some up

Author: inhere

src/Base/AbstractApplication.php

@@ -650,9 +650,9 @@ public function setLogoStyle(string $style)
     /**
      * @return string
      */
-    public function getRootPath()
+    public function getRootPath(): string
     {
-        return $this->getMeta('rootPath');
+        return $this->getMeta('rootPath', '');
     }
 
     /**

src/Base/ApplicationInterface.php

@@ -75,4 +75,6 @@ public function controller(string $name, string $class = null, $option = null);
     public function command(string $name, $handler = null, $option = null);
 
     public function showCommandList($quit = true);
+
+    public function getRootPath(): string;
 }

src/IO/Input/InputItem.php

@@ -8,6 +8,8 @@
 
 namespace Inhere\Console\IO\Input;
 
+use Inhere\Console\IO\Input;
+
 /**
  * Class InputItem
  * - definition a input item(option|argument)
@@ -52,5 +54,39 @@ class InputItem
      * allow multi value
      * @var bool
      */
-    public $multi;
+    private $isArray;
+
+    /**
+     * @param string $name
+     * @param int|null $mode
+     * @param string $description
+     * @param null $default
+     * @return static
+     */
+    public static function make(string $name, int $mode = null, string $description = '', $default = null)
+    {
+        return new static($name, $mode, $description, $default);
+    }
+
+    /**
+     * class constructor.
+     * @param string $name
+     * @param int|null $mode
+     * @param string $description
+     * @param mixed $default The default value
+     *  - for InputArgument::OPTIONAL mode only
+     *  - must be null for InputOption::OPT_BOOL
+     */
+    public function __construct(string $name, int $mode = null, string $description = '', $default = null)
+    {
+        $this->isArray = $mode === Input::ARG_IS_ARRAY;
+    }
+
+    /**
+     * @return bool
+     */
+    public function isArray(): bool
+    {
+        return $this->isArray;
+    }
 }

src/IO/Input/InputOption.php

@@ -15,4 +15,9 @@
  */
 class InputOption extends InputItem
 {
+    /**
+     * @var string|array
+     */
+    public $shortcut;
+
 }