Method createAddonTree

lib/broccoli/ember-app.js:869–884

(type, outputDir, options)

   * @method @createAddonTree
   */
  createAddonTree(type, outputDir, options) {
    let addonBundles = this._addonBundles(type, options);

    let tree = mergeTrees(
      addonBundles.map(({ tree }) => tree),
      {
        overwrite: true,
        annotation: `TreeMerger (${type})`,
      }
    );

    return new Funnel(tree, {
      destDir: outputDir,
      annotation: `Funnel: ${outputDir} ${type}`,
    });
  }

  addonTree() {
    if (!this._cachedAddonTree) {