Bump rubocop from 1.85.1 to 1.86.1

[dependabot]

Bumps rubocop from 1.85.1 to 1.86.1.

Release notes

Sourced from rubocop's releases.

RuboCop v1.86.1

Bug fixes

• #11051: Fix Style/AccessModifierDeclarations inline autocorrect dropping comments between the access modifier and the following method definition. (@​dduugg)
• #14665: Cache plugin integration in CopHelper to avoid repeated loading. (@​55728)
• #15091: Fix Lint/DuplicateMethods false positives for anonymous classes in constant assignments and method return values. (@​eugeneius)
• #15055: Fix Lint/DuplicateMethods false positives with anonymous classes inside blocks (e.g. RSpec let, describe). (@​ShkumbinDelija)
• #15035: Exclude included_modules from Style/ModuleMemberExistenceCheck. (@​koic)
• #15087: Fix false positive for Style/RedundantLineContinuation when using interpolated string literals. (@​koic)
• #14361: Fix false positive in file_to_include? when a relative Include pattern matches a parent directory name in the absolute file path. (@​jonas054)
• #15090: Fix false positives for Layout/EmptyLineAfterGuardClause when consecutive guard clauses use and return. (@​eugeneius)
• #15070: Fix false positive for Lint/RedundantSafeNavigation when chained safe navigation is used in a conditional expression with InferNonNilReceiver enabled. (@​koic)
• #15074: Fix false positives in Style/RedundantParentheses when using parentheses around an endless range in assignment. (@​koic)
• #15048: Fix issue where the url_for is missing for Cops without instance methods. (@​Fryguy)
• #15051: Fix Style/RedundantParentheses handling of beginless ranges. (@​oggy)
• #14980: Fix Lint/Syntax zero-length diagnostic range for syntax errors at EOF. (@​55728)
• #15084: Handle heredocs with methods calls correctly when fixing guard clauses. (@​G-Rath)
• #11398: Fix incorrect Include path adjustment when local config overrides an inherited Include. (@​jonas054)
• #15092: Fix Layout/EndAlignment cop error on an empty begin. (@​viralpraxis)
• #15059: Fix an error in Layout/LineLength when SplitStrings option is enabled and __FILE__ is used. (@​jeromedalbert)
• #5876: Fix Lint/UnusedMethodArgument false positive when block argument is used via yield. (@​dduugg)
• #15093: Return tool execution errors instead of protocol errors in MCP server. (@​koic)

Changes

• #15005: Make Style/OneClassPerFile exclude spec/**/* and test/**/* by default. (@​koic)
• #15081: Relax parallel dependency to >= 1.10. (@​koic)
• #15063: Disable Style/RedundantStructKeywordInit cop by default. (@​koic)

RuboCop v1.86.0

New features

• #15000: Display ZJIT usage when running under LSP. (@​koic)
• #14961: Add AllowedParentClasses option to Style/EmptyClassDefinition. ([@​hammadkhan][])
• #14977: Support AllowedReceivers for Style/HashLookupMethod. (@​koic)

Bug fixes

... (truncated)

Changelog

Sourced from rubocop's changelog.

1.86.1 (2026-04-09)

Bug fixes

• #11051: Fix Style/AccessModifierDeclarations inline autocorrect dropping comments between the access modifier and the following method definition. ([@​dduugg][])
• #14665: Cache plugin integration in CopHelper to avoid repeated loading. ([@​55728][])
• #15091: Fix Lint/DuplicateMethods false positives for anonymous classes in constant assignments and method return values. ([@​eugeneius][])
• #15055: Fix Lint/DuplicateMethods false positives with anonymous classes inside blocks (e.g. RSpec let, describe). ([@​ShkumbinDelija][])
• #15035: Exclude included_modules from Style/ModuleMemberExistenceCheck. ([@​koic][])
• #15087: Fix false positive for Style/RedundantLineContinuation when using interpolated string literals. ([@​koic][])
• #14361: Fix false positive in file_to_include? when a relative Include pattern matches a parent directory name in the absolute file path. ([@​jonas054][])
• #15090: Fix false positives for Layout/EmptyLineAfterGuardClause when consecutive guard clauses use and return. ([@​eugeneius][])
• #15070: Fix false positive for Lint/RedundantSafeNavigation when chained safe navigation is used in a conditional expression with InferNonNilReceiver enabled. ([@​koic][])
• #15074: Fix false positives in Style/RedundantParentheses when using parentheses around an endless range in assignment. ([@​koic][])
• #15048: Fix issue where the url_for is missing for Cops without instance methods. ([@​Fryguy][])
• #15051: Fix Style/RedundantParentheses handling of beginless ranges. ([@​oggy][])
• #14980: Fix Lint/Syntax zero-length diagnostic range for syntax errors at EOF. ([@​55728][])
• #15084: Handle heredocs with methods calls correctly when fixing guard clauses. ([@​G-Rath][])
• #11398: Fix incorrect Include path adjustment when local config overrides an inherited Include. ([@​jonas054][])
• #15092: Fix Layout/EndAlignment cop error on an empty begin. ([@​viralpraxis][])
• #15059: Fix an error in Layout/LineLength when SplitStrings option is enabled and __FILE__ is used. ([@​jeromedalbert][])
• #5876: Fix Lint/UnusedMethodArgument false positive when block argument is used via yield. ([@​dduugg][])
• #15093: Return tool execution errors instead of protocol errors in MCP server. ([@​koic][])

Changes

• #15005: Make Style/OneClassPerFile exclude spec/**/* and test/**/* by default. ([@​koic][])
• #15081: Relax parallel dependency to >= 1.10. ([@​koic][])
• #15063: Disable Style/RedundantStructKeywordInit cop by default. ([@​koic][])

1.86.0 (2026-03-23)

New features

• #15000: Display ZJIT usage when running under LSP. ([@​koic][])
• #14961: Add AllowedParentClasses option to Style/EmptyClassDefinition. ([@​hammadkhan][])
• #14977: Support AllowedReceivers for Style/HashLookupMethod. ([@​koic][])

Bug fixes

• #15015: Fix Style/ConcatArrayLiterals autocorrect deleting code for percent literals with interpolation. ([@​bbatsov][])
• #14897: Detect constant reassignment after class/module definition in Lint/ConstantReassignment. ([@​ydakuka][])
• #11829: Fix false negatives for Lint/DuplicateMethods when duplicate methods are defined in anonymous classes and modules not assigned to a constant. ([@​Darhazer][])
• #14988: Fix false negative in Style/RedundantParentheses when redundant parentheses around range literals in block body. ([@​koic][])
• #14916: Fix false positive for Layout/MultilineMethodCallIndentation when method chain is inside a hash pair value passed to a multiline chained method call. ([@​ydakuka][])
• #15010: Fix a false positive for Lint/DuplicateMethods when modules blocks are passed as method arguments. ([@​5hun-s][])
• #15028: Fix a false positive for Lint/DuplicateMethods when the same method is defined in different anonymous module blocks passed to a no-receiver call (e.g. stub_const). ([@​Darhazer][])
• #15021: Fix false positives in Layout/EmptyLineAfterGuardClause when using a guard clause followed by a multi-line guard clause with raise, fail, return, break, or next. ([@​koic][])
• #15001: Fix false positives in Layout/RedundantLineBreak when setting InspectBlocks: true and using rescue or ensure in the block. ([@​koic][])
• #14997: Fix false positives in Style/FileOpen when assigning File.open to an instance variable, class variable, global variable, or constant. ([@​koic][])

... (truncated)

Commits

• af80266 Cut 1.86.1
• eb504ce Update Changelog
• 9c8fe2c Merge pull request #15085 from G-Rath/fix-style-guard
• 11d796a Merge pull request #15093 from koic/fix_return_tool_execution_errors_instead_...
• 4450067 Return tool execution errors instead of protocol errors in MCP server
• ff64180 Merge pull request #15092 from viralpraxis/fix-an-error-for-layout-end-alignm...
• 11e04c0 Merge pull request #15091 from eugeneius/duplicate_methods_anonymous_classes
• b8deea4 Merge pull request #15090 from eugeneius/guard_clause_and_return
• e130020 Fix Layout/EndAlignment cop error on an empty begin
• 4808594 Fix DuplicateMethods for anonymous classes in constant assignments and methods
• Additional commits viewable in compare view