Fix a false positive for Style/CollectionCompact
#11799
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This PR fixes a false positive for `Style/CollectionCompact` when using `reject` on hash to reject nils in Ruby 2.3 analysis. Because `Hash#compact` and `Hash#compact!` have been introduced in Ruby 2.4.
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This PR fixes a false positive for
Style/CollectionCompactwhen usingrejecton hash to reject nils in Ruby 2.3 analysis.Because
Hash#compactandHash#compact!have been introduced in Ruby 2.4.Before submitting the PR make sure the following are checked:
[Fix #issue-number](if the related issue exists).master(if not - rebase it).bundle exec rake default. It executes all tests and runs RuboCop on its own code.{change_type}_{change_description}.mdif the new code introduces user-observable changes. See changelog entry format for details.