Safe application is now a trait

src/CliProgram/SafeApplication.php

@@ -2,7 +2,6 @@
 
 namespace jrosset\CliProgram;
 
-use Symfony\Component\Console\Application;
 use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
@@ -11,7 +10,7 @@ use Throwable;
 /**
  * A “safe” application: runtime exception are treated by {@see SafeApplication::processRuntimeException()}
  */
-class SafeApplication extends Application {
+trait SafeApplication {
     /**
      * @var int The exit code used when command failed with an exception
      *

tests/Application.php

@@ -0,0 +1,7 @@
+<?php
+
+use jrosset\CliProgram\SafeApplication;
+
+class Application extends \Symfony\Component\Console\Application {
+    use SafeApplication;
+}