* http://cs.unibo.it/helm/.
*)
-(******************************************************************************)
-(* *)
-(* PROJECT HELM *)
-(* *)
-(* Ferruccio Guidi <fguidi@cs.unibo.it> *)
-(* 30/04/2002 *)
-(* *)
-(* *)
-(******************************************************************************)
-
+(* AUTOR: Ferruccio Guidi <fguidi@cs.unibo.it>
+ *)
(* text linearization and parsing *******************************************)
-let rec txt_list f s = function
- | [] -> ""
+let rec txt_list out f s = function
+ | [] -> ()
| [a] -> f a
- | a :: tail -> f a ^ s ^ txt_list f s tail
+ | a :: tail -> f a; out s; txt_list out f s tail
-let txt_qstr s = "\"" ^ s ^ "\""
-
-let text_of_query x =
- let module M = MathQL in
- let txt_svar sv = "%" ^ sv in
- let txt_rvar rv = "@" ^ rv in
- let txt_vvar vv = "$" ^ vv in
- let txt_inv i = if i then "inverse " else "" in
+let txt_str out s = out ("\"" ^ s ^ "\"")
+
+let txt_path out p = out "/"; txt_list out (txt_str out) "/" p
+
+let text_of_query out x sep =
+ let module M = MathQL in
+ let txt_path_list l = txt_list out (txt_path out) ", " l in
+ let txt_svar sv = out ("%" ^ sv) in
+ let txt_avar av = out ("@" ^ av) in
+ let txt_vvar vv = out ("$" ^ vv) in
+ let txt_inv i = if i then out "inverse " in
let txt_ref = function
- | M.ExactOp -> ""
- | M.SubOp -> "sub "
- | M.SuperOp -> "super "
+ | M.RefineExact -> ()
+ | M.RefineSub -> out "sub "
+ | M.RefineSuper -> out "super "
+ in
+ let txt_qualif i r p = txt_inv i; txt_ref r; txt_path out p in
+ let main = function
+ | [] -> ()
+ | p -> out " main "; txt_path out p
+ in
+ let txt_exp = function
+ | (pl, None) -> txt_path out pl
+ | (pl, Some pr) -> txt_path out pl; out " as "; txt_path out pr
+ in
+ let txt_exp_list = function
+ | [] -> ()
+ | l -> out " attr "; txt_list out txt_exp ", " l
+ in
+ let pattern b = if b then out "pattern " in
+ let txt_opt_path = function
+ | None -> ()
+ | Some p -> txt_path out p; out " "
+ in
+ let txt_distr d = if d then out "distr " in
+ let txt_bin = function
+ | M.BinFJoin -> out " union "
+ | M.BinFMeet -> out " intersect "
+ | M.BinFDiff -> out " diff "
+ in
+ let txt_gen = function
+ | M.GenFJoin -> out " sup "
+ | M.GenFMeet -> out " inf "
in
- let txt_refpath i r p = txt_inv i ^ txt_ref r ^ txt_list txt_qstr "/" p ^ " " in
- let rec txt_val = function
- | M.Const [s] -> txt_qstr s
- | M.Const l -> "{" ^ txt_list txt_qstr ", " l ^ "}"
- | M.VVar vv -> txt_vvar vv
- | M.Record (rv, vv) -> txt_rvar rv ^ "." ^ txt_vvar vv
- | M.Fun (s, x) -> "fun " ^ txt_qstr s ^ " " ^ txt_val x
- | M.Attribute (i, r, p, x) -> "attribute " ^ txt_refpath i r p ^ txt_val x
- | M.RefOf x -> "refof " ^ txt_set x
- and txt_boole = function
- | M.False -> "false"
- | M.True -> "true"
- | M.Ex b x -> "ex " ^ txt_boole x
-(* | M.Ex b x -> "ex [" ^ txt_list txt_rvar "," b ^ "] " ^ txt_boole x
-*) | M.Not x -> "not " ^ txt_boole x
- | M.And (x, y) -> "(" ^ txt_boole x ^ " and " ^ txt_boole y ^ ")"
- | M.Or (x, y) -> "(" ^ txt_boole x ^ " or " ^ txt_boole y ^ ")"
- | M.Sub (x, y) -> "(" ^ txt_val x ^ " sub " ^ txt_val y ^ ")"
- | M.Meet (x, y) -> "(" ^ txt_val x ^ " meet " ^ txt_val y ^ ")"
- | M.Eq (x, y) -> "(" ^ txt_val x ^ " eq " ^ txt_val y ^ ")"
+ let txt_test = function
+ | M.Xor -> out " xor "
+ | M.Or -> out " or "
+ | M.And -> out " and "
+ | M.Sub -> out " sub "
+ | M.Meet -> out " meet "
+ | M.Eq -> out " eq "
+ | M.Le -> out " le "
+ | M.Lt -> out " lt "
+ in
+ let txt_log a b =
+ if a then out "xml ";
+ if b then out "source "
+ in
+ let txt_allbut b = if b then out "allbut " in
+ let rec txt_con (pat, p, x) =
+ txt_path out p;
+ if pat then out " match " else out " in ";
+ txt_val x
+ and txt_con_list s = function
+ | [] -> ()
+ | l -> out s; txt_list out txt_con ", " l
+ and txt_istrue lt = txt_con_list " istrue " lt
+ and txt_isfalse lf = txt_con_list " isfalse " lf
+ and txt_ass (p, x) = txt_val x; out " as "; txt_path out p
+ and txt_ass_list l = txt_list out txt_ass ", " l
+ and txt_assg_list g = txt_list out txt_ass_list "; " g
+ and txt_val_list = function
+ | [v] -> txt_val v
+ | l -> out "{"; txt_list out txt_val ", " l; out "}"
+ and txt_grp = function
+ | M.Attr g -> txt_assg_list g
+ | M.From av -> txt_avar av
+ and txt_val = function
+ | M.True -> out "true"
+ | M.False -> out "false"
+ | M.Const s -> txt_str out s
+ | M.Set l -> txt_val_list l
+ | M.VVar vv -> txt_vvar vv
+ | M.Dot av p -> txt_avar av; out "."; txt_path out p
+ | M.Proj op x -> out "proj "; txt_opt_path op; txt_set x
+ | M.Ex b x -> out "ex "; txt_val x
+(* | M.Ex b x -> out "ex ["; txt_list out txt_avar "," b; out "] "; txt_val x
+*) | M.Not x -> out "not "; txt_val x
+ | M.Test k x y -> out "("; txt_val x; txt_test k; txt_val y; out ")"
+ | M.StatVal x -> out "stat "; txt_val x
+ | M.Count x -> out "count "; txt_val x
+ | M.Align s x -> out "align "; txt_str out s; out " in "; txt_val x
and txt_set = function
- | M.SVar sv -> txt_svar sv
- | M.RVar rv -> txt_rvar rv
- | M.Relation (i, r, p, x, []) -> "relation " ^ txt_refpath i r p ^ txt_set x
- | M.Relation (i, r, p, x, l) -> "relation " ^ txt_refpath i r p ^ txt_set x ^ " attr " ^ txt_list txt_vvar ", " l
- | M.Union (x, y) -> "(" ^ txt_set x ^ " union " ^ txt_set y ^ ")"
- | M.Intersect (x, y) -> "(" ^ txt_set x ^ " intersect " ^ txt_set y ^ ")"
- | M.Diff (x, y) -> "(" ^ txt_set x ^ " diff " ^ txt_set y ^ ")"
- | M.LetSVar (sv, x, y) -> "let " ^ txt_svar sv ^ " be " ^ txt_set x ^ " in " ^ txt_set y
- | M.LetVVar (vv, x, y) -> "let " ^ txt_vvar vv ^ " be " ^ txt_val x ^ " in " ^ txt_set y
- | M.Select (rv, x, y) -> "select " ^ txt_rvar rv ^ " in " ^ txt_set x ^ " where " ^ txt_boole y
- | M.Pattern x -> "pattern " ^ txt_val x
- | M.Ref x -> "ref " ^ txt_val x
+ | M.Empty -> out "empty"
+ | M.SVar sv -> txt_svar sv
+ | M.AVar av -> txt_avar av
+ | M.Property q0 q1 q2 mc ct cfl xl b x ->
+ out "property "; txt_qualif q0 q1 q2; main mc;
+ txt_istrue ct; txt_list out txt_isfalse "" cfl; txt_exp_list xl;
+ out " of "; pattern b; txt_val x
+ | M.Bin k x y -> out "("; txt_set x; txt_bin k; txt_set y;
+ out ")"
+ | M.LetSVar sv x y -> out "let "; txt_svar sv; out " be ";
+ txt_set x; out " in "; txt_set y
+ | M.LetVVar vv x y -> out "let "; txt_vvar vv; out " be ";
+ txt_val x; out " in "; txt_set y
+ | M.Select av x y -> out "select "; txt_avar av; out " from ";
+ txt_set x; out " where "; txt_val y
+ | M.Subj x -> out "subj "; txt_val x
+ | M.For k av x y -> out "for "; txt_avar av; out " in ";
+ txt_set x; txt_gen k; txt_set y
+ | M.If x y z -> out "if "; txt_val x; out " then ";
+ txt_set y; out " else "; txt_set z
+ | M.Add d g x -> out "add "; txt_distr d; txt_grp g;
+ out " in "; txt_set x
+ | M.Log a b x -> out "log "; txt_log a b; txt_set x
+ | M.StatQuery x -> out "stat "; txt_set x
+ | M.Keep b l x -> out "keep "; txt_allbut b; txt_path_list l;
+ txt_set x
+
in
- txt_set x
+ txt_set x; out sep
-let text_of_result x sep =
+let text_of_result out x sep =
let txt_attr = function
- | (s, []) -> txt_qstr s
- | (s, l) -> txt_qstr s ^ "=" ^ txt_list txt_qstr ", " l
+ | (p, []) -> txt_path out p
+ | (p, l) -> txt_path out p; out " = "; txt_list out (txt_str out) ", " l
in
- let txt_group l = "{" ^ txt_list txt_attr "; " l ^ "}" in
+ let txt_group l = out "{"; txt_list out txt_attr "; " l; out "}" in
let txt_res = function
- | (s, []) -> txt_qstr s
- | (s, l) -> txt_qstr s ^ " attr " ^ txt_list txt_group ", " l
+ | (s, []) -> txt_str out s
+ | (s, l) -> txt_str out s; out " attr "; txt_list out txt_group ", " l
in
- let txt_set l = txt_list txt_res ("; " ^ sep) l ^ sep in
+ let txt_set l = txt_list out txt_res ("; " ^ sep) l; out sep in
txt_set x
let query_of_text lexbuf =
let result_of_text lexbuf =
MQueryTParser.result MQueryTLexer.result_token lexbuf
+(* time handling ***********************************************************)
+
+type time = float * float
+
+let start_time () =
+ (Sys.time (), Unix.time ())
+
+let stop_time (s0, u0) =
+ let s1 = Sys.time () in
+ let u1 = Unix.time () in
+ Printf.sprintf "%.2fs,%.2fs" (s1 -. s0) (u1 -. u0)
+
(* conversion functions *****************************************************)
type uriref = UriManager.uri * (int list)
| [] -> str
| [t] -> str ^ xp t ^ ")"
| t :: c :: _ -> str ^ xp t ^ "/" ^ string_of_int c ^ ")"
+
projects / helm.git / blobdiff