Avoid bad scrollbar replacement into width values (#30690)

twbs · Apr 29, 2020 · 85c4788 · 85c4788
1 parent ed2caa5
commit 85c4788
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/js/src/modal.js b/js/src/modal.js
@@ -442,8 +442,9 @@ class Modal {
   }
 
   _checkScrollbar() {
-    const rect = document.body.getBoundingClientRect()
-    this._isBodyOverflowing = rect.left + rect.right < window.innerWidth
+    const { left, right } = document.body.getBoundingClientRect()
+
+    this._isBodyOverflowing = Math.floor(left + right) < window.innerWidth
     this._scrollbarWidth = this._getScrollbarWidth()
   }