rubocop.yml

require: rubocop-rails

# Accept single-line methods with no body
Style/SingleLineMethods:
  AllowIfMethodIsEmpty: true

# Top-level documentation of classes and modules are needless
Style/Documentation:
  Enabled: false

# Allow to chain of block after another block that spans multiple lines
Style/MultilineBlockChain:
  Enabled: false

# Allow `->` literal for multi line blocks
Style/Lambda:
  Enabled: false

# Both nested and compact are okay
Style/ClassAndModuleChildren:
  Enabled: false

# Specifying param names is unnecessary
Style/SingleLineBlockParams:
  Enabled: false

# Prefer Kernel#sprintf
Style/FormatString:
  EnforcedStyle: sprintf

# Maximum method length
Metrics/MethodLength:
  Max: 20

# Tune to MethodLength
Metrics/AbcSize:
  Max: 30

# Tune to MethodLength
Metrics/ClassLength:
  Max: 200

# Maximum line length
Layout/LineLength:
  Max: 100

# Allow `has_` as prefix of predicate methods
Naming/PredicateName:
  ForbiddenPrefixes:
    - is_
    - have_

# Prefer double_quotes strings unless your string literal contains escape chars
Style/StringLiterals:
  EnforcedStyle: double_quotes

# Prefer raise over fail for exceptions
Style/SignalException:
  EnforcedStyle: only_raise

# Allow empty condition in case statements
Style/EmptyCaseCondition:
  Enabled: false

# Prefer trailing comma in argument lists
Style/TrailingCommaInArguments:
  EnforcedStyleForMultiline: comma

# Prefer trailing comma in array literals
Style/TrailingCommaInArrayLiteral:
  EnforcedStyleForMultiline: comma

# Prefer trailing comma in hash literals
Style/TrailingCommaInHashLiteral:
  EnforcedStyleForMultiline: comma

# Prefer parentheses for almost all percent literals
Style/PercentLiteralDelimiters:
  PreferredDelimiters:
    '%i': '()'
    '%I': '()'
    '%w': '()'
    '%W': '()'

# Prefer `has_?` style for Hash methods
Style/PreferredHashMethods:
  EnforcedStyle: verbose