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.rubocop.yml
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inherit_from: .rubocop_todo.yml
AllCops:
TargetRubyVersion: 3.3
TargetRailsVersion: 8.0
# used so rubocop doesn't edit old migrations, doesn't need to be perfectly up to date
MigratedSchemaVersion: 20241222000400
DisabledByDefault: false
Exclude:
- 'config/initializers/audited.rb'
- 'config/initializers/will_paginate.rb'
- 'db/migrate/**.rb'
- 'db/schema.rb'
- 'backstop/*'
- 'vendor/**/*'
require:
- rubocop-capybara
- rubocop-factory_bot
- rubocop-performance
- rubocop-rails
- rubocop-rspec
- rubocop-rspec_rails
Rails:
Enabled: true
#################### Gemspec ##############################
Gemspec:
Enabled: false
#################### Layout ##############################
Layout/ArgumentAlignment:
EnforcedStyle: with_fixed_indentation
Layout/CaseIndentation:
EnforcedStyle: 'end'
IndentOneStep: true
Layout/CommentIndentation:
Exclude: ['spec/spec_helper.rb']
Layout/EmptyLineAfterGuardClause:
Enabled: false
Layout/EmptyLineAfterMagicComment:
Enabled: false
Layout/EmptyLinesAroundAttributeAccessor:
Enabled: false
Layout/EndAlignment:
EnforcedStyleAlignWith: 'variable'
Layout/EndOfLine:
EnforcedStyle: lf
Layout/FirstArrayElementIndentation:
EnforcedStyle: 'consistent'
Layout/FirstHashElementIndentation:
EnforcedStyle: 'consistent'
Layout/HashAlignment:
EnforcedHashRocketStyle: table
Layout/HeredocIndentation:
Enabled: true
Exclude:
- 'db/migrate/**/*'
Layout/IndentationWidth:
Enabled: true
Width: 2
Layout/LineContinuationLeadingSpace: # new in 1.31
Enabled: true
Layout/LineContinuationSpacing: # new in 1.31
Enabled: true
Layout/LineEndStringConcatenationIndentation: # new in 1.18
Enabled: true
Layout/LineLength:
Enabled: true
Max: 150
Exclude:
- 'app/controllers/api/**/*'
- 'db/seeds/post.rb'
- 'db/seeds/reply.rb'
Layout/MultilineMethodCallBraceLayout:
EnforcedStyle: symmetrical
Exclude:
- 'spec/**/*'
Layout/MultilineMethodCallIndentation:
EnforcedStyle: 'indented'
Layout/MultilineMethodParameterLineBreaks: # new in 1.32
Enabled: true
AllowMultilineFinalElement: true
Layout/MultilineOperationIndentation:
EnforcedStyle: aligned
Exclude:
- 'app/helpers/writable_helper.rb'
Layout/ParameterAlignment:
EnforcedStyle: 'with_fixed_indentation'
Layout/SpaceAroundEqualsInParameterDefault:
EnforcedStyle: 'no_space'
Layout/SpaceBeforeBrackets: # (new in 1.7)
Enabled: true
#################### Lint ################################
Lint/AmbiguousAssignment: # (new in 1.7)
Enabled: true
Lint/AmbiguousBlockAssociation:
Exclude:
- 'spec/**/*'
Lint/AmbiguousOperatorPrecedence: # new in 1.21
Enabled: true
Lint/AmbiguousRange: # new in 1.19
Enabled: true
Lint/ConstantDefinitionInBlock:
Exclude:
- 'spec/lib/presentable_spec.rb'
Lint/ConstantOverwrittenInRescue: # new in 1.31
Enabled: true
Lint/ConstantReassignment: # new in 1.70
Enabled: true
Lint/DeprecatedConstants: # (new in 1.8)
Enabled: true
Lint/DuplicateBranch: # (new in 1.3)
Enabled: true
Lint/DuplicateMagicComment: # new in 1.37
Enabled: true
Lint/DuplicateMatchPattern: # new in 1.50
Enabled: true
Lint/DuplicateRegexpCharacterClassElement: # (new in 1.1)
Enabled: true
Lint/DuplicateSetElement: # new in 1.67
Enabled: true
Lint/EmptyBlock: # (new in 1.1)
Enabled: true
Lint/EmptyClass: # (new in 1.3)
Enabled: true
Lint/EmptyInPattern: # new in 1.16
Enabled: true
Lint/HashNewWithKeywordArgumentsAsDefault: # new in 1.69
Enabled: true
Lint/IncompatibleIoSelectWithFiberScheduler: # new in 1.21
Enabled: false # unlikely to use IO select
Lint/ItWithoutArgumentsInBlock: # new in 1.59
Enabled: true # future compatibility lint
Lint/LambdaWithoutLiteralBlock: # (new in 1.8)
Enabled: true
Lint/LiteralAssignmentInCondition: # new in 1.58
Enabled: true
Lint/MissingSuper:
Exclude:
- 'app/services/daily_report.rb'
Lint/MixedCaseRange: # new in 1.53
Enabled: true
Lint/NonAtomicFileOperation: # new in 1.31
Enabled: true
Lint/NoReturnInBeginEndBlocks: # (new in 1.2)
Enabled: true
Lint/NumberedParameterAssignment: # (new in 1.9)
Enabled: true
Lint/NumericOperationWithConstantResult: # new in 1.69
Enabled: true
Lint/OrAssignmentToConstant: # (new in 1.9)
Enabled: true
Lint/ParenthesesAsGroupedExpression:
Exclude:
- 'spec/**/*'
Lint/RedundantDirGlobSort: # (new in 1.8)
Enabled: true
Lint/RefinementImportMethods: # new in 1.27
Enabled: true
Lint/RequireRangeParentheses: # new in 1.32
Enabled: true
Lint/RedundantRegexpQuantifiers: # new in 1.53
Enabled: true
Lint/RequireRelativeSelfPath: # new in 1.22
Enabled: true
Lint/SharedMutableDefault: # new in 1.70
Enabled: true
Lint/SuppressedException:
Exclude:
- 'spec/jobs/application_job_spec.rb'
- 'spec/jobs/generate_flat_post_job_spec.rb'
Lint/SymbolConversion: # (new in 1.9)
Enabled: true
Lint/ToEnumArguments: # (new in 1.1)
Enabled: true
Lint/TripleQuotes: # (new in 1.9)
Enabled: true
Lint/UnescapedBracketInRegexp: # new in 1.68
Enabled: true
Lint/UnexpectedBlockArity: # (new in 1.5)
Enabled: true
Lint/UnmodifiedReduceAccumulator: # (new in 1.1)
Enabled: true
Lint/UselessDefined: # new in 1.69
Enabled: true
Lint/UselessNumericOperation: # new in 1.66
Enabled: true
Lint/UselessRescue: # new in 1.43
Enabled: true
Lint/UselessRuby2Keywords: # new in 1.23
Enabled: true
###################### Metrics ####################################
Metrics/AbcSize:
Enabled: false
Max: 20
Metrics/BlockLength:
Enabled: false
Metrics/BlockNesting:
Enabled: true
Max: 4
Metrics/ClassLength:
Enabled: false
Metrics/CollectionLiteralLength: # new in 1.47
Enabled: true
Metrics/CyclomaticComplexity:
Enabled: false
Metrics/MethodLength:
Enabled: false
Metrics/ModuleLength:
Enabled: false
Metrics/ParameterLists:
Enabled: false
Metrics/PerceivedComplexity:
Enabled: false
####################### Naming ################################
Naming/AccessorMethodName:
Enabled: false
Naming/BlockForwarding: # new in 1.24
Enabled: true
Naming/MemoizedInstanceVariableName:
Enabled: false
Naming/MethodParameterName:
AllowedNames:
- js
- id
Naming/PredicateName:
Enabled: false
Naming/VariableNumber:
Exclude:
- 'spec/**/*'
####################### Performance ################################
Performance/AncestorsInclude:
Enabled: true
Performance/BigDecimalWithNumericArgument:
Enabled: true
Performance/BlockGivenWithExplicitBlock:
Enabled: true
Performance/CollectionLiteralInLoop:
Enabled: false
Performance/ConcurrentMonotonicTime: # new in 1.12
Enabled: false
Performance/ConstantRegexp:
Enabled: true
Performance/MapCompact: # (new in 1.11)
Enabled: true
Performance/MapMethodChain: # new in 1.19
Enabled: true
Performance/MethodObjectAsBlock:
Enabled: true
Performance/RedundantEqualityComparisonBlock:
Enabled: true
Performance/RedundantSortBlock:
Enabled: true
Performance/RedundantSplitRegexpArgument:
Enabled: true
Performance/RedundantStringChars:
Enabled: true
Performance/ReverseFirst:
Enabled: true
Performance/SortReverse:
Enabled: true
Performance/Squeeze:
Enabled: true
Performance/StringBytesize: # new in 1.23
Enabled: false
# we don't use byte operations
Performance/StringIdentifierArgument: # new in 1.13
Enabled: true
Performance/StringInclude:
Enabled: true
Performance/Sum:
Enabled: true
##################### Rails ##################################
Rails/ActionControllerFlashBeforeRender: # new in 2.16
Enabled: true
Rails/ActionControllerTestCase: # new in 2.14
Enabled: false
# we don't use rails native tests, and also, no.
Rails/ActionOrder: # new in 2.17
Enabled: true
ExpectedOrder:
- index
- new
- create
- show
- edit
- update
- destroy
Rails/ActiveRecordCallbacksOrder:
Enabled: true
Rails/ActiveSupportOnLoad: # new in 2.16
Enabled: true
Rails/AddColumnIndex: # new in 2.11
Enabled: false
# disabled because we don't run cops on db/*, otherwise good
Rails/AfterCommitOverride:
Enabled: true
Rails/ApplicationController:
Exclude:
- 'app/controllers/api/api_controller.rb'
Rails/AttributeDefaultBlockValue:
Enabled: true
Rails/Blank:
Enabled: true
UnlessPresent: false
Rails/CompactBlank: # new in 2.13
Enabled: true
Rails/ContentTag:
Enabled: true
Rails/DangerousColumnNames: # new in 2.21
Enabled: true
Rails/DeprecatedActiveModelErrorsMethods: # new in 2.14
Enabled: true
Rails/DotSeparatedKeys: # new in 2.15
Enabled: false
# I18n
Rails/DuplicateAssociation: # new in 2.14
Enabled: true
Rails/DuplicateScope: # new in 2.14
Enabled: true
Rails/DurationArithmetic: # new in 2.13
Enabled: true
Rails/DynamicFindBy:
Enabled: true
Whitelist:
- find_by_sql
- find_by_id
Rails/EagerEvaluationLogMessage: # new in 2.11
Enabled: true
Rails/EnumSyntax: # new in 2.26
Enabled: true
Rails/EnvironmentVariableAccess: # (new in 2.10)
Enabled: false
Rails/EnvLocal: # new in 2.22
Enabled: true
Rails/ExpandedDateRange: # new in 2.11
Enabled: true
Rails/FilePath:
EnforcedStyle: 'arguments'
Rails/FindById:
Enabled: true
Rails/FreezeTime: # new in 2.16
Enabled: true
Rails/HasManyOrHasOneDependent:
Exclude:
- 'app/models/user.rb'
Rails/HelperInstanceVariable:
Enabled: false
Rails/IgnoredColumnsAssignment: # new in 2.17
Enabled: true
Rails/I18nLazyLookup: # new in 2.14
Enabled: false
Rails/I18nLocaleTexts: # new in 2.14
Enabled: false
Rails/Inquiry:
Enabled: true
Rails/I18nLocaleAssignment: # new in 2.11
Enabled: false
Rails/MailerName:
Enabled: true
Rails/MatchRoute: # new in 2.7
Enabled: true
Rails/MigrationClassName: # new in 2.14
Enabled: true
Rails/NegateInclude:
Enabled: true
Rails/Output:
Exclude:
- 'app/services/reply_scraper.rb' # post_scraper.rb (which calls ReplyScraper) is run manually in the command line
- 'db/seeds.rb'
- 'db/seeds/**' # seed files are run from the command line
Rails/Pluck:
Enabled: true
Rails/PluckInWhere:
Enabled: false
# read_attribute(:attr) and self[:attr] are no longer equivalent
Rails/ReadWriteAttribute:
Enabled: false
Rails/RedundantActiveRecordAllMethod: # new in 2.21
Enabled: true
Rails/RedundantPresenceValidationOnBelongsTo: # new in 2.13
Enabled: true
Rails/RedundantTravelBack: # new in 2.12
Enabled: false
# we don't use rails tests
Rails/RenderInline:
Enabled: true
Rails/RenderPlainText:
Enabled: true
Rails/ResponseParsedBody: # new in 2.18
Enabled: true
Rails/RootJoinChain: # new in 2.13
Enabled: true
Rails/RootPathnameMethods: # new in 2.16
Enabled: true
Rails/RootPublicPath: # new in 2.15
Enabled: true
Rails/SaveBang:
Enabled: true
Rails/SelectMap: # new in 2.21
Enabled: true
Rails/ShortI18n:
Enabled: true
Rails/SquishedSQLHeredocs:
Enabled: true
Rails/StripHeredoc: # new in 2.15
Enabled: true
Rails/ThreeStateBooleanColumn: # new in 2.19
Enabled: false
# we don't run cops on db/; otherwise good
Rails/TimeZoneAssignment: # (new in 2.10)
Enabled: true
Rails/ToFormattedS: # new in 2.15
Enabled: true
Rails/TopLevelHashWithIndifferentAccess: # new in 2.16
Enabled: true
Rails/ToSWithArgument: # new in 2.16
Enabled: true
Rails/TransactionExitStatement: # new in 2.14
Enabled: true
Rails/UniqueValidationWithoutIndex:
Enabled: false
Rails/UnusedIgnoredColumns: # new in 2.11
Enabled: true
Rails/UnusedRenderContent: # new in 2.21
Enabled: true
Rails/WhereEquals:
Enabled: true
Rails/WhereExists:
Enabled: false
Rails/WhereMissing: # new in 2.16
Enabled: true
Rails/WhereNot:
Enabled: true
Rails/WhereNotWithMultipleConditions: # new in 2.17
Enabled: true
Rails/WhereRange: # new in 2.25
# we don't use this format
Enabled: false
################## RSpec #################################
RSpec/BeEq: # new in 2.9.0
Enabled: false
RSpec/ContainExactly:
Enabled: false
RSpec/ContextWording:
Enabled: false
RSpec/Dialect:
PreferredMethods:
background: :before
given: :let
given!: :let!
RSpec/DescribedClass:
EnforcedStyle: explicit
RSpec/DescribeMethod:
Exclude:
- 'spec/controllers/posts/*'
- 'spec/controllers/replies/*'
- 'spec/controllers/bookmarks/*'
RSpec/EmptyOutput:
Enabled: false # we don't use the output matcher
RSpec/ExampleLength:
Enabled: false
RSpec/ExampleWording:
Enabled: false
RSpec/ExpectChange:
EnforcedStyle: block
RSpec/HookArgument:
EnforcedStyle: each
RSpec/IndexedLet:
Enabled: false
RSpec/IsExpectedSpecify:
Enabled: false # we don't use specify and is_expected
RSpec/LeakyConstantDeclaration:
Exclude:
- 'spec/lib/presentable_spec.rb'
RSpec/MatchArray:
Enabled: false
RSpec/MessageSpies:
EnforcedStyle: receive
RSpec/MultipleExpectations:
Enabled: false
RSpec/MultipleMemoizedHelpers:
Enabled: false
RSpec/NestedGroups:
Max: 5
RSpec/PendingWithoutReason:
Enabled: false
RSpec/RepeatedSubjectCall:
Enabled: false # we don't use subject
RSpec/SpecFilePathFormat:
Exclude:
- 'spec/controllers/posts/*'
- 'spec/controllers/replies/*'
- 'spec/controllers/bookmarks/*'
RSpec/StubbedMock:
Exclude:
- 'spec/script/post_split_spec.rb' # mocking multiple gets in order needs expect
RSpec/SubjectDeclaration:
Enabled: false # we don't use subject
################## Capybara ####################################
Capybara/ClickLinkOrButtonStyle: # new in 2.19
# disabled because we have lots of buttons wrapped in links that cause ambiguous matches
Enabled: false
Capybara/MatchStyle: # new in 2.17
Enabled: true
Capybara/NegationMatcher: # new in 2.14
Enabled: true
EnforcedStyle: have_no
Capybara/RedundantWithinFind: # new in 2.20
Enabled: true
Capybara/SpecificActions: # new in 2.14
Enabled: true
Capybara/SpecificFinders: # new in 2.13
Enabled: true
Capybara/SpecificMatcher: # new in 2.12
Enabled: true
################## Capybara/RSpec ##############################
Capybara/RSpec/HaveSelector: # new in 2.19
Enabled: false
Capybara/RSpec/PredicateMatcher: # new in 2.19
Enabled: true
################## FactoryBot ##################################
FactoryBot/AssociationStyle: # new in 2.23
Enabled: true
FactoryBot/ConsistentParenthesesStyle: # new in 2.14
Enabled: true
FactoryBot/ExcessiveCreateList: # new in 2.25
Enabled: true
MaxAmount: 27 # to allow pagination tests
FactoryBot/FactoryAssociationWithStrategy: # new in 2.23
Enabled: true
FactoryBot/FactoryNameStyle: # new in 2.16
Enabled: true
FactoryBot/IdSequence: # new in 2.24
Enabled: true
FactoryBot/RedundantFactoryOption: # new in 2.23
Enabled: true
FactoryBot/SyntaxMethods: # new in 2.7
Enabled: true
################## RSpecRails #################################
RSpecRails/AvoidSetupHook: # new in 2.4
Enabled: true
RSpecRails/HaveHttpStatus: # new in 2.12
Enabled: false
RSpecRails/HttpStatus:
EnforcedStyle: numeric
RSpecRails/InferredSpecType: # new in 2.14
Enabled: true
RSpecRails/MinitestAssertions: # new in 2.17
Enabled: true
RSpecRails/NegationBeValid: # new in 2.23
Enabled: true
RSpecRails/TravelAround: # new in 2.19
Enabled: true
################## Security ##############################
Security/CompoundHash: # new in 1.28
Enabled: true
Security/IoMethods: # new in 1.22
Enabled: true
################## Style #################################
Style/AndOr:
EnforcedStyle: 'conditionals'
Style/AmbiguousEndlessMethodDefinition: # new in 1.68
Enabled: true
Style/ArgumentsForwarding: # (new in 1.1)
Enabled: true
UseAnonymousForwarding: false # TODO: consider enabling
Style/ArrayFirstLast: # new in 1.58
# unsafe
Enabled: false
Style/ArrayIntersect: # new in 1.40
Enabled: true
Style/AsciiComments:
Enabled: false
Style/AutoResourceCleanup:
Enabled: true
Style/BitwisePredicate: # new in 1.68
Enabled: false # we don't really use bitwise operations
Style/BlockDelimiters:
AllowedMethods: ['lambda', 'proc', 'it', 'expect']
Style/CaseLikeIf:
Enabled: false
Style/ClassAndModuleChildren:
EnforcedStyle: 'compact'
Style/ClassEqualityComparison:
Enabled: false
Style/CollectionCompact: # (new in 1.2)
Enabled: true
Style/CombinableDefined: # new in 1.68
Enabled: true
Style/CommentAnnotation:
Enabled: false
Style/ComparableClamp: # new in 1.44
Enabled: true
Style/ConcatArrayLiterals: # new in 1.41
Enabled: true
Style/ConditionalAssignment:
Enabled: false
Style/DataInheritance: # new in 1.49
Enabled: true
Style/DirEmpty: # new in 1.48
Enabled: true
Style/DigChain: # new in 1.69
Enabled: true
Style/Documentation:
Enabled: false
Style/DocumentDynamicEvalDefinition: # (new in 1.1)
Enabled: true
Style/DoubleNegation:
Enabled: false
Style/EmptyHeredoc: # new in 1.32
Enabled: true
Style/EmptyMethod:
Enabled: false
Style/EndlessMethod: # (new in 1.8)
Enabled: true
Style/EnvHome: # new in 1.29
Enabled: true
Style/ExactRegexpMatch: # new in 1.51
Enabled: true
Style/ExplicitBlockArgument:
Enabled: false
Style/ExponentialNotation:
Enabled: false
# we don't use exponents
Style/FetchEnvVar: # new in 1.28
Enabled: true
Style/FileEmpty: # new in 1.48
Enabled: true
Style/FileNull: # new in 1.69
Enabled: false
# we don't use /dev/null
Style/FileRead: # new in 1.24
Enabled: true
Style/FileTouch: # new in 1.69
Enabled: false
# we don't use file operations
Style/FileWrite: # new in 1.24
Enabled: false
# we don't use file operations
Style/FormatStringToken:
EnforcedStyle: 'template'
Style/FrozenStringLiteralComment:
Enabled: true
Exclude:
- 'bin/*'
- 'config/**/*'
- 'db/**/*'
- 'spec/**/*'
Style/GlobalStdStream:
Enabled: false
Style/GlobalVars:
AllowedVariables: ['$redis']
Style/HashAsLastArrayItem:
Enabled: false
Style/HashConversion: # (new in 1.10)
Enabled: true
Style/HashExcept: # (new in 1.7)
Enabled: true
Style/HashSyntax:
EnforcedShorthandSyntax: either_consistent # new in 1.64
Style/IfWithBooleanLiteralBranches: # (new in 1.9)
Enabled: true
Style/InPatternThen: # new in 1.16
Enabled: true
Style/InvertibleUnlessCondition: # new in 1.44
Enabled: false
# overriding InverseMethods isn't working right now and we have a lot of fine examples of "unless .present?"
Style/ItAssignment: # new in 1.70
Enabled: true
Style/KeywordArgumentsMerging: # new in 1.68
Enabled: true
Style/KeywordParametersOrder:
Enabled: false
Style/Lambda:
Enabled: false
Style/MagicCommentFormat: # new in 1.35
Enabled: true
Style/MapCompactWithConditionalBlock: # new in 1.30
Enabled: true
Style/MapIntoArray: # new in 1.63
Enabled: false
# unsafe, and we don't tend to make this mistake
Style/MapToHash: # new in 1.24
Enabled: true
Style/MapToSet: # new in 1.42
Enabled: true
Style/MinMaxComparison: # new in 1.42
Enabled: true
Style/MixinUsage:
Exclude: ['bin/*']
Style/MultilineInPatternThen: # new in 1.16
Enabled: true
Style/MutableConstant:
Enabled: false
Style/NegatedIfElseCondition: # (new in 1.2)