From d186cce5118dce5f28ec4473d713a02b2cec5457 Mon Sep 17 00:00:00 2001
From: Kunal Mehta <legoktm@member.fsf.org>
Date: Wed, 24 Aug 2016 16:12:02 -0700
Subject: [PATCH] debug: Interpolate log messages

Change-Id: Ib61a50863022db796d69264bf738fb0b22f776e9
---
 includes/debug/MWDebug.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/includes/debug/MWDebug.php b/includes/debug/MWDebug.php
index 8acf04e0d2..8c019d87bb 100644
--- a/includes/debug/MWDebug.php
+++ b/includes/debug/MWDebug.php
@@ -20,6 +20,8 @@
  * @file
  */
 
+use MediaWiki\Logger\LegacyLogger;
+
 /**
  * New debugger system that outputs a toolbar on page view.
  *
@@ -334,6 +336,7 @@ class MWDebug {
 				if ( isset( $context['seconds_elapsed'] ) && isset( $context['memory_used'] ) ) {
 					$prefix .= "{$context['seconds_elapsed']} {$context['memory_used']}  ";
 				}
+				$str = LegacyLogger::interpolate( $str, $context );
 				$str = $prefix . $str;
 			}
 			self::$debug[] = rtrim( UtfNormal\Validator::cleanUp( $str ) );
-- 
2.20.1