chore(Updater): Activate strict_types

buildVersionFile.php

@@ -1,7 +1,8 @@
 <?php
 
+declare(strict_types=1);
 
-$currentTag = trim(shell_exec('git describe --tags'));
+$currentTag = trim(shell_exec('git describe --tags') ?? '');
 exec('git diff-files --quiet', $output, $returnValue);
 
 $dirty = $returnValue === 0 ? '' : ' dirty';

index.php

@@ -1,4 +1,7 @@
 <?php
+
+declare(strict_types=1);
+
 /**
  * @copyright Copyright (c) 2016-2017 Lukas Reschke <[email protected]>
  * @copyright Copyright (c) 2016 Morris Jobke <[email protected]>

index.web.php

@@ -1,4 +1,7 @@
 <?php
+
+declare(strict_types=1);
+
 /**
  * @copyright Copyright (c) 2016-2017 Lukas Reschke <[email protected]>
  * @copyright Copyright (c) 2016 Morris Jobke <[email protected]>

lib/CommandApplication.php

@@ -1,4 +1,7 @@
 <?php
+
+declare(strict_types=1);
+
 /**
  * @copyright Copyright (c) 2016 Morris Jobke <[email protected]>
  *

lib/LogException.php

@@ -1,4 +1,7 @@
 <?php
+
+declare(strict_types=1);
+
 /**
  * @copyright Copyright (c) 2016 Lukas Reschke <[email protected]>
  * @copyright Copyright (c) 2016 Morris Jobke <[email protected]>

lib/RecursiveDirectoryIteratorWithoutData.php

@@ -1,4 +1,7 @@
 <?php
+
+declare(strict_types=1);
+
 /**
  * @copyright Copyright (c) 2016 Lukas Reschke <[email protected]>
  * @copyright Copyright (c) 2016 Morris Jobke <[email protected]>

lib/UpdateCommand.php

@@ -1,4 +1,7 @@
 <?php
+
+declare(strict_types=1);
+
 /**
  * @copyright Copyright (c) 2016 Morris Jobke <[email protected]>
  * @copyright Copyright (c) 2017 Lukas Reschke <[email protected]>

lib/UpdateException.php

@@ -1,4 +1,7 @@
 <?php
+
+declare(strict_types=1);
+
 /**
  * @copyright Copyright (c) 2016 Lukas Reschke <[email protected]>
  * @copyright Copyright (c) 2016 Morris Jobke <[email protected]>

lib/Updater.php

@@ -1,4 +1,7 @@
 <?php
+
+declare(strict_types=1);
+
 /**
  * @copyright Copyright (c) 2016-2017 Lukas Reschke <[email protected]>
  * @copyright Copyright (c) 2016 Morris Jobke <[email protected]>

updater.php

@@ -1,6 +1,8 @@
 #!/usr/bin/env php
 <?php
 
+declare(strict_types=1);
+
 require __DIR__ . '/vendor/autoload.php';
 
 ini_set('display_errors', '0');