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# Can be removed once all rules are addressed or moved to this file as documented overrides
inherit_from: .rubocop_todo.yml
# Used for merging with exclude lists with .rubocop_todo.yml
inherit_mode:
merge:
- Exclude
require:
- rubocop-rails
- rubocop-rspec
- rubocop-performance
- rubocop-capybara
- ./lib/linter/rubocop_middle_dot
AllCops:
TargetRubyVersion: 3.0 # Set to minimum supported version of CI
DisplayCopNames: true
DisplayStyleGuide: true
ExtraDetails: true
UseCache: true
CacheRootDirectory: tmp
NewCops: enable # Opt-in to newly added rules
Exclude:
- db/schema.rb
- 'bin/*'
- 'node_modules/**/*'
- 'Vagrantfile'
- 'vendor/**/*'
- 'lib/json_ld/*' # Generated files
- 'lib/templates/**/*'
# Reason: Prefer Hashes without extreme indentation
# https://docs.rubocop.org/rubocop/cops_layout.html#layoutfirsthashelementindentation
Layout/FirstHashElementIndentation:
EnforcedStyle: consistent
# Reason: Currently disabled in .rubocop_todo.yml
# https://docs.rubocop.org/rubocop/cops_layout.html#layoutlinelength
Layout/LineLength:
AllowedPatterns:
# Allow comments to be long lines
- !ruby/regexp / \# .*$/
- !ruby/regexp /^\# .*$/
Exclude:
- 'lib/mastodon/cli/*.rb'
- db/*migrate/**/*
- db/seeds/**/*
# Reason:
# https://docs.rubocop.org/rubocop/cops_lint.html#lintuselessaccessmodifier
Lint/UselessAccessModifier:
ContextCreatingMethods:
- class_methods
## Disable most Metrics/*Length cops
# Reason: those are often triggered and force significant refactors when this happend
# but the team feel they are not really improving the code quality.
# https://docs.rubocop.org/rubocop/cops_metrics.html#metricsblocklength
Metrics/BlockLength:
Enabled: false
# https://docs.rubocop.org/rubocop/cops_metrics.html#metricsclasslength
Metrics/ClassLength:
Enabled: false
# https://docs.rubocop.org/rubocop/cops_metrics.html#metricsmethodlength
Metrics/MethodLength:
Enabled: false
# https://docs.rubocop.org/rubocop/cops_metrics.html#metricsmodulelength
Metrics/ModuleLength:
Enabled: false
## End Disable Metrics/*Length cops
# Reason: Currently disabled in .rubocop_todo.yml
# https://docs.rubocop.org/rubocop/cops_metrics.html#metricsabcsize
Metrics/AbcSize:
Exclude:
- 'lib/mastodon/cli/*.rb'
- db/*migrate/**/*
# Reason:
# https://docs.rubocop.org/rubocop/cops_metrics.html#metricsblocknesting
Metrics/BlockNesting:
Exclude:
- 'lib/mastodon/cli/*.rb'
# Reason: Currently disabled in .rubocop_todo.yml
# https://docs.rubocop.org/rubocop/cops_metrics.html#metricscyclomaticcomplexity
Metrics/CyclomaticComplexity:
Exclude:
- lib/mastodon/cli/*.rb
- db/*migrate/**/*
# Reason:
# https://docs.rubocop.org/rubocop/cops_metrics.html#metricsparameterlists
Metrics/ParameterLists:
CountKeywordArgs: false
# Reason: Prevailing style is argument file paths
# https://docs.rubocop.org/rubocop-rails/cops_rails.html#railsfilepath
Rails/FilePath:
EnforcedStyle: arguments
# Reason: Prevailing style uses numeric status codes, matches RSpec/Rails/HttpStatus
# https://docs.rubocop.org/rubocop-rails/cops_rails.html#railshttpstatus
Rails/HttpStatus:
EnforcedStyle: numeric
# Reason: Allowed in `tootctl` CLI code and in boot ENV checker
# https://docs.rubocop.org/rubocop-rails/cops_rails.html#railsexit
Rails/Exit:
Exclude:
- 'config/boot.rb'
- 'lib/mastodon/cli/*.rb'
# Reason: Some single letter camel case files shouldn't be split
# https://docs.rubocop.org/rubocop-rspec/cops_rspec.html#rspecfilepath
RSpec/FilePath:
CustomTransform:
ActivityPub: activitypub # Ignore the snake_case due to the amount of files to rename
DeepL: deepl
FetchOEmbedService: fetch_oembed_service
JsonLdHelper: jsonld_helper
OEmbedController: oembed_controller
OStatus: ostatus
NodeInfoController: nodeinfo_controller # NodeInfo isn't snake_cased for any of the instances
Exclude:
- 'spec/config/initializers/rack_attack_spec.rb' # namespaces usually have separate folder
- 'spec/lib/sanitize_config_spec.rb' # namespaces usually have separate folder
# Reason:
# https://docs.rubocop.org/rubocop-rspec/cops_rspec.html#rspecnamedsubject
RSpec/NamedSubject:
EnforcedStyle: named_only
# Reason: Prevailing style choice
# https://docs.rubocop.org/rubocop-rspec/cops_rspec.html#rspecnottonot
RSpec/NotToNot:
EnforcedStyle: to_not
# Reason: Prevailing style uses numeric status codes, matches Rails/HttpStatus
# https://docs.rubocop.org/rubocop-rspec/cops_rspec_rails.html#rspecrailshttpstatus
RSpec/Rails/HttpStatus:
EnforcedStyle: numeric
# Reason:
# https://docs.rubocop.org/rubocop/cops_style.html#styleclassandmodulechildren
Style/ClassAndModuleChildren:
Enabled: false
# Reason: Classes mostly self-document with their names
# https://docs.rubocop.org/rubocop/cops_style.html#styledocumentation
Style/Documentation:
Enabled: false
# Reason: Enforce modern Ruby style
# https://docs.rubocop.org/rubocop/cops_style.html#stylehashsyntax
Style/HashSyntax:
EnforcedStyle: ruby19_no_mixed_keys
# Reason:
# https://docs.rubocop.org/rubocop/cops_style.html#stylenumericliterals
Style/NumericLiterals:
AllowedPatterns:
- \d{4}_\d{2}_\d{2}_\d{6} # For DB migration date version number readability
# Reason:
# https://docs.rubocop.org/rubocop/cops_style.html#stylepercentliteraldelimiters
Style/PercentLiteralDelimiters:
PreferredDelimiters:
'%i': '()'
'%w': '()'
# Reason: Prefer less indentation in conditional assignments
# https://docs.rubocop.org/rubocop/cops_style.html#styleredundantbegin
Style/RedundantBegin:
Enabled: false
# Reason: Overridden to reduce implicit StandardError rescues
# https://docs.rubocop.org/rubocop/cops_style.html#stylerescuestandarderror
Style/RescueStandardError:
EnforcedStyle: implicit
# Reason: Simplify some spec layouts
# https://docs.rubocop.org/rubocop/cops_style.html#stylesemicolon
Style/Semicolon:
AllowAsExpressionSeparator: true
# Reason: Originally disabled for CodeClimate, and no config consensus has been found
# https://docs.rubocop.org/rubocop/cops_style.html#stylesymbolarray
Style/SymbolArray:
Enabled: false
# Reason:
# https://docs.rubocop.org/rubocop/cops_style.html#styletrailingcommainarrayliteral
Style/TrailingCommaInArrayLiteral:
EnforcedStyleForMultiline: 'comma'
# Reason:
# https://docs.rubocop.org/rubocop/cops_style.html#styletrailingcommainhashliteral
Style/TrailingCommaInHashLiteral:
EnforcedStyleForMultiline: 'comma'
Style/MiddleDot:
Enabled: true
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