# These are all the cops that are enabled in the default configuration. AccessControl: Description: > Indent private/protected as deep as defs and keep blank lines around them. Enabled: true Alias: Description: 'Use alias_method instead of alias.' Enabled: true AlignArray: Description: > Align the elements of an array literal if they span more than one line. Enabled: true AlignHash: Description: > Align the elements of a hash literal if they span more than one line. Enabled: true AlignParameters: Description: > Align the parameters of a method call if they span more than one line. Enabled: true AndOr: Description: 'Use &&/|| instead of and/or.' Enabled: true AsciiIdentifiers: Description: 'Use only ascii symbols in identifiers.' Enabled: true AsciiComments: Description: 'Use only ascii symbols in comments.' Enabled: true Attr: Description: 'Checks for uses of Module#attr.' Enabled: true BeginBlock: Description: 'Avoid the use of BEGIN blocks.' Enabled: true Blocks: Description: > Avoid using {...} for multi-line blocks (multiline chaining is always ugly). Prefer {...} over do...end for single-line blocks. Enabled: true BlockComments: Description: 'Do not use block comments.' Enabled: true BlockNesting: Description: 'Avoid excessive block nesting' Enabled: true CaseEquality: Description: 'Avoid explicit use of the case equality operator(===).' Enabled: true CaseIndentation: Description: 'Indent when as deep as case.' Enabled: true CharacterLiteral: Description: 'Checks for uses of character literals.' Enabled: true ClassLength: Description: 'Avoid classes longer than 100 lines of code.' Enabled: true ClassAndModuleCamelCase: Description: 'Use CamelCase for classes and modules.' Enabled: true ClassMethods: Description: 'Use self when defining module/class methods.' Enabled: true ClassVars: Description: 'Avoid the use of class variables.' Enabled: true CollectionMethods: Description: 'Preferred collection methods.' Enabled: true ColonMethodCall: Description: 'Do not use :: for method call.' Enabled: true ConstantName: Description: 'Constants should use SCREAMING_SNAKE_CASE.' Enabled: true DefWithParentheses: Description: 'Use def with parentheses when there are arguments.' Enabled: true DefWithoutParentheses: Description: > Omit the parentheses when the method doesn't accept any arguments. Enabled: true Documentation: Description: 'Document classes and non-namespace modules.' Enabled: true DotPosition: Description: 'Checks the position of the dot in multi-line method calls.' Enabled: true EmptyLines: Description: "Don't use several empty lines in a row." Enabled: true EmptyLineBetweenDefs: Description: 'Use empty lines between defs.' Enabled: true EmptyLiteral: Description: 'Prefer literals to Array.new/Hash.new/String.new.' Enabled: true Encoding: Description: 'Use UTF-8 as the source file encoding.' Enabled: true EndBlock: Description: 'Avoid the use of END blocks.' Enabled: true EndOfLine: Description: 'Use Unix-style line endings.' Enabled: true EnsureReturn: Description: 'Never use return in an ensure block.' Enabled: true Eval: Description: 'The use of eval represents a serious security risk.' Enabled: true EvenOdd: Description: 'Favor the use of Fixnum#even? && Fixnum#odd?' Enabled: true FavorJoin: Description: 'Use Array#join instead of Array#*.' Enabled: true FavorSprintf: Description: 'Use sprintf instead of String#%.' Enabled: true FavorUnlessOverNegatedIf: Description: > Favor unless over if for negative conditions (or control flow or). Enabled: true FavorUntilOverNegatedWhile: Description: 'Favor until over while for negative conditions.' Enabled: true FinalNewline: Description: 'Checks for a final newline in a source file.' Enabled: true For: Description: 'Prefer each over for.' Enabled: true GlobalVars: Description: 'Do not introduce global variables.' Enabled: true HandleExceptions: Description: "Don't suppress exception." Enabled: true HashMethods: Description: 'Checks for use of deprecated Hash methods.' Enabled: true HashSyntax: Description: > Prefer Ruby 1.9 hash syntax { a: 1, b: 2 } over 1.8 syntax { :a => 1, :b => 2 }. Enabled: true IfWithSemicolon: Description: 'Never use if x; .... Use the ternary operator instead.' Enabled: true IfUnlessModifier: Description: > Favor modifier if/unless usage when you have a single-line body. Enabled: true IndentationWidth: Description: 'Use 2 spaces for indentation.' Enabled: true Lambda: Description: 'Use the new lambda literal syntax for single-line blocks.' Enabled: true LambdaCall: Description: 'Use lambda.call(...) instead of lambda.(...).' Enabled: true LineLength: Description: 'Limit lines to 79 characters.' Enabled: true LeadingCommentSpace: Description: 'Comments should start with a space.' Enabled: true Loop: Description: > Use Kernel#loop with break rather than begin/end/until or begin/end/while for post-loop tests. Enabled: true MethodCallParentheses: Description: 'Do not use parentheses for method calls with no arguments.' Enabled: true MethodLength: Description: 'Avoid methods longer than 10 lines of code.' Enabled: true MethodName: Description: 'Use the configured style when naming methods.' Enabled: true ModuleFunction: Description: 'Checks for usage of `extend self` in modules.' Enabled: true MultilineBlockChain: Description: 'Avoid multi-line chains of blocks.' Enabled: true MultilineIfThen: Description: 'Never use then for multi-line if/unless.' Enabled: true MultilineTernaryOperator: Description: > Avoid multi-line ?: (the ternary operator); use if/unless instead. Enabled: true NestedTernaryOperator: Description: 'Use one expression per branch in a ternary operator.' Enabled: true NilComparison: Description: 'Prefer x.nil? to x == nil.' Enabled: true Not: Description: 'Use ! instead of not.' Enabled: true NumericLiterals: Description: > Add underscores to large numeric literals to improve their readability. Enabled: true OneLineConditional: Description: > Favor the ternary operator(?:) over if/then/else/end constructs. Enabled: true OpMethod: Description: 'When defining binary operators, name the argument other.' Enabled: true ParameterLists: Description: 'Avoid parameter lists longer than three or four parameters.' Enabled: true ParenthesesAroundCondition: Description: > Don't use parentheses around the condition of an if/unless/while. Enabled: true PerlBackrefs: Description: 'Avoid Perl-style regex back references.' Enabled: true Proc: Description: 'Use proc instead of Proc.new.' Enabled: true RaiseArgs: Description: 'Checks the arguments passed to raise/fail.' Enabled: true ReduceArguments: Description: 'Name reduce arguments |a, e| (accumulator, element)' Enabled: true RedundantBegin: Description: "Don't use begin blocks when they are not needed." Enabled: true RedundantException: Description: "Checks for an obsolete RuntimeException argument in raise/fail." Enabled: true RedundantSelf: Description: "Don't use self where it's not needed." Enabled: true RedundantReturn: Description: "Don't use return where it's not required." Enabled: true RegexpLiteral: Description: > Use %r for regular expressions matching more than `MaxSlashes` '/' characters. Use %r only for regular expressions matching more than `MaxSlashes` '/' character. Enabled: true RescueModifier: Description: 'Avoid using rescue in its modifier form.' Enabled: true RescueException: Description: 'Avoid rescuing the Exception class.' Enabled: true Semicolon: Description: "Don't use semicolons to terminate expressions." Enabled: true SignalException: Description: 'Checks for proper usage of fail and raise.' Enabled: true SingleLineMethods: Description: 'Avoid single-line methods.' Enabled: true SpaceAroundOperators: Description: 'Use spaces around operators.' Enabled: true SpaceAroundBlockBraces: Description: > Checks that block braces have or don't have surrounding space. For blocks taking parameters, checks that the left brace has or doesn't have trailing space. Enabled: true SpaceInsideParens: Description: 'No spaces after ( or before ).' Enabled: true SpaceInsideBrackets: Description: 'No spaces after [ or before ].' Enabled: true SpaceAfterColon: Description: 'Use spaces after colons.' Enabled: true SpaceAfterComma: Description: 'Use spaces after commas.' Enabled: true SpaceAfterControlKeyword: Description: 'Use spaces after if/elsif/unless/while/until/case/when.' Enabled: true SpaceAfterMethodName: Description: > Never put a space between a method name and the opening parenthesis. Enabled: true SpaceAfterNot: Description: Tracks redundant space after the ! operator. Enabled: true SpaceAfterSemicolon: Description: 'Use spaces after semicolons.' Enabled: true SpaceAroundEqualsInParameterDefault: Description: > Use spaces around the = operator when assigning default values in def params. Enabled: true SpaceBeforeModifierKeyword: Description: 'Put a space before the modifier keyword.' Enabled: true SpaceInsideHashLiteralBraces: Description: "Use spaces inside hash literal braces - or don't." Enabled: true SpecialGlobalVars: Description: 'Avoid Perl-style global variables.' Enabled: true StringLiterals: Description: 'Checks if uses of quotes match the configured preference.' Enabled: true SymbolName: Description: 'Symbol literals should use snake_case.' Enabled: true Tab: Description: 'No hard tabs.' Enabled: true TrailingBlankLines: Description: 'Checks for superflous trailing blank lines.' Enabled: true TrailingWhitespace: Description: 'Avoid trailing whitespace.' Enabled: true TrivialAccessors: Description: 'Prefer attr_* methods to trivial readers/writers.' Enabled: true UnlessElse: Description: > Never use unless with else. Rewrite these with the positive case first. Enabled: true VariableInterpolation: Description: > Don't interpolate global, instance and class variables directly in strings. Enabled: true VariableName: Description: 'Use the configured style when naming variables.' Enabled: true WhenThen: Description: 'Use when x then ... for one-line cases.' Enabled: true WhileUntilModifier: Description: > Favor modifier while/until usage when you have a single-line body. Enabled: true WordArray: Description: 'Use %w or %W for arrays of words.' Enabled: true WhileUntilDo: Description: 'Checks for redundant do after while or until.' Enabled: true BracesAroundHashParameters: Description: 'Enforce braces style inside hash parameters.' Enabled: true #################### Lint ################################ ### Warnings AssignmentInCondition: Description: "Don't use assignment in conditions." Enabled: true BlockAlignment: Description: 'Align block ends correctly.' Enabled: true CommentAnnotation: Description: > Checks formatting of special comments (TODO, FIXME, OPTIMIZE, HACK, REVIEW). Enabled: true Debugger: Description: 'Check for debugger calls.' Enabled: true EmptyEnsure: Description: 'Checks for empty ensure block.' Enabled: true EndAlignment: Description: 'Align ends correctly.' Enabled: true EndInMethod: Description: 'END blocks should not be placed inside method definitions.' Enabled: true LiteralInCondition: Description: 'Checks of literals used in conditions.' Enabled: true ParenthesesAsGroupedExpression: Description: > Checks for method calls with a space before the opening parenthesis. Enabled: true ShadowingOuterLocalVariable: Description: > Do not use the same name as outer local variable for block arguments or block local variables. Enabled: true Syntax: Description: 'Reports several basic syntax warnings and invalid syntaxes.' Enabled: true UnreachableCode: Description: 'Unreachable code.' Enabled: true UselessAssignment: Description: 'Checks for useless assignment to a local variable.' Enabled: true UselessSetterCall: Description: 'Checks for useless setter call to a local variable.' Enabled: true UselessComparison: Description: 'Checks for comparison of something with itself.' Enabled: true Void: Description: 'Possible use of operator/literal/variable in void context.' Enabled: true ##################### Rails ################################## HasAndBelongsToMany: Description: 'Prefer has_many :through to has_and_belongs_to_many.' Enabled: true ReadAttribute: Description: 'Prefer self[:attribute] over read_attribute(:attribute).' Enabled: true Validation: Description: 'Use sexy validations.' Enabled: true