deprecate unused method

Author: jrushlow

src/ConsoleStyle.php

@@ -21,12 +21,10 @@
  */
 final class ConsoleStyle extends SymfonyStyle
 {
-    private $output;
-
-    public function __construct(InputInterface $input, OutputInterface $output)
-    {
-        $this->output = $output;
-
+    public function __construct(
+        InputInterface $input,
+        private OutputInterface $output,
+    ) {
         parent::__construct($input, $output);
     }
 

src/DependencyBuilder.php

@@ -13,10 +13,9 @@
 
 final class DependencyBuilder
 {
-    private $dependencies = [];
-    private $devDependencies = [];
-
-    private $minimumPHPVersion = 70100;
+    private array $dependencies = [];
+    private array $devDependencies = [];
+    private int $minimumPHPVersion = 70100;
 
     /**
      * Add a dependency that will be reported if the given class is missing.
@@ -44,7 +43,7 @@ public function addClassDependency(string $class, string $package, bool $require
 
     public function requirePHP71(): void
     {
-        // no-op - MakerBundle now required PHP 7.1
+        trigger_deprecation('symfony/maker-bundle', '0.0.0', 'requirePHP71() is deprecated and will be removed in a future version.');
     }
 
     /**