/**
* Return a dummy header for later edition.
- * @return string A dummy header
+ *
+ * @return String: a dummy header
*/
private function poHeader() {
return '# SOME DESCRIPTIVE TITLE.
/**
* generate and write a file in .po format.
*
- * @param string $langcode Code of a language it will process.
- * @param array &$messages Array containing the various messages.
+ * @param $langcode String: code of a language it will process.
+ * @param $messages Array containing the various messages.
* @return string Filename where stuff got saved or false.
*/
private function generatePo( $langcode, $messages ) {