diff options
Diffstat (limited to 'contrib/funind/rawtermops.ml')
| -rw-r--r-- | contrib/funind/rawtermops.ml | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/contrib/funind/rawtermops.ml b/contrib/funind/rawtermops.ml index a0655d858..ed46ec72d 100644 --- a/contrib/funind/rawtermops.ml +++ b/contrib/funind/rawtermops.ml @@ -35,6 +35,18 @@ let raw_decompose_prod = let raw_compose_prod = List.fold_left (fun b (n,t) -> mkRProd(n,t,b)) +let raw_decompose_prod_n n = + let rec raw_decompose_prod i args c = + if i<=0 then args,c + else + match c with + | RProd(_,n,t,b) -> + raw_decompose_prod (i-1) ((n,t)::args) b + | rt -> args,rt + in + raw_decompose_prod n [] + + let raw_decompose_app = let rec decompose_rapp acc rt = (* msgnl (str "raw_decompose_app on : "++ Printer.pr_rawconstr rt); *) @@ -527,6 +539,33 @@ let ids_of_pat = in ids_of_pat Idset.empty +let id_of_name = function + | Names.Anonymous -> id_of_string "x" + | Names.Name x -> x + +(* TODO: finish Rec caes *) +let ids_of_rawterm c = + let rec ids_of_rawterm acc c = + let idof = id_of_name in + match c with + | RVar (_,id) -> id::acc + | RApp (loc,g,args) -> + ids_of_rawterm [] g @ List.flatten (List.map (ids_of_rawterm []) args) @ acc + | RLambda (loc,na,ty,c) -> idof na :: ids_of_rawterm [] ty @ ids_of_rawterm [] c @ acc + | RProd (loc,na,ty,c) -> idof na :: ids_of_rawterm [] ty @ ids_of_rawterm [] c @ acc + | RLetIn (loc,na,b,c) -> idof na :: ids_of_rawterm [] b @ ids_of_rawterm [] c @ acc + | RCast (loc,c,k,t) -> ids_of_rawterm [] c @ ids_of_rawterm [] t @ acc + | RIf (loc,c,(na,po),b1,b2) -> ids_of_rawterm [] c @ ids_of_rawterm [] b1 @ ids_of_rawterm [] b2 @ acc + | RLetTuple (_,nal,(na,po),b,c) -> + List.map idof nal @ ids_of_rawterm [] b @ ids_of_rawterm [] c @ acc + | RCases (loc,rtntypopt,tml,brchl) -> + List.flatten (List.map (fun (_,idl,patl,c) -> idl @ ids_of_rawterm [] c) brchl) + | RRec _ -> failwith "Fix inside a constructor branch" + | (RSort _ | RHole _ | RRef _ | REvar _ | RPatVar _ | RDynamic _) as x -> [] + in + (* build the set *) + List.fold_left (fun acc x -> Idset.add x acc) Idset.empty (ids_of_rawterm [] c) + |