update readme

Author: inhere

README.md

@@ -43,9 +43,64 @@ $app = new App([
   'desc' => 'this is my cli application',
 ]);
 
+// register commands
 
+// use closure
+$app->addCommand('test', function ($app) {
+    echo "args:\n";
+    /** @var Toolkit\Cli\App $app */
+    /** @noinspection ForgottenDebugOutputInspection */
+    print_r($app->getArgs());
+
+}, [
+  'desc' => 'the description text for the command: test',
+]);
+
+// use closure with config
+$app->addByConfig(function ($app) {
+    echo "args:\n";
+    /** @var Toolkit\Cli\App $app */
+    /** @noinspection ForgottenDebugOutputInspection */
+    print_r($app->getArgs());
+
+}, [
+  'name' => 'cmd2',
+  'desc' => 'the description text for the command: test',
+]);
+
+// Use an object
+$app->addObject(new class
+{
+    public function getHelpConfig(): array
+    {
+        $help = <<<STR
+Options:
+  --info    Output some information
+
+Example:
+  {{fullCmd}}
+
+STR;
+
+        return [
+            'name'  => 'list',
+            'desc'  => 'list all directory name in src/',
+            'help'  => $help,
+        ];
+    }
+
+    public function __invoke(App $app)
+    {
+        echo "hello\n";
+    }
+});
+
+// run
+$app->run();
 ```
 
+Run demo: `php example/liteApp`
+
 ## PHP file highlight
 
 > This is inspire jakub-onderka/php-console-highlighter

example/liteApp

@@ -25,6 +25,18 @@ $app->addCommand('test', function ($app) {
   'desc' => 'the description text for the command: test',
 ]);
 
+// use closure with config
+$app->addByConfig(function ($app) {
+    echo "args:\n";
+    /** @var Toolkit\Cli\App $app */
+    /** @noinspection ForgottenDebugOutputInspection */
+    print_r($app->getArgs());
+
+}, [
+  'name' => 'cmd2',
+  'desc' => 'the description text for the command: test',
+]);
+
 // Use an object
 $app->addObject(new class
 {
@@ -35,13 +47,13 @@ Options:
   --info    Output some information
 
 Example:
-  {{command}}
+  {{fullCmd}}
 
 STR;
 
         return [
             'name'  => 'list',
-            'desc'  => 'list all swoft components in src/ dir',
+            'desc'  => 'list all directory name in src/',
             'help'  => $help,
         ];
     }