# These are all the cops that are enabled in the default configuration. Style/AccessModifierIndentation: Description: Check indentation of private/protected visibility modifiers. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#indent-public-private-protected' Enabled: true Style/AccessorMethodName: Description: Check the naming of accessor methods for get_/set_. Enabled: true Style/Alias: Description: 'Use alias_method instead of alias.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#alias-method' Enabled: true Style/AlignArray: Description: >- Align the elements of an array literal if they span more than one line. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#align-multiline-arrays' Enabled: true Style/AlignHash: Description: >- Align the elements of a hash literal if they span more than one line. Enabled: true Style/AlignParameters: Description: >- Align the parameters of a method call if they span more than one line. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-double-indent' Enabled: true Style/AndOr: Description: 'Use &&/|| instead of and/or.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-and-or-or' Enabled: true Style/ArrayJoin: Description: 'Use Array#join instead of Array#*.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#array-join' Enabled: true Style/AsciiComments: Description: 'Use only ascii symbols in comments.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#english-comments' Enabled: true Style/AsciiIdentifiers: Description: 'Use only ascii symbols in identifiers.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#english-identifiers' Enabled: true Style/Attr: Description: 'Checks for uses of Module#attr.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#attr' Enabled: true Style/BeginBlock: Description: 'Avoid the use of BEGIN blocks.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-BEGIN-blocks' Enabled: true Style/BarePercentLiterals: Description: 'Checks if usage of %() or %Q() matches configuration.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#percent-q-shorthand' Enabled: true Style/BlockComments: Description: 'Do not use block comments.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-block-comments' Enabled: true Style/BlockEndNewline: Description: 'Put end statement of multiline block on its own line.' Enabled: true Style/BlockDelimiters: Description: >- Avoid using {...} for multi-line blocks (multiline chaining is always ugly). Prefer {...} over do...end for single-line blocks. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#single-line-blocks' Enabled: true Style/BracesAroundHashParameters: Description: 'Enforce braces style around hash parameters.' Enabled: true Style/CaseEquality: Description: 'Avoid explicit use of the case equality operator(===).' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-case-equality' Enabled: true Style/CaseIndentation: Description: 'Indentation of when in a case/when/[else/]end.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#indent-when-to-case' Enabled: true Style/CharacterLiteral: Description: 'Checks for uses of character literals.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-character-literals' Enabled: true Style/ClassAndModuleCamelCase: Description: 'Use CamelCase for classes and modules.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#camelcase-classes' Enabled: true Style/ClassAndModuleChildren: Description: 'Checks style of children classes and modules.' Enabled: true Style/ClassCheck: Description: 'Enforces consistent use of `Object#is_a?` or `Object#kind_of?`.' Enabled: true Style/ClassMethods: Description: 'Use self when defining module/class methods.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#def-self-class-methods' Enabled: true Style/ClassVars: Description: 'Avoid the use of class variables.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-class-vars' Enabled: true Style/ClosingParenthesisIndentation: Description: 'Checks the indentation of hanging closing parentheses.' Enabled: true Style/ColonMethodCall: Description: 'Do not use :: for method call.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#double-colons' Enabled: true Style/CommandLiteral: Description: 'Use `` or %x around command literals.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#percent-x' Enabled: true Style/CommentAnnotation: Description: >- Checks formatting of special comments (TODO, FIXME, OPTIMIZE, HACK, REVIEW). StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#annotate-keywords' Enabled: true Style/CommentIndentation: Description: 'Indentation of comments.' Enabled: true Style/ConstantName: Description: 'Constants should use SCREAMING_SNAKE_CASE.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#screaming-snake-case' Enabled: true Style/DefWithParentheses: Description: 'Use def with parentheses when there are arguments.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#method-parens' Enabled: true Style/DeprecatedHashMethods: Description: 'Checks for use of deprecated Hash methods.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#hash-key' Enabled: true Style/Documentation: Description: 'Document classes and non-namespace modules.' Enabled: true Exclude: - 'spec/**/*' - 'test/**/*' Style/DotPosition: Description: 'Checks the position of the dot in multi-line method calls.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#consistent-multi-line-chains' Enabled: true Style/DoubleNegation: Description: 'Checks for uses of double negation (!!).' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-bang-bang' Enabled: true Style/EachWithObject: Description: 'Prefer `each_with_object` over `inject` or `reduce`.' Enabled: true Style/ElseAlignment: Description: 'Align elses and elsifs correctly.' Enabled: true Style/EmptyElse: Description: 'Avoid empty else-clauses.' Enabled: true Style/EmptyLineBetweenDefs: Description: 'Use empty lines between defs.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#empty-lines-between-methods' Enabled: true Style/EmptyLines: Description: "Don't use several empty lines in a row." Enabled: true Style/EmptyLinesAroundAccessModifier: Description: "Keep blank lines around access modifiers." Enabled: true Style/EmptyLinesAroundBlockBody: Description: "Keeps track of empty lines around block bodies." Enabled: true Style/EmptyLinesAroundClassBody: Description: "Keeps track of empty lines around class bodies." Enabled: true Style/EmptyLinesAroundModuleBody: Description: "Keeps track of empty lines around module bodies." Enabled: true Style/EmptyLinesAroundMethodBody: Description: "Keeps track of empty lines around method bodies." Enabled: true Style/EmptyLiteral: Description: 'Prefer literals to Array.new/Hash.new/String.new.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#literal-array-hash' Enabled: true Style/EndBlock: Description: 'Avoid the use of END blocks.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-END-blocks' Enabled: true Style/EndOfLine: Description: 'Use Unix-style line endings.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#crlf' Enabled: true Style/EvenOdd: Description: 'Favor the use of Fixnum#even? && Fixnum#odd?' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#predicate-methods' Enabled: true Style/ExtraSpacing: Description: 'Do not use unnecessary spacing.' Enabled: true Style/FileName: Description: 'Use snake_case for source file names.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#snake-case-files' Enabled: true Style/InitialIndentation: Description: >- Checks the indentation of the first non-blank non-comment line in a file. Enabled: true Style/FirstParameterIndentation: Description: 'Checks the indentation of the first parameter in a method call.' Enabled: true Style/FlipFlop: Description: 'Checks for flip flops' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-flip-flops' Enabled: true Style/For: Description: 'Checks use of for or each in multiline loops.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-for-loops' Enabled: true Style/FormatString: Description: 'Enforce the use of Kernel#sprintf, Kernel#format or String#%.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#sprintf' Enabled: true Style/GlobalVars: Description: 'Do not introduce global variables.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#instance-vars' Reference: 'http://www.zenspider.com/Languages/Ruby/QuickRef.html' Enabled: true Style/GuardClause: Description: 'Check for conditionals that can be replaced with guard clauses' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-nested-conditionals' Enabled: true Style/HashSyntax: Description: >- Prefer Ruby 1.9 hash syntax { a: 1, b: 2 } over 1.8 syntax { :a => 1, :b => 2 }. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#hash-literals' Enabled: true Style/IfUnlessModifier: Description: >- Favor modifier if/unless usage when you have a single-line body. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#if-as-a-modifier' Enabled: true Style/IfWithSemicolon: Description: 'Do not use if x; .... Use the ternary operator instead.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-semicolon-ifs' Enabled: true Style/IndentationConsistency: Description: 'Keep indentation straight.' Enabled: true Style/IndentationWidth: Description: 'Use 2 spaces for indentation.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#spaces-indentation' Enabled: true Style/IndentArray: Description: >- Checks the indentation of the first element in an array literal. Enabled: true Style/IndentHash: Description: 'Checks the indentation of the first key in a hash literal.' Enabled: true Style/InfiniteLoop: Description: 'Use Kernel#loop for infinite loops.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#infinite-loop' Enabled: true Style/Lambda: Description: 'Use the new lambda literal syntax for single-line blocks.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#lambda-multi-line' Enabled: true Style/LambdaCall: Description: 'Use lambda.call(...) instead of lambda.(...).' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#proc-call' Enabled: true Style/LeadingCommentSpace: Description: 'Comments should start with a space.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#hash-space' Enabled: true Style/LineEndConcatenation: Description: >- Use \ instead of + or << to concatenate two string literals at line end. Enabled: true Style/MethodCallParentheses: Description: 'Do not use parentheses for method calls with no arguments.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-args-no-parens' Enabled: true Style/MethodDefParentheses: Description: >- Checks if the method definitions have or don't have parentheses. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#method-parens' Enabled: true Style/MethodName: Description: 'Use the configured style when naming methods.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#snake-case-symbols-methods-vars' Enabled: true Style/ModuleFunction: Description: 'Checks for usage of `extend self` in modules.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#module-function' Enabled: true Style/MultilineBlockChain: Description: 'Avoid multi-line chains of blocks.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#single-line-blocks' Enabled: true Style/MultilineBlockLayout: Description: 'Ensures newlines after multiline block do statements.' Enabled: true Style/MultilineIfThen: Description: 'Do not use then for multi-line if/unless.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-then' Enabled: true Style/MultilineOperationIndentation: Description: >- Checks indentation of binary operations that span more than one line. Enabled: true Style/MultilineTernaryOperator: Description: >- Avoid multi-line ?: (the ternary operator); use if/unless instead. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-multiline-ternary' Enabled: true Style/NegatedIf: Description: >- Favor unless over if for negative conditions (or control flow or). StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#unless-for-negatives' Enabled: true Style/NegatedWhile: Description: 'Favor until over while for negative conditions.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#until-for-negatives' Enabled: true Style/NestedModifier: Description: 'Avoid using nested modifiers.' Enabled: true Style/NestedTernaryOperator: Description: 'Use one expression per branch in a ternary operator.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-nested-ternary' Enabled: true Style/Next: Description: 'Use `next` to skip iteration instead of a condition at the end.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-nested-conditionals' Enabled: true Style/NilComparison: Description: 'Prefer x.nil? to x == nil.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#predicate-methods' Enabled: true Style/NonNilCheck: Description: 'Checks for redundant nil checks.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-non-nil-checks' Enabled: true Style/Not: Description: 'Use ! instead of not.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#bang-not-not' Enabled: true Style/NumericLiterals: Description: >- Add underscores to large numeric literals to improve their readability. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#underscores-in-numerics' Enabled: true Style/OneLineConditional: Description: >- Favor the ternary operator(?:) over if/then/else/end constructs. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#ternary-operator' Enabled: true Style/OpMethod: Description: 'When defining binary operators, name the argument other.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#other-arg' Enabled: true Style/OptionalArguments: Description: >- Checks for optional arguments that do not appear at the end of the argument list StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#optional-arguments' Enabled: true Style/ParallelAssignment: Description: >- Check for simple usages of parallel assignment. It will only warn when the number of variables matches on both sides of the assignment. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#parallel-assignment' Enabled: true Style/ParenthesesAroundCondition: Description: >- Don't use parentheses around the condition of an if/unless/while. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-parens-if' Enabled: true Style/PercentLiteralDelimiters: Description: 'Use `%`-literal delimiters consistently' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#percent-literal-braces' Enabled: true Style/PercentQLiterals: Description: 'Checks if uses of %Q/%q match the configured preference.' Enabled: true Style/PerlBackrefs: Description: 'Avoid Perl-style regex back references.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-perl-regexp-last-matchers' Enabled: true Style/PredicateName: Description: 'Check the names of predicate methods.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#bool-methods-qmark' Enabled: true Style/Proc: Description: 'Use proc instead of Proc.new.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#proc' Enabled: true Style/RaiseArgs: Description: 'Checks the arguments passed to raise/fail.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#exception-class-messages' Enabled: true Style/RedundantBegin: Description: "Don't use begin blocks when they are not needed." StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#begin-implicit' Enabled: true Style/RedundantException: Description: "Checks for an obsolete RuntimeException argument in raise/fail." StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-explicit-runtimeerror' Enabled: true Style/RedundantFreeze: Description: "Checks usages of Object#freeze on immutable objects." Enabled: true Style/RedundantReturn: Description: "Don't use return where it's not required." StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-explicit-return' Enabled: true Style/RedundantSelf: Description: "Don't use self where it's not needed." StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-self-unless-required' Enabled: true Style/RegexpLiteral: Description: 'Use / or %r around regular expressions.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#percent-r' Enabled: true Style/RescueEnsureAlignment: Description: 'Align rescues and ensures correctly.' Enabled: true Style/RescueModifier: Description: 'Avoid using rescue in its modifier form.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-rescue-modifiers' Enabled: true Style/SelfAssignment: Description: >- Checks for places where self-assignment shorthand should have been used. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#self-assignment' Enabled: true Style/Semicolon: Description: "Don't use semicolons to terminate expressions." StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-semicolon' Enabled: true Style/SignalException: Description: 'Checks for proper usage of fail and raise.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#fail-method' Enabled: true Style/SingleLineBlockParams: Description: 'Enforces the names of some block params.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#reduce-blocks' Enabled: true Style/SingleLineMethods: Description: 'Avoid single-line methods.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-single-line-methods' Enabled: true Style/SingleSpaceBeforeFirstArg: Description: >- Checks that exactly one space is used between a method name and the first argument for method calls without parentheses. Enabled: true Style/SpaceAfterColon: Description: 'Use spaces after colons.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#spaces-operators' Enabled: true Style/SpaceAfterComma: Description: 'Use spaces after commas.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#spaces-operators' Enabled: true Style/SpaceAfterControlKeyword: Description: 'Use spaces after if/elsif/unless/while/until/case/when.' Enabled: true Style/SpaceAfterMethodName: Description: >- Do not put a space between a method name and the opening parenthesis in a method definition. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#parens-no-spaces' Enabled: true Style/SpaceAfterNot: Description: Tracks redundant space after the ! operator. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-space-bang' Enabled: true Style/SpaceAfterSemicolon: Description: 'Use spaces after semicolons.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#spaces-operators' Enabled: true Style/SpaceBeforeBlockBraces: Description: >- Checks that the left block brace has or doesn't have space before it. Enabled: true Style/SpaceBeforeComma: Description: 'No spaces before commas.' Enabled: true Style/SpaceBeforeComment: Description: >- Checks for missing space between code and a comment on the same line. Enabled: true Style/SpaceBeforeSemicolon: Description: 'No spaces before semicolons.' Enabled: true Style/SpaceInsideBlockBraces: 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 Style/SpaceAroundBlockParameters: Description: 'Checks the spacing inside and after block parameters pipes.' Enabled: true Style/SpaceAroundEqualsInParameterDefault: Description: >- Checks that the equals signs in parameter default assignments have or don't have surrounding space depending on configuration. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#spaces-around-equals' Enabled: true Style/SpaceAroundOperators: Description: 'Use a single space around operators.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#spaces-operators' Enabled: true Style/SpaceBeforeModifierKeyword: Description: 'Put a space before the modifier keyword.' Enabled: true Style/SpaceInsideBrackets: Description: 'No spaces after [ or before ].' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-spaces-braces' Enabled: true Style/SpaceInsideHashLiteralBraces: Description: "Use spaces inside hash literal braces - or don't." StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#spaces-operators' Enabled: true Style/SpaceInsideParens: Description: 'No spaces after ( or before ).' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-spaces-braces' Enabled: true Style/SpaceInsideRangeLiteral: Description: 'No spaces inside range literals.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-space-inside-range-literals' Enabled: true Style/SpaceInsideStringInterpolation: Description: 'Checks for padding/surrounding spaces inside string interpolation.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#string-interpolation' Enabled: true Style/SpecialGlobalVars: Description: 'Avoid Perl-style global variables.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-cryptic-perlisms' Enabled: true Style/StabbyLambdaParentheses: Description: 'Check for the usage of parentheses around stabby lambda arguments.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#stabby-lambda-with-args' Enabled: true Style/StringLiterals: Description: 'Checks if uses of quotes match the configured preference.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#consistent-string-literals' Enabled: true Style/StringLiteralsInInterpolation: Description: >- Checks if uses of quotes inside expressions in interpolated strings match the configured preference. Enabled: true Style/StructInheritance: Description: 'Checks for inheritance from Struct.new.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-extend-struct-new' Enabled: true Style/SymbolLiteral: Description: 'Use plain symbols instead of string symbols when possible.' Enabled: true Style/SymbolProc: Description: 'Use symbols as procs instead of blocks when possible.' Enabled: true Style/Tab: Description: 'No hard tabs.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#spaces-indentation' Enabled: true Style/TrailingBlankLines: Description: 'Checks trailing blank lines and final newline.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#newline-eof' Enabled: true Style/TrailingComma: Description: 'Checks for trailing comma in parameter lists and literals.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-trailing-array-commas' Enabled: true Style/TrailingWhitespace: Description: 'Avoid trailing whitespace.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-trailing-whitespace' Enabled: true Style/TrivialAccessors: Description: 'Prefer attr_* methods to trivial readers/writers.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#attr_family' Enabled: true Style/UnlessElse: Description: >- Do not use unless with else. Rewrite these with the positive case first. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-else-with-unless' Enabled: true Style/UnneededCapitalW: Description: 'Checks for %W when interpolation is not needed.' Enabled: true Style/UnneededPercentQ: Description: 'Checks for %q/%Q when single quotes or double quotes would do.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#percent-q' Enabled: true Style/TrailingUnderscoreVariable: Description: >- Checks for the usage of unneeded trailing underscores at the end of parallel variable assignment. AllowNamedUnderscoreVariables: true Enabled: true Style/VariableInterpolation: Description: >- Don't interpolate global, instance and class variables directly in strings. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#curlies-interpolate' Enabled: true Style/VariableName: Description: 'Use the configured style when naming variables.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#snake-case-symbols-methods-vars' Enabled: true Style/WhenThen: Description: 'Use when x then ... for one-line cases.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#one-line-cases' Enabled: true Style/WhileUntilDo: Description: 'Checks for redundant do after while or until.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-multiline-while-do' Enabled: true Style/WhileUntilModifier: Description: >- Favor modifier while/until usage when you have a single-line body. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#while-as-a-modifier' Enabled: true Style/WordArray: Description: 'Use %w or %W for arrays of words.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#percent-w' Enabled: true #################### Metrics ################################ Metrics/AbcSize: Description: >- A calculated magnitude based on number of assignments, branches, and conditions. Reference: 'http://c2.com/cgi/wiki?AbcMetric' Enabled: true Metrics/BlockNesting: Description: 'Avoid excessive block nesting' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#three-is-the-number-thou-shalt-count' Enabled: true Metrics/ClassLength: Description: 'Avoid classes longer than 100 lines of code.' Enabled: true Metrics/ModuleLength: Description: 'Avoid modules longer than 100 lines of code.' Enabled: true Metrics/CyclomaticComplexity: Description: >- A complexity metric that is strongly correlated to the number of test cases needed to validate a method. Enabled: true Metrics/LineLength: Description: 'Limit lines to 80 characters.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#80-character-limits' Enabled: true Metrics/MethodLength: Description: 'Avoid methods longer than 10 lines of code.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#short-methods' Enabled: true Metrics/ParameterLists: Description: 'Avoid parameter lists longer than three or four parameters.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#too-many-params' Enabled: true Metrics/PerceivedComplexity: Description: >- A complexity metric geared towards measuring complexity for a human reader. Enabled: true #################### Lint ################################ ### Warnings Lint/AmbiguousOperator: Description: >- Checks for ambiguous operators in the first argument of a method invocation without parentheses. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#parens-as-args' Enabled: true Lint/AmbiguousRegexpLiteral: Description: >- Checks for ambiguous regexp literals in the first argument of a method invocation without parentheses. Enabled: true Lint/AssignmentInCondition: Description: "Don't use assignment in conditions." StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#safe-assignment-in-condition' Enabled: true Lint/BlockAlignment: Description: 'Align block ends correctly.' Enabled: true Lint/CircularArgumentReference: Description: "Default values in optional keyword arguments and optional ordinal arguments should not refer back to the name of the argument." Enabled: true Lint/ConditionPosition: Description: >- Checks for condition placed in a confusing position relative to the keyword. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#same-line-condition' Enabled: true Lint/Debugger: Description: 'Check for debugger calls.' Enabled: true Lint/DefEndAlignment: Description: 'Align ends corresponding to defs correctly.' Enabled: true Lint/DeprecatedClassMethods: Description: 'Check for deprecated class method calls.' Enabled: true Lint/DuplicateMethods: Description: 'Check for duplicate methods calls.' Enabled: true Lint/DuplicatedKey: Description: 'Check for duplicate keys in hash literals.' Enabled: true Lint/EachWithObjectArgument: Description: 'Check for immutable argument given to each_with_object.' Enabled: true Lint/ElseLayout: Description: 'Check for odd code arrangement in an else block.' Enabled: true Lint/EmptyEnsure: Description: 'Checks for empty ensure block.' Enabled: true Lint/EmptyInterpolation: Description: 'Checks for empty string interpolation.' Enabled: true Lint/EndAlignment: Description: 'Align ends correctly.' Enabled: true Lint/EndInMethod: Description: 'END blocks should not be placed inside method definitions.' Enabled: true Lint/EnsureReturn: Description: 'Do not use return in an ensure block.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-return-ensure' Enabled: true Lint/Eval: Description: 'The use of eval represents a serious security risk.' Enabled: true Lint/FormatParameterMismatch: Description: 'The number of parameters to format/sprint must match the fields.' Enabled: true Lint/HandleExceptions: Description: "Don't suppress exception." StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#dont-hide-exceptions' Enabled: true Lint/InvalidCharacterLiteral: Description: >- Checks for invalid character literals with a non-escaped whitespace character. Enabled: true Lint/LiteralInCondition: Description: 'Checks of literals used in conditions.' Enabled: true Lint/LiteralInInterpolation: Description: 'Checks for literals used in interpolation.' Enabled: true Lint/Loop: Description: >- Use Kernel#loop with break rather than begin/end/until or begin/end/while for post-loop tests. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#loop-with-break' Enabled: true Lint/NestedMethodDefinition: Description: 'Do not use nested method definitions.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-nested-methods' Enabled: true Lint/NonLocalExitFromIterator: Description: 'Do not use return in iterator to cause non-local exit.' Enabled: true Lint/ParenthesesAsGroupedExpression: Description: >- Checks for method calls with a space before the opening parenthesis. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#parens-no-spaces' Enabled: true Lint/RequireParentheses: Description: >- Use parentheses in the method call to avoid confusion about precedence. Enabled: true Lint/RescueException: Description: 'Avoid rescuing the Exception class.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-blind-rescues' Enabled: true Lint/ShadowingOuterLocalVariable: Description: >- Do not use the same name as outer local variable for block arguments or block local variables. Enabled: true Lint/SpaceBeforeFirstArg: Description: >- Put a space between a method name and the first argument in a method call without parentheses. Enabled: true Lint/StringConversionInInterpolation: Description: 'Checks for Object#to_s usage in string interpolation.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-to-s' Enabled: true Lint/UnderscorePrefixedVariableName: Description: 'Do not use prefix `_` for a variable that is used.' Enabled: true Lint/UnneededDisable: Description: >- Checks for rubocop:disable comments that can be removed. Note: this cop is not disabled when disabling all cops. It must be explicitly disabled. Enabled: true Lint/UnusedBlockArgument: Description: 'Checks for unused block arguments.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#underscore-unused-vars' Enabled: true Lint/UnusedMethodArgument: Description: 'Checks for unused method arguments.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#underscore-unused-vars' Enabled: true Lint/UnreachableCode: Description: 'Unreachable code.' Enabled: true Lint/UselessAccessModifier: Description: 'Checks for useless access modifiers.' Enabled: true Lint/UselessAssignment: Description: 'Checks for useless assignment to a local variable.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#underscore-unused-vars' Enabled: true Lint/UselessComparison: Description: 'Checks for comparison of something with itself.' Enabled: true Lint/UselessElseWithoutRescue: Description: 'Checks for useless `else` in `begin..end` without `rescue`.' Enabled: true Lint/UselessSetterCall: Description: 'Checks for useless setter call to a local variable.' Enabled: true Lint/Void: Description: 'Possible use of operator/literal/variable in void context.' Enabled: true ##################### Performance ############################# Performance/CaseWhenSplat: Description: >- Place `when` conditions that use splat at the end of the list of `when` branches. Enabled: true Performance/Count: Description: >- Use `count` instead of `select...size`, `reject...size`, `select...count`, `reject...count`, `select...length`, and `reject...length`. Enabled: true Performance/Detect: Description: >- Use `detect` instead of `select.first`, `find_all.first`, `select.last`, and `find_all.last`. Reference: 'https://github.com/JuanitoFatas/fast-ruby#enumerabledetect-vs-enumerableselectfirst-code' Enabled: true Performance/FixedSize: Description: 'Do not compute the size of statically sized objects except in constants' Enabled: true Performance/FlatMap: Description: >- Use `Enumerable#flat_map` instead of `Enumerable#map...Array#flatten(1)` or `Enumberable#collect..Array#flatten(1)` Reference: 'https://github.com/JuanitoFatas/fast-ruby#enumerablemaparrayflatten-vs-enumerableflat_map-code' Enabled: true EnabledForFlattenWithoutParams: false # If enabled, this cop will warn about usages of # `flatten` being called without any parameters. # This can be dangerous since `flat_map` will only flatten 1 level, and # `flatten` without any parameters can flatten multiple levels. Performance/ReverseEach: Description: 'Use `reverse_each` instead of `reverse.each`.' Reference: 'https://github.com/JuanitoFatas/fast-ruby#enumerablereverseeach-vs-enumerablereverse_each-code' Enabled: true Performance/Sample: Description: >- Use `sample` instead of `shuffle.first`, `shuffle.last`, and `shuffle[Fixnum]`. Reference: 'https://github.com/JuanitoFatas/fast-ruby#arrayshufflefirst-vs-arraysample-code' Enabled: true Performance/Size: Description: >- Use `size` instead of `count` for counting the number of elements in `Array` and `Hash`. Reference: 'https://github.com/JuanitoFatas/fast-ruby#arraycount-vs-arraysize-code' Enabled: true Performance/StringReplacement: Description: >- Use `tr` instead of `gsub` when you are replacing the same number of characters. Use `delete` instead of `gsub` when you are deleting characters. Reference: 'https://github.com/JuanitoFatas/fast-ruby#stringgsub-vs-stringtr-code' Enabled: true ##################### Rails ################################## Rails/ActionFilter: Description: 'Enforces consistent use of action filter methods.' Enabled: true Rails/Date: Description: >- Checks the correct usage of date aware methods, such as Date.today, Date.current etc. Enabled: true Rails/DefaultScope: Description: 'Checks if the argument passed to default_scope is a block.' Enabled: true Rails/Delegate: Description: 'Prefer delegate method for delegations.' Enabled: true Rails/FindBy: Description: 'Prefer find_by over where.first.' Enabled: true Rails/FindEach: Description: 'Prefer all.find_each over all.find.' Enabled: true Rails/HasAndBelongsToMany: Description: 'Prefer has_many :through to has_and_belongs_to_many.' Enabled: true Rails/Output: Description: 'Checks for calls to puts, print, etc.' Enabled: true Rails/PluralizationGrammar: Description: 'Checks for incorrect grammar when using methods like `3.day.ago`.' Enabled: true Rails/ReadWriteAttribute: Description: >- Checks for read_attribute(:attr) and write_attribute(:attr, val). Enabled: true Rails/ScopeArgs: Description: 'Checks the arguments of ActiveRecord scopes.' Enabled: true Rails/TimeZone: Description: 'Checks the correct usage of time zone aware methods.' StyleGuide: 'https://github.com/bbatsov/rails-style-guide#time' Reference: 'http://danilenko.org/2012/7/6/rails_timezones' Enabled: true Rails/Validation: Description: 'Use validates :attribute, hash of validations.' Enabled: true