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Add IRB Improvements section to NEWS.md

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aycabta 2021-12-25 17:05:39 +09:00
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@ -567,6 +567,12 @@ This feature is enabled by default.
You can disable it by using a command-line option `--disable-error_highlight`.
See [the repository](https://github.com/ruby/error_highlight) in detail.
## IRB Autocomplete and Document Display
The IRB now has an autocomplete feature, where you can just type in the code, and the completion candidates dialog will appear. You can use Tab and Shift+Tab to move up and down.
If documents are installed when you select a completion candidate, the documentation dialog will appear next to the completion candidates dialog, showing part of the content. You can read the full document by pressing Alt+d.
## Miscellaneous changes
* lib/objspace/trace.rb is added, which is a tool for tracing the object