Coding Style and configuration

.gitignore

@@ -1,3 +1,4 @@
 /phpunit.xml
 /vendor/
+/build/
 /composer.lock

.php_cs

@@ -2,6 +2,7 @@
 
 $finder = Symfony\CS\Finder\DefaultFinder::create()
     ->in(__DIR__ . '/src')
+    ->in(__DIR__ . '/tests')
 ;
 
 return Symfony\CS\Config\Config::create()

composer.json

@@ -10,6 +10,7 @@
         }
     ],
     "require": {
+        "php": ">=5.3.3",
         "chili-labs/json-pointer": "1.0.*@dev"
     },
     "require-dev": {

src/Operation/AddOperation.php

@@ -41,7 +41,7 @@ public function __construct($path, $value)
     public function __invoke($document, AccessorInterface $accessor)
     {
         if ($accessor->has($document, $this->path)) {
-            throw new OperationException(sprintf('The path "%s" does already exist.', (string)$this->path));
+            throw new OperationException(sprintf('The path "%s" does already exist.', (string) $this->path));
         }
 
         $accessor->set($document, $this->path, $this->value);

tests/Operation/AddOperationTest.php

@@ -19,7 +19,6 @@
  */
 class AddOperationTest extends \PHPUnit_Framework_TestCase
 {
-
     public function testOperation()
     {
         $operation = new AddOperation('/node2', 'new');