From 6d983c0d1b4d017a42de1f4124a5d78921beae67 Mon Sep 17 00:00:00 2001
From: micha vie <micha@freeiam.com>
Date: Wed, 10 Aug 2022 17:26:41 +0200
Subject: [PATCH] add elrond address rule

---
 src/Rules/ElrondAddressRule.php | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 src/Rules/ElrondAddressRule.php

diff --git a/src/Rules/ElrondAddressRule.php b/src/Rules/ElrondAddressRule.php
new file mode 100644
index 0000000..c73f3b7
--- /dev/null
+++ b/src/Rules/ElrondAddressRule.php
@@ -0,0 +1,25 @@
+<?php
+
+namespace Superciety\ElrondSdk\Rules;
+
+use Illuminate\Contracts\Validation\InvokableRule;
+
+class ElrondAddressRule implements InvokableRule
+{
+    const Regex = '/erd1[a-z0-9]{58}/';
+
+    /**
+     * Run the validation rule.
+     *
+     * @param  string  $attribute
+     * @param  mixed  $value
+     * @param  \Closure(string): \Illuminate\Translation\PotentiallyTranslatedString  $fail
+     * @return void
+     */
+    public function __invoke($attribute, $value, $fail)
+    {
+        if (! preg_match_all(self::Regex, $value)) {
+            $fail('The :attribute must be a valid Elrond address.');
+        }
+    }
+}