✨ added support for functional mode

Author: mychidarko

composer.json

@@ -23,7 +23,10 @@
     "autoload": {
         "psr-4": {
             "Leaf\\": "src"
-        }
+        },
+        "files": [
+			"src/functions.php"
+		]
     },
     "minimum-stability": "stable",
     "require": {

src/functions.php

@@ -0,0 +1,47 @@
+<?php
+
+if (!function_exists('session')) {
+    /**
+     * Return session data/object or set session data
+     *
+     * @param string|null $key — The session data to set/get
+     * @param mixed $key — The data to set
+     */
+    function session($key = null, $value = null)
+    {
+        if (!$key && !$value) {
+            return new \Leaf\Http\Session();
+        }
+
+        if (!$value && ($key && is_string($key))) {
+            return \Leaf\Http\Session::get($key);
+        }
+
+        if (!$value && ($key && is_array($key))) {
+            return \Leaf\Http\Session::set($key);
+        }
+
+        return \Leaf\Http\Session::set($key, $value);
+    }
+}
+
+if (!function_exists('flash')) {
+    /**
+     * Return flash data/object or set flash data
+     *
+     * @param string|null $key — The flash data to set/get
+     * @param mixed $key — The data to set
+     */
+    function flash($key = null, $value = null)
+    {
+        if (!$key && !$value) {
+            return new \Leaf\Flash();
+        }
+
+        if (!$value && is_string($key)) {
+            return \Leaf\Flash::display($key);
+        }
+
+        return \Leaf\Flash::set($key, $value);
+    }
+}