code: async function() {
        let {libraries} = await this.getProjectData();
        if (libraries instanceof Array && libraries.length) {
          return path.resolve(process.cwd(), libraries[0].path);
        }
        throw new qx.tool.cli.Utils.UserError("Cannot find library path - are you in the right directory?");
      }
docs: Returns the path to the current library. If the current directory contains several libraries,
  the first one found is returned.
  @throws {Error} Throws an error if no library can be found.
  @return {Promise(String)} A promise that resolves with the absolute path to the library