1 files changed, 12 insertions, 0 deletions
diff --git a/lib/prl/parser.ml b/lib/prl/parser.ml
new file mode 100644
index 0000000..17102a4
--- /dev/null
+++ b/lib/prl/parser.ml
@@ -0,0 +1,12 @@
+type error = ParseError of string
+
+let of_sexp sexp =
+  let sexp =
+    match sexp with Sexplib.Sexp.List [ atom ] -> atom | other -> other
+  in
+  match Ast.statement_of_sexp sexp with
+  | stmt -> Ok stmt
+  | exception exn -> Error (ParseError (Printexc.to_string exn))
+
+let of_string s = of_sexp (Sexplib.Sexp.of_string s)
+let to_string stmt = Ast.sexp_of_statement stmt |> Sexplib.Sexp.to_string_hum