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Fix an error for Lint/EmptyConditionalBody #11625

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koic
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@koic koic commented Feb 25, 2023

This PR fixes an error for Lint/EmptyConditionalBody when missing if body and using method call for return value.

if condition
end.do_something
% rubocop lint_empty_conditional_body.rb --only Lint/EmptyConditionalBody -d
(snip)

undefined method `loc' for :do_something:Symbol
/Users/koic/src/github.com/rubocop/rubocop/lib/rubocop/cop/mixin/comments_help.rb:72:in `find_end_line'
/Users/koic/src/github.com/rubocop/rubocop/lib/rubocop/cop/mixin/comments_help.rb:20:in `comments_in_range'
/Users/koic/src/github.com/rubocop/rubocop/lib/rubocop/cop/mixin/comments_help.rb:15:in `contains_comments?'
/Users/koic/src/github.com/rubocop/rubocop/lib/rubocop/cop/lint/empty_conditional_body.rb:72:in `on_if'

Before submitting the PR make sure the following are checked:

  • The PR relates to only one subject with a clear title and description in grammatically correct, complete sentences.
  • Wrote good commit messages.
  • Commit message starts with [Fix #issue-number] (if the related issue exists).
  • Feature branch is up-to-date with master (if not - rebase it).
  • Squashed related commits together.
  • Added tests.
  • Ran bundle exec rake default. It executes all tests and runs RuboCop on its own code.
  • Added an entry (file) to the changelog folder named {change_type}_{change_description}.md if the new code introduces user-observable changes. See changelog entry format for details.

This PR fixes an error for `Lint/EmptyConditionalBody`
when missing `if` body and using method call for return value.

```ruby
if condition
end.do_something
```

```console
% rubocop lint_empty_conditional_body.rb --only Lint/EmptyConditionalBody -d
(snip)

undefined method `loc' for :do_something:Symbol
/Users/koic/src/github.com/rubocop/rubocop/lib/rubocop/cop/mixin/comments_help.rb:72:in `find_end_line'
/Users/koic/src/github.com/rubocop/rubocop/lib/rubocop/cop/mixin/comments_help.rb:20:in `comments_in_range'
/Users/koic/src/github.com/rubocop/rubocop/lib/rubocop/cop/mixin/comments_help.rb:15:in `contains_comments?'
/Users/koic/src/github.com/rubocop/rubocop/lib/rubocop/cop/lint/empty_conditional_body.rb:72:in `on_if'
```
@bbatsov bbatsov merged commit eb175b9 into rubocop:master Feb 25, 2023
@bbatsov
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bbatsov commented Feb 25, 2023

Thanks!

@koic koic deleted the fix_an_error_for_lint_empty_conditional_body branch February 25, 2023 18:32
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2 participants