chore: update travis and dependencies

.travis.yml

@@ -1,9 +1,8 @@
 language: node_js
 sudo: false
 node_js:
-  - "0.10"
-  - "0.12"
-  - "4"
-  - "5"
+  - "6"
+  - "8"
+  - "9"
 after_success:
   - CODECLIMATE_REPO_TOKEN=b57723fafcf0516f275d6b380cd506fd082ea88d86507eb82c8abd489b9b9a09 node ./node_modules/.bin/codeclimate-test-reporter < coverage/lcov.info

package.json

@@ -32,9 +32,9 @@
     "codeclimate-test-reporter": "^0.4.0",
     "ioredis": "^3.0.0",
     "istanbul": "^0.4.3",
-    "json-stable-stringify": "^1.0.0",
-    "mocha": "^3.0.0",
-    "snazzy": "^6.0.0",
-    "standard": "^9.0.2"
+    "safe-stable-stringify": "^1.0.0",
+    "mocha": "^5.0.0",
+    "snazzy": "^7.0.0",
+    "standard": "^11.0.0"
   }
 }

test/index.js

@@ -111,7 +111,7 @@ describe('redis-commands', function () {
         expect(index('sort', ['key', 'BY', 'hash:*->field'], {
           parseExternalKey: true
         })).to.eql([0, [2, 6]])
-        expect(index('sort', ['key', 'BY', 'hash:*->field', 'LIMIT', 2, 3, 'GET', new Buffer('gk'), 'GET', '#', 'Get', 'gh->f*', 'DESC', 'ALPHA', 'STORE', 'store'], {
+        expect(index('sort', ['key', 'BY', 'hash:*->field', 'LIMIT', 2, 3, 'GET', Buffer.from('gk'), 'GET', '#', 'Get', 'gh->f*', 'DESC', 'ALPHA', 'STORE', 'store'], {
           parseExternalKey: true
         })).to.eql([0, [2, 6], [7, 2], [11, 2], 15])
       })

tools/build.js

@@ -1,6 +1,6 @@
 var fs = require('fs')
 var path = require('path')
-var stringify = require('json-stable-stringify')
+var stringify = require('safe-stable-stringify')
 var commandPath = path.join(__dirname, '..', 'commands.json')
 var redisCommands = require('../')
 
@@ -54,9 +54,9 @@ redis.command().then(function (res) {
     throw new Error('Not all commands (\'' + movableKeys.join('\', \'') + '\') with the "movablekeys" flag are handled in the code')
   }
 
-  // Use json-stable-stringify instead fo JSON.stringify
+  // Use safe-stable-stringify instead fo JSON.stringify
   // for easier diffing
   var content = stringify(commands, { space: '  ' })
 
-  fs.writeFile(commandPath, content)
+  fs.writeFileSync(commandPath, content)
 })