Show parser output for diffs unless extension aborts

It was backwards.

Bug: T139433
Change-Id: Ie370da9d77e1d7608e2d5492f9d34094af233d0b

diff --git a/includes/diff/DifferenceEngine.php b/includes/diff/DifferenceEngine.php
index c5e94c5..deeb405 100644 (file)
--- a/includes/diff/DifferenceEngine.php
+++ b/includes/diff/DifferenceEngine.php
@@ -638,7 +638,7 @@ class DifferenceEngine extends ContextSource {
                                # WikiPage::getParserOutput() should not return false, but just in case
                                if ( $parserOutput ) {
                                        // Allow extensions to change parser output here
-                                       if ( !Hooks::run( 'DifferenceEngineRenderRevisionAddParserOutput', [ $this, $out, $parserOutput, $wikiPage ] ) ) {
+                                       if ( Hooks::run( 'DifferenceEngineRenderRevisionAddParserOutput', [ $this, $out, $parserOutput, $wikiPage ] ) ) {
                                                $out->addParserOutput( $parserOutput );
                                        }
                                }