fix

Calling `.close()` on a closed port, trow an exception. This happens when you try to open a non existent port. This patch fixes.
alexislg2 · Sep 15, 2014 · b188e98 · b188e98
1 parent 5029dc2
commit b188e98
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lib/modem.js b/lib/modem.js
@@ -107,7 +107,9 @@ var createModem = function() {
 
     modem.close = function(device) {
         this.port.removeAllListeners();
-        this.port.close();
+        if (this.isOpened) {
+          this.port.close();
+        }
         this.port = null;
         this.isOpened = false;
         this.emit('close');