implement a :nil type, which is the empty list

1 files changed, 1 insertions, 1 deletions

diff --git a/neb/structs.py b/neb/structs.py
index 8c643b5..2423a69 100644
--- a/neb/structs.py
+++ b/neb/structs.py
@@ -121,7 +121,7 @@ class Type:
         else:
             return self.name
 
-_native_types = ":any :literal :string :bool :number :int :float :[] :{} :handle :type"
+_native_types = ":any :literal :string :bool :number :int :float :[] :nil :{} :handle :type"
 ALL_TYPES = {x: Type(x) for x in _native_types.split(" ")}
 
 class Symbol: