From 2c46d1b45af0baba87804f451c566de256c8d390 Mon Sep 17 00:00:00 2001
From: Marijn Haverbeke <marijn@haverbeke.nl>
Date: Thu, 13 Apr 2017 14:41:42 +0200
Subject: [PATCH] [css mode] Prevent SCSS ': {' from being treated like a
 single token

Closes #4688
---
 mode/css/css.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mode/css/css.js b/mode/css/css.js
index 02cc93d9cf..7f8c46ebb6 100644
--- a/mode/css/css.js
+++ b/mode/css/css.js
@@ -748,8 +748,8 @@ CodeMirror.defineMode("css", function(config, parserConfig) {
         }
       },
       ":": function(stream) {
-        if (stream.match(/\s*\{/))
-          return [null, "{"];
+        if (stream.match(/\s*\{/, false))
+          return [null, null]
         return false;
       },
       "$": function(stream) {