update packages

1 files changed, 9 insertions, 2 deletions

diff --git a/node_modules/duplexify/index.js b/node_modules/duplexify/index.js
index a04f124fa..ad36962c5 100644
--- a/node_modules/duplexify/index.js
+++ b/node_modules/duplexify/index.js
@@ -3,16 +3,22 @@ var eos = require('end-of-stream')
 var inherits = require('inherits')
 var shift = require('stream-shift')
 
-var SIGNAL_FLUSH = new Buffer([0])
+var SIGNAL_FLUSH = (Buffer.from && Buffer.from !== Uint8Array.from)
+  ? Buffer.from([0])
+  : new Buffer([0])
 
 var onuncork = function(self, fn) {
   if (self._corked) self.once('uncork', fn)
   else fn()
 }
 
+var autoDestroy = function (self, err) {
+  if (self._autoDestroy) self.destroy(err)
+}
+
 var destroyer = function(self, end) {
   return function(err) {
-    if (err) self.destroy(err.message === 'premature close' ? null : err)
+    if (err) autoDestroy(self, err.message === 'premature close' ? null : err)
     else if (end && !self._ended) self.end()
   }
 }
@@ -37,6 +43,7 @@ var Duplexify = function(writable, readable, opts) {
   this._readable = null
   this._readable2 = null
 
+  this._autoDestroy = !opts || opts.autoDestroy !== false
   this._forwardDestroy = !opts || opts.destroy !== false
   this._forwardEnd = !opts || opts.end !== false
   this._corked = 1 // start corked