Remove rubocop from Ruby test

Signed-off-by: Takuya Noguchi <takninnovationresearch@gmail.com>

.codeclimate.yml

@@ -9,11 +9,6 @@ engines:
       - ruby
   fixme:
     enabled: true
-  rubocop:
-    enabled: true
 exclude_paths:
-- spec/
-- lib/vendor/
-- go/vendor/
 - tmp/
 - coverage/

.rubocop.yml

-# Exclude some of GitLab files
-AllCops:
-  TargetRubyVersion: 2.3
-  Exclude:
-    - 'spec/**/*'
-    - 'vendor/**/*'
-    - 'tmp/**/*'
-    - 'bin/**/*'
-    - 'hooks/**/*'
-    - 'Guardfile'
-
-Layout/DotPosition:
-  Enabled: false
-
-Lint/AmbiguousBlockAssociation:
-  Enabled: false
-
-Metrics/LineLength:
-  Enabled: false
-
-Metrics/MethodLength:
-  Enabled: false
-
-Metrics/BlockLength:
-  Enabled: false
-
-Metrics/ParameterLists:
-  Enabled: false
-
-Metrics/AbcSize:
-  Enabled: false
-
-Metrics/CyclomaticComplexity:
-  Enabled: false
-
-Metrics/PerceivedComplexity:
-  Enabled: false
-
-Style/Documentation:
-  Enabled: false
-
-Style/StringLiterals:
-  Enabled: false
-
-Style/StringLiterals:
-  Enabled: false
-
-Style/GlobalVars:
-  Enabled: false
-
-Style/AccessorMethodName:
-  Enabled: false
-
-Style/GuardClause:
-  Enabled: false
-
-Style/RescueModifier:
-  Enabled: false
-
-Style/PercentLiteralDelimiters:
-  Enabled: false
-
-Style/IfUnlessModifier:
-  Enabled: false
-
-Style/RegexpLiteral:
-  Enabled: false
-
-Style/SpecialGlobalVars:
-  Enabled: false
-
-Style/FrozenStringLiteralComment:
-  Enabled: false

Gemfile

@@ -2,5 +2,4 @@ source 'https://rubygems.org'
 
 group :development, :test do
   gem 'rspec', '~> 3.8.0'
-  gem 'rubocop', '0.49.1', require: false
 end

Gemfile.lock

 GEM
   remote: https://rubygems.org/
   specs:
-    ast (2.4.0)
     diff-lcs (1.3)
-    parallel (1.12.1)
-    parser (2.5.1.2)
-      ast (~> 2.4.0)
-    powerpack (0.1.2)
-    rainbow (2.2.2)
-      rake
-    rake (12.3.3)
     rspec (3.8.0)
       rspec-core (~> 3.8.0)
       rspec-expectations (~> 3.8.0)
@@ -23,22 +15,12 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.8.0)
     rspec-support (3.8.0)
-    rubocop (0.49.1)
-      parallel (~> 1.10)
-      parser (>= 2.3.3.1, < 3.0)
-      powerpack (~> 0.1)
-      rainbow (>= 1.99.1, < 3.0)
-      ruby-progressbar (~> 1.7)
-      unicode-display_width (~> 1.0, >= 1.0.1)
-    ruby-progressbar (1.9.0)
-    unicode-display_width (1.4.0)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   rspec (~> 3.8.0)
-  rubocop (= 0.49.1)
 
 BUNDLED WITH
    2.1.4

Makefile

@@ -7,10 +7,7 @@ GOBUILD_FLAGS := -ldflags "-X main.Version=$(VERSION_STRING) -X main.BuildTime=$
 
 validate: verify test
 
-verify: verify_ruby verify_golang
-
-verify_ruby:
-	bundle exec rubocop
+verify: verify_golang
 
 verify_golang:
 	gofmt -s -l $(GO_SOURCES)

README.md

@@ -48,9 +48,8 @@ Run tests:
     bundle install
     make test
 
-Run gofmt and rubocop:
+Run gofmt:
 
-    bundle install
     make verify
 
 Run both test and verify (the default Makefile target):