From fabb438cf0b9e92e16168944b70929a2a4c67d08 Mon Sep 17 00:00:00 2001
From: Raul Ochoa <rochoaf@gmail.com>
Date: Fri, 23 Jan 2015 17:22:49 +0100
Subject: [PATCH] Escape \b for the regex

---
 lib/cartodb/cache/backend/varnish_http.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/cartodb/cache/backend/varnish_http.js b/lib/cartodb/cache/backend/varnish_http.js
index 25ff2745..f9af6f6a 100644
--- a/lib/cartodb/cache/backend/varnish_http.js
+++ b/lib/cartodb/cache/backend/varnish_http.js
@@ -17,7 +17,7 @@ VarnishHttpCacheBackend.prototype.invalidate = function(cacheObject, callback) {
             method: 'PURGE',
             url: 'http://' + this.host + ':' + this.port + '/key',
             headers: {
-                'Invalidation-Match': '\b' + cacheObject.key() + '\b'
+                'Invalidation-Match': '\\b' + cacheObject.key() + '\\b'
             }
         },
         function(err, response) {