refactor: throw an Exception instead of die

Author: null8626

src/TopPHP/DBL.php

@@ -205,7 +205,7 @@ public function show_info(string $type, array $json = []): array
         break;
 
       default:
-        die("Invalid search parameter: {$type}");
+        throw new \Exception("Invalid search parameter: {$type}");
         break;
     }
 
@@ -231,7 +231,7 @@ public function find_info(string $type, int $id): array
         break;
 
       default:
-        die("Invalid search parameter: {$type}");
+        throw new \Exception("Invalid search parameter: {$type}");
         break;
     }