1 files changed, 66 insertions, 0 deletions
diff --git a/src/evaluator.mli b/src/evaluator.mli
new file mode 100755
index 0000000..b296b90
--- /dev/null
+++ b/src/evaluator.mli
@@ -0,0 +1,66 @@
+type t
+
+val eval: (ScTypes.refs -> ScTypes.result option ScTypes.Refs.range) -> ScTypes.expression -> ScTypes.result
+
+val repr: Format.formatter -> t -> unit
+
+val get_catalog: unit -> t
+
+(** Type definitions *)
+
+type 'a typ 
+val t_bool: DataType.Bool.t typ
+val t_int:  DataType.Num.t  typ
+val t_string: UTF8.t typ
+val t_list: 'a typ -> 'a list typ
+
+(** Result formats *)
+
+type 'a returnType
+
+(** Numeric (any format) *)
+val f_num: DataType.Num.t returnType
+
+(** Date *)
+val f_date: DataType.Num.t returnType
+
+(** Number *)
+val f_number: DataType.Num.t returnType
+
+(** Boolean result *)
+val f_bool: DataType.Bool.t returnType
+
+(** String *)
+val f_string: DataType.String.t returnType
+
+(** Catalog *)
+
+val register0: 
+  string ->           (* The function name *)
+  'a returnType ->        (* The return type *)
+  (unit -> 'a)        (* The function to call *)
+  -> unit
+
+val register1: 
+  string ->           (* The function name *)
+  'a typ ->           (* The signature *)
+  'b returnType ->        (* The return type *)
+  ('a -> 'b)          (* The function to call *)
+  -> unit
+
+val register2: 
+  string ->           (* The function name *)
+  ('a typ * 'b typ) ->(* The signature *)
+  'c returnType ->        (* The return type *)
+  ( 'a -> 'b -> 'c)   (* The function to call*)
+  -> unit
+
+val register3: 
+  string ->           (* The function name *)
+  ('a typ * 'b typ * 'c typ) ->(* The signature *)
+  'd returnType ->           (* The return type *)
+  ( 'a -> 'b -> 'c -> 'd)   (* The function to call*)
+  -> unit
+
+(** [wrap f] run [f] inside a context where there is no functions *)
+val wrap: (unit -> 'a) -> 'a