diff options
Diffstat (limited to 'lib/rtree.ml')
| -rw-r--r-- | lib/rtree.ml | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/lib/rtree.ml b/lib/rtree.ml index 4742a90d..ec50e556 100644 --- a/lib/rtree.ml +++ b/lib/rtree.ml @@ -6,7 +6,7 @@ (* * GNU Lesser General Public License Version 2.1 *) (************************************************************************) -(*i $Id: rtree.ml 10690 2008-03-18 13:30:04Z barras $ i*) +(*i $Id$ i*) open Util @@ -53,7 +53,7 @@ let rec subst_rtree_rec depth sub = function let subst_rtree sub t = subst_rtree_rec 0 [|sub|] t -(* To avoid looping, we must check that every body introduces a node +(* To avoid looping, we must check that every body introduces a node or a parameter *) let rec expand = function | Rec(j,defs) -> @@ -81,17 +81,17 @@ the last one should be accepted *) (* Tree destructors, expanding loops when necessary *) -let dest_param t = +let dest_param t = match expand t with Param (i,j) -> (i,j) | _ -> failwith "Rtree.dest_param" -let dest_node t = +let dest_node t = match expand t with Node (l,sons) -> (l,sons) | _ -> failwith "Rtree.dest_node" -let is_node t = +let is_node t = match expand t with Node _ -> true | _ -> false @@ -104,13 +104,13 @@ let rec map f t = match t with let rec smartmap f t = match t with Param _ -> t - | Node (a,sons) -> + | Node (a,sons) -> let a'=f a and sons' = Util.array_smartmap (map f) sons in if a'==a && sons'==sons then t else Node (a',sons') - | Rec(j,defs) -> + | Rec(j,defs) -> let defs' = Util.array_smartmap (map f) defs in if defs'==defs then t @@ -175,11 +175,11 @@ let rec pp_tree prl t = | Node(lab,[||]) -> hov 2 (str"("++prl lab++str")") | Node(lab,v) -> hov 2 (str"("++prl lab++str","++brk(1,0)++ - Util.prvect_with_sep Util.pr_coma (pp_tree prl) v++str")") + Util.prvect_with_sep Util.pr_comma (pp_tree prl) v++str")") | Rec(i,v) -> if Array.length v = 0 then str"Rec{}" else if Array.length v = 1 then hov 2 (str"Rec{"++pp_tree prl v.(0)++str"}") else hov 2 (str"Rec{"++int i++str","++brk(1,0)++ - Util.prvect_with_sep Util.pr_coma (pp_tree prl) v++str"}") + Util.prvect_with_sep Util.pr_comma (pp_tree prl) v++str"}") |