Require gem in Rakefile

Author: picandocodigo

Rakefile

@@ -132,6 +132,8 @@ end
 
 desc 'Server info'
 task :info do
+  require 'elasticsearch'
+
   client = Elasticsearch::Client.new(url: ENV['TEST_ES_SERVER'], api_key: ENV['ES_API_KEY'])
   info = client.info
   puts "Connected to Elasticsearch cluster #{info['cluster_name']}"