cione-comp-lib/es/node_modules/echarts/lib/chart/tree/treeVisual.mjs

`$ yarn add cione-comp-lib` 或者 `$ npm i cione-comp-lib -S`

import { extend } from "../../../../zrender/lib/core/util.mjs";
function treeVisual(ecModel) {
  ecModel.eachSeriesByType("tree", function(seriesModel) {
    var data = seriesModel.getData();
    var tree = data.tree;
    tree.eachNode(function(node) {
      var model = node.getModel();
      var style = model.getModel("itemStyle").getItemStyle();
      var existsStyle = data.ensureUniqueItemVisual(node.dataIndex, "style");
      extend(existsStyle, style);
    });
  });
}
export { treeVisual as default };