Dependencies update

.travis.yml

@@ -1,6 +1,6 @@
 language: node_js
 node_js:
-  - "6"
+  - "12"
 
 install:
   - npm install --dev

lib/core/ports.js

@@ -7,18 +7,19 @@ function getPorts() {
     let clearDevicePrompt;
     return new Promise(
         (resolve, reject) => {
-            function portResolver(err, ports) {
-                if (err) reject(err);
-                const portNames = ports.map((port) => port.comName);
-                if (portNames.length > 0) {
-                    if (clearDevicePrompt) clearDevicePrompt();
-                    resolve(portNames);
-                } else {
-                    clearDevicePrompt = clearDevicePrompt || printLoading("Plug your device in", ".", 3);
-                    serialport.list(portResolver);
-                }
-            }
-            serialport.list(portResolver);
+            (function rerun() {
+                serialport.list().then(ports => {
+                    const portNames = ports.map(port => port.comName);
+                    console.log('portNames: ', portNames)
+                    if (portNames.length > 0) {
+                        if(clearDevicePrompt) clearDevicePrompt();
+                        resolve(portNames);
+                    } else {
+                        clearDevicePrompt = clearDevicePrompt || printLoading("Plug your device in", ".", 3);
+                        rerun()
+                    }
+                }).catch(reject);
+            })();
         });
 }
 

lib/new.js

@@ -117,12 +117,7 @@ To upload to your device:
  * @param {String} directory The name of the desired new directory
  */
 function makeDirectory(directory) {
-    return new Promise((resolve, reject) => {
-        mkdirp(directory, err => {
-            if (err) reject(err);
-            else resolve();
-        });
-    });
+    return mkdirp(directory);
 }
 
 /**