Fixed an error

1 files changed, 15 insertions, 0 deletions

diff --git a/app.js b/app.js
index a7de862..f8e2ab5 100644
--- a/app.js
+++ b/app.js
@@ -113,6 +113,21 @@ dbFile.setupDB(function (success, mssg) {
     }
 });
 
+function normalizePort(val) {
+    var port = parseInt(val, 10);
+
+    if (isNaN(port)) {
+        // named pipe
+        return val;
+    }
+
+    if (port >= 0) {
+        // port number
+        return port;
+    }
+
+    return false;
+}
 /*********************** Setup end *******************/
 
 module.exports = app;