Make Rubocop check for focused specs

.rubocop.yml

@@ -1,3 +1,6 @@
+require:
+  - rubocop/rspec/focused
+
 AllCops:
   Exclude:
     - "db/schema.rb"
@@ -614,6 +617,9 @@ Rails/Validation:
 Rails:
   Enabled: false
 
+RSpec/Focused:
+  Enabled: true
+
 Security/Eval:
   Enabled: false
 

Gemfile

@@ -135,6 +135,7 @@ group :development do
   gem 'rack-handlers'
   gem 'xray-rails'
   gem 'rubocop', require: false
+  gem 'rubocop-rspec-focused', require: false
   gem 'haml-lint'
   gem 'scss_lint', require: false
 end

Gemfile.lock

@@ -562,6 +562,8 @@ GEM
       rainbow (>= 1.99.1, < 3.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (~> 1.0, >= 1.0.1)
+    rubocop-rspec-focused (0.1.0)
+      rubocop (>= 0.37)
     ruby-progressbar (1.8.1)
     ruby_dep (1.5.0)
     ruby_parser (3.10.1)
@@ -754,6 +756,7 @@ DEPENDENCIES
   rspec-rails (~> 3.0)
   rspec_junit_formatter
   rubocop
+  rubocop-rspec-focused
   sass-rails (~> 5.0)
   scenic
   scss_lint