final package structure

1 files changed, 57 insertions, 0 deletions

diff --git a/src/Modifier/MapIterator.php b/src/Modifier/MapIterator.php
new file mode 100644
index 0000000..7360f42
--- /dev/null
+++ b/src/Modifier/MapIterator.php
@@ -0,0 +1,57 @@
+<?php
+/**
+* This file is part of the League.csv library
+*
+* @license http://opensource.org/licenses/MIT
+* @link https://github.com/thephpleague/csv/
+* @version 7.0.0
+* @package League.csv
+*
+* For the full copyright and license information, please view the LICENSE
+* file that was distributed with this source code.
+*/
+namespace League\Csv\Modifier;
+
+use IteratorIterator;
+use Traversable;
+
+/**
+ *  A simple MapIterator
+ *
+ * @package League.csv
+ * @since  3.3.0
+ * @internal used internally to modify CSV content
+ *
+ */
+class MapIterator extends IteratorIterator
+{
+    /**
+     * The function to be apply on all InnerIterator element
+     *
+     * @var callable
+     */
+    private $callable;
+
+    /**
+     * The Constructor
+     *
+     * @param Traversable $iterator
+     * @param callable    $callable
+     */
+    public function __construct(Traversable $iterator, callable $callable)
+    {
+        parent::__construct($iterator);
+        $this->callable = $callable;
+    }
+
+    /**
+     * Get the value of the current element
+     */
+    public function current()
+    {
+        $iterator = $this->getInnerIterator();
+        $callable = $this->callable;
+
+        return $callable($iterator->current(), $iterator->key(), $iterator);
+    }
+}