Handle Error in sendError method

lib/http-server/http-server.js

@@ -8,6 +8,7 @@ const fs = require('fs')
 const express = require('express')
 const helmet = require('helmet')
 const Logger = require('../logger')
+const errors = require('../errors');
 
 
 /**
@@ -117,12 +118,18 @@ class HttpServer {
   /**
    * Return an error response
    * @param {object} res - http response object
-   * @param {object} data - data object
+   * @param {string | Error} data - data object
+   * @param {number} [errorCode=400] - HTTP status code
    */
   static sendError(res, data, errorCode) {
     if (errorCode == null)
       errorCode = 400
 
+    if (data instanceof Error) {
+      Logger.error(data, 'API: Unhandled error')
+      data = errors.generic.GEN
+    }
+
     const ret = {
       status: 'error',
       error: data