update formatters

Author: Alexsey-VR

Makefile

@@ -8,10 +8,10 @@ validate:
 	composer validate
 
 analyze:
-	./vendor/bin/phpstan analyze --level 3 src tests
+	./vendor/bin/phpstan analyze --level 3 src/ tests/
 
 lint:
-	composer exec --verbose phpcs -- --standard=PSR12 src bin
+	composer exec --verbose phpcs -- --standard=PSR12 src/ bin/
 
 test:
 	XDEBUG_MODE=coverage composer exec --verbose vendor/bin/phpunit tests -- --coverage-text

src/Formatters.php

@@ -17,15 +17,21 @@ class Formatters implements CommandFactoryInterface
 
     public function createCommand(string $commandKey): CommandInterface
     {
+        $requestedCommand = null;
         switch ($commandKey) {
             case self::FORMAT_KEYS["stylish"]:
-                return new StylishCommand();
+                $requestedCommand = new StylishCommand();
+                break;
             case self::FORMAT_KEYS["plain"]:
-                return new PlainCommand();
+                $requestedCommand = new PlainCommand();
+                break;
             case self::FORMAT_KEYS["json"]:
-                return new JSONCommand();
+                $requestedCommand = new JSONCommand();
+                break;
             default:
                 return throw new DifferException("input error: unknown output format\n");
         }
+
+        return $requestedCommand;
     }
 }