minor style fixes

lib/levelup.js

@@ -165,7 +165,6 @@ LevelUP.prototype.isClosed = function () {
 }
 
 function maybeError(db, options, callback) {
-
   if (!db._isOpening() && !db.isOpen()) {
     dispatchError(
         db
@@ -200,9 +199,10 @@ LevelUP.prototype.get = function (key_, options, callback) {
 
   callback = getCallback(options, callback)
 
-  if (maybeError(this, options, callback)) return
+  if (maybeError(this, options, callback))
+    return
 
-  if(key_ === null || key_ === undefined || 'function' !== typeof callback)
+  if (key_ === null || key_ === undefined || 'function' !== typeof callback)
     return readError(this
       , 'get() requires key and callback arguments', callback)
 
@@ -239,11 +239,12 @@ LevelUP.prototype.put = function (key_, value_, options, callback) {
 
   callback = getCallback(options, callback)
 
-  if(key_ === null || key_ === undefined
+  if (key_ === null || key_ === undefined
         || value_ === null || value_ === undefined)
     return writeError(this, 'put() requires key and value arguments', callback)
 
-  if(maybeError(this, options, callback)) return
+  if (maybeError(this, options, callback))
+    return
 
   options = getOptions(this, options)
   key     = this._codec.encodeKey(key_, options)
@@ -266,10 +267,11 @@ LevelUP.prototype.del = function (key_, options, callback) {
 
   callback = getCallback(options, callback)
 
-  if(key_ === null || key_ === undefined)
+  if (key_ === null || key_ === undefined)
     return writeError(this, 'del() requires a key argument', callback)
 
-  if(maybeError(this, options, callback)) return
+  if (maybeError(this, options, callback))
+    return
 
   options = getOptions(this, options)
   key     = this._codec.encodeKey(key_, options)
@@ -296,10 +298,11 @@ LevelUP.prototype.batch = function (arr_, options, callback) {
 
   callback = getCallback(options, callback)
 
-  if(!Array.isArray(arr_))
+  if (!Array.isArray(arr_))
     return writeError(this, 'batch() requires an array argument', callback)
 
-  if(maybeError(this, options, callback)) return
+  if (maybeError(this, options, callback))
+    return
 
   options  = getOptions(this, options)
   keyEnc   = options.keyEncoding
@@ -355,7 +358,7 @@ LevelUP.prototype.approximateSize = function (start_, end_, options, callback) {
 
   options = getOptions(options, callback)
 
-  if(start_ === null || start_ === undefined
+  if (start_ === null || start_ === undefined
         || end_ === null || end_ === undefined || 'function' !== typeof callback)
     return readError(this, 'approximateSize() requires start, end and callback arguments', callback)
 
@@ -416,12 +419,13 @@ LevelUP.prototype.createReadStream = function (options) {
 
   var stream = new ReadStream(options, makeData)
 
-  if(this.isOpen())
+  if (this.isOpen()) {
     stream.setIterator(self.db.iterator(options))
-  else
+  } else {
     this.once('ready', function () {
       stream.setIterator(self.db.iterator(options))
     })
+  }
 
   return stream
 }