Merge pull request #21 from pahan35/fix-null-processing

Fix null processing in QuoteString

Author: mlaanderson

lib/quoteString.js

@@ -10,7 +10,9 @@ function QuoteString(string) {
             return QuoteString(string.toString());
         }
         return string.toString();
-    }
+    } else if (string === null) {
+		return 'null';
+	}
     string = string.toString();
     string = string.replace(/\\/g, '\\\\');
     string = string.replace('\x00', '\\x00');
@@ -20,4 +22,4 @@ function QuoteString(string) {
     return "'" + string + "'";
 }
 
-module.exports = QuoteString;
+module.exports = QuoteString;