fix(status_list): Guard against missing ref (#4353)

7 years ago · 696bcff6bf
parent f52ce92f2b
commit 696bcff6bf
1 changed files with 12 additions and 10 deletions
--- a/app/javascript/mastodon/components/status_list.js
+++ b/app/javascript/mastodon/components/status_list.js
@ -31,6 +31,7 @@ export default class StatusList extends ImmutablePureComponent {
  intersectionObserverWrapper = new IntersectionObserverWrapper();

  handleScroll = debounce(() => {
+    if (this.node) {
      const { scrollTop, scrollHeight, clientHeight } = this.node;
      const offset = scrollHeight - scrollTop - clientHeight;
      this._oldScrollPosition = scrollHeight - scrollTop;
@ -42,6 +43,7 @@ export default class StatusList extends ImmutablePureComponent {
      } else if (this.props.onScroll) {
        this.props.onScroll();
      }
+    }
  }, 200, {
    trailing: true,
  });