First typescript iteration

server/middlewares/validators/utils.ts

@@ -0,0 +1,21 @@
+import { inspect } from 'util'
+
+import { logger } from '../../helpers'
+
+function checkErrors (req, res, next, statusCode?) {
+  if (statusCode === undefined) statusCode = 400
+  const errors = req.validationErrors()
+
+  if (errors) {
+    logger.warn('Incorrect request parameters', { path: req.originalUrl, err: errors })
+    return res.status(statusCode).send('There have been validation errors: ' + inspect(errors))
+  }
+
+  return next()
+}
+
+// ---------------------------------------------------------------------------
+
+export {
+  checkErrors
+}