'split' without splitter turns into a char list

1 files changed, 3 insertions, 1 deletions

diff --git a/interpreter.py b/interpreter.py
index 74095ac..b3c5fcd 100644
--- a/interpreter.py
+++ b/interpreter.py
@@ -454,13 +454,15 @@ def interpretSplit(symbol, args, env):
     target = evaluate(args[0], env)
     if not isinstance(target, String):
         raise InterpretPanic(symbol, "requires a :string as its first argument", target)
+    if len(args) == 1:
+        return List([String(char) for char in target.value], True)
     splitter = evaluate(args[1], env)
     if not isinstance(splitter, String):
         raise InterpretPanic(symbol, "requires a :string as its second argument", splitter)
     ret = target.value.split(splitter.value)
     return List([String(r) for r in ret], True)
 
-GLOBALS.register("split", Builtin(interpretSplit, 2))
+GLOBALS.register("split", Builtin(interpretSplit, 1, 2))
     
 #  - get the length of a list
 def interpretListLength(symbol, args, env):