Modernize syntax and bump devDependencies (Level/community#98)

.airtap.yml

@@ -4,3 +4,4 @@ providers:
 browsers:
   - name: chromium
   - name: firefox
+  - name: webkit

.github/dependabot.yml

@@ -6,7 +6,3 @@ updates:
       interval: monthly
     ignore:
       - dependency-name: dependency-check
-      # Pinned for browser compat
-      - dependency-name: uuid
-      - dependency-name: airtap
-      - dependency-name: standard

README.md

@@ -44,11 +44,11 @@ Use this package to avoid having to explicitly install `leveldown` or `level-js`
 **If you are upgrading:** please see [`UPGRADING.md`](UPGRADING.md).
 
 ```js
-var level = require('level')
+const level = require('level')
 
 // 1) Create our database, supply location and options.
 //    This will create or open the underlying store.
-var db = level('my-db')
+const db = level('my-db')
 
 // 2) Put a key & value
 db.put('name', 'Level', function (err) {

package.json

@@ -26,10 +26,9 @@
     "hallmark": "^3.0.0",
     "level-community": "^3.0.0",
     "nyc": "^15.0.0",
-    "pinkie": "^2.0.4",
-    "standard": "^15.0.0",
+    "standard": "^16.0.3",
     "tape": "^5.0.1",
-    "uuid": "^3.4.0",
+    "uuid": "^8.3.2",
     "verify-travis-appveyor": "^3.0.0"
   },
   "funding": {

test-browser.js

@@ -1,13 +1,8 @@
 'use strict'
 
-// Promise polyfill for IE and others.
-if (typeof Promise !== 'function') {
-  global.Promise = require('pinkie')
-}
-
-var test = require('tape')
-var uuid = require('uuid/v4')
-var level = require('.')
+const test = require('tape')
+const { v4: uuid } = require('uuid')
+const level = require('.')
 
 require('level-packager/abstract/base-test')(test, level)
 require('level-packager/abstract/db-values-test')(test, level)
@@ -19,7 +14,7 @@ function factory (opts) {
 test('level put', function (t) {
   t.plan(4)
 
-  var db = factory()
+  const db = factory()
 
   db.put('name', 'level', function (err) {
     t.ifError(err, 'no put error')
@@ -38,8 +33,8 @@ test('level put', function (t) {
 test('level Buffer value', function (t) {
   t.plan(5)
 
-  var db = factory({ valueEncoding: 'binary' })
-  var buf = Buffer.from('00ff', 'hex')
+  const db = factory({ valueEncoding: 'binary' })
+  const buf = Buffer.from('00ff', 'hex')
 
   db.put('binary', buf, function (err) {
     t.ifError(err, 'no put error')
@@ -57,13 +52,8 @@ test('level Buffer value', function (t) {
 })
 
 test('level Buffer key', function (t) {
-  var db = factory({ keyEncoding: 'binary' })
-  var key = Buffer.from('00ff', 'hex')
-
-  if (!db.supports.bufferKeys) {
-    t.pass('Environment does not support buffer keys')
-    return t.end()
-  }
+  const db = factory({ keyEncoding: 'binary' })
+  const key = Buffer.from('00ff', 'hex')
 
   db.put(key, 'value', function (err) {
     t.ifError(err, 'no put error')