add popper.js

2017-08-15 18:07:14 -05:00
parent be755b33eb
commit e471076e7c
208 changed files with 27491 additions and 1 deletions
@@ -0,0 +1,23 @@
+export default function simulateScroll(
+  element,
+  { scrollTop, scrollLeft, delay }
+) {
+  const scrollingElement = element === document.body
+    ? document.scrollingElement || document.documentElement
+    : element;
+
+  const applyScroll = () => {
+    if (scrollTop !== undefined) {
+      scrollingElement.scrollTop = scrollTop;
+    }
+    if (scrollLeft !== undefined) {
+      scrollingElement.scrollLeft = scrollLeft;
+    }
+  };
+
+  if (delay !== undefined) {
+    setTimeout(applyScroll, delay);
+  } else {
+    applyScroll();
+  }
+}