-(* Copyright (C) 2004, HELM Team.
+(* Copyright (C) 2004-2005, HELM Team.
*
* This file is part of HELM, an Hypertextual, Electronic
* Library of Mathematics, developed at the Computer Science
* http://helm.cs.unibo.it/
*)
-val is_dir: string -> bool (** @return true if file is a directory *)
-val is_regular: string -> bool (** @return true if file is a regular file *)
-
-val input_file: string -> string (** read all the contents of file to string *)
+val absolute_path: string -> string
(** @return true if file is a (textual) proof script *)
val is_proof_script: string -> bool
* it *)
val append_phrase_sep: string -> string
-val strip_trailing_blanks: string -> string
+val normalize_dir: string -> string (** add trailing "/" if missing *)
+val strip_suffix: suffix:string -> string -> string
- (** Gdome.element of a MathML document whose rendering should be blank. Used
- * by cicBrowser to render "about:blank" document *)
-val empty_mathml: Gdome.element
+ (** @return tl tail of a list starting at a given element
+ * @param eq equality to be used, defaults to physical equality (==)
+ * @raise Not_found *)
+val list_tl_at: ?equality:('a -> 'a -> bool) -> 'a -> 'a list -> 'a list
exception History_failure
method previous : 'a (** @raise History_failure *)
method load: 'a memento -> unit
method save: 'a memento
+ method is_begin: bool
+ method is_end: bool
end
(** shell like history: new items added at the end of the history
* @param first element in history (this history is never empty) *)
class ['a] browser_history: ?memento:'a memento -> int -> 'a -> ['a] history
+ (** create a singleton from a given function. Given function is invoked the
+ * first time it gets called. Next invocation will return first value *)
+val singleton: (unit -> 'a) -> (unit -> 'a)
+
+ (** given the base name of an image, returns its full path *)
+val image_path: string -> string