From bdafb4becb1df20c459ad3d3fe4476d397b6c018 Mon Sep 17 00:00:00 2001
From: Luciano Baraglia <luciano.baraglia@gmail.com>
Date: Thu, 26 Dec 2013 02:43:35 -0300
Subject: [PATCH] Unique indexes rules for single columns into array

---
 extensions/yii/gii/generators/model/Generator.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/extensions/yii/gii/generators/model/Generator.php b/extensions/yii/gii/generators/model/Generator.php
index bcc2ea2..0a00610 100644
--- a/extensions/yii/gii/generators/model/Generator.php
+++ b/extensions/yii/gii/generators/model/Generator.php
@@ -255,7 +255,7 @@ class Generator extends \yii\gii\Generator
 			foreach ($uniqueIndexes as $indexName => $uniqueColumns) {
 				$attributesCount = count($uniqueColumns);
 				if ($attributesCount == 1) {
-					$rules[] = "['" . $uniqueColumns[0] . "', 'unique']";
+					$rules[] = "[['" . $uniqueColumns[0] . "'], 'unique']";
 				} elseif ($attributesCount > 1) {
 					$labels = array_intersect_key($this->generateLabels($table), array_flip($uniqueColumns));
 					$lastLabel = array_pop($labels);