planning

node_modules/dom-helpers/cjs/offsetParent.js

@@ -0,0 +1,27 @@
+"use strict";
+
+var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
+
+exports.__esModule = true;
+exports.default = offsetParent;
+
+var _css = _interopRequireDefault(require("./css"));
+
+var _ownerDocument = _interopRequireDefault(require("./ownerDocument"));
+
+var isHTMLElement = function isHTMLElement(e) {
+  return !!e && 'offsetParent' in e;
+};
+
+function offsetParent(node) {
+  var doc = (0, _ownerDocument.default)(node);
+  var parent = node && node.offsetParent;
+
+  while (isHTMLElement(parent) && parent.nodeName !== 'HTML' && (0, _css.default)(parent, 'position') === 'static') {
+    parent = parent.offsetParent;
+  }
+
+  return parent || doc.documentElement;
+}
+
+module.exports = exports["default"];