CHJ: fix warnings and reformat

CodeHawk/CHJ/jchpoly/jCHTNode.mli

@@ -3,19 +3,20 @@
    Author: Anca Browne
    ------------------------------------------------------------------------------
    The MIT License (MIT)
- 
+
    Copyright (c) 2005-2020 Kestrel Technology LLC
+   Copyright (c) 2020-2024 Henny B. Sipma
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
    in the Software without restriction, including without limitation the rights
    to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    copies of the Software, and to permit persons to whom the Software is
    furnished to do so, subject to the following conditions:
- 
+
    The above copyright notice and this permission notice shall be included in all
    copies or substantial portions of the Software.
-  
+
    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
@@ -29,8 +30,6 @@
 open CHLanguage
 open CHPretty
 
-(* jchpre *)
-open JCHPreAPI
 
 val dbg : bool ref
 
@@ -47,9 +46,9 @@ val mk_eq_node :
   -> variable_t
   -> CHUtils.SymbolCollections.set_t
   -> taint_node_int
-  
+
 val mk_field_node: field_info_int -> taint_node_int
-  
+
 val mk_call_node :
   int
   -> int
@@ -58,7 +57,7 @@ val mk_call_node :
   -> variable_t option
   -> variable_t list
   -> taint_node_int
-  
+
 val mk_unknown_call_node :
   int
   -> int
@@ -88,7 +87,7 @@ module TaintNodeCollections :
     module ObjectMap :
         sig
           type key = taint_node_int
-          type 'a t 
+          type 'a t
           val empty : 'a t
           val is_empty : 'a t -> bool
           val mem : key -> 'a t -> bool
@@ -120,7 +119,7 @@ module TaintNodeCollections :
     module ObjectSet :
         sig
           type elt = taint_node_int
-          type t 
+          type t
           val empty : t
           val is_empty : t -> bool
           val mem : elt -> t -> bool
@@ -214,12 +213,11 @@ module TaintNodeCollections :
     end
 
 val print_dictionary : unit -> unit
-  
+
 val taint_node_set_to_pretty: TaintNodeCollections.set_t -> pretty_t
-  
+
 val taint_node_table_to_pretty:
   TaintNodeCollections.set_t TaintNodeCollections.table_t -> pretty_t
-  
+
 val save_taint_trail:
   TaintNodeCollections.set_t TaintNodeCollections.table_t -> int -> unit
-