fix(Modal): Update classes for fixed content detection (#600)

Class names changed in `4.0.0-alpha.6`: https://github.com/twbs/bootstrap/blob/v4.0.0-alpha.4/js/src/modal.js#L70 https://github.com/twbs/bootstrap/blob/v4.0.0-alpha.6/js/src/modal.js#L70
reactstrap · Sep 29, 2017 · 9b41e13 · 9b41e13
1 parent 0bac1f4
commit 9b41e13
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/utils.js b/src/utils.js
@@ -138,8 +138,8 @@ export function getOriginalBodyPadding() {
 
 export function conditionallyUpdateScrollbar() {
   const scrollbarWidth = getScrollbarWidth();
-  // https://github.com/twbs/bootstrap/blob/v4.0.0-alpha.4/js/src/modal.js#L420
-  const fixedContent = document.querySelectorAll('.navbar-fixed-top, .navbar-fixed-bottom, .is-fixed')[0];
+  // https://github.com/twbs/bootstrap/blob/v4.0.0-alpha.6/js/src/modal.js#L433
+  const fixedContent = document.querySelectorAll('.fixed-top, .fixed-bottom, .is-fixed, .sticky-top')[0];
   const bodyPadding = fixedContent ? parseInt(
     fixedContent.style.paddingRight || 0,
     10