init commit :rocket

src/Exceptions/InvalidConditionException.php

@@ -0,0 +1,5 @@
+<?php
+
+namespace Wearepixel\Cart\Exceptions;
+
+class InvalidConditionException extends \Exception {}

src/Exceptions/InvalidItemException.php

@@ -0,0 +1,5 @@
+<?php
+
+namespace Wearepixel\Cart\Exceptions;
+
+class InvalidItemException extends \Exception {}

src/Exceptions/UnknownModelException.php

@@ -0,0 +1,7 @@
+<?php
+
+namespace Wearepixel\Cart\Exceptions;
+
+class UnknownModelException extends \Exception
+{
+}