after standard --fix

buster.js

@@ -1,7 +1,7 @@
 var config = module.exports
 
 config['unit'] = {
-    environment: 'node'
-  , tests: [ 'test/*-test.js' ]
-  , libs: [ 'test/common.js' ]
-}
+  environment: 'node',
+  tests: [ 'test/*-test.js' ],
+  libs: [ 'test/common.js' ]
+}

lib/batch.js

@@ -4,11 +4,11 @@
  * <https://github.com/level/levelup/blob/master/LICENSE.md>
  */
 
-var util          = require('./util')
-  , WriteError    = require('level-errors').WriteError
+var util = require('./util'),
+  WriteError = require('level-errors').WriteError,
 
-  , getOptions    = util.getOptions
-  , dispatchError = util.dispatchError
+  getOptions = util.getOptions,
+  dispatchError = util.dispatchError
 
 function Batch (levelup, codec) {
   this._levelup = levelup
@@ -21,15 +21,15 @@ function Batch (levelup, codec) {
 Batch.prototype.put = function (key_, value_, options) {
   options = getOptions(options)
 
-  var key   = this._codec.encodeKey(key_, options)
-    , value = this._codec.encodeValue(value_, options)
+  var key = this._codec.encodeKey(key_, options),
+    value = this._codec.encodeValue(value_, options)
 
   try {
     this.batch.put(key, value)
   } catch (e) {
     throw new WriteError(e)
   }
-  this.ops.push({ type : 'put', key : key, value : value })
+  this.ops.push({ type: 'put', key: key, value: value })
   this.length++
 
   return this
@@ -45,7 +45,7 @@ Batch.prototype.del = function (key_, options) {
   } catch (err) {
     throw new WriteError(err)
   }
-  this.ops.push({ type : 'del', key : key })
+  this.ops.push({ type: 'del', key: key })
   this.length++
 
   return this
@@ -64,16 +64,14 @@ Batch.prototype.clear = function () {
 }
 
 Batch.prototype.write = function (callback) {
-  var levelup = this._levelup
-    , ops     = this.ops
+  var levelup = this._levelup,
+    ops = this.ops
 
   try {
     this.batch.write(function (err) {
-      if (err)
-        return dispatchError(levelup, new WriteError(err), callback)
+      if (err) { return dispatchError(levelup, new WriteError(err), callback) }
       levelup.emit('batch', ops)
-      if (callback)
-        callback()
+      if (callback) { callback() }
     })
   } catch (err) {
     throw new WriteError(err)

lib/leveldown.js

@@ -1,13 +1,12 @@
-var LevelUPError   = require('level-errors').LevelUPError
-  , format         = require('util').format
-  , leveldown
+var LevelUPError = require('level-errors').LevelUPError,
+  format = require('util').format,
+  leveldown
 
 function getLevelDOWN () {
-  if (leveldown)
-    return leveldown
+  if (leveldown) { return leveldown }
 
-  var requiredVersion  = require('../package.json').devDependencies.leveldown
-    , leveldownVersion
+  var requiredVersion = require('../package.json').devDependencies.leveldown,
+    leveldownVersion
 
   try {
     leveldownVersion = require('leveldown/package.json').version
@@ -17,11 +16,11 @@ function getLevelDOWN () {
 
   if (!require('semver').satisfies(leveldownVersion, requiredVersion)) {
     throw new LevelUPError(
-        'Installed version of LevelDOWN ('
-      + leveldownVersion
-      + ') does not match required version ('
-      + requiredVersion
-      + ')'
+        'Installed version of LevelDOWN (' +
+      leveldownVersion +
+      ') does not match required version (' +
+      requiredVersion +
+      ')'
     )
   }