Fix Rubocop offences (#2630)

* disable Bundler/OrderedGems

* fix rubocop Lint/UselessAssignment

* fix rubocop Style/BlockDelimiters

* fix rubocop Style/AlignHash

* fix rubocop Style/AlignParameters, Style/EachWithObject

* fix rubocop Style/SpaceInLambdaLiteral

.rubocop.yml

@@ -77,6 +77,9 @@ Style/Lambda:
 Rails/HasAndBelongsToMany:
   Enabled: false
 
+Bundler/OrderedGems:
+  Enabled: false
+
 AllCops:
   TargetRubyVersion: 2.3
   Exclude:

app/controllers/auth/sessions_controller.rb

@@ -51,7 +51,7 @@ class Auth::SessionsController < Devise::SessionsController
   def valid_otp_attempt?(user)
     user.validate_and_consume_otp!(user_params[:otp_attempt]) ||
       user.invalidate_otp_backup_code!(user_params[:otp_attempt])
-  rescue OpenSSL::Cipher::CipherError => error
+  rescue OpenSSL::Cipher::CipherError => _error
     false
   end
 

app/controllers/concerns/localized.rb

@@ -17,9 +17,9 @@ module Localized
   end
 
   def default_locale
-    ENV.fetch('DEFAULT_LOCALE') {
+    ENV.fetch('DEFAULT_LOCALE') do
       user_supplied_locale || I18n.default_locale
-    }
+    end
   end
 
   def user_supplied_locale

app/models/account.rb

@@ -329,7 +329,7 @@ class Account < ApplicationRecord
     private
 
     def follow_mapping(query, field)
-      query.pluck(field).inject({}) { |mapping, id| mapping[id] = true; mapping }
+      query.pluck(field).each_with_object({}) { |id, mapping| mapping[id] = true }
     end
 
     def avatar_styles(file)

app/models/concerns/paginable.rb

@@ -4,7 +4,7 @@ module Paginable
   extend ActiveSupport::Concern
 
   included do
-    scope :paginate_by_max_id, -> (limit, max_id = nil, since_id = nil) {
+    scope :paginate_by_max_id, ->(limit, max_id = nil, since_id = nil) {
       query = order(arel_table[:id].desc).limit(limit)
       query = query.where(arel_table[:id].lt(max_id)) unless max_id.blank?
       query = query.where(arel_table[:id].gt(since_id)) unless since_id.blank?