add nova

nova/src/TrashedStatus.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace Laravel\Nova;
+
+class TrashedStatus
+{
+    const DEFAULT = '';
+
+    const WITH = 'with';
+
+    const ONLY = 'only';
+
+    /**
+     * Get trashed status from boolean.
+     *
+     * @param  bool  $withTrashed
+     * @return string
+     */
+    public static function fromBoolean($withTrashed)
+    {
+        return $withTrashed ? self::WITH : self::DEFAULT;
+    }
+}