SimpleIdentity: Identifier must be int|string. (#53)

Author: janbarasek

src/Security/Identity.php

@@ -49,10 +49,14 @@ public function __construct($id, $roles = null, iterable $data = null)
 
 	/**
 	 * Sets the ID of user.
+	 * @param  string|int  $id
 	 * @return static
 	 */
 	public function setId($id)
 	{
+		if (!is_string($id) && !is_int($id)) {
+			throw new Nette\InvalidArgumentException('Identity identifier must be string|int, but type "' . gettype($id) . '" given.');
+		}
 		$this->id = is_numeric($id) && !is_float($tmp = $id * 1) ? $tmp : $id;
 		return $this;
 	}