1 files changed, 3 insertions, 6 deletions
diff --git a/neb/std/types.py b/neb/std/types.py
index 3517384..01e4fb3 100644
--- a/neb/std/types.py
+++ b/neb/std/types.py
@@ -38,14 +38,11 @@ def interpretIsList(symbol, args, env, ns):
     if inner is None or inner.name == ":any":
         return Bool(True)
 
-    inner_func = env.get(inner.name).is_func
-
+    inner_type = env.get(f"{inner.name}")
     for arg in args[0].args:
-        if inner_func(inner, [arg], env, ns).value is False:
+        valid = inner_type.validate_type(arg, env, ns)
+        if valid.value is False:
             return Bool(False)
-
-        #if not isinstance(arg, String):
-        #    return Bool(False)
     return Bool(True)