.rubocop.yml

# Reference:
# https://github.com/bbatsov/rubocop/blob/v0.33.0/config/default.yml
# https://github.com/bbatsov/rubocop/blob/v0.33.0/config/enabled.yml
# https://github.com/bbatsov/rubocop/blob/v0.33.0/config/enabled.yml

# Many of the variations are because rubocop prefers things to look like:
# foo = foo(a,
#           b
#          )
#
# where we prefer:
# foo = foo(a,
#   b
# )

AllCops:
  DisplayCopNames: true
  DisplayStyleGuide: true
  Exclude:
    - "*.gemspec"

# Don't force end alignment to be versus the opening if/while - it should
# be with the code flow, which isn't an option.
Lint/EndAlignment:
  Enabled: false

# Can't configure it to force last argument to be via code flow, so we ignore the rule
Style/AlignHash:
  EnforcedLastArgumentHashStyle: always_ignore

# indent call parameters against code flow, not method call opening
Style/AlignParameters:
  EnforcedStyle: with_fixed_indentation

# indent case statements against code flow, not assignment
Style/CaseIndentation:
  IndentWhenRelativeTo: end

# indents against opening paren, not code flow
Style/ClosingParenthesisIndentation:
  Enabled: false

# if branches should be indented against code flow, not if
Style/ElseAlignment:
  Enabled: false

# indent first param on next line against code flow, not opening statement
Style/FirstParameterIndentation:
  EnforcedStyle: consistent

# sprintf is much more common than format
Style/FormatString:
  EnforcedStyle: format

# hashes should be indented against code flow, not assignment
Style/IndentHash:
  EnforcedStyle: consistent

# indents against opening block, not code flow
Style/IndentationWidth:
  Enabled: false

# align with code flow
Style/MultilineOperationIndentation:
  EnforcedStyle: indented

# different methods calls that do exactly the same thing are a smell, regardless of semantics
Style/SignalException:
  EnforcedStyle: only_raise

# we don't care whether you use ' or "
Style/StringLiterals:
  Enabled: false

# "Refactor" severity - intended as warnings, not violations
Metrics/LineLength:
  Severity: refactor
  Max: 180

Metrics/ClassLength:
  Severity: refactor
  Max: 300

Metrics/MethodLength:
  Max: 30
  Severity: refactor

Metrics/CyclomaticComplexity:
  Max: 10
  Severity: refactor

Metrics/PerceivedComplexity:
  Severity: refactor

Metrics/AbcSize:
  Max: 30
  Severity: refactor