diff options
Diffstat (limited to 'js/App.js')
-rw-r--r-- | js/App.js | 11 |
1 files changed, 6 insertions, 5 deletions
@@ -688,15 +688,16 @@ const App = { checkBrowserFeatures: function() { let errorMsg = ""; - ['MutationObserver'].forEach(function(wf) { - if (!(wf in window)) { - errorMsg = `Browser feature check failed: <code>window.${wf}</code> not found.`; + ['MutationObserver', 'requestIdleCallback'].forEach((t) => { + if (!(t in window)) { + errorMsg = `Browser check failed: <code>window.${t}</code> not found.`; throw new Error(errorMsg); } }); - if (errorMsg) { - this.Error.fatal(errorMsg, {info: navigator.userAgent}); + if (typeof Promise.allSettled == "undefined") { + errorMsg = `Browser check failed: <code>Promise.allSettled</code> is not defined.`; + throw new Error(errorMsg); } return errorMsg == ""; |