perf: use @fastify/busboy

lib/fetch/body.js

@@ -1,6 +1,6 @@
 'use strict'
 
-const Busboy = require('busboy')
+const Busboy = require('@fastify/busboy')
 const util = require('../core/util')
 const {
   ReadableStreamFrom,
@@ -385,9 +385,8 @@ function bodyMixinMethods (instance) {
         let busboy
 
         try {
-          busboy = Busboy({
-            headers,
-            defParamCharset: 'utf8'
+          busboy = new Busboy({
+            headers
           })
         } catch (err) {
           throw new DOMException(`${err}`, 'AbortError')
@@ -396,8 +395,7 @@ function bodyMixinMethods (instance) {
         busboy.on('field', (name, value) => {
           responseFormData.append(name, value)
         })
-        busboy.on('file', (name, value, info) => {
-          const { filename, encoding, mimeType } = info
+        busboy.on('file', (name, value, filename, encoding, mimeType) => {
           const chunks = []
 
           if (encoding === 'base64' || encoding.toLowerCase() === 'base64') {

package.json

@@ -131,6 +131,6 @@
     ]
   },
   "dependencies": {
-    "busboy": "^1.6.0"
+    "@fastify/busboy": "^1.2.1"
   }
 }

test/fetch/client-fetch.js

@@ -259,7 +259,7 @@ test('busboy emit error', async (t) => {
   const formRaw = await tempRes.text()
 
   const server = createServer((req, res) => {
-    res.setHeader('content-type', 'multipart/form-data; boundary=wrongboundary')
+    res.setHeader('content-type', 'multipart/form-data')
     res.write(formRaw)
     res.end()
   })

test/node-fetch/utils/server.js

@@ -1,7 +1,7 @@
 const http = require('http')
 const zlib = require('zlib')
 const { once } = require('events')
-const newBusboy = require('busboy')
+const Busboy = require('@fastify/busboy')
 
 module.exports = class TestServer {
   constructor () {
@@ -435,7 +435,7 @@ module.exports = class TestServer {
     if (p === '/multipart') {
       res.statusCode = 200
       res.setHeader('Content-Type', 'application/json')
-      const busboy = newBusboy({ headers: request.headers })
+      const busboy = new Busboy({ headers: request.headers })
       let body = ''
       busboy.on('file', async (fieldName, file, fileName) => {
         body += `${fieldName}=${fileName}`

test/utils/formdata.js

@@ -1,4 +1,4 @@
-const busboy = require('busboy')
+const Busboy = require('@fastify/busboy')
 
 function parseFormDataString (
   body,
@@ -9,7 +9,7 @@ function parseFormDataString (
     fields: []
   }
 
-  const bb = busboy({
+  const bb = new Busboy({
     headers: {
       'content-type': contentType
     }