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build: select installed Swift for Xcode command line tools #12

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Merged
showxu merged 1 commit into from
Oct 7, 2026
Merged

build: select installed Swift for Xcode command line tools #12

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8 changes: 5 additions & 3 deletions .github/workflows/swift-package-ci.yml
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Expand Up @@ -107,9 +107,11 @@ jobs:
"https://download.swift.org/swift-$SWIFT_VERSION-release/xcode/swift-$SWIFT_VERSION-RELEASE/swift-$SWIFT_VERSION-RELEASE-osx.pkg"
pkgutil --check-signature "$package"
sudo installer -pkg "$package" -target /
toolchain="/Library/Developer/Toolchains/swift-$SWIFT_VERSION-RELEASE.xctoolchain/usr/bin"
"$toolchain/swift" --version
echo "$toolchain" >> "$GITHUB_PATH"
toolchain="/Library/Developer/Toolchains/swift-$SWIFT_VERSION-RELEASE.xctoolchain"
"$toolchain/usr/bin/swift" --version
echo "$toolchain/usr/bin" >> "$GITHUB_PATH"
identifier=$(plutil -extract CFBundleIdentifier raw "$toolchain/Info.plist")
echo "TOOLCHAINS=$identifier" >> "$GITHUB_ENV"
- name: Validate the package
env:
CHECK_COMMAND: ${{ matrix.command || needs.configure.outputs.command }}
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3 changes: 2 additions & 1 deletion Documentation/Reference/WorkflowIntegration.md
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Expand Up @@ -5,7 +5,8 @@ changelog path, check command, CI matrix and supported platform generations.
The check command runs in the caller's checkout. Each matrix entry defines a
unique name, hosted runner and optional installed Xcode version, macOS Swift toolchain version and check command.
The `swift` field installs an official release toolchain after selecting Xcode;
that Xcode still owns the Darwin SDK. Validate compiler and SDK compatibility together.
its bundle identifier selects the same compiler for `swift`, `xcrun` and
`xcodebuild`. That Xcode still owns the Darwin SDK. Validate compiler and SDK compatibility together.
Use a format-only entry with a consistent formatter toolchain, and compiler-check
entries for each supported compiler. All entries must pass for acceptance.

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