my changes

app/Http/Requests/BookRequest.php

@@ -1,32 +1,33 @@
-<?php namespace App\Http\Requests;
+<?php
+namespace App\Http\Requests;
 
 use App\Http\Requests\Request;
 
-class BookRequest extends Request {
+class BookRequest extends Request
+{
 
-	/**
-	 * Determine if the user is authorized to make this request.
-	 *
-	 * @return bool
-	 */
-	public function authorize()
-	{
-		return true;
-	}
-
-	/**
-	 * Get the validation rules that apply to the request.
-	 *
-	 * @return array
-	 */
-	public function rules()
-	{
-		return [
-			'title' => 'required|min:5',
-			'author' => 'required|min:4',
-			'stock' => 'required|integer',
-			'year' => 'required|integer|min:4'
-		];
-	}
+    /**
+     * Determine if the user is authorized to make this request.
+     *
+     * @return bool
+     */
+    public function authorize()
+    {
+        return true;
+    }
 
+    /**
+     * Get the validation rules that apply to the request.
+     *
+     * @return array
+     */
+    public function rules()
+    {
+        return [
+            'title' => 'required|min:5',
+            'author' => 'required|min:4',
+            'stock' => 'required|integer',
+            'year' => 'required|integer|min:4'
+        ];
+    }
 }