Add rubocop auto-corrections

app/controllers/conversations_controller.rb

+# frozen_string_literal: true
+
 # this controller handles conversations
 class ConversationsController < ApplicationController
   before_action :set_conversation, only: %w[show create new]

app/controllers/users/registrations_controller.rb

 # frozen_string_literal: true
 
 # inherits from Devise::RegistrationsController and allows registration with username param
-class Users::RegistrationsController < Devise::RegistrationsController
-  before_action :configure_sign_up_params, only: [:create]
-  before_action :configure_account_update_params, only: [:update]
+module Users
+  class RegistrationsController < Devise::RegistrationsController
+    before_action :configure_sign_up_params, only: [:create]
+    before_action :configure_account_update_params, only: [:update]
 
-  # GET /resource/sign_up
-  # def new
-  #   super
-  # end
+    # GET /resource/sign_up
+    # def new
+    #   super
+    # end
 
-  # POST /resource
-  # def create
-  #   super
-  # end
+    # POST /resource
+    # def create
+    #   super
+    # end
 
-  # GET /resource/edit
-  # def edit
-  #   super
-  # end
+    # GET /resource/edit
+    # def edit
+    #   super
+    # end
 
-  # PUT /resource
-  # def update
-  # self.resource = resource_class.to_adapter.get!(send(:"current_#{resource_name}").to_key)
-  # prev_unconfirmed_email = resource.unconfirmed_email if resource.respond_to?(:unconfirmed_email)
+    # PUT /resource
+    # def update
+    # self.resource = resource_class.to_adapter.get!(send(:"current_#{resource_name}").to_key)
+    # prev_unconfirmed_email = resource.unconfirmed_email if resource.respond_to?(:unconfirmed_email)
 
-  # resource_updated = update_resource(resource, account_update_params)
-  # yield resource if block_given?
-  # if resource_updated
-  #   set_flash_message_for_update(resource, prev_unconfirmed_email)
-  #   bypass_sign_in resource, scope: resource_name if sign_in_after_change_password?
+    # resource_updated = update_resource(resource, account_update_params)
+    # yield resource if block_given?
+    # if resource_updated
+    #   set_flash_message_for_update(resource, prev_unconfirmed_email)
+    #   bypass_sign_in resource, scope: resource_name if sign_in_after_change_password?
 
-  #   respond_with resource, location: after_update_path_for(resource)
-  # else
-  #   clean_up_passwords resource
-  #   set_minimum_password_length
-  #   respond_with resource
-  # end
-  # end
+    #   respond_with resource, location: after_update_path_for(resource)
+    # else
+    #   clean_up_passwords resource
+    #   set_minimum_password_length
+    #   respond_with resource
+    # end
+    # end
 
-  # DELETE /resource
-  # def destroy
-  #   super
-  # end
+    # DELETE /resource
+    # def destroy
+    #   super
+    # end
 
-  # GET /resource/cancel
-  # Forces the session data which is usually expired after sign
-  # in to be expired now. This is useful if the user wants to
-  # cancel oauth signing in/up in the middle of the process,
-  # removing all OAuth session data.
-  # def cancel
-  #   super
-  # end
+    # GET /resource/cancel
+    # Forces the session data which is usually expired after sign
+    # in to be expired now. This is useful if the user wants to
+    # cancel oauth signing in/up in the middle of the process,
+    # removing all OAuth session data.
+    # def cancel
+    #   super
+    # end
 
-  protected
+    protected
 
-  # If you have extra params to permit, append them to the sanitizer.
-  def configure_sign_up_params
-    devise_parameter_sanitizer.permit(:sign_up, keys: [:username])
-  end
+    # If you have extra params to permit, append them to the sanitizer.
+    def configure_sign_up_params
+      devise_parameter_sanitizer.permit(:sign_up, keys: [:username])
+    end
 
-  # If you have extra params to permit, append them to the sanitizer.
-  def configure_account_update_params
-    devise_parameter_sanitizer.permit(:account_update, keys: %i[username avatar])
-  end
+    # If you have extra params to permit, append them to the sanitizer.
+    def configure_account_update_params
+      devise_parameter_sanitizer.permit(:account_update, keys: %i[username avatar])
+    end
 
-  def after_update_path_for(resource)
-    sign_in_after_change_password? ? user_path(resource) : new_session_path(resource_name)
-  end
+    def after_update_path_for(resource)
+      sign_in_after_change_password? ? user_path(resource) : new_session_path(resource_name)
+    end
 
-  # The path used after sign up.
-  # def after_sign_up_path_for(resource)
-  #   super(resource)
-  # end
+    # The path used after sign up.
+    # def after_sign_up_path_for(resource)
+    #   super(resource)
+    # end
 
-  # The path used after sign up for inactive accounts.
-  # def after_inactive_sign_up_path_for(resource)
-  #   super(resource)
-  # end
-  #
-  def update_resource(resource, params)
-    resource.update_without_password(params)
+    # The path used after sign up for inactive accounts.
+    # def after_inactive_sign_up_path_for(resource)
+    #   super(resource)
+    # end
+    #
+    def update_resource(resource, params)
+      resource.update_without_password(params)
+    end
   end
 end

app/controllers/users_controller.rb

+# frozen_string_literal: true
+
 class UsersController < ApplicationController
   before_action :set_user, only: %w[show update]
 

app/helpers/conversation_helper.rb

+# frozen_string_literal: true
+
 module ConversationHelper
 end

app/helpers/users_helper.rb

+# frozen_string_literal: true
+
 module UsersHelper
   def own_profile?(user)
     true if current_user == user

app/models/conversation.rb

+# frozen_string_literal: true
+
 class Conversation < ApplicationRecord
   validates :author, uniqueness: { scope: :receiver }
 

app/models/conversation_message.rb

+# frozen_string_literal: true
+
 class ConversationMessage < ApplicationRecord
   validates :content, presence: true
 

app/models/post.rb

@@ -6,7 +6,9 @@ class Post < ApplicationRecord
   validates :user, presence: true
   validates :content_text, presence: true
   validates :content_image, content_type: ['image/png', 'image/jpg', 'image/jpeg', 'image/svg']
-  validates :content_file, content_type: { in: ['application/pdf', 'application/xls', 'application/doc', 'application/docx'], message: "is not a valid MIME Type: PDF, XLS, DOC/X" }
+  validates :content_file,
+            content_type: { in: ['application/pdf', 'application/xls', 'application/doc', 'application/docx'],
+                            message: 'is not a valid MIME Type: PDF, XLS, DOC/X' }
 
   belongs_to :user
 

config/application.rb

@@ -4,7 +4,7 @@ require_relative 'boot'
 
 require 'rails/all'
 
-require "active_storage/engine"
+require 'active_storage/engine'
 # Require the gems listed in Gemfile, including any gems
 # you've limited to :test, :development, or :production.
 Bundler.require(*Rails.groups)

config/initializers/assets.rb

@@ -15,4 +15,4 @@ Rails.application.config.assets.paths << Rails.root.join('node_modules')
 # folder are already added.
 # Rails.application.config.assets.precompile += %w( admin.js admin.css )
 
-Rails.application.config.assets.paths << Rails.root.join('app', 'assets', 'fonts')
\ No newline at end of file
+Rails.application.config.assets.paths << Rails.root.join('app', 'assets', 'fonts')

test/controllers/users_controller_test.rb

+# frozen_string_literal: true
+
 require 'test_helper'
 
 class UsersControllerTest < ActionDispatch::IntegrationTest