From 9d90b08813ebaf29adcaee42531f6ef10b703578 Mon Sep 17 00:00:00 2001
From: Victor Bjelkholm <victor@bjelkholm.com>
Date: Tue, 29 Jul 2014 16:39:14 +0200
Subject: [PATCH] Show instance name in instanceOf error message

---
 src/Valitron/Validator.php      |  4 ++++
 tests/Valitron/ValidateTest.php | 13 +++++++++++++
 2 files changed, 17 insertions(+)

diff --git a/src/Valitron/Validator.php b/src/Valitron/Validator.php
index 0a96bf2..8709fc9 100644
--- a/src/Valitron/Validator.php
+++ b/src/Valitron/Validator.php
@@ -736,6 +736,10 @@ class Validator
             }
             if ($param instanceof \DateTime) {
                 $param = $param->format('Y-m-d');
+            } else {
+                if(is_object($param)) {
+                    $param = get_class($param);
+                }
             }
             // Use custom label instead of field name if set
             if(is_string($params[0])) {
diff --git a/tests/Valitron/ValidateTest.php b/tests/Valitron/ValidateTest.php
index d1ae011..0a71b18 100644
--- a/tests/Valitron/ValidateTest.php
+++ b/tests/Valitron/ValidateTest.php
@@ -829,6 +829,19 @@ class ValidateTest extends BaseTestCase
       $this->assertTrue($v->validate());
     }
 
+    public function testInstanceOfErrorMessageShowsInstanceName()
+    {
+      $v = new Validator(array('attributeName' => new Validator(array())));
+      $v->rule('instanceOf', 'attributeName', new stdClass());
+      $v->validate();
+      $expected_error = array(
+        "attributeName" => array(
+          "AttributeName must be an instance of 'stdClass'"
+        )
+      );
+      $this->assertEquals($expected_error, $v->errors());
+    }
+
     public function testInstanceOfInvalidWithString()
     {
       $v = new Validator(array('attributeName' => new stdClass()));