use RuboCop

.rubocop.yml

@@ -0,0 +1,13 @@
+AllCops:
+  Exclude:
+    - bin/*
+    - config/initializers/sorcery.rb
+    - db/schema.rb
+  RunRailsCops: true
+Metrics/LineLength:
+  Enabled: false
+require: rubocop-rspec
+Style/Documentation:
+  Enabled: false
+Style/SpaceInsideHashLiteralBraces:
+  EnforcedStyle: no_space

Gemfile

@@ -41,6 +41,8 @@ group :development do
   gem 'capistrano-rails', '~> 1.1'
   gem 'capistrano-rvm'
   gem 'capistrano-upload-config'
+  gem 'rubocop', require: false
+  gem 'rubocop-rspec'
   gem 'spring'
 end
 

Gemfile.lock

@@ -35,6 +35,9 @@ GEM
       tzinfo (~> 1.1)
     archive-tar-minitar (0.5.2)
     arel (5.0.1.20140414130214)
+    ast (2.0.0)
+    astrolabe (1.3.0)
+      parser (>= 2.2.0.pre.3, < 3.0)
     autotest-rails (4.2.1)
       ZenTest (~> 4.5)
     bcrypt (3.1.10)
@@ -163,9 +166,12 @@ GEM
       multi_json (~> 1.3)
       multi_xml (~> 0.5)
       rack (~> 1.2)
+    parser (2.2.0.2)
+      ast (>= 1.1, < 3.0)
     pg (0.18.1)
     polyamorous (1.1.0)
       activerecord (>= 3.0)
+    powerpack (0.1.0)
     pry (0.10.1)
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
@@ -202,6 +208,7 @@ GEM
       activesupport (= 4.1.9)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
+    rainbow (2.0.0)
     rake (10.4.2)
     ransack (1.6.3)
       actionpack (>= 3.0)
@@ -233,6 +240,14 @@ GEM
       rspec-mocks (~> 3.1.0)
       rspec-support (~> 3.1.0)
     rspec-support (3.1.2)
+    rubocop (0.29.1)
+      astrolabe (~> 1.3)
+      parser (>= 2.2.0.1, < 3.0)
+      powerpack (~> 0.1)
+      rainbow (>= 1.99.1, < 3.0)
+      ruby-progressbar (~> 1.4)
+    rubocop-rspec (1.2.1)
+    ruby-progressbar (1.7.1)
     rubytree (0.9.4)
       json (~> 1.8)
       structured_warnings (~> 0.1)
@@ -344,6 +359,8 @@ DEPENDENCIES
   ransack
   rspec-autotest
   rspec-rails (~> 3.1.0)
+  rubocop
+  rubocop-rspec
   rubytree
   sass-rails (~> 4.0.3)
   sdoc (~> 0.4.0)