check for existence of focus method

pfitzseb · pfitzseb · commit 4092203ba986 · 2020-01-03T15:51:29.000+01:00
diff --git a/lib/editor/result-view.js b/lib/editor/result-view.js
@@ -115,7 +115,7 @@ export default class ResultView {
   }
 
   focusPrevious () {
-    if (this.previousFocus) {
+    if (this.previousFocus && this.previousFocus.focus) {
       this.previousFocus.focus()
     }
   }

Original file line number	Diff line number	Diff line change
`@@ -115,7 +115,7 @@ export default class ResultView {`
`115`	`115`	`}`
`116`	`116`
`117`	`117`	`focusPrevious () {`
`118`		`- if (this.previousFocus) {`
	`118`	`+ if (this.previousFocus && this.previousFocus.focus) {`
`119`	`119`	`this.previousFocus.focus()`
`120`	`120`	`}`
`121`	`121`	`}`