snakeCaseKeys and camelCaseKeys

keyCaseTansform.js

function snakeCaseKeys(obj) {
  const tr = obj => _.transform(obj, (result, value, key) => {
    result[_.snakeCase(key)] = _.isPlainObject(value) ? tr(value) : value
  });
  return tr(obj);
}

function camelCaseKeys(obj) {
  const tr = obj => _.transform(obj, (result, value, key) => {
    result[_.camelCase(key)] = _.isPlainObject(value) ? tr(value) : value
  });
  return tr(obj);
}