linux can't read error fix

TooTallNate · Apr 25, 2012 · d3251dd · d3251dd
1 parent 18ca6c0
commit d3251dd
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Showing 2 changed files with 8 additions and 4 deletions.
diff --git a/lib/serialport.js b/lib/serialport.js
@@ -109,7 +109,7 @@ function listUnix (callback) {
     if (err) {
       // if this directory is not found this could just be because it's not plugged in
       if (err.errno === 34) {
-        callback(null, []);
+        return callback(null, []);
       }
       return console.log(err);
     }

diff --git a/test/listTest.js b/test/listTest.js
@@ -7,8 +7,12 @@ serialport.list(function (err, results) {
   if (err) {
     throw err;
   }
-  for (var i = 0; i < results.length; i++) {
-    var item = results[i];
-    console.log(item.comName, '-', item.manufacturer, '-', item.pnpId);
+  if (results.length === 0) {
+    console.log("No ports found");
+  } else {
+    for (var i = 0; i < results.length; i++) {
+      var item = results[i];
+      console.log(item.comName, '-', item.manufacturer, '-', item.pnpId);
+    }
   }
 });