Replace safe-buffer with buffer

Author: vweevers

memdown.js

@@ -1,11 +1,10 @@
 'use strict'
 
 const inherits = require('inherits')
-const AbstractLevelDOWN = require('abstract-leveldown').AbstractLevelDOWN
-const AbstractIterator = require('abstract-leveldown').AbstractIterator
+const { AbstractLevelDOWN, AbstractIterator } = require('abstract-leveldown')
 const ltgt = require('ltgt')
 const createRBT = require('functional-red-black-tree')
-const Buffer = require('safe-buffer').Buffer
+const { Buffer } = require('buffer')
 
 // In Node, use global.setImmediate. In the browser, use a consistent
 // microtask library to give consistent microtask experience to all browsers

package.json

@@ -29,11 +29,11 @@
   },
   "dependencies": {
     "abstract-leveldown": "^6.3.0",
+    "buffer": "^6.0.3",
     "functional-red-black-tree": "^1.0.1",
     "immediate": "^3.2.3",
     "inherits": "^2.0.1",
-    "ltgt": "^2.2.0",
-    "safe-buffer": "^5.2.0"
+    "ltgt": "^2.2.0"
   },
   "devDependencies": {
     "airtap": "^4.0.3",

test.js

@@ -5,7 +5,7 @@ const suite = require('abstract-leveldown/test')
 const concat = require('level-concat-iterator')
 const memdown = require('.')
 const ltgt = require('ltgt')
-const Buffer = require('safe-buffer').Buffer
+const { Buffer } = require('buffer')
 const noop = function () { }
 
 const testCommon = suite.common({