src/vs/base/browser/ui/tree/indexTreeModel.ts/IndexTreeModel/expandTo
class IndexTreeModel:	expandTo(location: number[]): void {
		this.eventBufferer.bufferEvents(() => {
			let node = this.getTreeNode(location);

			while (node.parent) {
				node = node.parent;
				location = location.slice(0, location.length - 1);

				if (node.collapsed) {
					this._setCollapseState(location, { collapsed: false, recursive: false });
				}
			}
		});
	}