Gets the default "tld" on install. (#336)

* Gets the default "tld" on install.

* Update NewCommand.php

---------

Co-authored-by: Taylor Otwell <taylor@laravel.com>

src/NewCommand.php

@@ -745,11 +745,31 @@ protected function verifyApplicationDoesntExist($directory)
      */
     protected function generateAppUrl($name)
     {
-        $hostname = mb_strtolower($name).'.test';
+        $hostname = mb_strtolower($name).'.'.$this->getTld();
 
         return $this->canResolveHostname($hostname) ? 'http://'.$hostname : 'http://localhost';
     }
 
+    /**
+     * Get the TLD for the application.
+     *
+     * @return string
+     */
+    protected function getTld()
+    {
+        foreach (['herd', 'valet'] as $tool) {
+            $process = new Process([$tool, 'tld']);
+
+            $process->run();
+
+            if ($process->isSuccessful()) {
+                return trim($process->getOutput());
+            }
+        }
+
+        return 'test';
+    }
+
     /**
      * Determine whether the given hostname is resolvable.
      *