[Fix #159] Fix a false positive for Performance/AncestorsInclude
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…ude` Fixes rubocop#159. This PR fixes a false positive for `Performance/AncestorsInclude` when receiver is a variable. As the cop's example shows, this change mainly targets when the receiver is a constant. It can cause false negatives, but it may be less than false positives. And this change may lead to removing unsafe marked by rubocop#149.
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Fixes #159.
This PR fixes a false positive for
Performance/AncestorsIncludewhen receiver is a variable.As the cop's example shows, this change mainly targets when the receiver is a constant. It can cause false negatives, but it may be less than false positives.
And this change may lead to removing unsafe marked by #149.
Before submitting the PR make sure the following are checked:
[Fix #issue-number](if the related issue exists).master(if not - rebase it).and description in grammatically correct, complete sentences.
bundle exec rake default. It executes all tests and RuboCop for itself, and generates the documentation.