default services conflit ?

old.vendor/doctrine/common/lib/Doctrine/Common/Comparable.php

@@ -0,0 +1,28 @@
+<?php
+namespace Doctrine\Common;
+
+/**
+ * Comparable interface that allows to compare two value objects to each other for similarity.
+ *
+ * @link   www.doctrine-project.org
+ * @since  2.2
+ * @author Benjamin Eberlei <kontakt@beberlei.de>
+ * @author Guilherme Blanco <guilhermeblanco@hotmail.com>
+ */
+interface Comparable
+{
+    /**
+     * Compares the current object to the passed $other.
+     *
+     * Returns 0 if they are semantically equal, 1 if the other object
+     * is less than the current one, or -1 if its more than the current one.
+     *
+     * This method should not check for identity using ===, only for semantical equality for example
+     * when two different DateTime instances point to the exact same Date + TZ.
+     *
+     * @param mixed $other
+     *
+     * @return int
+     */
+    public function compareTo($other);
+}