1 files changed, 34 insertions, 0 deletions
diff --git a/vendor/guzzle/guzzle/src/Guzzle/Iterator/MapIterator.php b/vendor/guzzle/guzzle/src/Guzzle/Iterator/MapIterator.php
new file mode 100644
index 0000000..7e586bd
--- /dev/null
+++ b/vendor/guzzle/guzzle/src/Guzzle/Iterator/MapIterator.php
@@ -0,0 +1,34 @@
+<?php
+
+namespace Guzzle\Iterator;
+
+use Guzzle\Common\Exception\InvalidArgumentException;
+
+/**
+ * Maps values before yielding
+ */
+class MapIterator extends \IteratorIterator
+{
+    /** @var mixed Callback */
+    protected $callback;
+
+    /**
+     * @param \Traversable   $iterator Traversable iterator
+     * @param array|\Closure $callback Callback used for iterating
+     *
+     * @throws InvalidArgumentException if the callback if not callable
+     */
+    public function __construct(\Traversable $iterator, $callback)
+    {
+        parent::__construct($iterator);
+        if (!is_callable($callback)) {
+            throw new InvalidArgumentException('The callback must be callable');
+        }
+        $this->callback = $callback;
+    }
+
+    public function current()
+    {
+        return call_user_func($this->callback, parent::current());
+    }
+}