lib/sidekiq/logstash.rb in sidekiq-logstash-1.1.0 vs lib/sidekiq/logstash.rb in sidekiq-logstash-1.2.0

@@ -1,22 +1,27 @@
+# frozen_string_literal: true
+
 require 'sidekiq/logstash/configuration'
 require 'sidekiq/logstash/version'
 require 'sidekiq/middleware/server/logstash_logging'
 require 'sidekiq/logging/logstash_formatter'
 require 'sidekiq/logging/argument_filter'
 require 'sidekiq/logstash_job_logger'
 
 module Sidekiq
+  # Main level module for Sidekiq::Logstash.
+  # Provides integration between Sidekiq and Logstash by changing the way
+  # Sidekiq jobs are logged.
   module Logstash
     def self.configuration
       @configuration ||= Configuration.new
     end
 
     def self.configure
       yield(configuration)
     end
 
-    def self.setup(opts = {})
+    def self.setup(_opts = {})
       # Calls Sidekiq.configure_server to inject logics
       Sidekiq.configure_server do |config|
         # Remove default Sidekiq error_handler that logs errors
         config.error_handlers.delete_if { |h| h.is_a?(Sidekiq::ExceptionHandler::Logger) }