Create "TvSubdivisionCode" rule

library/Exceptions/SubdivisionCode/TvSubdivisionCodeException.php

@@ -0,0 +1,31 @@
+<?php
+
+/*
+ * This file is part of Respect/Validation.
+ *
+ * (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
+ *
+ * For the full copyright and license information, please view the "LICENSE.md"
+ * file that was distributed with this source code.
+ */
+
+namespace Respect\Validation\Exceptions\SubdivisionCode;
+
+use Respect\Validation\Exceptions\SubdivisionCodeException;
+
+/**
+ * Exception class for Tuvalu subdivision code.
+ *
+ * ISO 3166-1 alpha-2: TV
+ */
+class TvSubdivisionCodeException extends SubdivisionCodeException
+{
+    public static $defaultTemplates = array(
+        self::MODE_DEFAULT => array(
+            self::STANDARD => '{{name}} must be a subdivision code of Tuvalu',
+        ),
+        self::MODE_NEGATIVE => array(
+            self::STANDARD => '{{name}} must not be a subdivision code of Tuvalu',
+        ),
+    );
+}

library/Rules/SubdivisionCode/TvSubdivisionCode.php

@@ -0,0 +1,37 @@
+<?php
+
+/*
+ * This file is part of Respect/Validation.
+ *
+ * (c) Alexandre Gomes Gaigalas <alexandre@gaigalas.net>
+ *
+ * For the full copyright and license information, please view the "LICENSE.md"
+ * file that was distributed with this source code.
+ */
+
+namespace Respect\Validation\Rules\SubdivisionCode;
+
+use Respect\Validation\Rules\AbstractSearcher;
+
+/**
+ * Validator for Tuvalu subdivision code.
+ *
+ * ISO 3166-1 alpha-2: TV
+ *
+ * @link http://www.geonames.org/TV/administrative-division-tuvalu.html
+ */
+class TvSubdivisionCode extends AbstractSearcher
+{
+    public $haystack = array(
+        'FUN', // Funafuti
+        'NIT', // Niutao
+        'NKF', // Nukufetau
+        'NKL', // Nukulaelae
+        'NMA', // Nanumea
+        'NMG', // Nanumanga
+        'NUI', // Nui
+        'VAI', // Vaitupu
+    );
+
+    public $compareIdentical = true;
+}