More code style fixes

src/Di/ContainerAware.php

@@ -32,9 +32,9 @@ trait ContainerAware {
 	 * Set the container for the current object
 	 *
 	 * @param ContainerInterface $container
-	 * @return $this
+	 * @return self
 	 */
-	public function setContainer(ContainerInterface $container)
+	public function setContainer(ContainerInterface $container): self
 	{
 		$this->container = $container;
 		return $this;

src/Di/ContainerInterface.php

@@ -32,8 +32,8 @@ interface ContainerInterface {
 	 * Finds an entry of the container by its identifier and returns it.
 	 *
 	 * @param string $id Identifier of the entry to look for.
-	 * @throws NotFoundException  No entry was found for this identifier.
-	 * @throws ContainerException Error while retrieving the entry.
+	 * @throws Exception\NotFoundException  No entry was found for this identifier.
+	 * @throws Exception\ContainerException Error while retrieving the entry.
 	 * @return mixed Entry.
 	 */
 	public function get($id);
@@ -95,5 +95,5 @@ interface ContainerInterface {
 	 * @param  string $id The logger to retrieve
 	 * @return LoggerInterface|null
 	 */
-	public function getLogger(string $id = 'default');
+	public function getLogger(string $id = 'default'): ?LoggerInterface;
 }

src/Exception/DoubleRenderException.php

@@ -29,7 +29,7 @@ class DoubleRenderException extends LogicException {
 	 *
 	 * @param string $message
 	 * @param int    $code
-	 * @param null   $previous
+	 * @param Exception|null   $previous
 	 */
 	public function __construct(string $message = 'A view can only be rendered once, because headers can only be sent once.', int $code = 0, Exception $previous = NULL)
 	{

src/Type/StringType.php

@@ -24,7 +24,7 @@ use Stringy\Stringy;
 class StringType extends Stringy {
 
 	/**
-	 * See if two strings match, despite being delemeted differently,
+	 * See if two strings match, despite being delimited differently,
 	 * such as camelCase, PascalCase, kebab-case, or snake_case.
 	 *
 	 * @param string $strToMatch

src/View/HttpView.php

@@ -62,6 +62,7 @@ class HttpView extends BaseView {
 	 * Set the status code of the request
 	 *
 	 * @param int $code
+	 * @throws \InvalidArgumentException
 	 * @return HttpView
 	 */
 	public function setStatusCode(int $code): HttpView
@@ -88,6 +89,7 @@ class HttpView extends BaseView {
 	 * Send the appropriate response
 	 *
 	 * @throws DoubleRenderException
+	 * @throws \InvalidArgumentException
 	 * @return void
 	 */
 	protected function output(): void

src/View/JsonView.php

@@ -35,11 +35,14 @@ class JsonView extends HttpView {
 	 * Set the output string
 	 *
 	 * @param mixed $string
+	 * @throws \InvalidArgumentException
+	 * @throws \RuntimeException
+	 * @throws \Aviat\Ion\JsonException
 	 * @return ViewInterface
 	 */
 	public function setOutput($string): ViewInterface
 	{
-		if ( ! is_string($string))
+		if ( ! \is_string($string))
 		{
 			$string = Json::encode($string);
 		}