--- AllCops: DisplayCopNames: true Naming/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: false Style/ArrayJoin: Description: 'Use Array#join instead of Array#*.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#array-join' Enabled: false Style/AsciiComments: Description: 'Use only ascii symbols in comments.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#english-comments' Enabled: false Naming/AsciiIdentifiers: Description: 'Use only ascii symbols in identifiers.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#english-identifiers' Enabled: false Style/Attr: Description: 'Checks for uses of Module#attr.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#attr' Enabled: false Metrics/BlockNesting: Description: 'Avoid excessive block nesting' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#three-is-the-number-thou-shalt-count' Enabled: false Style/BracesAroundHashParameters: Description: >- Checks for braces around the last parameter in a method call if the last parameter is a hash. It supports 3 styles: braces, no_braces, context_dependent 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: false Style/CharacterLiteral: Description: 'Checks for uses of character literals.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-character-literals' Enabled: false Style/ClassAndModuleChildren: Description: 'Checks style of children classes and modules.' Enabled: false 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: false Style/ClassVars: Description: 'Avoid the use of class variables.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-class-vars' Enabled: true Style/CollectionMethods: Enabled: true PreferredMethods: inject: reduce collect: map collect!: map! find_all: select detect: find Style/ColonMethodCall: Description: 'Do not use :: for method call.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#double-colons' Enabled: false Style/CommentAnnotation: Description: >- Checks formatting of special comments (TODO, FIXME, OPTIMIZE, HACK, REVIEW). StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#annotate-keywords' Enabled: false Metrics/AbcSize: Description: >- A calculated magnitude based on number of assignments, branches, and conditions. Enabled: false Metrics/CyclomaticComplexity: Description: >- A complexity metric that is strongly correlated to the number of test cases needed to validate a method. Enabled: true Metrics/PerceivedComplexity: Description: >- This cop tries to produce a complexity score that's a measure of the complexity the reader experiences when looking at a method Enabled: true Style/Documentation: Description: 'Document classes and non-namespace modules.' Enabled: false Style/DoubleNegation: Description: 'Checks for uses of double negation (!!).' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-bang-bang' Enabled: false Style/EachWithObject: Description: 'Prefer `each_with_object` over `inject` or `reduce`.' Enabled: false Style/EmptyLiteral: Description: 'Prefer literals to Array.new/Hash.new/String.new.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#literal-array-hash' Enabled: false # Checks whether the source file has a utf-8 encoding comment or not # AutoCorrectEncodingComment must match the regex # /#.*coding\s?[:=]\s?(?:UTF|utf)-8/ Style/Encoding: Enabled: false Style/EvenOdd: Description: 'Favor the use of Fixnum#even? && Fixnum#odd?' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#predicate-methods' Enabled: false Naming/FileName: Description: 'Use snake_case for source file names.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#snake-case-files' Enabled: false Style/FrozenStringLiteralComment: Description: >- Add the frozen_string_literal comment to the top of files to help transition from Ruby 2.3.0 to Ruby 3.0. Enabled: true Style/FlipFlop: Description: 'Checks for flip flops' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-flip-flops' Enabled: false Style/FormatString: Description: 'Enforce the use of Kernel#sprintf, Kernel#format or String#%.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#sprintf' Enabled: false Style/GlobalVars: Description: 'Do not introduce global variables.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#instance-vars' 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: false 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: false 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: false Layout/IndentationConsistency: Description: 'Checks for inconsistent indentation.' EnforcedStyle: rails Style/InlineComment: Description: 'Avoid inline comments.' Enabled: false 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: false Style/LambdaCall: Description: 'Use lambda.call(...) instead of lambda.(...).' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#proc-call' Enabled: false Style/LineEndConcatenation: Description: >- Use \ instead of + or << to concatenate two string literals at line end. Enabled: false # Override style guide to allow length of up to 120 characters. Metrics/LineLength: Description: 'Limit lines to 120 characters.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#80-character-limits' Enabled: true Max: 120 Metrics/MethodLength: Description: 'Avoid methods longer than 10 lines of code.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#short-methods' Enabled: false Style/ModuleFunction: Description: 'Checks for usage of `extend self` in modules.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#module-function' Enabled: false Style/MultilineBlockChain: Description: 'Avoid multi-line chains of blocks.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#single-line-blocks' Enabled: false Layout/MultilineBlockLayout: Description: 'Checks whether the multiline do end blocks have a newline after the start of the block.' 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: false Style/NegatedWhile: Description: 'Favor until over while for negative conditions.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#until-for-negatives' Enabled: false 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: false Style/NilComparison: Description: 'Prefer x.nil? to x == nil.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#predicate-methods' Enabled: false Style/Not: Description: 'Use ! instead of not.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#bang-not-not' Enabled: false 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: false Style/OneLineConditional: Description: >- Favor the ternary operator(?:) over if/then/else/end constructs. StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#ternary-operator' Enabled: false Naming/BinaryOperatorParameterName: Description: 'When defining binary operators, name the argument other.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#other-arg' Enabled: false Metrics/ParameterLists: Description: 'Avoid parameter lists longer than three or four parameters.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#too-many-params' Enabled: false Style/PercentLiteralDelimiters: Description: 'Use `%`-literal delimiters consistently' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#percent-literal-braces' Enabled: false Style/PerlBackrefs: Description: 'Avoid Perl-style regex back references.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-perl-regexp-last-matchers' Enabled: false Naming/PredicateName: Description: 'Check the names of predicate methods.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#bool-methods-qmark' NamePrefixBlacklist: - is_ Style/Proc: Description: 'Use proc instead of Proc.new.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#proc' Enabled: false Style/RaiseArgs: Description: 'Checks the arguments passed to raise/fail.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#exception-class-messages' Enabled: false Style/RegexpLiteral: Description: 'Use / or %r around regular expressions.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#percent-r' Enabled: false 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: false Style/SingleLineBlockParams: Description: 'Enforces the names of some block params.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#reduce-blocks' Enabled: false Style/SingleLineMethods: Description: 'Avoid single-line methods.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-single-line-methods' Enabled: false Style/SignalException: Description: 'Checks for proper usage of fail and raise.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#fail-method' Enabled: false Style/SpecialGlobalVars: Description: 'Avoid Perl-style global variables.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-cryptic-perlisms' Enabled: false Style/StringLiterals: Description: 'Checks if uses of quotes match the configured preference.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#consistent-string-literals' EnforcedStyle: single_quotes Enabled: true Style/TrailingCommaInArguments: Description: >- Checks for trailing comma in argument lists. Supported styles are: comma consistent_comma no_comma StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-trailing-array-commas' EnforcedStyleForMultiline: no_comma Enabled: true Style/TrailingCommaInArrayLiteral: Description: >- Checks for trailing comma in array and hash literals. Supported styles are: comma consistent_comma no_comma StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-trailing-array-commas' EnforcedStyleForMultiline: no_comma Enabled: true Style/TrivialAccessors: Description: 'Prefer attr_* methods to trivial readers/writers.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#attr_family' Enabled: false Lint/UselessAssignment: Description: >- Checks for every useless assignment to local variable in every scope. The basic idea for this cop was from the warning of `ruby -cw`:' Enabled: true Naming/VariableName: Description: 'Makes sure that all variables use the configured style, snake_case or camelCase, for their names.' 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: false Style/WhenThen: Description: 'Use when x then ... for one-line cases.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#one-line-cases' Enabled: false 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: false Style/WordArray: Description: 'Use %w or %W for arrays of words.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#percent-w' Enabled: false # Layout Layout/AlignParameters: Description: 'Here we check if the parameters on a multi-line method call or definition are aligned.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-double-indent' Enabled: false Layout/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' EnforcedStyle: leading Layout/ExtraSpacing: Description: 'Do not use unnecessary spacing.' Enabled: true Layout/MultilineOperationIndentation: Description: >- Checks indentation of binary operations that span more than one line. Enabled: true EnforcedStyle: indented Layout/MultilineMethodCallIndentation: Description: >- Checks indentation of method calls with the dot operator that span more than one line. Enabled: true EnforcedStyle: indented Layout/InitialIndentation: Description: >- Checks the indentation of the first non-blank non-comment line in a file. Enabled: false Style/SymbolArray: Description: This cop checks for array literals made up of symbols that are not using the %i() syntax. Enabled: false Style/SymbolArray: Description: This cop checks for array literals made up of symbols that are not using the %i() syntax. Enabled: false # Lint 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: false Lint/AmbiguousRegexpLiteral: Description: >- Checks for ambiguous regexp literals in the first argument of a method invocation without parenthesis. Enabled: false Lint/AssignmentInCondition: Description: "Don't use assignment in conditions." StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#safe-assignment-in-condition' Enabled: false Lint/CircularArgumentReference: Description: "Don't refer to the keyword argument in the default value." Enabled: false Layout/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: false Lint/DeprecatedClassMethods: Description: 'Check for deprecated class method calls.' Enabled: false 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: false Lint/ElseLayout: Description: 'Check for odd code arrangement in an else block.' Enabled: false Lint/FormatParameterMismatch: Description: 'The number of parameters to format/sprint must match the fields.' Enabled: false Lint/HandleExceptions: Description: "Don't suppress exception." StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#dont-hide-exceptions' Enabled: false Lint/LiteralAsCondition: Description: 'Checks of literals used in conditions.' Enabled: true Lint/LiteralInInterpolation: Description: 'Checks for literals used in interpolation.' Enabled: false 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: false Lint/NestedMethodDefinition: Description: 'Do not use nested method definitions.' StyleGuide: 'https://github.com/bbatsov/ruby-style-guide#no-nested-methods' Enabled: false Lint/NonLocalExitFromIterator: Description: 'Do not use return in iterator to cause non-local exit.' Enabled: false 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: false Lint/RequireParentheses: Description: >- Use parentheses in the method call to avoid confusion about precedence. Enabled: false Lint/UnderscorePrefixedVariableName: Description: 'Do not use prefix `_` for a variable that is used.' Enabled: false Lint/Void: Description: 'Possible use of operator/literal/variable in void context.' Enabled: false # Performance Performance/CaseWhenSplat: Description: >- Place `when` conditions that use splat at the end of the list of `when` branches. Enabled: false Performance/Count: Description: >- Use `count` instead of `select...size`, `reject...size`, `select...count`, `reject...count`, `select...length`, and `reject...length`. Enabled: false 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: false 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: false Performance/ReverseEach: Description: 'Use `reverse_each` instead of `reverse.each`.' Reference: 'https://github.com/JuanitoFatas/fast-ruby#enumerablereverseeach-vs-enumerablereverse_each-code' Enabled: false 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: false 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: false 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: false