m

Author: LucasLefevre

src/util/spreadsheet/__init__.py

@@ -2,6 +2,7 @@
 
 
 from .tokenizer import *
+from .parser import *
 from .o_spreadsheet import *
 
 

src/util/spreadsheet/parser.py

@@ -83,6 +83,8 @@ def parse_expression(tokens, binding_power=0) -> AST:
 
 def parse_function_args(tokens) -> Iterable[AST]:
     consume_or_raise(tokens, "LEFT_PAREN", error_msg="Missing opening parenthesis")
+    if not tokens:
+        raise ValueError("Unexpected end of formula")
     next_token = tokens[0]
     if next_token[0] == "RIGHT_PAREN":
         consume_or_raise(tokens, "RIGHT_PAREN")