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cduce
cduce
Commits
11cda981
Commit
11cda981
authored
Jul 10, 2007
by
Pietro Abate
Browse files
[r2004-07-07 15:00:49 by cmiachon] adding min and max
Original author: cmiachon Date: 2004-07-07 15:00:49+00:00
parent
6bcfece0
Changes
1
Hide whitespace changes
Inline
Side-by-side
query/query_parse.ml
View file @
11cda981
...
...
@@ -83,7 +83,7 @@ EXTEND
(*AGREGATS*)
|
"member"
;
pair
=
expr
LEVEL
"no_appl"
->
(*let fun member ((Any,Any) -> Bool)
(*let fun member ((Any,
[
Any
*]
) -> Bool)
|(s,[h;t]) -> if (s=h) then `true else member (s,t)
|_ -> `false
in member( pair ) *)
...
...
@@ -106,6 +106,108 @@ EXTEND
let
e
=
exp
loc
(
Abstraction
abst
)
in
((
exp
loc
(
Match
(
e
,
[
p
,
exp
loc
(
Apply
(
exp
loc
(
Var
(
U
.
mk
"member"
))
,
pair
))
]))))
|
"min"
;
pair
=
expr
LEVEL
"no_appl"
->
(*
let fun min ([Int+] -> Int)
| [h;t] -> let fun aux (([Int*],Int) -> Int)
|([h;t],a) -> if a>> h then aux (t,h) else aux(t,a)
|(_,a) -> a
in aux(t,h);;
*)
let
int
=
mk
loc
(
PatVar
(
U
.
mk
"Int"
))
in
let
any
=
mk
loc
(
PatVar
(
U
.
mk
"Any"
))
in
let
h
=
U
.
mk
"h"
in
let
t
=
U
.
mk
"t"
in
let
a
=
U
.
mk
"a"
in
let
f
=
(
ident
(
U
.
mk
"min"
))
in
let
p
=
mk
loc
(
PatVar
(
Id
.
value
f
))
in
let
faux
=
(
ident
(
U
.
mk
"aux"
))
in
let
paux
=
mk
loc
(
PatVar
(
Id
.
value
faux
))
in
let
aux
=
{
fun_name
=
Some
faux
;
fun_iface
=
[
multi_prod
loc
[
mk
loc
(
Regexp
(
Star
(
Elem
(
int
))
,
pat_nil
));
int
]
,
int
];
fun_body
=
[
(
mk
loc
(
Prod
(
mk
loc
(
Regexp
(
Elem
(
mk
loc
(
PatVar
(
h
)))
,
mk
loc
(
PatVar
(
t
))))
,
mk
loc
(
PatVar
(
a
))))
,
exp
loc
(
if_then_else
(
exp
loc
(
Op
(
">"
,
[(
exp
loc
(
Var
(
a
)));(
exp
loc
(
Var
(
h
)))])))
(
exp
loc
(
Apply
(
exp
loc
(
Var
(
U
.
mk
"aux"
))
,
exp
loc
(
Pair
(
exp
loc
(
Var
(
t
))
,
exp
loc
(
Var
(
h
)))))))
(
exp
loc
(
Apply
(
exp
loc
(
Var
(
U
.
mk
"aux"
))
,
exp
loc
(
Pair
(
exp
loc
(
Var
(
t
))
,
exp
loc
(
Var
(
a
))))))
)));
(
mk
loc
(
Prod
(
any
,
mk
loc
(
PatVar
(
a
))))
,
exp
loc
(
Var
(
a
)))
]}
in
let
abst
=
{
fun_name
=
Some
f
;
fun_iface
=
[
mk
loc
(
Regexp
(
Seq
(
Elem
(
int
)
,
Star
(
Elem
(
int
)))
,
pat_nil
))
,
int
];
fun_body
=
[
(
mk
loc
(
Regexp
(
Elem
(
mk
loc
(
PatVar
(
h
)))
,
mk
loc
(
PatVar
(
t
))))
,
exp
loc
(
Match
(
exp
loc
(
Abstraction
aux
)
,
[
paux
,
exp
loc
(
Apply
(
exp
loc
(
Var
(
U
.
mk
"aux"
))
,
exp
loc
(
Pair
(
exp
loc
(
Var
(
t
))
,
exp
loc
(
Var
(
h
))))))
]))
)
]}
in
let
e
=
exp
loc
(
Abstraction
abst
)
in
((
exp
loc
(
Match
(
e
,
[
p
,
exp
loc
(
Apply
(
exp
loc
(
Var
(
U
.
mk
"min"
))
,
pair
))
]))))
|
"max"
;
pair
=
expr
LEVEL
"no_appl"
->
(*
let fun max ([Int+] -> Int)
| [h;t] -> let fun aux (([Int*],Int) -> Int)
|([h;t],a) -> if a<< h then aux (t,h) else aux(t,a)
|(_,a) -> a
in aux(t,h);;
*)
let
int
=
mk
loc
(
PatVar
(
U
.
mk
"Int"
))
in
let
any
=
mk
loc
(
PatVar
(
U
.
mk
"Any"
))
in
let
h
=
U
.
mk
"h"
in
let
t
=
U
.
mk
"t"
in
let
a
=
U
.
mk
"a"
in
let
f
=
(
ident
(
U
.
mk
"max"
))
in
let
p
=
mk
loc
(
PatVar
(
Id
.
value
f
))
in
let
faux
=
(
ident
(
U
.
mk
"aux"
))
in
let
paux
=
mk
loc
(
PatVar
(
Id
.
value
faux
))
in
let
aux
=
{
fun_name
=
Some
faux
;
fun_iface
=
[
multi_prod
loc
[
mk
loc
(
Regexp
(
Star
(
Elem
(
int
))
,
pat_nil
));
int
]
,
int
];
fun_body
=
[
(
mk
loc
(
Prod
(
mk
loc
(
Regexp
(
Elem
(
mk
loc
(
PatVar
(
h
)))
,
mk
loc
(
PatVar
(
t
))))
,
mk
loc
(
PatVar
(
a
))))
,
exp
loc
(
if_then_else
(
exp
loc
(
Op
(
"<"
,
[(
exp
loc
(
Var
(
a
)));(
exp
loc
(
Var
(
h
)))])))
(
exp
loc
(
Apply
(
exp
loc
(
Var
(
U
.
mk
"aux"
))
,
exp
loc
(
Pair
(
exp
loc
(
Var
(
t
))
,
exp
loc
(
Var
(
h
)))))))
(
exp
loc
(
Apply
(
exp
loc
(
Var
(
U
.
mk
"aux"
))
,
exp
loc
(
Pair
(
exp
loc
(
Var
(
t
))
,
exp
loc
(
Var
(
a
))))))
)));
(
mk
loc
(
Prod
(
any
,
mk
loc
(
PatVar
(
a
))))
,
exp
loc
(
Var
(
a
)))
]}
in
let
abst
=
{
fun_name
=
Some
f
;
fun_iface
=
[
mk
loc
(
Regexp
(
Seq
(
Elem
(
int
)
,
Star
(
Elem
(
int
)))
,
pat_nil
))
,
int
];
fun_body
=
[
(
mk
loc
(
Regexp
(
Elem
(
mk
loc
(
PatVar
(
h
)))
,
mk
loc
(
PatVar
(
t
))))
,
exp
loc
(
Match
(
exp
loc
(
Abstraction
aux
)
,
[
paux
,
exp
loc
(
Apply
(
exp
loc
(
Var
(
U
.
mk
"aux"
))
,
exp
loc
(
Pair
(
exp
loc
(
Var
(
t
))
,
exp
loc
(
Var
(
h
))))))
]))
)
]}
in
let
e
=
exp
loc
(
Abstraction
abst
)
in
((
exp
loc
(
Match
(
e
,
[
p
,
exp
loc
(
Apply
(
exp
loc
(
Var
(
U
.
mk
"max"
))
,
pair
))
]))))
(*
let fun distinct_values ([Any*] -> [Any*])
| l -> let fun aux (([Any*],[Any*])->[Any*])
| ([h;t],l2) ->if member(h,t) then aux(t,l2)
else aux(t,l2@[h])
| ([],l2) -> l2
in aux(l,[]);;
*)
]
];
...
...
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