docs: function yamlFileGet(file, keyPath, options) {
    if (_.isPlainObject(keyPath) && arguments.length === 2) {
      options = keyPath;
      keyPath = undefined;
    }
    options = _.sanitize(options, {encoding: 'utf-8', default: ''});
    const content = yaml.safeLoad(read(file, _.pick(options, 'encoding')));
    const value = _extractValue(content, keyPath);
    return _.isUndefined(value) ? options.default : value;
  }