feat:throw

@@ -5,6 +5,7 @@ namespace Lackoxygen\TiktokShop;
 use Illuminate\Support\Arr;
 use Lackoxygen\TiktokShop\Attribute\Config\Config;
 use Lackoxygen\TiktokShop\Attribute\Config\Option;
+use Lackoxygen\TiktokShop\Exception\RequestNotFoundException;
 use Lackoxygen\TiktokShop\Request\RequestProxy;
 use Lackoxygen\TiktokShop\Support\Verify;
 
@@ -115,6 +116,7 @@ class Application
     /**
      * @param string $name
      * @return RequestProxy|object
+     * @throws RequestNotFoundException
      */
     private function guide(string $name)
     {
@@ -127,7 +129,7 @@ class Application
         $request = '\Lackoxygen\TiktokShop\Request\\' . $name . '\\' . $name;
 
         if (!class_exists($request)) {
-            throw new \OverflowException('class file(' . $request . ') not found');
+            throw new RequestNotFoundException('class file(' . $request . ') not found');
         }
 
         return RequestProxy::proxy($request, $this->config);
@@ -138,6 +140,7 @@ class Application
      * @param array $arguments
      *
      * @return RequestProxy
+     * @throws RequestNotFoundException
      */
     public function __call($name, array $arguments = [])
     {

+<?php
+
+namespace Lackoxygen\TiktokShop\Exception;
+
+class RequestNotFoundException extends \Exception
+{
+}