Module: RuboCop::Cop::ConfigurableEnforcedStyle

Included in:
Bundler::OrderedGems, ConfigurableFormatting, EndKeywordAlignment, Gemspec::OrderedDependencies, Layout::AccessModifierIndentation, Layout::BlockAlignment, Layout::CaseIndentation, Layout::DotPosition, Layout::EmptyLinesAroundBody, Layout::EndOfLine, Layout::FirstParameterIndentation, Layout::IndentArray, Layout::IndentHash, Layout::IndentHeredoc, Layout::IndentationConsistency, Layout::MultilineAssignmentLayout, Layout::MultilineMethodCallIndentation, Layout::MultilineOperationIndentation, Layout::SpaceAroundBlockParameters, Layout::SpaceAroundEqualsInParameterDefault, Layout::SpaceBeforeBlockBraces, Layout::SpaceInLambdaLiteral, Layout::SpaceInsideArrayLiteralBrackets, Layout::SpaceInsideBlockBraces, Layout::SpaceInsideHashLiteralBraces, Layout::SpaceInsideParens, Layout::SpaceInsideReferenceBrackets, Layout::SpaceInsideStringInterpolation, Layout::TrailingBlankLines, Lint::InheritException, MultilineLiteralBraceLayout, Naming::HeredocDelimiterCase, Naming::MemoizedInstanceVariableName, Rails::ActionFilter, Rails::Date, Rails::Exit, Rails::FilePath, Rails::HttpStatus, Rails::RequestReferer, Rails::TimeZone, Rails::UniqBeforePluck, Style::AccessModifierDeclarations, Style::Alias, Style::AndOr, Style::BarePercentLiterals, Style::BlockDelimiters, Style::BracesAroundHashParameters, Style::ClassAndModuleChildren, Style::ClassCheck, Style::CommandLiteral, Style::ConditionalAssignment, Style::EmptyElse, Style::EmptyMethod, Style::For, Style::FormatString, Style::FormatStringToken, Style::FrozenStringLiteralComment, Style::HashSyntax, Style::Lambda, Style::LambdaCall, Style::MethodCallWithArgsParentheses, Style::MethodDefParentheses, Style::MissingElse, Style::MixinGrouping, Style::ModuleFunction, Style::MultilineMemoization, Style::NegatedIf, Style::Next, Style::NilComparison, Style::NumericPredicate, Style::PercentQLiterals, Style::PreferredHashMethods, Style::RaiseArgs, Style::RegexpLiteral, Style::RescueStandardError, Style::ReturnNil, Style::SignalException, Style::SpecialGlobalVars, Style::StabbyLambdaParentheses, Style::StringLiterals, Style::StringLiteralsInInterpolation, Style::SymbolArray, Style::TernaryParentheses, Style::WordArray, Style::YodaCondition, TrailingComma
Defined in:
lib/rubocop/cop/mixin/configurable_enforced_style.rb

Overview

Handles ‘EnforcedStyle` configuration parameters.

Instance Method Summary collapse

Instance Method Details

#alternative_style ⇒ Object 



74
75
76
77
78
79
80
 
# File 'lib/rubocop/cop/mixin/configurable_enforced_style.rb', line 74

def alternative_style
  if supported_styles.size != 2
    raise 'alternative_style can only be used when there are exactly ' \
         '2 SupportedStyles'
  end
  alternative_styles.first
end

#alternative_styles ⇒ Object 



82
83
84
 
# File 'lib/rubocop/cop/mixin/configurable_enforced_style.rb', line 82

def alternative_styles
  (supported_styles - [style])
end

#ambiguous_style_detected(*possibilities) ⇒ Object 



19
20
21
 
# File 'lib/rubocop/cop/mixin/configurable_enforced_style.rb', line 19

def ambiguous_style_detected(*possibilities)
  style_detected(possibilities)
end

#correct_style_detected ⇒ Object 



11
12
13
 
# File 'lib/rubocop/cop/mixin/configurable_enforced_style.rb', line 11

def correct_style_detected
  style_detected(style)
end

#detected_style ⇒ Object 



52
53
54
 
# File 'lib/rubocop/cop/mixin/configurable_enforced_style.rb', line 52

def detected_style
  Formatter::DisabledConfigFormatter.detected_styles[cop_name] ||= nil
end

#detected_style=(style) ⇒ Object 



56
57
58
 
# File 'lib/rubocop/cop/mixin/configurable_enforced_style.rb', line 56

def detected_style=(style)
  Formatter::DisabledConfigFormatter.detected_styles[cop_name] = style
end

#no_acceptable_style! ⇒ Object Also known as: conflicting_styles_detected, unrecognized_style_detected 



48
49
50
 
# File 'lib/rubocop/cop/mixin/configurable_enforced_style.rb', line 48

def no_acceptable_style!
  self.config_to_allow_offenses = { 'Enabled' => false }
end

#no_acceptable_style? ⇒ Boolean

Returns:

  • (Boolean) 


44
45
46
 
# File 'lib/rubocop/cop/mixin/configurable_enforced_style.rb', line 44

def no_acceptable_style?
  config_to_allow_offenses['Enabled'] == false
end

#opposite_style_detected ⇒ Object 



7
8
9
 
# File 'lib/rubocop/cop/mixin/configurable_enforced_style.rb', line 7

def opposite_style_detected
  style_detected(alternative_style)
end

#style ⇒ Object 



63
64
65
66
67
68
69
70
71
72
 
# File 'lib/rubocop/cop/mixin/configurable_enforced_style.rb', line 63

def style
  @style ||= begin
    s = cop_config[style_parameter_name].to_sym
    unless supported_styles.include?(s)
      raise "Unknown style #{s} selected!"
    end

    s
  end
end

#style_detected(detected) ⇒ Object 



23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
 
# File 'lib/rubocop/cop/mixin/configurable_enforced_style.rb', line 23

def style_detected(detected)
  return if no_acceptable_style?

  # `detected` can be a single style or an Array of possible styles
  # (if there is more than one which matches the observed code)
  detected_as_strings = Array(detected).map(&:to_s)

  updated_list = if detected_style
                   detected_style & detected_as_strings
                 else
                   # We haven't observed any specific style yet.
                   detected_as_strings
                 end
  if updated_list.empty?
    no_acceptable_style!
  else
    self.detected_style = updated_list
    config_to_allow_offenses[style_parameter_name] = updated_list.first
  end
end

#style_parameter_name ⇒ Object 



93
94
95
 
# File 'lib/rubocop/cop/mixin/configurable_enforced_style.rb', line 93

def style_parameter_name
  'EnforcedStyle'
end

#supported_styles ⇒ Object 



86
87
88
89
90
91
 
# File 'lib/rubocop/cop/mixin/configurable_enforced_style.rb', line 86

def supported_styles
  @supported_styles ||= begin
    supported_styles = Util.to_supported_styles(style_parameter_name)
    cop_config[supported_styles].map(&:to_sym)
  end
end

#unexpected_style_detected(unexpected) ⇒ Object 



15
16
17
 
# File 'lib/rubocop/cop/mixin/configurable_enforced_style.rb', line 15

def unexpected_style_detected(unexpected)
  style_detected(unexpected)
end