Follow up https://bugs.ruby-lang.org/issues/18980 and https://github.com/ruby/ruby/pull/9152.

Emulates the following Ruby warnings in Ruby 3.3.

$ ruby -e '0.times { it }'
-e:1: warning: `it` calls without arguments will r...

Fixes #403, #404, #405, #406, #408, #411, #412, #413, #415, #416, and #417.

This PR makes Performance/Count, Performance/FixedSize, Performance/FlatMap, Performance/InefficientHashSearch, Performance/RangeInclude, `Performan...

Resolves #384.

This PR supports optimized String#dup for Performance/UnfreezeString when Ruby 3.3+.

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• [x] The PR relates to only one subjec...

Fixes #12442.

This PR fixes an incorrect autocorrect for Style/CombinableLoops when looping over the same data as previous loop in do...end and {...} blocks.

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Fixes #1191, #1192, #1193, #1194, #1196, #1197, #1201, and #1202.

This PR makes Rails/ActiveSupportAliases, Rails/FindBy, Rails/FindById, Rails/Inquiry, Rails/Pick Rails/PluckId, Rails/PluckInWhere, Rails/WhereEquals, ...

Fixes #12436.

This PR fixes false positives for Style/RedundantParentheses when a part of range is a parenthesized condition.

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Fixes #12444.

This PR fixes false positive for Style/HashEachMethods when receiver literal is not a hash literal.

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• [x] The PR relates to *only...

Follow up https://github.com/rubocop/rubocop/pull/12381#issuecomment-1837926968.

This PR fixes a false positive for Style/RedundantParentheses when using parenthesized lambda or proc with do...end block.

do...end and ...

Fixes #12493.

This PR makes Lint/UnmodifiedReduceAccumulator aware of safe navigation operator.

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Fixes #12492.

This PR makes Lint/RedundantWithObject aware of safe navigation operator.

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Fixes #12491.

This PR makes Lint/RedundantWithIndex aware of safe navigation operator.

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Fixes #12490.

This PR makes Lint/NumberConversion aware of safe navigation operator.

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Fixes #12489.

This PR makes Lint/NextWithoutAccumulator aware of safe navigation operator.

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Fixes #12489.

This PR makes Lint/HashCompareByIdentity aware of safe navigation operator.

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Fixes #12494.

This PR makes Style/SingleLineBlockChain aware of safe navigation operator.

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Fixes #12495.

This PR makes Style/RedundantLineBreak aware of safe navigation operator.

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Fixes #12486.

This PR makes Style/RedundantArgument aware of safe navigation operator.

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Fixes #12484.

This PR makes Style/Next aware of safe navigation operator.

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Fixes #12479.

This PR makes Style/EachWithObject aware of safe navigation operator.

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Fixes #12480.

This PR makes Style/ExactRegexpMatch aware of safe navigation operator.

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Fixes #12476.

This PR make Style/ConcatArrayLiterals aware of safe navigation operator and tweaks this cop's offense message.

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Fixes #12474.

This PR makes Style/ConcatArrayLiterals aware of safe navigation operator.

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• [x] The PR relates to only one subject with a clea...

Fixes #12473.

This PR makes Style/ClassCheck aware of safe navigation operator.

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Fixes #12469.

This PR makes Style/UnpackFirst aware of safe navigation operator and tweaks offense message.

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Fixes #12468.

This PR makes Style/Strip aware of safe navigation operator.

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Fixes #12454.

This PR makes Style/RedundantFetchBlock aware of safe navigation operator.

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Fixes #12455.

This PR makes Style/RedundantSort aware of safe navigation operator.

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Fixes #12456.

This PR makes Style/RedundantSortBy aware of safe navigation operator.

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Fixes #12457.

This PR makes Style/Sample aware of safe navigation operator.

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Fixes #12460.

This PR makes Style/SingleArgumentDig aware of safe navigation operator.

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Fixes #12461.

This PR makes Style/StringChars aware of safe navigation operator.

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Fixes #12447.

This PR makes Style/MapCompactWithConditionalBlock aware of safe navigation operator.

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Fixes #12446.

This PR makes Style/HashExcept aware of safe navigation operator.

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Fixes #12445.

This PR makes Style/CollectionCompact aware of safe navigation operator.

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Fixes #12441.

This PR fixes false positives for Style/HashEachMethods when using destructed block arguments.

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Fixes #12438.

This PR fixes a false positive for Lint/SelfAssignment when using attribute assignment with method call with arguments.

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Fixes #12434.

This PR fixes a false positive for Lint/LiteralAssignmentInCondition when using interpolated string or xstring literals.

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This PR fixes the following false positive for Lint/LiteralAssignmentInCondition when using parallel assignment with splat operator:

return if do_something do |z|
  x, y = *z
end

$ bundle exec rubocop ...

Fixes #401.

This PR makes Performance/Sum aware of safe navigation operator.

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Fixes #12429.

This PR tweaks autocorrect for Style/MapToHash when using safe navigation method calls.

It seems not certainly a bug, but the proposal of #12429 suggests that it's acceptable since to_h works even when the receive...

Fixes #12424.

This PR makes Style/HashEachMethods aware of safe navigation operator.

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