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authorHugo Herbelin2017-11-25 17:19:49 +0100
committerHugo Herbelin2018-07-29 02:40:22 +0200
commit60daf674df3d11fa2948bbc7c9a928c09f22d099 (patch)
tree533584dd6acd3bde940529e8d3a111eca6fcbdef /interp/implicit_quantifiers.ml
parent33d86118c7d1bfba31008b410d81c7f45dbdf092 (diff)
Adding support for custom entries in notations.
- New command "Declare Custom Entry bar". - Entries can have levels. - Printing is done using a notion of coercion between grammar entries. This typically corresponds to rules of the form 'Notation "[ x ]" := x (x custom myconstr).' but also 'Notation "{ x }" := x (in custom myconstr, x constr).'. - Rules declaring idents such as 'Notation "x" := x (in custom myconstr, x ident).' are natively recognized. - Rules declaring globals such as 'Notation "x" := x (in custom myconstr, x global).' are natively recognized. Incidentally merging ETConstr and ETConstrAsBinder. Noticed in passing that parsing binder as custom was not done as in constr. Probably some fine-tuning still to do (priority of notations, interactions between scopes and entries, ...). To be tested live further.
Diffstat (limited to 'interp/implicit_quantifiers.ml')
-rw-r--r--interp/implicit_quantifiers.ml2
1 files changed, 1 insertions, 1 deletions
diff --git a/interp/implicit_quantifiers.ml b/interp/implicit_quantifiers.ml
index 288a0bfe00..4f3037b1fc 100644
--- a/interp/implicit_quantifiers.ml
+++ b/interp/implicit_quantifiers.ml
@@ -98,7 +98,7 @@ let free_vars_of_constr_expr c ?(bound=Id.Set.empty) l =
let rec aux bdvars l c = match CAst.(c.v) with
| CRef (qid,_) when qualid_is_ident qid ->
found c.CAst.loc (qualid_basename qid) bdvars l
- | CNotation ("{ _ : _ | _ }", ({ CAst.v = CRef (qid,_) } :: _, [], [], [])) when
+ | CNotation ((InConstrEntrySomeLevel,"{ _ : _ | _ }"), ({ CAst.v = CRef (qid,_) } :: _, [], [], [])) when
qualid_is_ident qid && not (Id.Set.mem (qualid_basename qid) bdvars) ->
Constrexpr_ops.fold_constr_expr_with_binders (fun a l -> Id.Set.add a l) aux (Id.Set.add (qualid_basename qid) bdvars) l c
| _ -> Constrexpr_ops.fold_constr_expr_with_binders (fun a l -> Id.Set.add a l) aux bdvars l c