/usr/lib/ocaml/batteries/batAvlTree.mli is in libbatteries-ocaml-dev 2.4-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | (* $Id: avlTree.mli,v 1.3 2003/06/18 15:11:07 yori Exp $ *)
(* Copyright 2003 Yamagata Yoriyuki. distributed with LGPL *)
(* Modified by Edgar Friendly <thelema314@gmail.com> *)
(** Internals of ISet and IMap, usable as generic tree library *)
type +'a tree
val empty : 'a tree
val is_empty : 'a tree -> bool
val make_tree : 'a tree -> 'a -> 'a tree -> 'a tree
val create : 'a tree -> 'a -> 'a tree -> 'a tree
(** [create l v r] is similar to [make_tree l v r] but performs no rebalancing;
in other words, you should use this only when you {e know} that [l] and [r]
are already balanced. *)
val height : 'a tree -> int
val left_branch : 'a tree -> 'a tree
(** @raise Not_found if the tree is empty *)
val right_branch : 'a tree -> 'a tree
(** @raise Not_found if the tree is empty *)
val root : 'a tree -> 'a
(** @raise Not_found if the tree is empty *)
(* Utilities *)
val singleton_tree : 'a -> 'a tree
val split_leftmost : 'a tree -> 'a * 'a tree
val split_rightmost : 'a tree -> 'a * 'a tree
val concat : 'a tree -> 'a tree -> 'a tree
val iter : ('a -> unit) -> 'a tree -> unit
val fold : ('a -> 'b -> 'b) -> 'a tree -> 'b -> 'b
val enum : 'a tree -> 'a BatEnum.t
(* Sanity checks *)
val check : 'a tree -> bool
(** Check that the tree is balanced according to the AVL tree rules.
An AVL tree is balanced when for every node the height of the
subnodes differs by at most 1.
@since 2.3.0
*)
(**/**)
(* Helpers for testing *)
val check_height_cache : 'a tree -> bool
val check_height_balance : 'a tree -> bool
(**/**)
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