Function batch

src/ParseServerRESTController.js:50–104

    if (path === '/batch') {
      const batch = transactionRetries => {
        let initialPromise = Promise.resolve();
        if (data.transaction === true) {
          initialPromise = config.database.createTransactionalSession();
        }
        return initialPromise.then(() => {
          const promises = data.requests.map(request => {
            return handleRequest(request.method, request.path, request.body, options, config).then(
              response => {
                if (options.returnStatus) {
                  const status = response._status;
                  const headers = response._headers;
                  delete response._status;
                  delete response._headers;
                  return { success: response, _status: status, _headers: headers };
                }
                return { success: response };
              },
              error => {
                return {
                  error: { code: error.code, error: error.message },
                };
              }
            );
          });
          return Promise.all(promises)
            .then(result => {
              if (data.transaction === true) {
                if (result.find(resultItem => typeof resultItem.error === 'object')) {
                  return config.database.abortTransactionalSession().then(() => {
                    return Promise.reject(result);
                  });
                } else {
                  return config.database.commitTransactionalSession().then(() => {
                    return result;
                  });
                }
              } else {
                return result;
              }
            })
            .catch(error => {
              if (
                error &&
                error.find(
                  errorItem => typeof errorItem.error === 'object' && errorItem.error.code === 251
                ) &&
                transactionRetries > 0
              ) {
                return batch(transactionRetries - 1);
              }
              throw error;
            });
        });
      };
      return batch(5);
    }