Swift

Add a Swift source scanner CLI for the Expo module macros #76

	name: Swift

	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]
	workflow_dispatch: {}

	concurrency:
	group: ci-${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	defaults:
	run:
	working-directory: apple

	jobs:
	build-and-test:
	name: Build & test
	# The package declares swift-tools-version 6.2, which requires Xcode 26+.
	runs-on: macos-26
	steps:
	- name: Checkout
	uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5

	- name: Select Xcode
	# Pin to an Xcode that ships Swift 6.2 (required by Package.swift).
	run: sudo xcode-select -switch /Applications/Xcode_26.4.1.app

	- name: Cache SwiftPM build
	uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4
	with:
	path: apple/.build
	key: spm-${{ runner.os }}-${{ hashFiles('apple/Package.resolved') }}
	restore-keys: \|
	spm-${{ runner.os }}-

	- name: Resolve dependencies
	run: swift package resolve

	- name: Build release tool
	# Runs `npm run build` (apple/build.js): builds the universal
	# (arm64 + x86_64) release plugin binary, copies it to
	# apple/ExpoModulesMacros-tool, and strips it.
	working-directory: ${{ github.workspace }}
	run: npm run build

	- name: Verify universal binary
	run: \|
	archs="$(lipo -archs ExpoModulesMacros-tool)"
	echo "Architectures: $archs"
	case "$archs" in arm64) ;; *) echo "Missing arm64 slice"; exit 1;; esac
	case "$archs" in x86_64) ;; *) echo "Missing x86_64 slice"; exit 1;; esac
	arch -arm64 ./ExpoModulesMacros-tool < /dev/null
	arch -x86_64 ./ExpoModulesMacros-tool < /dev/null

	- name: Test
	run: swift test -v

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