start a restructure

Creational/StaticFactory/StaticFactory.php

@@ -0,0 +1,31 @@
+<?php
+
+namespace DesignPatterns\StaticFactory;
+
+/**
+ * Note1: Remember, static => global => evil
+ * Note2: Cannot be subclassed or mock-upped or have multiple different instances
+ */
+class StaticFactory
+{
+    /**
+     * the parametrized function to get create an instance
+     *
+     * @param string $type
+     *
+     * @static
+     *
+     * @throws \InvalidArgumentException
+     * @return FormatterInterface
+     */
+    public static function factory($type)
+    {
+        $className = __NAMESPACE__ . '\Format' . ucfirst($type);
+
+        if (!class_exists($className)) {
+            throw new \InvalidArgumentException('Missing format class.');
+        }
+
+        return new $className();
+    }
+}