Address sensio labs insights issues

.gitignore

@@ -1,4 +1,3 @@
-.idea
 api
 coverage
 vendor

.travis.yml

@@ -17,7 +17,7 @@ before_install:
 
 install:
   - composer require --no-update --no-interaction "phpunit/phpunit:*" "squizlabs/php_codesniffer:*" "fabpot/php-cs-fixer:*"
-  - travis_retry composer install --no-interaction --prefer-source
+  - travis_retry composer update --no-interaction --prefer-source
   - travis_retry wget https://scrutinizer-ci.com/ocular.phar
 
 script:

LICENSE

@@ -15,4 +15,4 @@ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

examples/parsing.php

@@ -17,8 +17,13 @@
 echo $uri->getQuery() . PHP_EOL;          // outputs: action=login&prev=index
 echo $uri->getFragment() . PHP_EOL;       // outputs: form
 
-print_r($uri->getPathSegments());    // [0 => 'site', 1 => 'index.php']
-print_r($uri->getQueryParameters()); // ['action' => 'login', 'prev' => 'index']
+// [0 => 'site', 1 => 'index.php']
+echo implode(', ', $uri->getPathSegments()) . PHP_EOL;
+
+// ['action' => 'login', 'prev' => 'index']
+foreach ($uri->getQueryParameters() as $name => $value) {
+    echo "$name: $value" . PHP_EOL;
+}
 
 // Outputs: http://jane:pass123@www.example.com:8080/site/index.php?action=login&prev=index#form
 echo $uri;

examples/validation.php

@@ -2,8 +2,7 @@
 
 require __DIR__ . '/../vendor/autoload.php';
 
-function getValidUrl($url)
-{
+$getValidUrl = function ($url) {
     $parser = new \Riimu\Kit\UrlParser\UriParser();
     $parser->setMode(\Riimu\Kit\UrlParser\UriParser::MODE_UTF8);
     $uri = $parser->parse($url);
@@ -17,12 +16,12 @@ function getValidUrl($url)
     }
 
     return (string) $uri;
-}
+};
 
 $normalized = null;
 
 if (isset($_POST['url'])) {
-    $normalized = getValidUrl($_POST['url']);
+    $normalized = $getValidUrl($_POST['url']);
 }
 
 ?>