Merge pull request #141 from Tuetuopay/master

Fixed a bug where adding custom functions to Object.prototype resulte…
eleith · Jan 18, 2016 · b4b8294 · b4b8294
2 parents 452d2ef + 5e3f5a9
commit b4b8294
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/smtp/message.js b/smtp/message.js
@@ -495,8 +495,8 @@ var MessageStream = function(message)
 
       for(var header in self.message.header)
       {
-         // do not output BCC in the headers...
-         if(!(/bcc/i.test(header)))
+         // do not output BCC in the headers (regex) nor custom Object.prototype functions...
+         if(!(/bcc/i.test(header)) && self.message.header.hasOwnProperty (header))
             data = data.concat([fix_header_name_case(header), ": ", self.message.header[header], CRLF]);
       }