RuboCop v1.85.0

New features

• #14921: Add mise.toml as source for TargetRubyVersion. (@kitsane)
• #14925: Add new Lint/UnreachablePatternBranch cop. (@sferik)
• #14942: Add new Style/FileOpen cop. (@sferik)
• #14939: Add new Style/MapJoin cop. (@sferik)
• #14924: Add new Style/OneClassPerFile cop. (@sferik)
• #14923: Add new Style/PartitionInsteadOfDoubleSelect cop. (@sferik)
• #14811: Add new Style/PredicateWithKind cop. (@sferik)
• #14938: Add new Style/ReduceToHash cop. (@sferik)
• #14812: Add new Style/RedundantMinMaxBy cop. (@sferik)
• #13501: Add new Style/RedundantStructKeywordInit cop. (@koic)
• #14808: Add new Style/SelectByKind cop. (@sferik)
• #14810: Add new Style/SelectByRange cop. (@sferik)
• #14922: Add new Style/TallyMethod cop. (@sferik)
• #14773: Add new Lint/DataDefineOverride cop. (@bbatsov)
• #14781: Add new InternalAffairs/ItblockHandler cop. (@bbatsov)
• #14911: Support built-in MCP server (experimental). (@koic)

Bug fixes

• #14829: Allow classes without a superclass in Style/EmptyClassDefinition. (@koic)
• #14873: Fix an error in Style/NegatedWhile when the last expression of an until condition is negated. (@koic)
• #14827: Improve Style/EmptyClassDefinition message wording. (@bbatsov)
• #14800: Fix false obsolete configuration error for extracted cops when loaded as plugins. (@bbatsov)
• #14928: Fix a false positive for Lint/Void when nil is used in case branch. (@5hun-s)
• #14857: Fix false positives in Style/IfUnlessModifier when modifier forms are used inside string interpolations. (@koic)
• #8773: Fix false positives in Style/HashTransformKeys and Style/HashTransformValues. (@sferik)
• #6963: Fix false positives in Lint/Void for each blocks where the return value may be meaningful (e.g., Enumerator#each). (@sferik)
• #14931: Ignore directive comments inside comments. (@koic)
• #14834: Fix Layout/IndentationWidth false positive for chained method blocks when EnforcedStyleAlignWith is start_of_line. (@krororo)
• #14756: Fix Lint/Void to detect void expressions in case/when branches. (@bbatsov)
• #14874: Fix a Parser::ClobberingError in Lint/UselessAssignment when autocorrecting a useless assignment that wraps a block containing another useless assignment. (@koic)
• #14880: Fix a false negative in Layout/MultilineAssignmentLayout when using numblock or itblock with SupportedTypes: ['block']. (@bbatsov)
• #11462: Fix over-indentation when autocorrecting nested hashes with Layout/FirstHashElementIndentation. (@ydakuka)
• #14880: Recognize block on different line from left side of multi-line assignment in Layout/MultilineAssignmentLayout. (@sanfrecce-osaka)
• #14641: Fix false positive in Lint/RedundantSafeNavigation when using &.respond_to? with methods defined on Object (e.g., :class). (@bbatsov)
• #14098: Mark Lint/SafeNavigationConsistency autocorrect as unsafe. (@bbatsov)
• #14791: Fix autocorrect producing SyntaxError in Lint/InterpolationCheck when single quoted string contains double quotes with invalid interpolation. (@ydakuka)

Changes

• #14872: Tweak autocorrection in Style/HashAsLastArrayItem when multiline hash elements. (@koic)
• #14917: Change Style/EndlessMethod cop to consider receivers. (@fatkodima)
• #14851: Reduce precision in 'Finished in X.X seconds' message to 5 decimal places. (@ZimbiX)
• #14895: Rename class_definition to class_keyword in EnforcedStyle of Style/EmptyClassDefinition. (@koic)
• #14956: Add support for String.new with interpolated strings to Style/RedundantInterpolationUnfreeze. (@lovro-bikic)
• #14955: Register redundant parentheses around block body in Style/RedundantParentheses. (@lovro-bikic)