From bb45124bd951f59283ca087e48c9d069299732db Mon Sep 17 00:00:00 2001
From: Alec Thomas <aat@tbd.email>
Date: Thu, 16 May 2024 15:41:21 +1000
Subject: [PATCH] fix: increase parser lookahead

Fixes #1507. I'm really surprised we haven't hit this previously.
---
 backend/schema/parser.go | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/backend/schema/parser.go b/backend/schema/parser.go
index e3ceab538e..8dc499819b 100644
--- a/backend/schema/parser.go
+++ b/backend/schema/parser.go
@@ -47,7 +47,8 @@ var (
 		participle.Lexer(Lexer),
 		participle.Elide("Whitespace"),
 		participle.Unquote(),
-		participle.UseLookahead(2),
+		// Increase lookahead to allow comments to be attached to the next token.
+		participle.UseLookahead(participle.MaxLookahead),
 		participle.Map(func(token lexer.Token) (lexer.Token, error) {
 			token.Value = strings.TrimSpace(strings.TrimPrefix(token.Value, "//"))
 			return token, nil