Handle 'limit' event when file is over fileSize

Author: Mateusz Mrowiec

lib/index.js

@@ -73,6 +73,11 @@ function processMultipart(options, req, res, next) {
     const buffers = [];
     let safeFileNameRegex = /[^\w-]/g;
 
+    file.on('limit', () => {
+      res.writeHead(413, {'Connection': 'close'});
+      res.end('File size limit has been reached');
+    });
+
     file.on('data', function(data) {
       buffers.push(data);