1 files changed, 17 insertions, 95 deletions
diff --git a/src/tools.ml b/src/tools.ml
index 8481d59..cfd17cd 100755
--- a/src/tools.ml
+++ b/src/tools.ml
@@ -1,3 +1,20 @@
+(*
+This file is part of licht.
+
+licht is free software: you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, either version 3 of the License, or
+(at your option) any later version.
+
+licht is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with licht.  If not, see <http://www.gnu.org/licenses/>.
+*)
+
 let u = UTF8.from_utf8string
 
 module Option = struct
@@ -37,11 +54,6 @@ module String = struct
     String.sub str 0 p, String.sub str (p + 1) (slen - p - 1)
   end
 
-  let cut str ~by:sep = begin
-    try String.sub str 0 @@ String.index str sep with
-    | Not_found -> str
-  end
-
   let string_of_ints v = begin
     let buff = Buffer.create 1 in
     let rec convert value = begin
@@ -107,15 +119,6 @@ module List = struct
               end
   end
 
-  let rec findOpt p = begin function
-  | [] -> None
-  | x::l ->
-    if p x then
-      Some(x)
-    else
-      findOpt p l
-  end
-
   and find_map2 p = begin function
   | [] -> raise Not_found
   | x::l ->
@@ -124,34 +127,6 @@ module List = struct
     end
   end
 
-  (** Convert the list [l] as an array *)
-  let to_array l = begin
-    let elems = ref l in
-    let build = fun _ ->
-      begin match (!elems) with
-      | [] -> assert false
-      | hd::tl ->
-          elems := tl;
-          hd
-      end
-    in Array.init (List.length l) build
-  end
-
-  let linearize elems = begin
-    let rec _linearize acc (elems:'a list list) : 'a list = begin
-      let split (hds, tls) = function
-      | hd::tl -> hd::hds, tl::tls
-      | [] -> hds, tls
-      in
-      match elems with
-      | [] -> acc
-      | elems ->
-        let acc, tls = List.fold_left split (acc, []) elems in
-        _linearize acc tls
-    end in
-    List.rev @@ _linearize [] elems
-  end
-
 end
 
 module Tuple2 = struct
@@ -179,29 +154,6 @@ module Tuple2 = struct
 
 end
 
-module Tuple3 = struct
-
-    let fst (a, b, c) = a
-
-    let snd (a, b, c) = b
-
-    let thd (a, b, c) = c
-
-    let map f (a, b, c) = (f a, f b, f c)
-
-    let map1 f (a, b, c) = (f a, b, c)
-
-    let map2 f (a, b, c) = (a, f b, c)
-
-    let map3 f (a, b, c) = (a, b, f c)
-
-    let replace1 v (a, b, c) = (v, b, c)
-
-    let replace2 v (a, b, c) = (a, v, c)
-
-    let replace3 v (a, b, c) = (a, b, v)
-end
-
 module NCurses = struct
 
   type mouse_event =
@@ -268,36 +220,6 @@ module type COMPARABLE_TYPE = sig
 
 end
 
-module ArrayMap(Ord: COMPARABLE_TYPE) = struct
-
-  type 'a key = 'a Ord.t
-
-  type t = Val : ('a key * 'a) array -> t
-
-  let find: type a. a key -> t -> a = begin fun k (Val map) ->
-    let rec find_ idx : a = begin
-        let x, v = Array.get map idx in
-        match Ord.comp x k with
-        | Eq -> v
-        | Lt -> find_ ((2 * idx) + 1)
-        | Gt -> find_ ((2 * idx) + 2)
-    end in
-    find_ 0
-  end
-
-  let from_list l = begin
-    let compare (key_x, _) (key_y, _) = match Ord.comp key_x key_y with
-    | Eq -> 0
-    | Lt -> -1
-    | Gt -> 1
-    in
-    let arr = List.to_array l in
-    Array.sort compare arr;
-    Val arr
-  end
-
-end
-
 let fold_for f a b init =
   let rec _fold res i = begin
   if i >= b then res