1 files changed, 9 insertions, 0 deletions
diff --git a/lib/drl/parser.ml b/lib/drl/parser.ml
new file mode 100644
index 0000000..71d694b
--- /dev/null
+++ b/lib/drl/parser.ml
@@ -0,0 +1,9 @@
+type error = ParseError of string
+
+let of_string s =
+  match Sexplib.Sexp.of_string s |> Ast.query_of_sexp with
+  | q             -> Ok q
+  | exception exn -> Error (ParseError (Printexc.to_string exn))
+
+let to_string q =
+  Ast.sexp_of_query q |> Sexplib.Sexp.to_string_hum