.rubocop.yml

AllCops:
  TargetRubyVersion: 2.4
  DisplayCopNames: true

## Layout ######################################################################

Layout/DotPosition:
  EnforcedStyle: trailing

Layout/SpaceAroundOperators:
  AllowForAlignment: true

Layout/SpaceInsideHashLiteralBraces:
  EnforcedStyle: no_space

## Metrics #####################################################################

Metrics/AbcSize:
  Enabled: false

Metrics/BlockLength:
  Exclude:
    - spec/**/*

Metrics/BlockNesting:
  Max: 2

Metrics/ClassLength:
  CountComments: false
  Max: 125

# TODO: Lower to 6
Metrics/CyclomaticComplexity:
  Max: 8

Metrics/PerceivedComplexity:
  Max: 8

# TODO: Lower to 80
Metrics/LineLength:
  AllowURI: true
  Max: 143

# TODO: Lower to 15
Metrics/MethodLength:
  CountComments: false
  Max: 25

Metrics/ModuleLength:
  CountComments: false
  Max: 120

Metrics/ParameterLists:
  Max: 5
  CountKeywordArgs: true

## Performance #################################################################

# XXX: requires ruby 2.4+
Performance/RegexpMatch:
  Enabled: false

## Style #######################################################################

Style/CollectionMethods:
  PreferredMethods:
    collect:  'map'
    reduce:   'inject'
    find:     'detect'
    find_all: 'select'

Style/Documentation:
  Enabled: false

Style/DoubleNegation:
  Enabled: false

Style/EachWithObject:
  Enabled: false

Style/Encoding:
  Enabled: false

Style/EmptyCaseCondition:
  Enabled: false

# XXX: Lots of times it suggests making code terrible to read.
Style/GuardClause:
  Enabled: false

Style/HashSyntax:
  EnforcedStyle: hash_rockets

Style/Lambda:
  Enabled: false

Style/OptionHash:
  Enabled: true

# XXX: requires ruby 2.3+
Style/SafeNavigation:
  Enabled: false

Style/StringLiterals:
  EnforcedStyle: single_quotes

Style/TrivialAccessors:
  Enabled: false

Style/YodaCondition:
  Enabled: false