relnotes/v0.38.0.md
### New features
* `Style/UnlessElse` cop can auto-correct. ([@lumeet][])
* [#2629](https://github.com/rubocop/rubocop/pull/2629): Add a new public API method, `highlighted_area` to offense. This method returns the range of the highlighted portion of an offense. ([@rrosenblum][])
* `Style/OneLineConditional` cop can auto-correct. ([@lumeet][])
* [#2905](https://github.com/rubocop/rubocop/issues/2905): `Style/ZeroLengthConditional` flags code like `array.length < 1`, `1 > array.length`, and so on. ([@alexdowad][])
* [#2892](https://github.com/rubocop/rubocop/issues/2892): `Lint/BlockAlignment` cop can be configured to be stricter. ([@ptarjan][])
* `Style/Not` is able to autocorrect in cases where parentheses must be added to preserve the meaning of an expression. ([@alexdowad][])
* `Style/Not` auto-corrects comparison expressions by removing `not` and using the opposite comparison. ([@alexdowad][])
### Bug fixes
* Add `require 'time'` to `remote_config.rb` to avoid "undefined method \`rfc2822'". ([@necojackarc][])
* Replace `Rake::TaskManager#last_comment` with `Rake::TaskManager#last_description` for Rake 11 compatibility. ([@tbrisker][])
* Fix false positive in `Style/TrailingCommaInArguments` & `Style/TrailingCommaInLiteral` cops with consistent_comma style. ([@meganemura][])
* [#2861](https://github.com/rubocop/rubocop/pull/2861): Fix false positive in `Style/SpaceAroundKeyword` for `rescue(...`. ([@rrosenblum][])
* [#2832](https://github.com/rubocop/rubocop/issues/2832): `Style/MultilineOperationIndentation` treats operations inside blocks inside other operations correctly. ([@jonas054][])
* [#2865](https://github.com/rubocop/rubocop/issues/2865): Change `require:` in config to be relative to the `.rubocop.yml` file itself. ([@ptarjan][])
* [#2845](https://github.com/rubocop/rubocop/issues/2845): Handle heredocs in `Style/MultilineLiteralBraceLayout` auto-correct. ([@jonas054][])
* [#2848](https://github.com/rubocop/rubocop/issues/2848): Handle comments inside arrays in `Style/MultilineArrayBraceLayout` auto-correct. ([@jonas054][])
* `Style/TrivialAccessors` allows predicate methods by default. ([@alexdowad][])
* [#2869](https://github.com/rubocop/rubocop/issues/2869): Offenses which occur in the body of a `when` clause with multiple arguments will not be missed. ([@alexdowad][])
* `Lint/UselessAccessModifier` recognizes method defs inside a `begin` block. ([@alexdowad][])
* [#2870](https://github.com/rubocop/rubocop/issues/2870): `Lint/UselessAccessModifier` recognizes method definitions which are passed as an argument to a method call. ([@alexdowad][])
* [#2859](https://github.com/rubocop/rubocop/issues/2859): `Style/RedundantParentheses` doesn't consider the parentheses in `(!receiver.method arg)` to be redundant, since they might change the meaning of an expression, depending on precedence. ([@alexdowad][])
* [#2852](https://github.com/rubocop/rubocop/issues/2852): `Performance/Casecmp` doesn't flag uses of `downcase`/`upcase` which are not redundant. ([@alexdowad][])
* [#2850](https://github.com/rubocop/rubocop/issues/2850): `Style/FileName` doesn't choke on empty files with spaces in their names. ([@alexdowad][])
* [#2834](https://github.com/rubocop/rubocop/issues/2834): When configured as `ConsistentQuotesInMultiline: true`, `Style/StringLiterals` doesn't error out when inspecting a heredoc with differing indentation across multiple lines. ([@alexdowad][])
* [#2876](https://github.com/rubocop/rubocop/issues/2876): `Style/ConditionalAssignment` behaves correctly when assignment statement uses a character which has a special meaning in a regex. ([@alexdowad][])
* [#2877](https://github.com/rubocop/rubocop/issues/2877): `Style/SpaceAroundKeyword` doesn't flag `!super.method`, `!yield.method`, and so on. ([@alexdowad][])
* [#2631](https://github.com/rubocop/rubocop/issues/2631): `Style/Encoding` can remove unneeded encoding comment when autocorrecting with `when_needed` style. ([@alexdowad][])
* [#2860](https://github.com/rubocop/rubocop/issues/2860): Fix false positive in `Rails/Date` when `to_time` is chained with safe method. ([@palkan][])
* [#2898](https://github.com/rubocop/rubocop/issues/2898): `Lint/NestedMethodDefinition` allows methods defined inside `Class.new(S)` blocks. ([@segiddins][])
* [#2894](https://github.com/rubocop/rubocop/issues/2894): Fix auto-correct an unless with a comparison operator. ([@jweir][])
* [#2911](https://github.com/rubocop/rubocop/issues/2911): `Style/ClassAndModuleChildren` doesn't flag nested class definitions, where the outer class has an explicit superclass (because such definitions can't be converted to `compact` style). ([@alexdowad][])
* [#2871](https://github.com/rubocop/rubocop/issues/2871): Don't crash when offense messages are read back from cache with `ASCII-8BIT` encoding and output as HTML or JSON. ([@jonas054][])
* [#2901](https://github.com/rubocop/rubocop/issues/2901): Don't crash when `ENV['HOME']` is undefined. ([@mikegee][])
* [#2627](https://github.com/rubocop/rubocop/issues/2627): `Style/BlockDelimiters` does not flag blocks delimited by `{}` when a block call is the final value in a hash with implicit braces (one which is the last argument to an outer method call). ([@alexdowad][])
### Changes
* Update Rake to version 11. ([@tbrisker][])
* [#2629](https://github.com/rubocop/rubocop/pull/2629): Change the offense range for metrics cops to default to `expression` instead of `keyword` (the offense now spans the entire method, class, or module). ([@rrosenblum][])
* [#2891](https://github.com/rubocop/rubocop/pull/2891): Change the caching of remote configs to live alongside the parent file. ([@Fryguy][])
* [#2662](https://github.com/rubocop/rubocop/issues/2662): When setting options for Rake task, nested arrays can be used in the `options`, `formatters`, and `requires` arrays. ([@alexdowad][])
* [#2925](https://github.com/rubocop/rubocop/pull/2925): Bump unicode-display_width dependency to >= 1.0.1. ([@jspanjers][])
* [#2875](https://github.com/rubocop/rubocop/issues/2875): `Style/SignalException` does not flag calls to `fail` if a custom method named `fail` is defined in the same file. ([@alexdowad][])
* [#2923](https://github.com/rubocop/rubocop/issues/2923): `Style/FileName` considers file names which contain a ? or ! character to still be "snake case". ([@alexdowad][])
* [#2879](https://github.com/rubocop/rubocop/issues/2879): When autocorrecting, `Lint/UnusedMethodArgument` removes unused block arguments rather than simply prefixing them with an underscore. ([@alexdowad][])
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