Add support for ubuntu-26.04 and ubuntu-26.04-arm

Author: eregon

README.md

@@ -49,7 +49,7 @@ The action works on these [GitHub-hosted runners](https://docs.github.com/en/act
 
 | Operating System | Supported |
 | ---------------- | --------- |
-| Ubuntu  | `ubuntu-22.04`, `ubuntu-24.04`, `ubuntu-22.04-arm`, `ubuntu-24.04-arm` |
+| Ubuntu  | `ubuntu-22.04`, `ubuntu-24.04`, `ubuntu-26.04`, `ubuntu-22.04-arm`, `ubuntu-24.04-arm`, `ubuntu-26.04-arm` |
 | macOS   | `macos-14` and newer versions |
 | Windows | `windows-2022`, `windows-2025`, `windows-11-arm` |
 

common.js

@@ -186,6 +186,8 @@ const GitHubHostedPlatforms = [
   'ubuntu-22.04-arm64',
   'ubuntu-24.04-x64',
   'ubuntu-24.04-arm64',
+  'ubuntu-26.04-x64',
+  'ubuntu-26.04-arm64',
   'windows-2022-x64',
   'windows-2025-x64',
   'windows-11-arm64'

dist/index.js

@@ -23,8 +23,10 @@ def unique_versions(versions, segment_count, *symbolic)
   macos-15-intel
   ubuntu-22.04
   ubuntu-24.04
+  ubuntu-26.04
   ubuntu-22.04-arm
   ubuntu-24.04-arm
+  ubuntu-26.04-arm
   windows-2022
   windows-2025
   windows-11-arm
@@ -38,6 +40,9 @@ def unique_versions(versions, segment_count, *symbolic)
 ubuntu_arm64_runners, ubuntu_x64_runners = ubuntu_runners.partition { |runner| runner.end_with?('-arm')}
 windows_arm64_runners, windows_x64_runners = windows_runners.partition { |runner| runner.end_with?('-arm') }
 
+asan_runners = ubuntu_x64_runners.grep(/ubuntu-24\.04/)
+ubuntu2604_runners = ubuntu_runners.grep(/ubuntu-26\.04/)
+
 # Versions
 ruby_builder_versions = JSON.load(File.read('ruby-builder-versions.json'))
 windows_versions = JSON.load(File.read('windows-versions.json'))
@@ -61,7 +66,7 @@ def unique_versions(versions, segment_count, *symbolic)
 
 # asan: latest release + head
 asan_versions = %w[asan-release asan]
-matrix += ubuntu_x64_runners.sort.last(1).product(asan_versions)
+matrix += asan_runners.sort.last(1).product(asan_versions)
 
 # https://github.com/ruby/setup-ruby/pull/596#discussion_r1606047680
 matrix -= (ubuntu_runners - %w[ubuntu-22.04]).product(%w[1.9])
@@ -71,6 +76,8 @@ def unique_versions(versions, segment_count, *symbolic)
 matrix -= macos_arm64_runners.product(%w[1.9 2.0 2.1 2.2 2.3 2.4 2.5])
 # These old Rubies fail to compile or segfault on Linux arm64
 matrix -= ubuntu_arm64_runners.product(%w[1.9 2.0 2.1 2.2])
+# These old Rubies fail to compile on ubuntu-26.04
+matrix -= ubuntu2604_runners.product(%w[1.9 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 3.0 3.1])
 # RubyInstaller windows-arm64 builds only exist for Ruby 3.4+
 matrix -= windows_arm64_runners.product(%w[2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 3.0 3.1 3.2 3.3])