update packages

1 files changed, 12 insertions, 10 deletions

diff --git a/node_modules/pbkdf2/lib/async.js b/node_modules/pbkdf2/lib/async.js
index c0b91b9a8..b20da7c8b 100644
--- a/node_modules/pbkdf2/lib/async.js
+++ b/node_modules/pbkdf2/lib/async.js
@@ -37,6 +37,7 @@ function checkNative (algo) {
   checks[algo] = prom
   return prom
 }
+
 function browserPbkdf2 (password, salt, iterations, length, algo) {
   return subtle.importKey(
     'raw', password, {name: 'PBKDF2'}, false, ['deriveBits']
@@ -53,6 +54,7 @@ function browserPbkdf2 (password, salt, iterations, length, algo) {
     return Buffer.from(res)
   })
 }
+
 function resolvePromise (promise, callback) {
   promise.then(function (out) {
     process.nextTick(function () {
@@ -65,18 +67,14 @@ function resolvePromise (promise, callback) {
   })
 }
 module.exports = function (password, salt, iterations, keylen, digest, callback) {
-  if (!Buffer.isBuffer(password)) password = Buffer.from(password, defaultEncoding)
-  if (!Buffer.isBuffer(salt)) salt = Buffer.from(salt, defaultEncoding)
-
-  checkParameters(iterations, keylen)
   if (typeof digest === 'function') {
     callback = digest
     digest = undefined
   }
-  if (typeof callback !== 'function') throw new Error('No callback provided to pbkdf2')
 
   digest = digest || 'sha1'
   var algo = toBrowser[digest.toLowerCase()]
+
   if (!algo || typeof global.Promise !== 'function') {
     return process.nextTick(function () {
       var out
@@ -88,11 +86,15 @@ module.exports = function (password, salt, iterations, keylen, digest, callback)
       callback(null, out)
     })
   }
+
+  checkParameters(password, salt, iterations, keylen)
+  if (typeof callback !== 'function') throw new Error('No callback provided to pbkdf2')
+  if (!Buffer.isBuffer(password)) password = Buffer.from(password, defaultEncoding)
+  if (!Buffer.isBuffer(salt)) salt = Buffer.from(salt, defaultEncoding)
+
   resolvePromise(checkNative(algo).then(function (resp) {
-    if (resp) {
-      return browserPbkdf2(password, salt, iterations, keylen, algo)
-    } else {
-      return sync(password, salt, iterations, keylen, digest)
-    }
+    if (resp) return browserPbkdf2(password, salt, iterations, keylen, algo)
+
+    return sync(password, salt, iterations, keylen, digest)
   }), callback)
 }