docs: async function valueFromPackage({
    value,
    path,
  }: {
    value: string,
    path: ?string,
  }): Promise<string> {
    const packagePath = `${path || ''}package.json`;
    const packageValue = JSON.parse(await fs.readFile(packagePath, 'utf8'))[
      value
    ];
    if (typeof packageValue === 'undefined') {
      throw new Error(`No value "${value}" found in ${packagePath}`);
    }
    return packageValue;
  }