add rubocop, 4849 offenses

.rubocop.yml

@@ -0,0 +1,33 @@
+# Project setup:
+Rails:
+  Enabled: true
+AllCops:
+  Include:
+    - '**/Rakefile'
+    - '**/config.ru'
+  Exclude:
+    - 'db/**/*'
+
+# Cop configuration:
+
+# Bundler
+
+# Gemspec
+
+# Layout
+Layout/AccessModifierIndentation:
+  EnforcedStyle: outdent
+
+# Lint
+
+# Metrics
+
+# Naming
+
+# Performance
+
+# Rails
+
+# Security
+
+# Style

Gemfile

@@ -38,6 +38,7 @@ gem "mail"
 group :test, :development do
   gem "rspec-rails", "~> 3.6"
   gem "machinist"
+  gem "rubocop"
   gem "sqlite3"
   gem "faker"
 end

Gemfile.lock

@@ -41,6 +41,7 @@ GEM
       minitest (~> 5.1)
       tzinfo (~> 1.1)
     arel (8.0.0)
+    ast (2.4.0)
     bcrypt (3.1.11)
     builder (3.2.3)
     chunky_png (1.3.8)
@@ -82,6 +83,10 @@ GEM
     nokogiri (1.8.1)
       mini_portile2 (~> 2.3.0)
     oauth (0.5.3)
+    parallel (1.12.1)
+    parser (2.5.0.2)
+      ast (~> 2.4.0)
+    powerpack (0.1.1)
     rack (2.0.3)
     rack-test (0.6.3)
       rack (>= 1.0)
@@ -108,6 +113,7 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
+    rainbow (3.0.0)
     raindrops (0.18.0)
     rake (12.0.0)
     rotp (3.3.0)
@@ -130,8 +136,16 @@ GEM
       rspec-mocks (~> 3.6.0)
       rspec-support (~> 3.6.0)
     rspec-support (3.6.0)
+    rubocop (0.52.1)
+      parallel (~> 1.10)
+      parser (>= 2.4.0.2, < 3.0)
+      powerpack (~> 0.1)
+      rainbow (>= 2.2.2, < 4.0)
+      ruby-progressbar (~> 1.7)
+      unicode-display_width (~> 1.0, >= 1.0.1)
     ruby-enum (0.7.1)
       i18n
+    ruby-progressbar (1.9.0)
     scenic (1.4.0)
       activerecord (>= 4.0.0)
       railties (>= 4.0.0)
@@ -151,6 +165,7 @@ GEM
       thread_safe (~> 0.1)
     uglifier (3.2.0)
       execjs (>= 0.3.0, < 3)
+    unicode-display_width (1.3.0)
     unicorn (5.3.0)
       kgio (~> 2.6)
       raindrops (~> 0.7)
@@ -180,6 +195,7 @@ DEPENDENCIES
   rotp
   rqrcode
   rspec-rails (~> 3.6)
+  rubocop
   scenic
   scenic-mysql
   sqlite3

Rakefile

@@ -2,5 +2,8 @@
 # for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
 
 require File.expand_path('../config/application', __FILE__)
+require 'rubocop/rake_task'
+
+RuboCop::RakeTask.new
 
 Lobsters::Application.load_tasks