a, 'b, 'cmp) t

val singleton : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  'a ->
  'b ->
  ('a, 'b, 'cmp) t

val of_alist : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  ('a * 'b) list ->
  [ `Duplicate_key of 'a | `Ok of ('a, 'b, 'cmp) t ]

val of_alist_or_error : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  ('a * 'b) list ->
  (('a, 'b, 'cmp) t, Base__.Info.t) result

val of_alist_exn : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  ('a * 'b) list ->
  ('a, 'b, 'cmp) t

val of_alist_multi : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  ('a * 'b) list ->
  ('a, 'b list, 'cmp) t

val of_alist_fold : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  ('a * 'b) list ->
  init:'c ->
  f:('c -> 'b -> 'c) ->
  ('a, 'c, 'cmp) t

val of_alist_reduce : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  ('a * 'b) list ->
  f:('b -> 'b -> 'b) ->
  ('a, 'b, 'cmp) t

val of_iteri : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  iteri:(f:(key:'a -> data:'b -> unit) -> unit) ->
  [ `Duplicate_key of 'a | `Ok of ('a, 'b, 'cmp) t ]

val of_iteri_exn : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  iteri:(f:(key:'a -> data:'b -> unit) -> unit) ->
  ('a, 'b, 'cmp) t

val of_sorted_array : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  ('a * 'b) array ->
  (('a, 'b, 'cmp) t, Base__.Info.t) result

val of_sorted_array_unchecked : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  ('a * 'b) array ->
  ('a, 'b, 'cmp) t

val of_increasing_iterator_unchecked : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  len:int ->
  f:(int -> 'a * 'b) ->
  ('a, 'b, 'cmp) t

val of_increasing_sequence : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'k) ->
  ('k * 'v) Base__.Sequence.t ->
  (('k, 'v, 'cmp) t, Base__.Info.t) result

val of_sequence : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'k) ->
  ('k * 'v) Base__.Sequence.t ->
  [ `Duplicate_key of 'k | `Ok of ('k, 'v, 'cmp) t ]

val of_sequence_or_error : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  ('a * 'b) Base__.Sequence.t ->
  (('a, 'b, 'cmp) t, Base__.Info.t) result

val of_sequence_exn : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  ('a * 'b) Base__.Sequence.t ->
  ('a, 'b, 'cmp) t

val of_sequence_multi : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  ('a * 'b) Base__.Sequence.t ->
  ('a, 'b list, 'cmp) t

val of_sequence_fold : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  ('a * 'b) Base__.Sequence.t ->
  init:'c ->
  f:('c -> 'b -> 'c) ->
  ('a, 'c, 'cmp) t

val of_sequence_reduce : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'a) ->
  ('a * 'b) Base__.Sequence.t ->
  f:('b -> 'b -> 'b) ->
  ('a, 'b, 'cmp) t

val of_list_with_key : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'k) ->
  'v list ->
  get_key:('v -> 'k) ->
  [ `Duplicate_key of 'k | `Ok of ('k, 'v, 'cmp) t ]

val of_list_with_key_or_error : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'k) ->
  'v list ->
  get_key:('v -> 'k) ->
  (('k, 'v, 'cmp) t, Base__.Info.t) result

val of_list_with_key_exn : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'k) ->
  'v list ->
  get_key:('v -> 'k) ->
  ('k, 'v, 'cmp) t

val of_list_with_key_multi : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'k) ->
  'v list ->
  get_key:('v -> 'k) ->
  ('k, 'v list, 'cmp) t

val is_empty : ('a, 'b, 'c) t -> bool

val length : ('a, 'b, 'c) t -> int

val set : ('k, 'v, 'cmp) t -> key:'k -> data:'v -> ('k, 'v, 'cmp) t

val add : 
  ('k, 'v, 'cmp) t ->
  key:'k ->
  data:'v ->
  ('k, 'v, 'cmp) t Or_duplicate.t

val add_exn : ('k, 'v, 'cmp) t -> key:'k -> data:'v -> ('k, 'v, 'cmp) t

val add_multi : 
  ('k, 'v list, 'cmp) t ->
  key:'k ->
  data:'v ->
  ('k, 'v list, 'cmp) t

val remove_multi : ('k, 'v list, 'cmp) t -> 'k -> ('k, 'v list, 'cmp) t

val find_multi : ('k, 'v list, 'cmp) t -> 'k -> 'v list

val change : 
  ('k, 'v, 'cmp) t ->
  'k ->
  f:('v option -> 'v option) ->
  ('k, 'v, 'cmp) t

val update : ('k, 'v, 'cmp) t -> 'k -> f:('v option -> 'v) -> ('k, 'v, 'cmp) t

val find : ('k, 'v, 'cmp) t -> 'k -> 'v option

val find_exn : ('k, 'v, 'cmp) t -> 'k -> 'v

val remove : ('k, 'v, 'cmp) t -> 'k -> ('k, 'v, 'cmp) t

val mem : ('k, 'a, 'cmp) t -> 'k -> bool

val iter_keys : ('k, 'a, 'b) t -> f:('k -> unit) -> unit

val iter : ('a, 'v, 'b) t -> f:('v -> unit) -> unit

val iteri : ('k, 'v, 'a) t -> f:(key:'k -> data:'v -> unit) -> unit

val iteri_until : 
  ('k, 'v, 'a) t ->
  f:(key:'k -> data:'v -> Continue_or_stop.t) ->
  Finished_or_unfinished.t

val iter2 : 
  ('k, 'v1, 'cmp) t ->
  ('k, 'v2, 'cmp) t ->
  f:(key:'k -> data:('v1, 'v2) Merge_element.t -> unit) ->
  unit

val map : ('k, 'v1, 'cmp) t -> f:('v1 -> 'v2) -> ('k, 'v2, 'cmp) t

val mapi : 
  ('k, 'v1, 'cmp) t ->
  f:(key:'k -> data:'v1 -> 'v2) ->
  ('k, 'v2, 'cmp) t

val map_keys : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp2
     and type t = 'k2) ->
  ('k1, 'v, 'cmp1) t ->
  f:('k1 -> 'k2) ->
  [ `Duplicate_key of 'k2 | `Ok of ('k2, 'v, 'cmp2) t ]

val map_keys_exn : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp2
     and type t = 'k2) ->
  ('k1, 'v, 'cmp1) t ->
  f:('k1 -> 'k2) ->
  ('k2, 'v, 'cmp2) t

val fold : 
  ('k, 'v, 'a) t ->
  init:'acc ->
  f:(key:'k -> data:'v -> 'acc -> 'acc) ->
  'acc

val fold_until : 
  ('k, 'v, 'a) t ->
  init:'acc ->
  f:
    (key:'k ->
      data:'v ->
      'acc ->
      ('acc, 'final) Base__.Container.Continue_or_stop.t) ->
  finish:('acc -> 'final) ->
  'final

val fold_right : 
  ('k, 'v, 'a) t ->
  init:'acc ->
  f:(key:'k -> data:'v -> 'acc -> 'acc) ->
  'acc

val fold2 : 
  ('k, 'v1, 'cmp) t ->
  ('k, 'v2, 'cmp) t ->
  init:'acc ->
  f:(key:'k -> data:('v1, 'v2) Merge_element.t -> 'acc -> 'acc) ->
  'acc

val filter_keys : ('k, 'v, 'cmp) t -> f:('k -> bool) -> ('k, 'v, 'cmp) t

val filter : ('k, 'v, 'cmp) t -> f:('v -> bool) -> ('k, 'v, 'cmp) t

val filteri : 
  ('k, 'v, 'cmp) t ->
  f:(key:'k -> data:'v -> bool) ->
  ('k, 'v, 'cmp) t

val filter_map : 
  ('k, 'v1, 'cmp) t ->
  f:('v1 -> 'v2 option) ->
  ('k, 'v2, 'cmp) t

val filter_mapi : 
  ('k, 'v1, 'cmp) t ->
  f:(key:'k -> data:'v1 -> 'v2 option) ->
  ('k, 'v2, 'cmp) t

val partition_mapi : 
  ('k, 'v1, 'cmp) t ->
  f:(key:'k -> data:'v1 -> ('v2, 'v3) Base__.Either0.t) ->
  ('k, 'v2, 'cmp) t * ('k, 'v3, 'cmp) t

val partition_map : 
  ('k, 'v1, 'cmp) t ->
  f:('v1 -> ('v2, 'v3) Base__.Either0.t) ->
  ('k, 'v2, 'cmp) t * ('k, 'v3, 'cmp) t

val partitioni_tf : 
  ('k, 'v, 'cmp) t ->
  f:(key:'k -> data:'v -> bool) ->
  ('k, 'v, 'cmp) t * ('k, 'v, 'cmp) t

val partition_tf : 
  ('k, 'v, 'cmp) t ->
  f:('v -> bool) ->
  ('k, 'v, 'cmp) t * ('k, 'v, 'cmp) t

val combine_errors : 
  ('k, ('v, Base__.Info.t) result, 'cmp) t ->
  (('k, 'v, 'cmp) t, Base__.Info.t) result

val compare_direct : 
  ('v -> 'v -> int) ->
  ('k, 'v, 'cmp) t ->
  ('k, 'v, 'cmp) t ->
  int

val hash_fold_direct : 
  (Base_internalhash_types.state -> 'k -> Base_internalhash_types.state) ->
  (Base_internalhash_types.state -> 'v -> Base_internalhash_types.state) ->
  Base_internalhash_types.state ->
  ('k, 'v, 'cmp) t ->
  Base_internalhash_types.state

val equal : ('v -> 'v -> bool) -> ('k, 'v, 'cmp) t -> ('k, 'v, 'cmp) t -> bool

val keys : ('k, 'a, 'b) t -> 'k list

val data : ('a, 'v, 'b) t -> 'v list

val to_alist : 
  ?key_order:[ `Decreasing | `Increasing ] ->
  ('k, 'v, 'a) t ->
  ('k * 'v) list

val merge : 
  ('k, 'v1, 'cmp) t ->
  ('k, 'v2, 'cmp) t ->
  f:(key:'k -> ('v1, 'v2) Merge_element.t -> 'v3 option) ->
  ('k, 'v3, 'cmp) t

val merge_skewed : 
  ('k, 'v, 'cmp) t ->
  ('k, 'v, 'cmp) t ->
  combine:(key:'k -> 'v -> 'v -> 'v) ->
  ('k, 'v, 'cmp) t

module Symmetric_diff_element : sig ... end

val symmetric_diff : 
  ('k, 'v, 'cmp) t ->
  ('k, 'v, 'cmp) t ->
  data_equal:('v -> 'v -> bool) ->
  ('k, 'v) Symmetric_diff_element.t Base__.Sequence.t

val fold_symmetric_diff : 
  ('k, 'v, 'cmp) t ->
  ('k, 'v, 'cmp) t ->
  data_equal:('v -> 'v -> bool) ->
  init:'acc ->
  f:('acc -> ('k, 'v) Symmetric_diff_element.t -> 'acc) ->
  'acc

val min_elt : ('k, 'v, 'a) t -> ('k * 'v) option

val min_elt_exn : ('k, 'v, 'a) t -> 'k * 'v

val max_elt : ('k, 'v, 'a) t -> ('k * 'v) option

val max_elt_exn : ('k, 'v, 'a) t -> 'k * 'v

val transpose_keys : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp2
     and type t = 'k2) ->
  ('k1, ('k2, 'v, 'cmp2) t, 'cmp1) t ->
  ('k2, ('k1, 'v, 'cmp1) t, 'cmp2) t

val for_all : ('k, 'v, 'a) t -> f:('v -> bool) -> bool

val for_alli : ('k, 'v, 'a) t -> f:(key:'k -> data:'v -> bool) -> bool

val exists : ('k, 'v, 'a) t -> f:('v -> bool) -> bool

val existsi : ('k, 'v, 'a) t -> f:(key:'k -> data:'v -> bool) -> bool

val count : ('k, 'v, 'a) t -> f:('v -> bool) -> int

val counti : ('k, 'v, 'a) t -> f:(key:'k -> data:'v -> bool) -> int

val split : 
  ('k, 'v, 'cmp) t ->
  'k ->
  ('k, 'v, 'cmp) t * ('k * 'v) option * ('k, 'v, 'cmp) t

val split_le_gt : ('k, 'v, 'cmp) t -> 'k -> ('k, 'v, 'cmp) t * ('k, 'v, 'cmp) t

val split_lt_ge : ('k, 'v, 'cmp) t -> 'k -> ('k, 'v, 'cmp) t * ('k, 'v, 'cmp) t

val append : 
  lower_part:('k, 'v, 'cmp) t ->
  upper_part:('k, 'v, 'cmp) t ->
  [ `Ok of ('k, 'v, 'cmp) t | `Overlapping_key_ranges ]

val subrange : 
  ('k, 'v, 'cmp) t ->
  lower_bound:'k Base__.Maybe_bound.t ->
  upper_bound:'k Base__.Maybe_bound.t ->
  ('k, 'v, 'cmp) t

val fold_range_inclusive : 
  ('k, 'v, 'cmp) t ->
  min:'k ->
  max:'k ->
  init:'acc ->
  f:(key:'k -> data:'v -> 'acc -> 'acc) ->
  'acc

val range_to_alist : ('k, 'v, 'cmp) t -> min:'k -> max:'k -> ('k * 'v) list

val closest_key : 
  ('k, 'v, 'cmp) t ->
  [ `Greater_or_equal_to | `Greater_than | `Less_or_equal_to | `Less_than ] ->
  'k ->
  ('k * 'v) option

val nth : ('k, 'v, 'a) t -> int -> ('k * 'v) option

val nth_exn : ('k, 'v, 'a) t -> int -> 'k * 'v

val rank : ('k, 'v, 'cmp) t -> 'k -> int option

val to_sequence : 
  ?order:[ `Decreasing_key | `Increasing_key ] ->
  ?keys_greater_or_equal_to:'k ->
  ?keys_less_or_equal_to:'k ->
  ('k, 'v, 'cmp) t ->
  ('k * 'v) Base__.Sequence.t

val binary_search : 
  ('k, 'v, 'cmp) t ->
  compare:(key:'k -> data:'v -> 'key -> int) ->
  [ `First_equal_to
  | `First_greater_than_or_equal_to
  | `First_strictly_greater_than
  | `Last_equal_to
  | `Last_less_than_or_equal_to
  | `Last_strictly_less_than ] ->
  'key ->
  ('k * 'v) option

val binary_search_segmented : 
  ('k, 'v, 'cmp) t ->
  segment_of:(key:'k -> data:'v -> [ `Left | `Right ]) ->
  [ `First_on_right | `Last_on_left ] ->
  ('k * 'v) option

val binary_search_subrange : 
  ('k, 'v, 'cmp) t ->
  compare:(key:'k -> data:'v -> 'bound -> int) ->
  lower_bound:'bound Base__.Maybe_bound.t ->
  upper_bound:'bound Base__.Maybe_bound.t ->
  ('k, 'v, 'cmp) t

module Make_applicative_traversals (A : sig ... end) : sig ... end

module M (K : sig ... end) : sig ... end

module type Sexp_of_m = sig ... end

module type M_of_sexp = sig ... end

module type M_sexp_grammar = sig ... end

module type Compare_m = sig ... end

module type Equal_m = sig ... end

module type Hash_fold_m = sig ... end

val sexp_of_m__t : 
  (module Sexp_of_m with type t = 'k) ->
  ('v -> Sexplib0.Sexp.t) ->
  ('k, 'v, 'cmp) t ->
  Sexplib0.Sexp.t

val m__t_of_sexp : 
  (module M_of_sexp with type comparator_witness = 'cmp and type t = 'k) ->
  (Sexplib0.Sexp.t -> 'v) ->
  Sexplib0.Sexp.t ->
  ('k, 'v, 'cmp) t

val m__t_sexp_grammar : 
  (module M_sexp_grammar with type t = 'k) ->
  'v Sexplib0.Sexp_grammar.t ->
  ('k, 'v, 'cmp) t Sexplib0.Sexp_grammar.t

val compare_m__t : 
  (module Compare_m) ->
  ('v -> 'v -> int) ->
  ('k, 'v, 'cmp) t ->
  ('k, 'v, 'cmp) t ->
  int

val equal_m__t : 
  (module Equal_m) ->
  ('v -> 'v -> bool) ->
  ('k, 'v, 'cmp) t ->
  ('k, 'v, 'cmp) t ->
  bool

val hash_fold_m__t : 
  (module Hash_fold_m with type t = 'k) ->
  (Base_internalhash_types.state -> 'v -> Base_internalhash_types.state) ->
  Base_internalhash_types.state ->
  ('k, 'v, 'a) t ->
  Base_internalhash_types.state

module Using_comparator : sig ... end

module Poly : sig ... end

val of_tree : 
  (module Base__.Comparator.S
    with type comparator_witness = 'cmp
     and type t = 'k) ->
  ('k, 'v, 'cmp) Using_comparator.Tree.t ->
  ('k, 'v, 'cmp) t

val to_tree : ('k, 'v, 'cmp) t -> ('k, 'v, 'cmp) Using_comparator.Tree.t

module With_comparator : sig ... end

module With_first_class_module : sig ... end

module Without_comparator : sig ... end

module type For_deriving = sig ... end

module type S_poly = sig ... end

module type Accessors_generic = sig ... end

module type Creators_and_accessors_generic = sig ... end

module type Creators_generic = sig ... end