add nova

nova/src/Fields/SupportsMaxlength.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace Laravel\Nova\Fields;
+
+trait SupportsMaxlength
+{
+    /**
+     * Set a maxlength value for the field.
+     *
+     * @param  int  $value
+     * @param  bool  $enforce
+     * @return $this
+     */
+    public function maxlength($value, $enforce = false)
+    {
+        $this->withMeta(['maxlength' => $value]);
+
+        if ($enforce) {
+            $this->enforceMaxlength();
+        }
+
+        return $this;
+    }
+
+    /**
+     * Indicate that maxlength should be enforced on the field.
+     *
+     * @return $this
+     */
+    public function enforceMaxlength()
+    {
+        $this->withMeta(['enforceMaxlength' => true]);
+
+        return $this;
+    }
+}