Run rubocop -a

app/lib/activitypub/activity/emoji_react.rb

@@ -10,7 +10,7 @@ class ActivityPub::Activity::EmojiReact < ActivityPub::Activity
               @account.reacted?(original_status, name)
 
     custom_emoji = nil
-    if name =~ /^:.*:$/
+    if /^:.*:$/.match?(name)
       process_emoji_tags(@json['tag'])
 
       name.delete! ':'

app/lib/activitypub/activity/like.rb

@@ -22,7 +22,7 @@ class ActivityPub::Activity::Like < ActivityPub::Activity
     return false if name.nil?
 
     custom_emoji = nil
-    if name =~ /^:.*:$/
+    if /^:.*:$/.match?(name)
       process_emoji_tags(@json['tag'])
 
       name.delete! ':'

app/models/status_reaction.rb

@@ -1,4 +1,5 @@
 # frozen_string_literal: true
+
 # == Schema Information
 #
 # Table name: status_reactions

app/services/unreact_service.rb

@@ -4,20 +4,20 @@ class UnreactService < BaseService
   include Payloadable
 
   def call(account, status, emoji)
-      name, domain = emoji.split('@')
-      custom_emoji = CustomEmoji.find_by(shortcode: name, domain: domain)
-      reaction = StatusReaction.find_by(account: account, status: status, name: name, custom_emoji: custom_emoji)
-      return if reaction.nil?
+    name, domain = emoji.split('@')
+    custom_emoji = CustomEmoji.find_by(shortcode: name, domain: domain)
+    reaction = StatusReaction.find_by(account: account, status: status, name: name, custom_emoji: custom_emoji)
+    return if reaction.nil?
 
-      reaction.destroy!
+    reaction.destroy!
 
-      json = Oj.dump(serialize_payload(reaction, ActivityPub::UndoEmojiReactionSerializer))
-      if status.account.local?
-        ActivityPub::RawDistributionWorker.perform_async(json, status.account.id)
-      else
-        ActivityPub::DeliveryWorker.perform_async(json, reaction.account_id, status.account.inbox_url)
-      end
-
-      reaction
+    json = Oj.dump(serialize_payload(reaction, ActivityPub::UndoEmojiReactionSerializer))
+    if status.account.local?
+      ActivityPub::RawDistributionWorker.perform_async(json, status.account.id)
+    else
+      ActivityPub::DeliveryWorker.perform_async(json, reaction.account_id, status.account.inbox_url)
     end
+
+    reaction
+  end
 end

config/routes/api.rb

@@ -18,8 +18,8 @@ namespace :api, format: false do
 
         # foreign custom emojis are encoded as shortcode@domain.tld
         # the constraint prevents rails from interpreting the ".tld" as a filename extension
-        post '/react/:id', to: 'reactions#create', constraints: { id: /[^\/]+/ }
-        post '/unreact/:id', to: 'reactions#destroy', constraints: { id: /[^\/]+/ }
+        post '/react/:id', to: 'reactions#create', constraints: { id: %r{[^/]+} }
+        post '/unreact/:id', to: 'reactions#destroy', constraints: { id: %r{[^/]+} }
 
         resource :bookmark, only: :create
         post :unbookmark, to: 'bookmarks#destroy'

spec/fabricators/status_reaction_fabricator.rb

@@ -1,6 +1,6 @@
 Fabricator(:status_reaction) do
   account      nil
   status       nil
-  name         "MyString"
+  name         'MyString'
   custom_emoji nil
-end
+end