free_mutant/config/rubocop.yml

inherit_from: ../.rubocop.yml

# Avoid parameter lists longer than five parameters.
ParameterLists:
  Max: 3
  CountKeywordArgs: true

# Avoid more than `Max` levels of nesting.
BlockNesting:
  Max: 3

# Align with the style guide.
CollectionMethods:
  Enabled: true
  PreferredMethods:
    collect:  'map'
    inject:   'reduce'
    find:     'detect'
    find_all: 'select'

AccessModifierIndentation:
  Enabled: false

# Limit line length
LineLength:
  Max: 120

# Disable documentation checking until a class needs to be documented once
Documentation:
  Enabled: false

# Permit
#
#     boolean_check? or fail
#
# Reject
#
#     if foo or bar
#       ...
#     end
AndOr:
  EnforcedStyle: conditionals

# Do not favor modifier if/unless usage when you have a single-line body
IfUnlessModifier:
  Enabled: false

# Allow case equality operator (in limited use within the specs)
CaseEquality:
  Enabled: false

# Constants do not always have to use SCREAMING_SNAKE_CASE
ConstantName:
  Enabled: false

# Not all trivial readers/writers can be defined with attr_* methods
TrivialAccessors:
  Enabled: false

# Allow empty lines around class body
EmptyLinesAroundClassBody:
  Enabled: false

# Allow empty lines around module body
EmptyLinesAroundModuleBody:
  Enabled: false

# Allow empty lines around block body
EmptyLinesAroundBlockBody:
  Enabled: false

# Allow multiple line operations to not require indentation
MultilineOperationIndentation:
  Enabled: false

# Prefer String#% over Kernel#sprintf
FormatString:
  EnforcedStyle: percent

# Use square brackets for literal Array objects
PercentLiteralDelimiters:
  PreferredDelimiters:
    '%':  '{}'
    '%i': '[]'
    '%q': ()
    '%Q': ()
    '%r': '{}'
    '%s': ()
    '%w': '[]'
    '%W': '[]'
    '%x': ()

# Use %i[...] for arrays of symbols
SymbolArray:
  Enabled: true

# Align if/else blocks with the variable assignment
EndAlignment:
  EnforcedStyleAlignWith: variable

# Prefer #kind_of? over #is_a?
ClassCheck:
  EnforcedStyle: kind_of?

# Do not prefer double quotes to be used when %q or %Q is more appropriate
UnneededPercentQ:
  Enabled: false

# Allow a maximum ABC score
Metrics/AbcSize:
  Max: 21.02

Metrics/BlockLength:
  Enabled: false

# Do not prefer lambda.call(...) over lambda.(...)
LambdaCall:
  Enabled: false

# Buggy cop, returns false positive for our code base
NonLocalExitFromIterator:
  Enabled: false

# To allow alignment of similar expressions we want to allow more than one
# space around operators:
#
# let(:a) { bar    + something }
# let(:b) { foobar + something }
#
SpaceAroundOperators:
  Enabled: false

# We use parallel assignments with great success
ParallelAssignment:
  Enabled: false

# Allow additional specs
ExtraSpacing:
  AllowForAlignment: true

# Buggy
FormatParameterMismatch:
  Enabled: false

# Different preference
SignalException:
  EnforcedStyle: semantic

# Do not use `alias`
Alias:
  EnforcedStyle: prefer_alias_method

# Teaching people to ignore singleton class is pointless
RedundantFreeze:
  Enabled: false

# Do not waste my horizontal or vertical space
IndentArray:
  Enabled: false

# Prefer
#
#     some_receiver
#       .foo
#       .bar
#       .baz
#
# Over
#
#     some_receiver.foo
#                  .bar
#                  .baz
MultilineMethodCallIndentation:
  EnforcedStyle: indented

# Prefer `public_send` and `__send__` over `send`
Send:
  Enabled: true

Layout/AlignHash:
  EnforcedColonStyle: table
  EnforcedHashRocketStyle: table
Layout/EmptyLineAfterGuardClause:
  Enabled: false
Layout/SpaceInsideArrayLiteralBrackets:
  Enabled: false
Lint/BooleanSymbol:
  Enabled: false
Lint/InterpolationCheck:
  Enabled: false
Lint/MissingCopEnableDirective:
  Enabled: false
Lint/UnifiedInteger:
  Enabled: false
Naming/FileName:
  Enabled: false
Style/AccessModifierDeclarations:
  Enabled: false
Style/CommentedKeyword:
  Enabled: false
Style/MixinGrouping:
  Enabled: false
Style/RescueStandardError:
  Enabled: false
Style/StderrPuts:
  Enabled: false