From 6f742ec5777b86c18044ddf84e52ad2aa6c5133b Mon Sep 17 00:00:00 2001
From: Brandon Dyck <brandon@dyck.us>
Date: Sun, 2 Jul 2023 12:05:39 -0600
Subject: [PATCH] Allow trailing comma in function call grammar

---
 grammar.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/grammar.txt b/grammar.txt
index 50292be..6231b72 100644
--- a/grammar.txt
+++ b/grammar.txt
@@ -36,5 +36,5 @@ identifier -> IDENTIFIER | "@" STRING ;
 operand -> ( NUMBER | STRING | identifier | "(" expression ")" | record | variant | list) ;
 selector -> "." identifier ;
 index -> "[" expression "]" ;
-arguments -> "(" ( "_" | expression ( "," ( "_" | expression ) )* )? ")" ;
-primary -> operand ( selector | index | arguments ) ;
+call -> "(" ( ( "_" | expression ) ( "," ( "_" | expression ) )* ","? )? ")" ;
+primary -> operand ( selector | index | call ) ;