overscroll/es/utils/dom/index.js

scroll

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

import { getOffset, getPosition } from './getOffset';
import getFromRange from './getFromRange';
import getClientSize from './getClientSize';
import getScrollSize from './getScrollSize';
import hasScrollBar from './hasScrollBar';
import contains from './contains';
import domData, { hasData } from './domData';

import getDocument from './getDocument';
import getWindow from './getWindow';
import getParent from './getParent';

export default (function (scope) {
  var target = scope.target,
      NOBUBBLE = scope.NOBUBBLE;

  var hasScrollBarFuncs = hasScrollBar(scope);
  var hasScrollY = hasScrollBarFuncs.hasScrollY,
      hasScrollX = hasScrollBarFuncs.hasScrollX;


  function getNearestScrollable(dom) {
    return target === dom || hasData(dom, NOBUBBLE) || hasScrollY(dom) || hasScrollX(dom) ? dom : getParent(dom, function (dom) {
      return target === dom || hasData(dom, NOBUBBLE) || hasScrollY(dom) || hasScrollX(dom);
    });
  }

  return _extends({
    domData: domData,
    contains: contains,
    getFromRange: getFromRange,
    getWindow: getWindow,
    getParent: getParent,
    getDocument: getDocument,
    getNearestScrollable: getNearestScrollable,
    getOffset: getOffset(scope),
    getPosition: getPosition(scope),
    getClientSize: getClientSize(scope),
    getScrollSize: getScrollSize(scope)
  }, hasScrollBarFuncs);
});