From 01db4cb55b43300375d21aaa7a99b682e53e915a Mon Sep 17 00:00:00 2001
From: Georg Brandl <georg@python.org>
Date: Thu, 25 Feb 2016 08:25:01 +0100
Subject: Fix font-locking for Unicode escapes in character literals.

* There is only \u, no \U
* \u requires braces, but allows 1-6 hex digits
---
 rust-mode.el | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'rust-mode.el')

diff --git a/rust-mode.el b/rust-mode.el
index 686498b..56b356d 100644
--- a/rust-mode.el
+++ b/rust-mode.el
@@ -83,8 +83,7 @@
       (seq
        "\\"
        (or
-        (: "U" (= 8 xdigit))
-        (: "u" (= 4 xdigit))
+        (: "u{" (** 1 6 xdigit) "}")
         (: "x" (= 2 xdigit))
         (any "'nrt0\"\\")))
       (not (any "'\\"))
-- 
cgit v1.2.3