Merge pull request #3 from php-middleware/feature/scrutinizer

Scrutinizer ci and fix founded issue

Author: snapshotpl

.gitignore

@@ -1,2 +1,3 @@
 /vendor/
-composer.lock
+composer.lock
+phpunit-coverage-clover.xml

.scrutinizer.yml

@@ -0,0 +1,10 @@
+checks:
+    php: true
+build:
+    tests:
+        override:
+            -
+                command: 'phpunit --coverage-clover=phpunit-coverage-clover.xml'
+                coverage:
+                    file: 'phpunit-coverage-clover.xml'
+                    format: 'php-clover'

README.md

@@ -1,4 +1,4 @@
-# request-id middleware [![Build Status](https://travis-ci.org/php-middleware/request-id.svg?branch=master)](https://travis-ci.org/php-middleware/request-id)
+# request-id middleware [![Build Status](https://travis-ci.org/php-middleware/request-id.svg?branch=master)](https://travis-ci.org/php-middleware/request-id) [![Scrutinizer Code Quality](https://scrutinizer-ci.com/g/php-middleware/request-id/badges/quality-score.png?b=master)](https://scrutinizer-ci.com/g/php-middleware/request-id/?branch=master) [![Code Coverage](https://scrutinizer-ci.com/g/php-middleware/request-id/badges/coverage.png?b=master)](https://scrutinizer-ci.com/g/php-middleware/request-id/?branch=master)
 
 PSR-7 request id middleware
 

phpunit.xml

@@ -7,6 +7,10 @@
         </testsuite>
     </testsuites>
 
+    <logging>
+        <log type="coverage-clover" target="phpunit-coverage-clover.xml"/>
+    </logging>
+
     <filter>
         <whitelist processUncoveredFilesFromWhitelist="true">
             <directory suffix=".php">./src</directory>

src/RequestIdMiddleware.php

@@ -28,7 +28,7 @@ class RequestIdMiddleware implements RequestIdProviderInterface
     protected $requestId;
 
     /**
-     * @var bool
+     * @var string
      */
     protected $responseHeader;
 
@@ -41,7 +41,7 @@ class RequestIdMiddleware implements RequestIdProviderInterface
     /**
      * @param GeneratorInterface $generator
      * @param bool $allowOverride
-     * @param bool $responseHeader
+     * @param string $responseHeader
      * @param string $requestHeader
      */
     public function __construct(