chore: initalize _urlIntervalCheckId

2018-10-16 17:09:17 +01:00
parent c84c92663d
commit 9bae3e51d9
1 changed files with 1 additions and 1 deletions
--- a/packages/react-shared/src/components/nested_sidebar_menu.tsx
+++ b/packages/react-shared/src/components/nested_sidebar_menu.tsx
@@ -40,7 +40,7 @@ export class NestedSidebarMenu extends React.Component<NestedSidebarMenuProps, N
    public static defaultProps: Partial<NestedSidebarMenuProps> = {
        shouldReformatMenuItemNames: true,
    };
-    private _urlIntervalCheckId: number;
+    private _urlIntervalCheckId: number | undefined = undefined;
    constructor(props: NestedSidebarMenuProps) {
        super(props);
        this.state = {