- added "has" method

[helm.git] / helm / ocaml / registry / helm_registry.mli

diff --git a/helm/ocaml/registry/helm_registry.mli b/helm/ocaml/registry/helm_registry.mli
index 62e85c5f1aaf65d9590866d2289ff03eb000baae..7b7ef874fdc1eec49b71d4a8ff4ccad46a1b646e 100644 (file)
--- a/helm/ocaml/registry/helm_registry.mli
+++ b/helm/ocaml/registry/helm_registry.mli
@@ -103,14 +103,19 @@ exception Invalid_value of (string * string) * string
   (** lookup key in registry with environment variable override *)
 val get: string -> string
 val set: key:string -> value:string -> unit
+val has: string -> bool
 
   (** remove a key from the current environment, next get over this key will
    * raise Key_not_found until the key will be redefined *)
 val unset: string -> unit
 
-val fold: ('a -> string -> string -> 'a) -> 'a -> 'a
-val iter: (string -> string -> unit) -> unit
-val to_list: unit -> (string * string) list
+val fold: ?prefix:string -> ('a -> string -> string -> 'a) -> 'a -> 'a
+val iter: ?prefix:string -> (string -> string -> unit) -> unit
+val to_list: ?prefix:string -> unit -> (string * string) list
+
+  (** @param prefix key representing the section whose contents should be listed
+  * @return section list * key list *)
+val ls: string -> string list * string list
 
 (** {2 Typed interface}
  * Three basic types are supported: strings, int and strings list. Strings