获取事件冒泡路径，兼容 IE11，Edge，Chrome，Firefox，Safari

/**
 * 获取事件冒泡路径，兼容 IE11，Edge，Chrome，Firefox，Safari
 * 目前使用的地方：JVxeTable Span模式
 */
export function getEventPath(event) {
  let target = event.target
  let path = (event.composedPath && event.composedPath()) || event.path

  if (path != null) {
    return (path.indexOf(window) < 0) ? path.concat(window) : path
  }

  if (target === window) {
    return [window]
  }

  let getParents = (node, memo) => {
    const parentNode = node.parentNode

    if (!parentNode) {
      return memo
    } else {
      return getParents(parentNode, memo.concat(parentNode))
    }
  }
  return [target].concat(getParents(target, []), window)
}