update

node_modules/body-parser/lib/read.js

@@ -11,13 +11,13 @@
  * @private
  */
 
-var createError = require('http-errors')
-var getBody = require('raw-body')
-var iconv = require('iconv-lite')
-var onFinished = require('on-finished')
-var zlib = require('node:zlib')
-var hasBody = require('type-is').hasBody
-var { getCharset } = require('./utils')
+const createError = require('http-errors')
+const getBody = require('raw-body')
+const iconv = require('iconv-lite')
+const onFinished = require('on-finished')
+const zlib = require('node:zlib')
+const hasBody = require('type-is').hasBody
+const { getCharset } = require('./utils')
 
 /**
  * Module exports.
@@ -63,7 +63,7 @@ function read (req, res, next, parse, debug, options) {
     return
   }
 
-  var encoding = null
+  let encoding = null
   if (options?.skipCharset !== true) {
     encoding = getCharset(req) || options.defaultCharset
 
@@ -78,12 +78,12 @@ function read (req, res, next, parse, debug, options) {
     }
   }
 
-  var length
-  var opts = options
-  var stream
+  let length
+  const opts = options
+  let stream
 
   // read options
-  var verify = opts.verify
+  const verify = opts.verify
 
   try {
     // get the content stream
@@ -112,7 +112,7 @@ function read (req, res, next, parse, debug, options) {
   debug('read body')
   getBody(stream, opts, function (error, body) {
     if (error) {
-      var _error
+      let _error
 
       if (error.type === 'encoding.unsupported') {
         // echo back charset
@@ -153,7 +153,7 @@ function read (req, res, next, parse, debug, options) {
     }
 
     // parse
-    var str = body
+    let str = body
     try {
       debug('parse body')
       str = typeof body !== 'string' && encoding !== null
@@ -182,8 +182,8 @@ function read (req, res, next, parse, debug, options) {
  * @private
  */
 function contentstream (req, debug, inflate) {
-  var encoding = (req.headers['content-encoding'] || 'identity').toLowerCase()
-  var length = req.headers['content-length']
+  const encoding = (req.headers['content-encoding'] || 'identity').toLowerCase()
+  const length = req.headers['content-length']
 
   debug('content-encoding "%s"', encoding)
 
@@ -199,7 +199,7 @@ function contentstream (req, debug, inflate) {
     return req
   }
 
-  var stream = createDecompressionStream(encoding, debug)
+  const stream = createDecompressionStream(encoding, debug)
   req.pipe(stream)
   return stream
 }