Fix incorrect return type documentation for Parser::getRevisionUser()

Change-Id: I2ad51797d841e4cc2a433a27bbaa07b5a2f9a62c

1 files changed, 5 insertions, 2 deletions

diff --git a/includes/parser/Parser.php b/includes/parser/Parser.php
index 19c91773207d..a3773794e131 100644
--- a/includes/parser/Parser.php
+++ b/includes/parser/Parser.php
@@ -5822,9 +5822,9 @@ class Parser {
 	/**
 	 * Get the name of the user that edited the last revision
 	 *
-	 * @return string User name
+	 * @return string|null User name
 	 */
-	public function getRevisionUser() {
+	public function getRevisionUser(): ?string {
 		if ( $this->mRevisionUser === null ) {
 			$revObject = $this->getRevisionObject();
 
@@ -5834,6 +5834,9 @@ class Parser {
 				$this->mRevisionUser = $revObject->getUserText();
 			} elseif ( $this->ot['wiki'] || $this->mOptions->getIsPreview() ) {
 				$this->mRevisionUser = $this->getUser()->getName();
+			} else {
+				# Note that we fall through here with
+				# $this->mRevisionUser still null
 			}
 		}
 		return $this->mRevisionUser;