# `@lerna/check-working-tree` > Check git working tree status and error appropriately ## Usage ```js const checkWorkingTree = require("@lerna/check-working-tree"); // values listed here are their defaults const options = { cwd: process.cwd(), }; (async () => { try { await checkWorkingTree(options); } catch (err) { console.error(err.message); // "Working tree has uncommitted changes, ..." } })(); ``` Install [lerna](https://www.npmjs.com/package/lerna) for access to the `lerna` CLI.