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Update the target Ruby version notes to the latest release #2962

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Merged
ksss merged 1 commit into from
May 21, 2026
Merged

Update the target Ruby version notes to the latest release #2962

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4 changes: 2 additions & 2 deletions README.md
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## The Target Version

* The standard library signatures targets the latest release of Ruby. (`3.2` as of 2023.)
* The library code targets non-EOL versions of Ruby. (`>= 3.0` as of 2023.)
* The standard library signatures targets the [latest release of Ruby](https://www.ruby-lang.org/en/downloads/branches/). (`4.0` as of 2026.)
* The library code targets [non-EOL versions of Ruby](https://www.ruby-lang.org/en/downloads/branches/). (`>= 3.3` as of 2026.)

## Installation

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3 changes: 2 additions & 1 deletion docs/CONTRIBUTING.md
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The RBS repository contains the type definitions of Core API and Standard Libraries.
There are some discussions whether if it is the best to have them in this repository, but we have them and continue updating the files meanwhile.

The target version of the bundled type definitions is the latest _release_ of Ruby -- `3.1` as of January 2022.
The target version of the bundled type definitions is the [latest _release_ of Ruby](https://www.ruby-lang.org/en/downloads/branches/) -- `4.0` as of 2026.
Note, however, that the CI currently retains the tests on Ruby 3.2 as well.
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@zonuexe zonuexe May 20, 2026

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It appears that a proposal has been made to drop support for Ruby 3.2. (#2830)


**The core API** type definitions are in `core` directory.
You will find the familiar class names in the directory, like `string.rbs` or `array.rbs`.
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