nexi/src/middleware/middlewares/api/error-handler.js

Nodejs rails-ish port

const ApiError = require('../../../exceptions/api-error')

const errorHandlerMiddleware = ({ reporter, logger, config }) => {
  // Assumes the shape of error looks like a NexiError.  ApiError reads from error and serializes safely with defaults.
  const errorHandler = (error, req, res, next) => {
    if (config.stage === 'development') {
      error.displayError = true
    }

    if (error.statusCode === 404) { return res.status(404).send(new ApiError(error).serialize())}

    if (error.validationError) {
      error.statusCode = 422
      const response = new ApiError(error)
      return res.status(422).send(response.serialize())
    }
    if (error.report !== false) {
      reporter.error(error, req);
    }

    const response = new ApiError(error)
    return res.status(response.statusCode).send(response.serialize())
  }
  return errorHandler
}

module.exports = errorHandlerMiddleware