update form library

extend/catcher/library/form/components/DatePicker.php

@@ -0,0 +1,18 @@
+<?php
+namespace catcher\library\form\components;
+
+use catcher\library\form\Form;
+use FormBuilder\Driver\FormComponent;
+use FormBuilder\Factory\Elm;
+use FormBuilder\UI\Elm\Validate;
+
+class DatePicker extends \FormBuilder\UI\Elm\Components\DatePicker
+{
+    public function createValidate()
+    {
+        if ($this->isRange() || $this->isMultiple())
+            return Elm::validateArr();
+        else
+            return new Validate('', Validate::TRIGGER_CHANGE);
+    }
+}