From 0623497bcaa2095ad6bae70b4230669d4bc166c9 Mon Sep 17 00:00:00 2001
From: Dylan Cooke <dcooke@palantir.com>
Date: Tue, 15 Mar 2022 17:29:54 -0400
Subject: [PATCH] fix overflow list in popover

---
 packages/core/src/components/overflow-list/overflowList.tsx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/core/src/components/overflow-list/overflowList.tsx b/packages/core/src/components/overflow-list/overflowList.tsx
index cf46de776a..a42a1bf774 100644
--- a/packages/core/src/components/overflow-list/overflowList.tsx
+++ b/packages/core/src/components/overflow-list/overflowList.tsx
@@ -151,7 +151,7 @@ export class OverflowList<T> extends React.Component<OverflowListProps<T>, IOver
     /** A cache containing the widths of all elements being observed to detect growing/shrinking */
     private previousWidths = new Map<Element, number>();
 
-    private spacer: Element | null = null;
+    private spacer: HTMLElement | null = null;
 
     public componentDidMount() {
         this.repartition(false);
@@ -255,7 +255,7 @@ export class OverflowList<T> extends React.Component<OverflowListProps<T>, IOver
                 overflow: [],
                 visible: this.props.items,
             }));
-        } else if (this.spacer.getBoundingClientRect().width < 0.9) {
+        } else if (this.spacer.offsetWidth < 0.9) {
             // spacer has flex-shrink and width 1px so if it's much smaller then we know to shrink
             this.setState(state => {
                 if (state.visible.length <= this.props.minVisibleItems!) {