text: /**
   * Copyright 2013-2014 Facebook, Inc.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   *
   * @providesModule getUnboundedScrollPosition
   * @typechecks
   */
  
  "use strict";
  
  /**
   * Gets the scroll position of the supplied element or window.
   *
   * The return values are unbounded, unlike `getScrollPosition`. This means they
   * may be negative or exceed the element boundaries (which is possible using
   * inertial scrolling).
   *
   * @param {DOMWindow|DOMElement} scrollable
   * @return {object} Map with `x` and `y` keys.
   */
  function getUnboundedScrollPosition(scrollable) {
    if (scrollable === window) {
      return {
        x: window.pageXOffset || document.documentElement.scrollLeft,
        y: window.pageYOffset || document.documentElement.scrollTop
      };
    }
    return {
      x: scrollable.scrollLeft,
      y: scrollable.scrollTop
    };
  }
  
  module.exports = getUnboundedScrollPosition;
  