- added methods to the interface

= removed `register()` method
- add return types to methods
- adds the licence

Author: kodeart

Logger.php

@@ -1,5 +1,15 @@
 <?php
 
+/*
+ * This file is part of the Koded package.
+ *
+ * (c) Mihail Binev <mihail@kodeart.com>
+ *
+ * Please view the LICENSE distributed with this source code
+ * for the full copyright and license information.
+ *
+ */
+
 namespace Koded\Logging;
 
 use Koded\Logging\Processors\Processor;
@@ -12,46 +22,56 @@
  */
 interface Logger extends LoggerInterface
 {
-
-    /**
+    /*
+     *
      * Log levels
+     *
      */
+
     const EMERGENCY = 1;
-    const ALERT = 2;
-    const CRITICAL = 4;
-    const ERROR = 8;
-    const WARNING = 16;
-    const NOTICE = 32;
-    const INFO = 64;
-    const DEBUG = 128;
+    const ALERT     = 2;
+    const CRITICAL  = 4;
+    const ERROR     = 8;
+    const WARNING   = 16;
+    const NOTICE    = 32;
+    const INFO      = 64;
+    const DEBUG     = 128;
+
+    /**
+     * Add a log processor in the stack.
+     *
+     * @param Processor $processor Logger processor instance
+     *
+     * @return Logger
+     */
+    public function attach(Processor $processor): Logger;
+
+    /**
+     * Detach a log processor from registered processors.
+     *
+     * @param Processor $processor The log processor to detach from the stack.
+     *
+     * @return Logger
+     */
+    public function detach(Processor $processor): Logger;
 
     /**
      * @param Throwable $e
      * @param Processor $processor [optional]
      *
      * @return void
      */
-    public function exception(Throwable $e, Processor $processor = null);
+    public function exception(Throwable $e, Processor $processor = null): void;
 
     /**
      * Run all log processors to save the accumulated messages
      * and clean the message stack (after the method is called,
      * the message stack is emptied).
      *
-     * This method should be registered somewhere in the bootstrap phase with
-     * $log::register() method.
-     *
      * It may be called manually as well to instantly dump all messages
      * (i.e. for Exception handling).
      *
      * @return void
      */
-    public function process();
-
-    /**
-     * Registers the process method at the PHP's shutdown phase.
-     *
-     * @return void
-     */
-    public function register();
+    public function process(): void;
 }