.rubocop.yml

require:
  - rubocop-rake

AllCops:
  # Exclude anything that isn't really part of our code.
  Exclude:
    - '**/*.gemspec'
    - '**/Rakefile'
  TargetRubyVersion: 3.0


#### LAYOUT ####

# private/protected/public
Layout/AccessModifierIndentation:
  EnforcedStyle: outdent

# Chain methods with trailing dots.
Layout/DotPosition:
  EnforcedStyle: trailing

Layout/LineLength:
  Max: 80

# Just indent parameters by two spaces. It's less volatile if methods change,
# and there's less busy work lining things up.
Layout/ParameterAlignment:
  EnforcedStyle: with_fixed_indentation


#### LINT ####

# Don't allow assignment in conditions
Lint/AssignmentInCondition:
  AllowSafeAssignment: false


#### METRICS ####

# I prefer my own judgement
Metrics/BlockLength:
  Enabled: false

Metrics/ClassLength:
  Enabled: false


#### STYLE ####

Style/Alias:
  EnforcedStyle: prefer_alias_method

# Use Weirich style
Style/BlockDelimiters:
  EnforcedStyle: semantic

Style/CollectionMethods:
  PreferredMethods:
    inject: inject
    reduce: inject

# Prefer sensible naming to comments everywhere.
Style/Documentation:
  Description: Document classes and non-namespace modules.
  Enabled: false

# Percent-formatting and hash interpolation both have their place. Don't
# enforce any particular one.
Style/FormatString:
  Enabled: false

# It's not really clearer to replace every if with a return if.
Style/GuardClause:
  Enabled: false

# Would enforce do_y if x over if x / do y / end. As with GuardClause above,
# this enforces code organisation that doesn't necesarily make things clearer.
Style/IfUnlessModifier:
  Enabled: false

# This rule insists on .zero? and .positive?. Sometimes those make sense,
# but not always
Style/NumericPredicate:
  Enabled: false

# Just a preference to use %w[] over %w()
Style/PercentLiteralDelimiters:
  PreferredDelimiters:
    '%i': '[]'
    '%w': '[]'
    '%W': '[]'
    '%':  '{}'
    '%r': '{}'

Style/RegexpLiteral:
  EnforcedStyle: percent_r

# This rule insists that array.join("") is redundant because "" is the implied
# default, but this is not true if $, is redefined elsewhere.
Style/RedundantArgument: 
  Enabled: false

# I'm not convinced that using warn is the correct path for output
# intentionally writted to stderr.
Style/StderrPuts:
  Enabled: false

# Enforce double quotes everywhere.
Style/StringLiterals:
  EnforcedStyle: double_quotes


#### NEW COPS ####

# Enable other new cops
Gemspec/DateAssignment: 
  Enabled: true
Gemspec/RequireMFA: 
  Enabled: true
Layout/LineEndStringConcatenationIndentation: 
  Enabled: true
Layout/SpaceBeforeBrackets: 
  Enabled: true
Lint/AmbiguousAssignment: 
  Enabled: true
Lint/AmbiguousOperatorPrecedence: 
  Enabled: true
Lint/AmbiguousRange: 
  Enabled: true
Lint/DeprecatedConstants: 
  Enabled: true
Lint/DuplicateBranch: 
  Enabled: true
Lint/DuplicateRegexpCharacterClassElement: 
  Enabled: true
Lint/EmptyBlock: 
  Enabled: true
Lint/EmptyClass: 
  Enabled: true
Lint/EmptyInPattern: 
  Enabled: true
Lint/IncompatibleIoSelectWithFiberScheduler: 
  Enabled: true
Lint/LambdaWithoutLiteralBlock: 
  Enabled: true
Lint/NoReturnInBeginEndBlocks: 
  Enabled: true
Lint/NumberedParameterAssignment: 
  Enabled: true
Lint/OrAssignmentToConstant: 
  Enabled: true
Lint/RedundantDirGlobSort: 
  Enabled: true
Lint/RequireRelativeSelfPath: 
  Enabled: true
Lint/SymbolConversion: 
  Enabled: true
Lint/ToEnumArguments: 
  Enabled: true
Lint/TripleQuotes: 
  Enabled: true
Lint/UnexpectedBlockArity: 
  Enabled: true
Lint/UnmodifiedReduceAccumulator: 
  Enabled: true
Lint/UselessRuby2Keywords: 
  Enabled: true
Security/IoMethods: 
  Enabled: true
Style/ArgumentsForwarding: 
  Enabled: true
Style/CollectionCompact: 
  Enabled: true
Style/DocumentDynamicEvalDefinition: 
  Enabled: true
Style/EndlessMethod: 
  Enabled: true
Style/HashConversion: 
  Enabled: true
Style/HashExcept: 
  Enabled: true
Style/IfWithBooleanLiteralBranches: 
  Enabled: true
Style/InPatternThen: 
  Enabled: true
Style/MultilineInPatternThen: 
  Enabled: true
Style/NegatedIfElseCondition: 
  Enabled: true
Style/NilLambda: 
  Enabled: true
Style/NumberedParameters: 
  Enabled: true
Style/NumberedParametersLimit: 
  Enabled: true
Style/OpenStructUse: 
  Enabled: true
Style/QuotedSymbols: 
  Enabled: true
Style/RedundantSelfAssignmentBranch: 
  Enabled: true
Style/SelectByRegexp: 
  Enabled: true
Style/StringChars: 
  Enabled: true
Style/SwapValues: 
  Enabled: true