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Rubocop v0.44.0 Release Notes

Release Date: 2016-10-13 // over 7 years ago

  • 🆕 New features

    • #3560: Add a configuration option empty_lines_except_namespace to Style/EmptyLinesAroundClassBody and Style/EmptyLinesAroundModuleBody. ([@legendetm][])
    • ✅ #3370: Add new Rails/HttpPositionalArguments cop to check your Rails 5 test code for existence of positional args usage. ([@logicminds][])
    • 💅 #3510: Add a configuration option, ConvertCodeThatCanStartToReturnNil, to Style/SafeNavigation to check for code that could start returning nil if safe navigation is used. ([@rrosenblum][])
    • ➕ Add a new AllCops/StyleGuideBaseURL setting that allows the use of relative paths and/or fragments within each cop's StyleGuide setting, to make forking of custom style guides easier. ([@scottmatthewman][])
    • #3566: Add new Metric/BlockLength cop to ensure blocks don't get too long. ([@savef][])
    • 💅 #3428: Add support for configuring Style/PreferredHashMethods with either short or verbose style method names. ([@abrom][])
    • 🚅 #3455: Add new Rails/DynamicFindBy cop. ([@pocke][])
    • 🔧 #3542: Add a configuration option, IgnoreCopDirectives, to Metrics/LineLength to stop cop directives (# rubocop:disable Metrics/AbcSize) from being counted when considering line length. ([@jmks][])
    • ➕ Add new Rails/DelegateAllowBlank cop. ([@connorjacobsen][])
    • ➕ Add new Style/MultilineMemoization cop. ([@drenmi][])

    🐛 Bug fixes

    • 💅 #3103: Make Style/ExtraSpacing cop register an offense for extra spaces present in single-line hash literals. ([@tcdowney][])
    • 💅 #3513: Fix false positive in Style/TernaryParentheses for a ternary with ranges. ([@dreyks][])
    • 👕 #3520: Fix regression causing Lint/AssignmentInCondition false positive. ([@savef][])
    • 💅 #3514: Make Style/VariableNumber cop not register an offense when valid normal case variable names have an integer after the first _. ([@b-t-g][])
    • 💅 #3516: Make Style/VariableNumber cop not register an offense when valid normal case variable names have an integer in the middle. ([@b-t-g][])
    • 🚅 #3436: Make Rails/SaveBang cop not register an offense when return value of a non-bang method is returned by the parent method. ([@coorasse][])
    • 💅 #3540: Fix Style/GuardClause to register offense for instance and singleton methods. ([@tejasbubane][])
    • 💅 #3311: Detect incompatibilities with the external encoding to prevent bad auto-corrections in Style/StringLiterals. ([@deivid-rodriguez][])
    • 👕 #3499: Ensure Lint/UnusedBlockArgument doesn't make recommendations that would change arity for methods defined using #define_method. ([@drenmi][])
    • 🐎 #3430: Fix exception in Performance/RedundantMerge when inspecting a #merge! with implicit receiver. ([@drenmi][])
    • 🐎 #3411: Avoid auto-correction crash for single when in Performance/CaseWhenSplat. ([@jonas054][])
    • 💅 #3286: Allow self.a, self.b = b, a in Style/ParallelAssignment. ([@jonas054][])
    • 💅 #3419: Report offense for unless x.nil? in Style/NonNilCheck if IncludeSemanticChanges is true. ([@jonas054][])
    • 💅 #3382: Avoid auto-correction crash for multiple elsifs in Style/EmptyElse. ([@lumeet][])
    • 💅 #3334: Do not register an offense for a literal space (\s) in Style/UnneededCapitalW. ([@rrosenblum][])
    • #3390: Fix SaveBang cop for multiple conditional. ([@tejasbubane][])
    • 💅 #3577: Fix Style/RaiseArgs not allowing compact raise with splatted args. ([@savef][])
    • #3578: Fix safe navigation method call counting in Metrics/AbcSize. ([@savef][])
    • 💅 #3592: Fix Style/RedundantParentheses for indexing with literals. ([@thegedge][])
    • 🐎 #3597: Fix the auto-correct of Performance/CaseWhenSplat when trying to rearange splat expanded variables to the end of a when condition. ([@rrosenblum][])

    🔄 Changes

    • 👕 #3512: Change error message of Lint/UnneededSplatExpansion for array in method parameters. ([@tejasbubane][])
    • 💅 #3510: Fix some issues with Style/SafeNavigation. Fix auto-correct of multiline if expressions, and do not register an offense for scenarios using || and ternary expression. ([@rrosenblum][])
    • 💅 #3503: Change misleading message of Style/EmptyLinesAroundAccessModifier. ([@bquorning][])
    • 0️⃣ #3407: Turn off auto-correct for unsafe rules by default. ([@ptarjan][])
    • 🔒 #3521: Turn off auto-correct for Security/JSONLoad by default. ([@savef][])
    • 💅 #2903: Style/RedundantReturn looks for redundant return inside conditional branches. ([@lumeet][])