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-rw-r--r--grammar.ebnf2
1 files changed, 1 insertions, 1 deletions
diff --git a/grammar.ebnf b/grammar.ebnf
index 70a1bfd..837de9e 100644
--- a/grammar.ebnf
+++ b/grammar.ebnf
@@ -14,7 +14,7 @@ IfStatement ::= "if" Expression LBRACE Statement* RBRACE -- TODO: Should functio
 
 WhileStatement ::= "while" Expression LBRACE Statement* RBRACE
 
-ReturnStatement ::= RETURN Expression
+ReturnStatement ::= RETURN (Expression)?
 
 FunctionArguments ::= Expression ("," Expression)*