ocaml/ocaml-3.11.0-string-index-from.patch

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--- ocaml/stdlib/string.ml 2008/07/22 11:29:00 1.28
+++ ocaml/stdlib/string.ml 2008/11/18 10:29:26 1.29
@@ -11,7 +11,7 @@
(* *)
(***********************************************************************)
-(* $Id: ocaml-3.11.0-string-index-from.patch,v 1.1 2008/11/20 17:52:37 rjones Exp $ *)
+(* $Id: ocaml-3.11.0-string-index-from.patch,v 1.1 2008/11/20 17:52:37 rjones Exp $ *)
(* String operations *)
@@ -154,7 +154,7 @@ let index s c = index_rec s (length s) 0
let index_from s i c =
let l = length s in
- if i < 0 || i >= l then invalid_arg "String.index_from" else
+ if i < 0 || i > l then invalid_arg "String.index_from" else
index_rec s l i c;;
let rec rindex_rec s i c =
@@ -164,22 +164,18 @@ let rec rindex_rec s i c =
let rindex s c = rindex_rec s (length s - 1) c;;
let rindex_from s i c =
- let l = length s in
- if i < 0 || i >= l then invalid_arg "String.rindex_from" else
+ if i < -1 || i >= length s then invalid_arg "String.rindex_from" else
rindex_rec s i c;;
let contains_from s i c =
let l = length s in
- if i < 0 || i >= l then invalid_arg "String.contains_from" else
+ if i < 0 || i > l then invalid_arg "String.contains_from" else
try ignore (index_rec s l i c); true with Not_found -> false;;
-let contains s c =
- let l = length s in
- l <> 0 && contains_from s 0 c;;
+let contains s c = contains_from s 0 c;;
let rcontains_from s i c =
- let l = length s in
- if i < 0 || i >= l then invalid_arg "String.rcontains_from" else
+ if i < 0 || i >= length s then invalid_arg "String.rcontains_from" else
try ignore (rindex_rec s i c); true with Not_found -> false;;
type t = string