Convert classes to use Babel syntax

website/src/libs/api-v3/errors.js

@@ -1,8 +1,6 @@
-'use strict';
-
 // Base class for custom application errors
 // It extends Error and capture the stack trace
-class CustomError extends Error {
+export class CustomError extends Error {
   constructor () {
     super();
     Error.captureStackTrace(this, this.constructor);
@@ -11,7 +9,7 @@ class CustomError extends Error {
 
 // NotAuthorized error with a 401 http error code
 // used when a request is not authorized
-class NotAuthorized extends CustomError {
+export class NotAuthorized extends CustomError {
   constructor (customMessage) {
     super();
     this.name = this.constructor.name;
@@ -23,7 +21,7 @@ class NotAuthorized extends CustomError {
 // BadRequest error with a 400 http error code
 // used for requests not formatted correctly
 // TODO use for validation errors too?
-class BadRequest extends CustomError {
+export class BadRequest extends CustomError {
   constructor (customMessage) {
     super();
     this.name = this.constructor.name;
@@ -34,7 +32,7 @@ class BadRequest extends CustomError {
 
 // InternalError error with a 500 http error code
 // used when an unexpected, internal server error is thrown
-class InternalServerError extends CustomError {
+export class InternalServerError extends CustomError {
   constructor (customMessage) {
     super();
     this.name = this.constructor.name;
@@ -42,10 +40,3 @@ class InternalServerError extends CustomError {
     this.message = customMessage || 'Internal server error.';
   }
 }
-
-module.exports = {
-  CustomError,
-  NotAuthorized,
-  BadRequest,
-  InternalServerError
-};

website/src/libs/api-v3/logger.js

@@ -1,13 +1,10 @@
-'use strict';
-
 // Logger utility
 // TODO remove winston-mail and winston-newrelic if not used
-let winston = require('winston');
+import winston from 'winston';
-let nconf = require('nconf');
+import nconf from 'nconf';
 
-// TODO use const?
 // TODO move isProd to a single location
-let isProd = nconf.get('NODE_ENV') === 'production';
+const isProd = nconf.get('NODE_ENV') === 'production';
 
 let logger = new winston.Logger();
 
@@ -19,4 +16,4 @@ if (isProd) {
     .add(winston.transports.Console);
 }
 
-module.exports = logger;
+export default logger;

website/src/middlewares/api-v3/errorHandler.js

@@ -1,20 +1,18 @@
-'use strict';
-
 // The error handler middleware that handles all errors
 // and respond to the client
-let logger = require('../../libs/api-v3/logger');
+import logger from '../../libs/api-v3/logger';
-let errors = require('../../libs/api-v3/errors');
+import {
-let CustomError = errors.CustomError;
+  CustomError,
-let InternalServerError = errors.InternalServerError;
+  InternalServerError,
+} from '../../libs/api-v3/errors';
 
-module.exports = function errorHandlerMiddleware (err, req, res, next) {
+export default function errorHandler (err, req, res, next) {
   // Log the original error with some metadata
   let stack = err.stack || err.message || err;
-
   logger.error(stack, {
     originalUrl: req.originalUrl,
     headers: req.headers,
-    body: req.body
+    body: req.body,
   });
 
   // In case of a CustomError class, use it's data

website/src/middlewares/api-v3/index.js

@@ -1,10 +1,9 @@
-'use strict';
-
 // This module is only used to attach middlewares to the express app
 
-let errorHandler = require('./errorHandler');
+import errorHandler from './errorHandler';
+
+export default function middleware (app) {
 
-module.exports = function attachMiddlewares (app) {
   // Error handler middleware, define as the last one
   app.use(errorHandler);
 };