Make Language::hasVariant() more strict

[lhc/web/wiklou.git] / languages / LanguageConverter.php

diff --git a/languages/LanguageConverter.php b/languages/LanguageConverter.php
index ea26c64..21902af 100644 (file)
--- a/languages/LanguageConverter.php
+++ b/languages/LanguageConverter.php
@@ -212,9 +212,13 @@ class LanguageConverter {
        }
 
        /**
-        * Validate the variant
+        * Validate the variant and return an appropriate strict internal
+        * variant code if one exists.  Compare to Language::hasVariant()
+        * which does a strict test.
+        *
         * @param string|null $variant The variant to validate
-        * @return mixed Returns the variant if it is valid, null otherwise
+        * @return mixed Returns an equivalent valid variant code if possible,
+        *   null otherwise
         */
        public function validateVariant( $variant = null ) {
                if ( $variant === null ) {