Readable stream v3 (#105)

* fix(package): update readable-stream to version 3.1.0

Closes #101

* No longer need to emit close in _destroy()

level-ws.js

@@ -90,16 +90,8 @@ WriteStream.prototype._final = function (cb) {
 }
 
 WriteStream.prototype._destroy = function (err, cb) {
-  var self = this
-
   this._buffer = null
   cb(err)
-
-  // TODO when the next readable-stream (mirroring node v10) is out:
-  // remove this. Since nodejs/node#19836, streams always emit close.
-  process.nextTick(function () {
-    self.emit('close')
-  })
 }
 
 module.exports = WriteStream

package.json

@@ -15,7 +15,7 @@
   "main": "level-ws.js",
   "dependencies": {
     "inherits": "^2.0.3",
-    "readable-stream": "^2.2.8",
+    "readable-stream": "^3.1.0",
     "xtend": "^4.0.1"
   },
   "devDependencies": {