Merge branch 'master' of github.com:simianhacker/bunyan-elasticsearch

Author: Thales Pinheiro

index.js

@@ -29,7 +29,7 @@ function ElasticsearchStream (options) {
   this._client = options.client || new elasticsearch.Client(options);
   this._type = options.type || 'logs';
   var indexPattern = options.indexPattern || '[logstash-]YYYY.MM.DD';
-  this._index = options.index || generateIndexName.bind(null, indexPattern); 
+  this._index = options.index || generateIndexName.bind(null, indexPattern);
   Writable.call(this, options);
 }
 
@@ -42,14 +42,13 @@ ElasticsearchStream.prototype._write = function (entry, encoding, callback) {
   var type = this._type;
 
   var d = domain.create();
-  d.on('error', function (err) { 
+  d.on('error', function (err) {
     console.log("Elasticsearch Error", err.stack);
   });
   d.run(function () {
     entry = JSON.parse(entry.toString('utf8'));
-    var env = process.env.NODE_ENV || 'development';
 
-    // Reassign these fields so them match what the default Kibana dashboard 
+    // Reassign these fields so them match what the default Kibana dashboard
     // expects to see.
     entry['@timestamp'] = entry.time;
     entry.level = levels[entry.level];