fixed dangling multipart stream

Author: pgte

src/utils/multipart.js

@@ -17,6 +17,7 @@ class Multipart extends Transform {
 
   _flush () {
     this.push(Buffer.from(PADDING + this._boundary + PADDING + NEW_LINE))
+    this.push(null)
   }
 
   _generateBoundary () {

src/utils/send-files-stream.js

@@ -37,6 +37,7 @@ module.exports = (send, path) => {
     }
 
     const multipart = new Multipart()
+
     const retStream = new Duplex({ objectMode: true })
 
     retStream._read = (n) => {}
@@ -106,6 +107,10 @@ module.exports = (send, path) => {
       progress: options.progress
     }
 
+    multipart.on('error', (err) => {
+      retStream.emit('error', err)
+    })
+
     request = send(args, (err, response) => {
       if (err) {
         return retStream.emit('error', err)