fix IE bug: .contains() only works for elements (not for document)

gblazex · gblazex · commit 6d4bee66e5e4 · 2016-02-20T22:50:44.000+01:00
IE bug: https://connect.microsoft.com/IE/feedback/details/780874/node-contains-i s-incorrect
diff --git a/SmoothScroll.js b/SmoothScroll.js
@@ -369,7 +369,7 @@ function keydown(event) {
                   (event.shiftKey && event.keyCode !== key.spacebar);
     
     // our own tracked active element could've been removed from the DOM
-    if (!document.contains(activeElement)) {
+    if (!document.body.contains(activeElement)) {
         activeElement = document.activeElement;
     }
 

Original file line number	Diff line number	Diff line change
`@@ -369,7 +369,7 @@ function keydown(event) {`
`369`	`369`	`(event.shiftKey && event.keyCode !== key.spacebar);`
`370`	`370`
`371`	`371`	`// our own tracked active element could've been removed from the DOM`
`372`		`- if (!document.contains(activeElement)) {`
	`372`	`+ if (!document.body.contains(activeElement)) {`
`373`	`373`	`activeElement = document.activeElement;`
`374`	`374`	`}`
`375`	`375`