From 82c262c0c580d8f917f16920dd25cbaa82087b13 Mon Sep 17 00:00:00 2001
From: samreid <reids@colorado.edu>
Date: Fri, 4 Oct 2019 08:05:02 -0600
Subject: [PATCH] grunt update, see
 https://github.com/phetsims/chipper/issues/541

---
 bumper_en.html      | 6 +++---
 js/bumper-config.js | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/bumper_en.html b/bumper_en.html
index a64ccbc..cb5c18d 100644
--- a/bumper_en.html
+++ b/bumper_en.html
@@ -29,9 +29,9 @@
   const brandMatch = location.search.match( /brand=([^&]+)/ );
   const brand = brandMatch ? decodeURIComponent( brandMatch[ 1 ] ) : 'adapted-from-phet';
 
-  // matches "cacheBust" at the start of the string, as well as directly after "?" or "&"
-  const cacheBust = /(^|\?|&)cacheBust/.test( location.search );
-  const queryAppend = cacheBust ? `?bust=${Date.now()}` : '';
+  // Cache busting is applied by default, but can be disabled via ?cacheBust=false, see initialize-globals.js
+  const isCacheBustDisabled = /(^|\?|&)cacheBust=false/.test( location.search );
+  const queryAppend = isCacheBustDisabled ? '' : `?bust=${Date.now()}`;
 
   // Preloads, with more included for phet-io brand
   let preloads = [
diff --git a/js/bumper-config.js b/js/bumper-config.js
index 46d721a..07b73ab 100644
--- a/js/bumper-config.js
+++ b/js/bumper-config.js
@@ -44,6 +44,6 @@ require.config( {
     TANDEM: '../../tandem/js'
   },
 
-  // optional cache bust to make browser refresh load all included scripts, can be enabled with ?cacheBust
+  // Cache busting is applied by default, but can be disabled via ?cacheBust=false, see initialize-globals.js
   urlArgs: phet.chipper.getCacheBustArgs()
 } );