Fix CS-Check and Stan Errors

Author: May Meow

src/Exceptions/FileContentException.php

@@ -0,0 +1,19 @@
+<?php
+declare(strict_types=1);
+
+namespace FileUpload\Exceptions;
+
+use Throwable;
+
+class FileContentException extends \Exception
+{
+    /**
+     * @param string $message Message
+     * @param int $code Exception code
+     * @param \Throwable|null $previous The previous throwable used for the exception chaining.
+     */
+    public function __construct($message = 'Cannot load content of file', $code = 1, ?Throwable $previous = null)
+    {
+        parent::__construct($message, $code, $previous);
+    }
+}

src/File/UploadedFile.php

@@ -5,49 +5,65 @@
 
 class UploadedFile implements StoredFileInterface
 {
+    /**
+     * @var string $fileName
+     */
     protected $fileName;
 
+    /**
+     * @var string $path
+     */
     protected $path;
 
+    /**
+     * @var string $storageType
+     */
     protected $storageType;
 
+    /**
+     * @var string $fileType
+     */
     protected $fileType;
 
+    /**
+     * @var string $fileContent
+     */
     protected $fileContent;
 
     /**
-     * @return mixed
+     * @return string
      */
     public function getFileName(): string
     {
         return $this->fileName;
     }
 
     /**
-     * @param mixed $fileName File name
+     * @param string $fileName File name
      * @return void
      */
     public function setFileName($fileName): void
     {
         $this->fileName = $fileName;
 
+        /** @var string[] $pathInfo */
         $pathInfo = pathinfo($fileName);
         $this->fileType = $pathInfo['extension'];
     }
 
     /**
-     * @return mixed
+     * @return string
      */
     public function getPath(): string
     {
         return $this->path;
     }
 
     /**
-     * @param mixed $path Path to file without filename
+     * @param string $path Path to file without filename
      * @return void
      */
-    public function setPath($path): void
+    public function setPath(string $path): void
     {
         $this->path = $path;
     }
@@ -70,7 +86,7 @@ public function setStorageType(string $storageType): void
     }
 
     /**
-     * @return mixed
+     * @return string
      */
     public function getFileType(): string
     {

src/Storage/LocalStorageManager.php

@@ -3,6 +3,7 @@
 
 namespace FileUpload\Storage;
 
+use FileUpload\Exceptions\FileContentException;
 use FileUpload\File\StoredFileInterface;
 use FileUpload\File\UploadedFile;
 use Psr\Http\Message\UploadedFileInterface;
@@ -45,11 +46,16 @@ public function put(UploadedFileInterface $fileObject): StoredFileInterface
      *
      * @param string $fileName Filename without slashes
      * @return \FileUpload\File\StoredFileInterface
+     * @throws \FileUpload\Exceptions\FileContentException
      */
     public function pull(string $fileName): StoredFileInterface
     {
         $fileContent = file_get_contents($this->configuration->getConfig('storagePath') . $fileName);
 
+        if ($fileContent == false) {
+            throw new FileContentException();
+        }
+
         $uploadedFile = new UploadedFile();
         $uploadedFile->setFileName($fileName);
         $uploadedFile->setPath($this->configuration->getConfig('storagePath'));