automatic rubocop updates

Gemfile

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 source 'https://rubygems.org'
 ruby '2.3.0'
 

Rakefile

@@ -1,4 +1,5 @@
 #!/usr/bin/env rake
+# frozen_string_literal: true
 # Add your own tasks in files placed in lib/tasks ending in .rake,
 # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
 

Vagrantfile

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # -*- mode: ruby -*-
 # vi: set ft=ruby :
 
@@ -31,7 +32,7 @@ sudo -u postgres psql -c "ALTER USER postgres WITH PASSWORD '3112';"
 
 SCRIPT
 
-VAGRANTFILE_API_VERSION = '2'.freeze
+VAGRANTFILE_API_VERSION = '2'
 
 Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
   config.vm.box = 'trusty64'

app/controllers/api/v1/deprecated_controller.rb

@@ -1,8 +1,9 @@
+# frozen_string_literal: true
 module Api
   module V1
     class DeprecatedController < ApplicationController
       def method_missing
-        render json: { error: "/api/v1 is deprecated! Please use /api/v2 instead." }
+        render json: { error: '/api/v1 is deprecated! Please use /api/v2 instead.' }
       end
     end
   end

app/controllers/api/v1/mappings_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Api
   module V1
     class MappingsController < DeprecatedController

app/controllers/api/v1/maps_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Api
   module V1
     class MapsController < DeprecatedController

app/controllers/api/v1/synapses_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Api
   module V1
     class SynapsesController < DeprecatedController

app/controllers/api/v1/tokens_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Api
   module V1
     class TokensController < DeprecatedController

app/controllers/api/v1/topics_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Api
   module V1
     class TopicsController < DeprecatedController

app/controllers/api/v2/mappings_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Api
   module V2
     class MappingsController < RestfulController

app/controllers/api/v2/maps_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Api
   module V2
     class MapsController < RestfulController

app/controllers/api/v2/restful_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Api
   module V2
     class RestfulController < ActionController::Base
@@ -101,9 +102,9 @@ module Api
         next_page = current_page < total_pages ? current_page + 1 : 0
 
         base_url = request.base_url + request.path
-        nxt = request.query_parameters.merge(page: next_page).map{|x| x.join('=')}.join('&')
+        nxt = request.query_parameters.merge(page: next_page).map { |x| x.join('=') }.join('&')
-        prev = request.query_parameters.merge(page: prev_page).map{|x| x.join('=')}.join('&')
+        prev = request.query_parameters.merge(page: prev_page).map { |x| x.join('=') }.join('&')
-        last = request.query_parameters.merge(page: total_pages).map{|x| x.join('=')}.join('&')
+        last = request.query_parameters.merge(page: total_pages).map { |x| x.join('=') }.join('&')
         response.headers['Link'] = [
           %(<#{base_url}?#{nxt}>; rel="next"),
           %(<#{base_url}?#{prev}>; rel="prev"),
@@ -163,7 +164,7 @@ module Api
             builder = builder.order(sort => direction)
           end
         end
-        return builder
+        builder
       end
 
       def visible_records

app/controllers/api/v2/sessions_controller.rb

@@ -1,9 +1,10 @@
+# frozen_string_literal: true
 module Api
   module V2
     class SessionsController < ApplicationController
       def create
         @user = User.find_by(email: params[:email])
-        if @user && @user.valid_password(params[:password])
+        if @user&.valid_password(params[:password])
           sign_in(@user)
           render json: @user
         else

app/controllers/api/v2/synapses_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Api
   module V2
     class SynapsesController < RestfulController

app/controllers/api/v2/tokens_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Api
   module V2
     class TokensController < RestfulController

app/controllers/api/v2/topics_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Api
   module V2
     class TopicsController < RestfulController

app/controllers/application_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class ApplicationController < ActionController::Base
   include ApplicationHelper
   include Pundit
@@ -60,10 +61,9 @@ class ApplicationController < ActionController::Base
   end
 
   def require_admin
-    unless authenticated? && admin?
+    return true if authenticated? && admin?
-      redirect_to root_url, notice: 'You need to be an admin for that.'
+    redirect_to root_url, notice: 'You need to be an admin for that.'
-      return false
+    false
-    end
   end
 
   def user

app/controllers/main_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class MainController < ApplicationController
   include TopicsHelper
   include MapsHelper
@@ -12,13 +13,13 @@ class MainController < ApplicationController
   def home
     @maps = policy_scope(Map).order('updated_at DESC').page(1).per(20)
     respond_to do |format|
-        format.html { 
+      format.html do
-          if !authenticated?
+        if !authenticated?
-            render 'main/home'
+          render 'main/home'
-          else 
+        else
-            render 'maps/activemaps'
+          render 'maps/activemaps'
-          end
+        end
-        }
+      end
     end
   end
 
@@ -163,8 +164,8 @@ class MainController < ApplicationController
       @synapses = []
     end
 
-    #limit to 5 results
+    # limit to 5 results
-    @synapses = @synapses.to_a.slice(0,5)
+    @synapses = @synapses.to_a.slice(0, 5)
 
     render json: autocomplete_synapse_array_json(@synapses)
   end

app/controllers/mappings_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class MappingsController < ApplicationController
   before_action :require_user, only: [:create, :update, :destroy]
   after_action :verify_authorized, except: :index

app/controllers/maps_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class MapsController < ApplicationController
   before_action :require_user, only: [:create, :update, :access, :star, :unstar, :screenshot, :events, :destroy]
   after_action :verify_authorized, except: [:activemaps, :featuredmaps, :mymaps, :sharedmaps, :starredmaps, :usermaps]
@@ -107,7 +108,7 @@ class MapsController < ApplicationController
 
   # GET maps/new
   def new
-    @map = Map.new(name: "Untitled Map", permission: "public", arranged: true)
+    @map = Map.new(name: 'Untitled Map', permission: 'public', arranged: true)
     authorize @map
 
     respond_to do |format|
@@ -305,9 +306,7 @@ class MapsController < ApplicationController
     @map = Map.find(params[:id])
     authorize @map
     star = Star.find_by_map_id_and_user_id(@map.id, current_user.id)
-    if not star
+    star = Star.create(map_id: @map.id, user_id: current_user.id) unless star
-      star = Star.create(map_id: @map.id, user_id: current_user.id)
-    end
 
     respond_to do |format|
       format.json do
@@ -321,9 +320,7 @@ class MapsController < ApplicationController
     @map = Map.find(params[:id])
     authorize @map
     star = Star.find_by_map_id_and_user_id(@map.id, current_user.id)
-    if star
+    star&.delete
-      star.delete
-    end
 
     respond_to do |format|
       format.json do

app/controllers/messages_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class MessagesController < ApplicationController
   before_action :require_user, except: [:show]
   after_action :verify_authorized

app/controllers/metacode_sets_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class MetacodeSetsController < ApplicationController
   before_action :require_admin
 

app/controllers/synapses_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class SynapsesController < ApplicationController
   include TopicsHelper
 

app/controllers/topics_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class TopicsController < ApplicationController
   include TopicsHelper
 

app/controllers/users/passwords_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Users::PasswordsController < Devise::PasswordsController
   protected
 
@@ -5,7 +6,7 @@ class Users::PasswordsController < Devise::PasswordsController
     signed_in_root_path(resource)
   end
 
-  def after_sending_reset_password_instructions_path_for(resource_name)
+  def after_sending_reset_password_instructions_path_for(_resource_name)
     new_user_session_path if is_navigational_format?
   end
 end

app/controllers/users/registrations_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Users::RegistrationsController < Devise::RegistrationsController
   before_action :configure_sign_up_params, only: [:create]
   before_action :configure_account_update_params, only: [:update]

app/controllers/users_controller.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class UsersController < ApplicationController
   before_action :require_user, only: [:edit, :update, :updatemetacodes]
 

app/helpers/application_helper.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module ApplicationHelper
   def get_metacodeset
     @m = current_user.settings.metacodes

app/helpers/content_helper.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module ContentHelper
   def resource_name
     :user

app/helpers/devise_helper.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module DeviseHelper
   def devise_error_messages!
     resource.errors.to_a[0]

app/helpers/in_metacode_sets_helper.rb

@@ -1,2 +1,3 @@
+# frozen_string_literal: true
 module InMetacodeSetsHelper
 end

app/helpers/main_helper.rb

@@ -1,2 +1,3 @@
+# frozen_string_literal: true
 module MainHelper
 end

app/helpers/mapping_helper.rb

@@ -1,2 +1,3 @@
+# frozen_string_literal: true
 module MappingHelper
 end

app/helpers/maps_helper.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module MapsHelper
   ## this one is for building our custom JSON autocomplete format for typeahead
   def autocomplete_map_array_json(maps)
@@ -16,7 +17,7 @@ module MapsHelper
 
       contributorTip = ''
       firstContributorImage = 'https://s3.amazonaws.com/metamaps-assets/site/user.png'
-      if m.contributors.count > 0
+      if m.contributors.count.positive?
         firstContributorImage = m.contributors[0].image.url(:thirtytwo)
         m.contributors.each_with_index do |c, _index|
           userImage = c.image.url(:thirtytwo)

app/helpers/metacode_sets_helper.rb

@@ -1,2 +1,3 @@
+# frozen_string_literal: true
 module MetacodeSetsHelper
 end

app/helpers/metacodes_helper.rb

@@ -1,2 +1,3 @@
+# frozen_string_literal: true
 module MetacodesHelper
 end

app/helpers/synapses_helper.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module SynapsesHelper
   ## this one is for building our custom JSON autocomplete format for typeahead
   def autocomplete_synapse_generic_json(unique)

app/helpers/topics_helper.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module TopicsHelper
   ## this one is for building our custom JSON autocomplete format for typeahead
   def autocomplete_array_json(topics)
@@ -7,7 +8,7 @@ module TopicsHelper
       topic['id'] = t.id
       topic['label'] = t.name
       topic['value'] = t.name
-      topic['description'] = t.desc ? t.desc.truncate(70) : '' # make this return matched results
+      topic['description'] = t.desc ? t.desc&.truncate(70) # make this return matched results
       topic['type'] = t.metacode.name
       topic['typeImageURL'] = t.metacode.icon
       topic['permission'] = t.permission
@@ -34,7 +35,7 @@ module TopicsHelper
     # add the node to the array
     array.push(node)
 
-    return array if count == 0
+    return array if count.zero?
 
     count -= 1
 

app/helpers/users_helper.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module UsersHelper
   # build custom json autocomplete for typeahead
   def autocomplete_user_array_json(users)

app/mailers/application_mailer.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class ApplicationMailer < ActionMailer::Base
   default from: 'team@metamaps.cc'
   layout 'mailer'

app/mailers/map_mailer.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class MapMailer < ApplicationMailer
   default from: 'team@metamaps.cc'
 

app/models/application_record.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class ApplicationRecord < ActiveRecord::Base
   self.abstract_class = true
 end

app/models/concerns/routing.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Routing
   extend ActiveSupport::Concern
   include Rails.application.routes.url_helpers

app/models/event.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Event < ApplicationRecord
   KINDS = %w(user_present_on_map conversation_started_on_map topic_added_to_map synapse_added_to_map).freeze
 

app/models/events/conversation_started_on_map.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Events::ConversationStartedOnMap < Event
   # after_create :notify_users!
 

app/models/events/new_mapping.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Events::NewMapping < Event
   # after_create :notify_users!
 

app/models/events/user_present_on_map.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Events::UserPresentOnMap < Event
   # after_create :notify_users!
 

app/models/in_metacode_set.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class InMetacodeSet < ApplicationRecord
   belongs_to :metacode, class_name: 'Metacode', foreign_key: 'metacode_id'
   belongs_to :metacode_set, class_name: 'MetacodeSet', foreign_key: 'metacode_set_id'

app/models/map.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Map < ApplicationRecord
   belongs_to :user
 
@@ -19,7 +20,7 @@ class Map < ApplicationRecord
     thumb: ['188x126#', :png]
     #:full => ['940x630#', :png]
   },
-  default_url: 'https://s3.amazonaws.com/metamaps-assets/site/missing-map-white.png'
+                                 default_url: 'https://s3.amazonaws.com/metamaps-assets/site/missing-map-white.png'
 
   validates :name, presence: true
   validates :arranged, inclusion: { in: [true, false] }

app/models/mapping.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Mapping < ApplicationRecord
   scope :topicmapping, -> { where(mappable_type: :Topic) }
   scope :synapsemapping, -> { where(mappable_type: :Synapse) }

app/models/message.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Message < ApplicationRecord
   belongs_to :user
   belongs_to :resource, polymorphic: true

app/models/metacode.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Metacode < ApplicationRecord
   has_many :in_metacode_sets
   has_many :metacode_sets, through: :in_metacode_sets

app/models/metacode_set.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class MetacodeSet < ApplicationRecord
   belongs_to :user
   has_many :in_metacode_sets

app/models/permitted_params.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class PermittedParams < Struct.new(:params)
   %w(map synapse topic mapping token).each do |kind|
     define_method(kind) do

app/models/star.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Star < ActiveRecord::Base
   belongs_to :user
   belongs_to :map

app/models/synapse.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Synapse < ApplicationRecord
   belongs_to :user
   belongs_to :defer_to_map, class_name: 'Map', foreign_key: 'defer_to_map_id'
@@ -44,10 +45,7 @@ class Synapse < ApplicationRecord
   # :nocov:
   def calculated_permission
     if defer_to_map
-      defer_to_map.permission
+      defer_to_map&.permission
-    else
-      permission
-    end
   end
   # :nocov:
 

app/models/token.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Token < ApplicationRecord
   belongs_to :user
 

app/models/topic.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Topic < ApplicationRecord
   include TopicsHelper
 
@@ -74,10 +75,7 @@ class Topic < ApplicationRecord
 
   def calculated_permission
     if defer_to_map
-      defer_to_map.permission
+      defer_to_map&.permission
-    else
-      permission
-    end
   end
 
   def as_json(_options = {})

app/models/user.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require 'open-uri'
 
 class User < ApplicationRecord
@@ -41,7 +42,7 @@ class User < ApplicationRecord
                             default_url: 'https://s3.amazonaws.com/metamaps-assets/site/user.png'
 
   # Validate the attached image is image/jpg, image/png, etc
-  validates_attachment_content_type :image, content_type: %r(\Aimage/.*\Z)
+  validates_attachment_content_type :image, content_type: %r{\Aimage/.*\Z}
 
   # override default as_json
   def as_json(_options = {})
@@ -80,7 +81,7 @@ class User < ApplicationRecord
   end
 
   def starred_map?(map)
-    return self.stars.where(map_id: map.id).exists?
+    stars.where(map_id: map.id).exists?
   end
 
   def settings

app/models/user_map.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class UserMap < ApplicationRecord
   belongs_to :map
   belongs_to :user

app/models/user_preference.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class UserPreference
   attr_accessor :metacodes
 
@@ -9,7 +10,7 @@ class UserPreference
         array.push(metacode.id.to_s) if metacode
       rescue ActiveRecord::StatementInvalid
         if m == 'Action'
-          Rails.logger.warn("TODO: remove this travis workaround in user_preference.rb")
+          Rails.logger.warn('TODO: remove this travis workaround in user_preference.rb')
         end
       end
     end

app/models/webhook.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Webhook < ApplicationRecord
   belongs_to :hookable, polymorphic: true
 

app/models/webhooks/slack/base.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 Webhooks::Slack::Base = Struct.new(:event) do
   include Routing
 

app/models/webhooks/slack/conversation_started_on_map.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Webhooks::Slack::ConversationStartedOnMap < Webhooks::Slack::Base
   def text
     "There is a live conversation starting on map *#{event.map.name}*. #{view_map_on_metamaps('Join in!')}"

app/models/webhooks/slack/synapse_added_to_map.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Webhooks::Slack::SynapseAddedToMap < Webhooks::Slack::Base
   def text
     "\"*#{eventable.mappable.topic1.name}* #{eventable.mappable.desc || '->'} *#{eventable.mappable.topic2.name}*\" was added as a connection to the map *#{view_map_on_metamaps}*"

app/models/webhooks/slack/topic_added_to_map.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Webhooks::Slack::TopicAddedToMap < Webhooks::Slack::Base
   def text
     "New #{eventable.mappable.metacode.name} topic *#{eventable.mappable.name}* was added to the map *#{view_map_on_metamaps}*"

app/models/webhooks/slack/user_present_on_map.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Webhooks::Slack::UserPresentOnMap < Webhooks::Slack::Base
   def text
     "Mapper *#{event.user.name}* has joined the map *#{event.map.name}*. #{view_map_on_metamaps('Map with them')}"

app/policies/application_policy.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class ApplicationPolicy
   attr_reader :user, :record
 
@@ -39,7 +40,7 @@ class ApplicationPolicy
   # explicitly say they want to (E.g. seeing/editing/deleting private
   # maps - they should be able to, but not by accident)
   def admin_override
-    user && user.admin
+    user&.admin
   end
 
   def scope

app/policies/main_policy.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class MainPolicy < ApplicationPolicy
   def initialize(user, _record)
     @user = user

app/policies/map_policy.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class MapPolicy < ApplicationPolicy
   class Scope < Scope
     def resolve

app/policies/mapping_policy.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class MappingPolicy < ApplicationPolicy
   class Scope < Scope
     def resolve

app/policies/message_policy.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class MessagePolicy < ApplicationPolicy
   class Scope < Scope
     def resolve

app/policies/synapse_policy.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class SynapsePolicy < ApplicationPolicy
   class Scope < Scope
     def resolve

app/policies/token_policy.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class TokenPolicy < ApplicationPolicy
   class Scope < Scope
     def resolve

app/policies/topic_policy.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class TopicPolicy < ApplicationPolicy
   class Scope < Scope
     def resolve

app/serializers/api/v2/application_serializer.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Api
   module V2
     class ApplicationSerializer < ActiveModel::Serializer

app/serializers/api/v2/event_serializer.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Api
   module V2
     class EventSerializer < ApplicationSerializer

app/serializers/api/v2/map_serializer.rb

@@ -1,13 +1,14 @@
+# frozen_string_literal: true
 module Api
   module V2
     class MapSerializer < ApplicationSerializer
       attributes :id,
-        :name,
+                 :name,
-        :desc,
+                 :desc,
-        :permission,
+                 :permission,
-        :screenshot,
+                 :screenshot,
-        :created_at,
+                 :created_at,
-        :updated_at
+                 :updated_at
 
       def self.embeddable
         {
@@ -20,7 +21,7 @@ module Api
         }
       end
 
-      self.class_eval do
+      class_eval do
         embed_dat
       end
     end

app/serializers/api/v2/mapping_serializer.rb

@@ -1,11 +1,12 @@
+# frozen_string_literal: true
 module Api
   module V2
     class MappingSerializer < ApplicationSerializer
       attributes :id,
-        :created_at,
+                 :created_at,
-        :updated_at,
+                 :updated_at,
-        :mappable_id,
+                 :mappable_id,
-        :mappable_type
+                 :mappable_type
 
       attribute :xloc, if: -> { object.mappable_type == 'Topic' }
       attribute :yloc, if: -> { object.mappable_type == 'Topic' }
@@ -17,7 +18,7 @@ module Api
         }
       end
 
-      self.class_eval do
+      class_eval do
         embed_dat
       end
     end

app/serializers/api/v2/metacode_serializer.rb

@@ -1,11 +1,12 @@
+# frozen_string_literal: true
 module Api
   module V2
     class MetacodeSerializer < ApplicationSerializer
       attributes :id,
-        :name,
+                 :name,
-        :manual_icon,
+                 :manual_icon,
-        :color,
+                 :color,
-        :aws_icon
+                 :aws_icon
     end
   end
 end

app/serializers/api/v2/synapse_serializer.rb

@@ -1,12 +1,13 @@
+# frozen_string_literal: true
 module Api
   module V2
     class SynapseSerializer < ApplicationSerializer
       attributes :id,
-        :desc,
+                 :desc,
-        :category,
+                 :category,
-        :permission,
+                 :permission,
-        :created_at,
+                 :created_at,
-        :updated_at
+                 :updated_at
 
       def self.embeddable
         {
@@ -16,7 +17,7 @@ module Api
         }
       end
 
-      self.class_eval do
+      class_eval do
         embed_dat
       end
     end

app/serializers/api/v2/token_serializer.rb

@@ -1,10 +1,11 @@
+# frozen_string_literal: true
 module Api
   module V2
     class TokenSerializer < ApplicationSerializer
       attributes :id,
-        :token,
+                 :token,
-        :description,
+                 :description,
-        :created_at
+                 :created_at
     end
   end
 end

app/serializers/api/v2/topic_serializer.rb

@@ -1,13 +1,14 @@
+# frozen_string_literal: true
 module Api
   module V2
     class TopicSerializer < ApplicationSerializer
       attributes :id,
-        :name,
+                 :name,
-        :desc,
+                 :desc,
-        :link,
+                 :link,
-        :permission,
+                 :permission,
-        :created_at,
+                 :created_at,
-        :updated_at
+                 :updated_at
 
       def self.embeddable
         {
@@ -16,7 +17,7 @@ module Api
         }
       end
 
-      self.class_eval do
+      class_eval do
         embed_dat
       end
     end

app/serializers/api/v2/user_serializer.rb

@@ -1,11 +1,12 @@
+# frozen_string_literal: true
 module Api
   module V2
     class UserSerializer < ApplicationSerializer
       attributes :id,
-        :name,
+                 :name,
-        :avatar,
+                 :avatar,
-        :is_admin,
+                 :is_admin,
-        :generation
+                 :generation
 
       def avatar
         object.image.url(:sixtyfour)

app/serializers/api/v2/webhook_serializer.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 module Api
   module V2
     class WebhookSerializer < ApplicationSerializer

app/services/map_export_service.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class MapExportService < Struct.new(:user, :map)
   def json
     # marshal_dump turns OpenStruct into a Hash

app/services/perm.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class Perm
   # e.g. Perm::ISSIONS
   ISSIONS = [:commons, :public, :private].freeze

app/services/webhook_service.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 class WebhookService
   def self.publish!(webhook:, event:)
     return false unless webhook.event_types.include? event.kind

config.ru

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # This file is used by Rack-based servers to start the application.
 
 require ::File.expand_path('../config/environment', __FILE__)

config/application.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require_relative 'boot'
 
 require 'csv'

config/boot.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 require 'rubygems'
 require 'rails/commands/server'
 

config/environment.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # Load the Rails application.
 require_relative 'application'
 

config/environments/development.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 Metamaps::Application.configure do
   # Settings specified here will take precedence over those in config/application.rb
 

config/environments/production.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 Rails.application.configure do
   # Settings specified here will take precedence over those in config/application.rb
 

config/environments/test.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 Metamaps::Application.configure do
   # Settings specified here will take precedence over those in config/application.rb
 

config/initializers/access_codes.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 $codes = []
 if ActiveRecord::Base.connection.data_source_exists? 'users'
   $codes = ActiveRecord::Base.connection.execute('SELECT code FROM users').map { |user| user['code'] }

config/initializers/active_model_serializers.rb

@@ -1 +1,2 @@
+# frozen_string_literal: true
 ActiveModelSerializers.config.adapter = :json

config/initializers/application_controller_renderer.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # Be sure to restart your server when you modify this file.
 
 # ApplicationController.renderer.defaults.merge!(

config/initializers/assets.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # Be sure to restart your server when you modify this file.
 
 # Version of your assets, change this if you want to expire all your assets.
@@ -9,4 +10,4 @@ Rails.application.config.assets.quiet = true
 
 # Precompile additional assets.
 # application.js, application.css, and all non-JS/CSS in app/assets folder are already added.
-Rails.application.config.assets.precompile += %w( webpacked/metamaps.bundle.js )
+Rails.application.config.assets.precompile += %w(webpacked/metamaps.bundle.js)

config/initializers/backtrace_silencers.rb

@@ -1,3 +1,4 @@
+# frozen_string_literal: true
 # Be sure to restart your server when you modify this file.
 
 # You can add backtrace silencers for libraries that you're using but don't wish to see in your backtraces.