VietTH: Apply rubocop

.rubocop.yml

+AllCops:
+  Exclude:
+    - 'vendor/**/*'
+    - 'spec/**/*'
+  RunRailsCops: true
+  DisplayCopNames: true
+
+Style/AccessModifierIndentation:
+  Enabled: false
+
+Style/AccessorMethodName:
+  Enabled: false
+
+Style/Alias:
+  Enabled: false
+
+Style/AlignArray:
+  Enabled: false
+
+Style/AlignHash:
+  Enabled: false
+
+Style/AlignParameters:
+  Enabled: false
+
+Style/AndOr:
+  Enabled: true
+
+Style/ArrayJoin:
+  Enabled: false
+
+Style/AsciiComments:
+  Enabled: false
+
+Style/AsciiIdentifiers:
+  Enabled: false
+
+Style/Attr:
+  Enabled: false
+
+Style/BeginBlock:
+  Enabled: false
+
+Style/BarePercentLiterals:
+  Enabled: false
+
+Style/BlockComments:
+  Enabled: false
+
+Style/BlockEndNewline:
+  Enabled: false
+
+Style/BlockDelimiters:
+  Enabled: false
+
+Style/Blocks:
+  Enabled: false
+
+Style/BracesAroundHashParameters:
+  Enabled: false
+
+Style/CaseEquality:
+  Enabled: true
+
+Style/CaseIndentation:
+  Enabled: false
+
+Style/CharacterLiteral:
+  Enabled: false
+
+Style/ClassAndModuleCamelCase:
+  Enabled: false
+
+Style/ClassAndModuleChildren:
+  Enabled: false
+
+Style/ClassCheck:
+  Enabled: false
+
+Style/ClassMethods:
+  Enabled: false
+
+Style/ClassVars:
+  Enabled: false
+
+Style/ColonMethodCall:
+  Enabled: false
+
+Style/CommentAnnotation:
+  Enabled: false
+
+Style/CommentIndentation:
+  Enabled: false
+
+Style/ConstantName:
+  Enabled: false
+
+Style/DefWithParentheses:
+  Enabled: false
+
+Style/DeprecatedHashMethods:
+  Enabled: false
+
+Style/Documentation:
+  Enabled: false
+
+Style/DotPosition:
+  Enabled: false
+
+Style/DoubleNegation:
+  Enabled: false
+
+Style/EachWithObject:
+  Enabled: false
+
+Style/ElseAlignment:
+  Enabled: false
+
+Style/EmptyElse:
+  Enabled: false
+
+Style/EmptyLineBetweenDefs:
+  Enabled: false
+
+Style/EmptyLines:
+  Enabled: false
+
+Style/EmptyLinesAroundAccessModifier:
+  Enabled: false
+
+Style/EmptyLinesAroundBlockBody:
+  Enabled: false
+
+Style/EmptyLinesAroundClassBody:
+  Enabled: false
+
+Style/EmptyLinesAroundModuleBody:
+  Enabled: false
+
+Style/EmptyLinesAroundMethodBody:
+  Enabled: false
+
+Style/EmptyLiteral:
+  Enabled: false
+
+Style/EndBlock:
+  Enabled: false
+
+Style/EndOfLine:
+  Enabled: false
+
+Style/EvenOdd:
+  Enabled: false
+
+Style/FileName:
+  Enabled: false
+
+Style/FirstParameterIndentation:
+  Enabled: false
+
+Style/FlipFlop:
+  Enabled: false
+
+Style/For:
+  Enabled: false
+
+Style/FormatString:
+  Enabled: false
+
+Style/GlobalVars:
+  Enabled: true
+
+Style/GuardClause:
+  Enabled: false
+
+Style/HashSyntax:
+  Enabled: false
+
+Style/IfUnlessModifier:
+  Enabled: false
+
+Style/IfWithSemicolon:
+  Enabled: false
+
+Style/IndentationConsistency:
+  Enabled: false
+
+Style/IndentationWidth:
+  Enabled: false
+
+Style/IndentArray:
+  Enabled: false
+
+Style/IndentHash:
+  Enabled: false
+
+Style/InfiniteLoop:
+  Enabled: false
+
+Style/Lambda:
+  Enabled: false
+
+Style/LambdaCall:
+  Enabled: false
+
+Style/LeadingCommentSpace:
+  Enabled: false
+
+Style/LineEndConcatenation:
+  Enabled: false
+
+Style/MethodCallParentheses:
+  Enabled: false
+
+Style/MethodDefParentheses:
+  Enabled: false
+
+Style/MethodName:
+  Enabled: false
+
+Style/ModuleFunction:
+  Enabled: false
+
+Style/MultilineBlockChain:
+  Enabled: false
+
+Style/MultilineBlockLayout:
+  Enabled: false
+
+Style/MultilineIfThen:
+  Enabled: false
+
+Style/MultilineOperationIndentation:
+  Enabled: false
+
+Style/MultilineTernaryOperator:
+  Enabled: false
+
+Style/NegatedIf:
+  Enabled: false
+
+Style/NegatedWhile:
+  Enabled: false
+
+Style/NestedTernaryOperator:
+  Enabled: false
+
+Style/Next:
+  Enabled: false
+
+Style/NilComparison:
+  Enabled: false
+
+Style/NonNilCheck:
+  Enabled: false
+
+Style/Not:
+  Enabled: false
+
+Style/NumericLiterals:
+  Enabled: false
+
+Style/OneLineConditional:
+  Enabled: false
+
+Style/OpMethod:
+  Enabled: false
+
+Style/ParenthesesAroundCondition:
+  Enabled: false
+
+Style/PercentLiteralDelimiters:
+  Enabled: false
+
+Style/PercentQLiterals:
+  Enabled: false
+
+Style/PerlBackrefs:
+  Enabled: false
+
+Style/PredicateName:
+  Enabled: false
+
+Style/Proc:
+  Enabled: false
+
+Style/RaiseArgs:
+  Enabled: false
+
+Style/RedundantBegin:
+  Enabled: false
+
+Style/RedundantException:
+  Enabled: false
+
+Style/RedundantReturn:
+  Enabled: false
+
+Style/RedundantSelf:
+  Enabled: false
+
+Style/RegexpLiteral:
+  Enabled: false
+
+Style/RescueModifier:
+  Enabled: false
+
+Style/SelfAssignment:
+  Enabled: false
+
+Style/Semicolon:
+  Enabled: false
+
+Style/SignalException:
+  Enabled: false
+
+Style/SingleLineBlockParams:
+  Enabled: false
+
+Style/SingleLineMethods:
+  Enabled: false
+
+Style/SingleSpaceBeforeFirstArg:
+  Enabled: false
+
+Style/SpaceAfterColon:
+  Enabled: false
+
+Style/SpaceAfterComma:
+  Enabled: false
+
+Style/SpaceAfterControlKeyword:
+  Enabled: false
+
+Style/SpaceAfterMethodName:
+  Enabled: false
+
+Style/SpaceAfterNot:
+  Enabled: false
+
+Style/SpaceAfterSemicolon:
+  Enabled: false
+
+Style/SpaceBeforeBlockBraces:
+  Enabled: false
+
+Style/SpaceBeforeComma:
+  Enabled: false
+
+Style/SpaceBeforeComment:
+  Enabled: false
+
+Style/SpaceBeforeSemicolon:
+  Enabled: false
+
+Style/SpaceInsideBlockBraces:
+  Enabled: false
+
+Style/SpaceAroundBlockParameters:
+  Enabled: false
+
+Style/SpaceAroundEqualsInParameterDefault:
+  Enabled: false
+
+Style/SpaceAroundOperators:
+  Enabled: false
+
+Style/SpaceBeforeModifierKeyword:
+  Enabled: false
+
+Style/SpaceInsideBrackets:
+  Enabled: false
+
+Style/SpaceInsideHashLiteralBraces:
+  Enabled: false
+
+Style/SpaceInsideParens:
+  Enabled: false
+
+Style/SpaceInsideRangeLiteral:
+  Enabled: false
+
+Style/SpecialGlobalVars:
+  Enabled: false
+
+Style/StringLiterals:
+  Enabled: false
+
+Style/StringLiteralsInInterpolation:
+  Enabled: false
+
+Style/StructInheritance:
+  Enabled: false
+
+Style/SymbolProc:
+  Enabled: false
+
+Style/Tab:
+  Enabled: false
+
+Style/TrailingBlankLines:
+  Enabled: false
+
+Style/TrailingComma:
+  Enabled: false
+
+Style/TrailingWhitespace:
+  Enabled: false
+
+Style/TrivialAccessors:
+  Enabled: false
+
+Style/UnlessElse:
+  Enabled: false
+
+Style/UnneededCapitalW:
+  Enabled: false
+
+Style/UnneededPercentQ:
+  Enabled: false
+
+Style/UnneededPercentX:
+  Enabled: false
+
+Style/VariableInterpolation:
+  Enabled: false
+
+Style/VariableName:
+  Enabled: false
+
+Style/WhenThen:
+  Enabled: false
+
+Style/WhileUntilDo:
+  Enabled: false
+
+Style/WhileUntilModifier:
+  Enabled: false
+
+Style/WordArray:
+  Enabled: false
+
+Lint/DeprecatedClassMethods:
+  Enabled: false
+
+Lint/StringConversionInInterpolation:
+  Enabled: false
+
+Metrics/AbcSize:
+  Enabled: false
+
+Metrics/BlockNesting:
+  Enabled: false
+
+Metrics/ClassLength:
+  Enabled: false
+
+Metrics/CyclomaticComplexity:
+  Enabled: false
+
+Metrics/LineLength:
+  Enabled: false
+
+Metrics/MethodLength:
+  Enabled: false
+
+Metrics/ParameterLists:
+  Enabled: false
+
+Metrics/PerceivedComplexity:
+  Enabled: false
\ No newline at end of file

Gemfile

@@ -88,3 +88,5 @@ group :development do
   gem 'capistrano-rvm'
   gem 'capistrano3-unicorn'
 end
+
+gem 'rubocop', '~> 0.32.1'
\ No newline at end of file

Gemfile.lock

@@ -38,6 +38,9 @@ GEM
       tzinfo (~> 1.1)
     addressable (2.3.8)
     arel (6.0.0)
+    ast (2.0.0)
+    astrolabe (1.3.0)
+      parser (>= 2.2.0.pre.3, < 3.0)
     bcrypt (3.1.10)
     binding_of_caller (0.7.2)
       debug_inspector (>= 0.0.1)
@@ -160,6 +163,9 @@ GEM
     nokogiri (1.6.6.2)
       mini_portile (~> 0.6.0)
     orm_adapter (0.5.0)
+    parser (2.2.2.6)
+      ast (>= 1.1, < 3.0)
+    powerpack (0.1.1)
     pry (0.10.1)
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
@@ -200,6 +206,7 @@ GEM
       activesupport (= 4.2.3)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
+    rainbow (2.0.0)
     raindrops (0.14.0)
     rake (10.4.2)
     rdoc (4.2.0)
@@ -229,6 +236,13 @@ GEM
       rspec-mocks (~> 3.3.0)
       rspec-support (~> 3.3.0)
     rspec-support (3.3.0)
+    rubocop (0.32.1)
+      astrolabe (~> 1.3)
+      parser (>= 2.2.2.5, < 3.0)
+      powerpack (~> 0.1)
+      rainbow (>= 1.99.1, < 3.0)
+      ruby-progressbar (~> 1.4)
+    ruby-progressbar (1.7.5)
     ruby_parser (3.7.0)
       sexp_processor (~> 4.1)
     sass (3.4.15)
@@ -327,6 +341,7 @@ DEPENDENCIES
   rails_12factor (~> 0.0.3)
   rsolr (~> 1.0.12)
   rspec-rails (~> 3.3.2)
+  rubocop (~> 0.32.1)
   sass-rails (~> 5.0)
   sdoc (~> 0.4.0)
   seed_migration (~> 1.0.5)

app/models/category.rb

 class Category < ActiveRecord::Base
-  default_scope ->{ order(:title) }
+  default_scope { order(:title) }
 
   JSON_DEFAULT = %i(id title)
 

config/unicorn/production.rb

@@ -14,22 +14,20 @@ timeout 30
 preload_app true
 
 ###########################################
-before_fork do |server, worker|
+before_fork do
   Signal.trap 'TERM' do
-    puts 'Unicorn master intercepting TERM and sending myself QUIT instead'
     Process.kill 'QUIT', Process.pid
   end
 
-  defined?(ActiveRecord::Base) and
+  defined?(ActiveRecord::Base) &&
     ActiveRecord::Base.connection.disconnect!
 end
 
-after_fork do |server, worker|
+after_fork do
   Signal.trap 'TERM' do
-    puts 'Unicorn worker intercepting TERM and doing nothing. Wait for master to send QUIT'
   end
 
-  defined?(ActiveRecord::Base) and
+  defined?(ActiveRecord::Base) &&
     ActiveRecord::Base.establish_connection
 end