Add rubocop to our build. (#5004)

plugins/poll/lib/polls_updater.rb

@@ -101,7 +101,7 @@ module DiscoursePoll
         post.save_custom_fields(true)
 
         # publish the changes
-        MessageBus.publish("/polls/#{post.topic_id}", { post_id: post.id, polls: polls })
+        MessageBus.publish("/polls/#{post.topic_id}", post_id: post.id, polls: polls)
       end
     end
 

plugins/poll/lib/tasks/migrate_old_polls.rake

@@ -27,9 +27,9 @@ desc "Migrate old polls to new syntax"
 task "poll:migrate_old_polls" => :environment do
   # iterate over all polls
   PluginStoreRow.where(plugin_name: "poll")
-                .where("key LIKE 'poll_options_%'")
-                .pluck(:key)
-                .each do |poll_options_key|
+    .where("key LIKE 'poll_options_%'")
+    .pluck(:key)
+    .each do |poll_options_key|
     # extract the post_id
     post_id = poll_options_key["poll_options_".length..-1].to_i
     # load the post from the db
@@ -56,9 +56,9 @@ task "poll:migrate_old_polls" => :environment do
         options = post.custom_fields["polls"]["poll"]["options"]
         # iterate over all votes
         PluginStoreRow.where(plugin_name: "poll")
-                      .where("key LIKE 'poll_vote_#{post_id}_%'")
-                      .pluck(:key, :value)
-                      .each do |poll_vote_key, vote|
+          .where("key LIKE 'poll_vote_#{post_id}_%'")
+          .pluck(:key, :value)
+          .each do |poll_vote_key, vote|
           # extract the user_id
           user_id = poll_vote_key["poll_vote_#{post_id}_%".length..-1].to_i
           # find the selected option