Add support for macos-13-arm64 GitHub runners

.github/workflows/test.yml

@@ -17,7 +17,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ ubuntu-20.04, ubuntu-22.04, macos-11, macos-12, macos-13, windows-2019, windows-2022 ]
+        os: [ ubuntu-20.04, ubuntu-22.04, macos-11, macos-12, macos-13, macos-arm-oss, windows-2019, windows-2022 ]
         ruby: [
           '1.9', '2.0', '2.1', '2.2', '2.3', '2.4', '2.5', '2.6', '2.7', '3.0', '3.1', '3.2', '3.3', ruby-head,
           jruby, jruby-head,
@@ -31,7 +31,22 @@ jobs:
         - { os: windows-2022, ruby: mswin }
         - { os: windows-2022, ruby: ucrt  }
         exclude:
-        - { os: ubuntu-22.04, ruby: '2.2' } # https://github.com/ruby/setup-ruby/issues/496
+        # https://github.com/ruby/setup-ruby/issues/496
+        - { os: ubuntu-22.04, ruby: '2.2' }
+        # Too old, fails to compile on macos-arm-oss
+        - { os: macos-arm-oss, ruby: '1.9' }
+        - { os: macos-arm-oss, ruby: '2.0' }
+        - { os: macos-arm-oss, ruby: '2.1' }
+        - { os: macos-arm-oss, ruby: '2.2' }
+        - { os: macos-arm-oss, ruby: '2.3' }
+        - { os: macos-arm-oss, ruby: '2.4' }
+        - { os: macos-arm-oss, ruby: '2.5' }
+        # Fails to compile on macos-arm-oss, https://github.com/ruby/setup-ruby/pull/494#issuecomment-1758099885
+        - { os: macos-arm-oss, ruby: '3.1' }
+        # No Java available yet on macos-arm-oss images
+        - { os: macos-arm-oss, ruby: 'jruby' }
+        - { os: macos-arm-oss, ruby: 'jruby-head' }
+        # Windows
         - { os: windows-2019, ruby: '1.9' }
         - { os: windows-2019, ruby: '3.3' }
         - { os: windows-2019, ruby: debug }

README.md

@@ -43,7 +43,7 @@ The action works on these [GitHub-hosted runners](https://docs.github.com/en/act
 | Operating System | Supported |
 | ---------------- | --------- |
 | Ubuntu  | `ubuntu-20.04`, `ubuntu-22.04` |
-| macOS   | `macos-11`, `macos-12`, `macos-13` |
+| macOS   | `macos-11`, `macos-12`, `macos-13`, `macos-13-xlarge` (arm64) |
 | Windows | `windows-2019`, `windows-2022` |
 
 The prebuilt releases are generated by [ruby-builder](https://github.com/ruby/ruby-builder)

common.js

@@ -168,6 +168,7 @@ const GitHubHostedPlatforms = [
   'macos-11-x64',
   'macos-12-x64',
   'macos-13-x64',
+  'macos-13-arm64',
   'windows-2019-x64',
   'windows-2022-x64',
 ]
@@ -243,7 +244,7 @@ export function getToolCachePath() {
     return getRunnerToolCache()
   } else {
     // Rubies prebuilt by this action embed this path rather than using $RUNNER_TOOL_CACHE
-    // so use that path is not isSelfHostedRunner()
+    // so use that path if not isSelfHostedRunner()
     return getDefaultToolCachePath()
   }
 }

ruby-builder.js

@@ -101,10 +101,14 @@ async function downloadAndExtract(platform, engine, version, rubyPrefix) {
 
 function getDownloadURL(platform, engine, version) {
   let builderPlatform = platform
-  if (platform.startsWith('windows-')) {
+  if (platform.startsWith('windows-') && os.arch() === 'x64') {
     builderPlatform = 'windows-latest'
   } else if (platform.startsWith('macos-')) {
-    builderPlatform = 'macos-latest'
+    if (os.arch() === 'x64') {
+      builderPlatform = 'macos-latest'
+    } else if (os.arch() === 'arm64') {
+      builderPlatform = 'macos-13-arm64'
+    }
   }
 
   if (common.isHeadVersion(version)) {