un-escape gmail labels

lib/imap.js

@@ -30,6 +30,7 @@ var CRLF = '\r\n',
     RE_RES_NOOP = /^NOOP /i,
     RE_CMD_FETCH = /^(?:UID )?FETCH/i,
     RE_PARTID = /^(?:[\d]+[\.]{0,1})*[\d]+$/,
+    RE_ESCAPE = /\\\\/g,
     //RE_ISPARTIAL = /<(\d+)>$/,
     RE_DBLQ = /"/g,
     RE_CMD = /^([^ ]+)(?: |$)/,
@@ -334,6 +335,12 @@ ImapConnection.prototype.connect = function(loginCb) {
             parsers.parseFetch(m.info, indata.literals, details);
             details.seqno = parseInt(m.num, 10);
 
+            if (typeof details['x-gm-labels'] !== undefined) {
+              var labels = details['x-gm-labels'];
+              for (var i=0, len=labels.length; i<len; ++i)
+                labels[i] = labels[i].replace(RE_ESCAPE, '\\');
+            }
+
             if (isUnsolicited)
               self.emit('msgupdate', details);
             else {