initial commit of multi-type support (only list of strings for now)

1 files changed, 1 insertions, 1 deletions

diff --git a/neb/std/core.py b/neb/std/core.py
index 1c3c4b4..750594e 100644
--- a/neb/std/core.py
+++ b/neb/std/core.py
@@ -47,7 +47,7 @@ CORE.register("redef", Builtin("redef", interpretRedef, [def_name_arg, def_val_a
 def interpretLambda(symbol, args, env, ns):
     new_args = args
     return_type = Type(":any")
-    if isinstance(args[0], Type):
+    if isinstance(args[0], Type) or isinstance(args[0], MultiType):
         return_type = args[0]
         new_args = args[1:]