From c1d57860a8c1d1f85e15d9ca378d6650bc57ebb3 Mon Sep 17 00:00:00 2001
From: hryx <codroid@gmail.com>
Date: Thu, 4 Jul 2019 23:20:09 -0700
Subject: [PATCH] Update rule for unicode escape

---
 grammar/grammar.y | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/grammar/grammar.y b/grammar/grammar.y
index 5639c3e..9acb7b9 100644
--- a/grammar/grammar.y
+++ b/grammar/grammar.y
@@ -340,8 +340,7 @@ eof <- !.
 hex <- [0-9a-fA-F]
 char_escape
     <- "\\x" hex hex
-     / "\\u" hex hex hex hex
-     / "\\U" hex hex hex hex hex hex
+     / "\\u{" hex+ "}"
      / "\\" [nr\\t'"]
 char_char
     <- char_escape