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# NEWS for Ruby 3.2.0
This document is a list of user-visible feature changes
since the **3.1.0** release, except for bug fixes.
Note that each entry is kept to a minimum, see links for details.
## Language changes
* Anonymous rest and keyword rest arguments can now be passed as
arguments, instead of just used in method parameters.
[[Feature #18351]]
```ruby
def foo(*)
bar(*)
end
def baz(**)
quux(**)
end
```
## Command line options
## Core classes updates
Note: We're only listing outstanding class updates.
* Module
* Module.used_refinements has been added. [[Feature #14332]]
* Module#refinements has been added. [[Feature #12737]]
* Refinement
* Refinement#refined_class has been added. [[Feature #12737]]
## Stdlib updates
* The following default gem are updated.
* RubyGems 3.4.0.dev
* bundler 2.4.0.dev
* etc 1.4.0
* io-console 0.5.11
* reline 0.3.1
* The following bundled gems are updated.
* typeprof 0.21.2
* The following default gems are now bundled gems.
## Compatibility issues
Note: Excluding feature bug fixes.
### Removed constants
The following deprecated constant is removed.
* `Random::DEFAULT` [[Feature #17351]]
* `Struct::Group`
* `Struct::Passwd`
### Removed methods
The following deprecated methods are removed.
* `Dir.exists?` [[Feature #17391]]
* `File.exists?` [[Feature #17391]]
* `Kernel#=~` [[Feature #15231]]
* `Kernel#taint`, `Kernel#untaint`, `Kernel#tainted?`
[[Feature #16131]]
* `Kernel#trust`, `Kernel#untrust`, `Kernel#untrusted?`
[[Feature #16131]]
## Stdlib compatibility issues
## C API updates
### Removed C APIs
The following deprecated APIs are removed.
* `rb_cData` variable.
* "taintedness" and "trustedness" functions. [[Feature #16131]]
## Implementation improvements
## JIT
### MJIT
### YJIT: New experimental in-process JIT compiler
## Static analysis
### RBS
### TypeProf
## Debugger
## error_highlight
## IRB Autocomplete and Document Display
## Miscellaneous changes
[Feature #15231]: https://bugs.ruby-lang.org/issues/15231
[Feature #16131]: https://bugs.ruby-lang.org/issues/16131
[Feature #17351]: https://bugs.ruby-lang.org/issues/17351
[Feature #17391]: https://bugs.ruby-lang.org/issues/17391
[Feature #18351]: https://bugs.ruby-lang.org/issues/18351
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