.editorconfig

@@ -0,0 +1,7 @@
+root = true
+
+[*]
+indent_style = space
+indent_size = 4
+trim_trailing_whitespace = true
+insert_final_newline = true

.github/actions/install-swift/action.yml

@@ -0,0 +1,37 @@
+name: 'Install Swift toolchain'
+description: 'Install Swift toolchain tarball from URL'
+inputs:
+  download-url:
+    description: 'URL to download Swift toolchain tarball'
+    required: true
+
+runs:
+  using: composite
+  steps:
+    # https://www.swift.org/install/linux/#installation-via-tarball
+    - name: Install dependent packages for Swift
+      shell: bash
+      run: >
+        sudo apt-get -q update &&
+        sudo apt-get install -y
+        binutils
+        git
+        gnupg2
+        libc6-dev
+        libcurl4-openssl-dev
+        libedit2
+        libgcc-9-dev
+        libpython3.8
+        libsqlite3-0
+        libstdc++-9-dev
+        libxml2-dev
+        libz3-dev
+        pkg-config
+        tzdata
+        unzip
+        zlib1g-dev
+        curl
+
+    - name: Install Swift
+      shell: bash
+      run: curl -fL ${{ inputs.download-url }} | sudo tar xfz - --strip-components=2 -C /usr/local

.github/dependabot.yml

@@ -0,0 +1,11 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+  - package-ecosystem: 'github-actions'
+    directory: '/'
+    schedule:
+      interval: 'weekly'

.github/workflows/test.yml

@@ -9,55 +9,136 @@ jobs:
     strategy:
       matrix:
         entry:
-          # Ensure that all host can install toolchain, build project, and run tests
-          - { os: macos-10.15,  toolchain: wasm-5.6.0-RELEASE, wasi-backend: Node }
-          - { os: macos-11,     toolchain: wasm-5.6.0-RELEASE, wasi-backend: Node }
-          - { os: macos-12,     toolchain: wasm-5.6.0-RELEASE, wasi-backend: Node }
-          - { os: ubuntu-18.04, toolchain: wasm-5.6.0-RELEASE, wasi-backend: Node }
-
-          # Ensure that test succeeds with all toolchains and wasi backend combinations
-          - { os: ubuntu-20.04, toolchain: wasm-5.5.0-RELEASE, wasi-backend: Node }
-          - { os: ubuntu-20.04, toolchain: wasm-5.6.0-RELEASE, wasi-backend: Node }
-          - { os: ubuntu-20.04, toolchain: wasm-5.5.0-RELEASE, wasi-backend: Wasmer }
-          - { os: ubuntu-20.04, toolchain: wasm-5.6.0-RELEASE, wasi-backend: Wasmer }
+          - os: ubuntu-22.04
+            toolchain:
+              download-url: https://download.swift.org/swift-6.0.2-release/ubuntu2204/swift-6.0.2-RELEASE/swift-6.0.2-RELEASE-ubuntu22.04.tar.gz
+            wasi-backend: Node
+            target: "wasm32-unknown-wasi"
+          - os: ubuntu-22.04
+            toolchain:
+              download-url: https://download.swift.org/swift-6.1-release/ubuntu2204/swift-6.1-RELEASE/swift-6.1-RELEASE-ubuntu22.04.tar.gz
+            wasi-backend: Node
+            target: "wasm32-unknown-wasi"
+          - os: ubuntu-22.04
+            toolchain:
+              download-url: https://download.swift.org/development/ubuntu2204/swift-DEVELOPMENT-SNAPSHOT-2025-06-12-a/swift-DEVELOPMENT-SNAPSHOT-2025-06-12-a-ubuntu22.04.tar.gz
+            wasi-backend: Node
+            target: "wasm32-unknown-wasi"
+          - os: ubuntu-22.04
+            toolchain:
+              download-url: https://download.swift.org/development/ubuntu2204/swift-DEVELOPMENT-SNAPSHOT-2025-06-12-a/swift-DEVELOPMENT-SNAPSHOT-2025-06-12-a-ubuntu22.04.tar.gz
+            wasi-backend: Node
+            target: "wasm32-unknown-wasip1-threads"
 
     runs-on: ${{ matrix.entry.os }}
+    env:
+      JAVASCRIPTKIT_WASI_BACKEND: ${{ matrix.entry.wasi-backend }}
     steps:
       - name: Checkout
-        uses: actions/checkout@master
+        uses: actions/checkout@v5
+      - uses: ./.github/actions/install-swift
         with:
-          fetch-depth: 1
-      - name: Run Test
-        env:
-          JAVASCRIPTKIT_WASI_BACKEND: ${{ matrix.entry.wasi-backend }}
+          download-url: ${{ matrix.entry.toolchain.download-url }}
+      - uses: swiftwasm/setup-swiftwasm@v2
+        id: setup-swiftwasm
+        with:
+          target: ${{ matrix.entry.target }}
+      - name: Configure environment variables
         run: |
-          git clone https://github.com/kylef/swiftenv.git ~/.swiftenv
-          export SWIFTENV_ROOT="$HOME/.swiftenv"
-          export PATH="$SWIFTENV_ROOT/bin:$PATH"
-          eval "$(swiftenv init -)"
-          SWIFT_VERSION=${{ matrix.entry.toolchain }} make bootstrap
-          echo ${{ matrix.entry.toolchain }} > .swift-version
-          make test
+          echo "SWIFT_SDK_ID=${{ steps.setup-swiftwasm.outputs.swift-sdk-id }}" >> $GITHUB_ENV
+          echo "SWIFT_PATH=$(dirname $(which swiftc))" >> $GITHUB_ENV
+      - run: make bootstrap
+      - run: make unittest
+        # Skip unit tests with uwasi because its proc_exit throws
+        # unhandled promise rejection.
+        if: ${{ matrix.entry.wasi-backend != 'MicroWASI' }}
       - name: Check if SwiftPM resources are stale
         run: |
           make regenerate_swiftpm_resources
           git diff --exit-code Sources/JavaScriptKit/Runtime
+      - run: swift test --package-path ./Plugins/PackageToJS
+      - run: swift test --package-path ./Plugins/BridgeJS
 
   native-build:
     # Check native build to make it easy to develop applications by Xcode
     name: Build for native target
     strategy:
       matrix:
         include:
-          - os: macos-10.15
-            xcode: Xcode_12.4
-          - os: macos-11
-            xcode: Xcode_13.2.1
-          - os: macos-12
-            xcode: Xcode_13.3
+          - os: macos-15
+            xcode: Xcode_16.4
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v2
-      - run: swift build
+      - uses: actions/checkout@v5
+      - run: swift build --package-path ./Examples/Basic
         env:
           DEVELOPER_DIR: /Applications/${{ matrix.xcode }}.app/Contents/Developer/
+
+  format:
+    runs-on: ubuntu-latest
+    container:
+      image: swift:6.1.2
+    steps:
+      - uses: actions/checkout@v5
+      - run: ./Utilities/format.swift
+      - name: Check for formatting changes
+        run: |
+          git config --global --add safe.directory "$GITHUB_WORKSPACE"
+          git diff --exit-code || {
+            echo "::error::The formatting changed some files. Please run \`./Utilities/format.swift\` and commit the changes."
+            exit 1
+          }
+
+  check-bridgejs-generated:
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v5
+      - uses: ./.github/actions/install-swift
+        with:
+          download-url: https://download.swift.org/development/ubuntu2204/swift-DEVELOPMENT-SNAPSHOT-2025-06-12-a/swift-DEVELOPMENT-SNAPSHOT-2025-06-12-a-ubuntu22.04.tar.gz
+      - run: make bootstrap
+      - run: ./Utilities/bridge-js-generate.sh
+      - name: Check if BridgeJS generated files are up-to-date
+        run: |
+          git config --global --add safe.directory "$GITHUB_WORKSPACE"
+          git diff --exit-code || {
+            echo "::error::BridgeJS generated files are out of date. Please run \`./Utilities/bridge-js-generate.sh\` and commit the changes."
+            exit 1
+          }
+
+  build-examples:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v5
+      - uses: ./.github/actions/install-swift
+        with:
+          download-url: https://download.swift.org/development/ubuntu2204/swift-DEVELOPMENT-SNAPSHOT-2025-06-12-a/swift-DEVELOPMENT-SNAPSHOT-2025-06-12-a-ubuntu22.04.tar.gz
+      - uses: swiftwasm/setup-swiftwasm@v2
+        id: setup-wasm32-unknown-wasi
+        with: { target: wasm32-unknown-wasi }
+      - uses: swiftwasm/setup-swiftwasm@v2
+        id: setup-wasm32-unknown-wasip1-threads
+        with: { target: wasm32-unknown-wasip1-threads }
+      - run: ./Utilities/build-examples.sh
+        env:
+          SWIFT_SDK_ID_wasm32_unknown_wasip1_threads: ${{ steps.setup-wasm32-unknown-wasip1-threads.outputs.swift-sdk-id }}
+          SWIFT_SDK_ID_wasm32_unknown_wasi: ${{ steps.setup-wasm32-unknown-wasi.outputs.swift-sdk-id }}
+      - name: Upload static files as artifact
+        id: deployment
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: Examples/
+  deploy-examples:
+    runs-on: ubuntu-latest
+    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    needs: build-examples
+    permissions:
+      pages: write
+      id-token: write
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4

.gitignore

@@ -7,3 +7,9 @@ node_modules
 xcuserdata/
 .swiftpm
 .vscode
+Examples/*/Bundle
+Examples/*/package-lock.json
+Package.resolved
+Plugins/BridgeJS/Sources/JavaScript/package-lock.json
+Plugins/BridgeJS/Tests/BridgeJSToolTests/__Snapshots__/**/*.actual
+bridge-js.config.local.json

.spi.yml

@@ -0,0 +1,7 @@
+version: 1
+builder:
+  configs:
+    - documentation_targets: 
+      - JavaScriptKit
+      - JavaScriptEventLoop
+      - JavaScriptBigIntSupport

.swift-format

@@ -0,0 +1,13 @@
+{
+    "version": 1,
+    "lineLength": 120,
+    "indentation": {
+        "spaces": 4
+    },
+    "lineBreakBeforeEachArgument": true,
+    "indentConditionalCompilationBlocks": false,
+    "prioritizeKeepingFunctionOutputTogether": true,
+    "rules": {
+        "AlwaysUseLowerCamelCase": false
+    }
+}

Benchmarks/Package.swift

@@ -0,0 +1,30 @@
+// swift-tools-version: 6.0
+
+import PackageDescription
+
+let package = Package(
+    name: "Benchmarks",
+    platforms: [
+        .macOS(.v10_15),
+        .iOS(.v13),
+        .tvOS(.v13),
+        .watchOS(.v6),
+        .macCatalyst(.v13),
+    ],
+    dependencies: [
+        .package(path: "../")
+    ],
+    targets: [
+        .executableTarget(
+            name: "Benchmarks",
+            dependencies: [
+                "JavaScriptKit",
+                .product(name: "JavaScriptFoundationCompat", package: "JavaScriptKit"),
+            ],
+            exclude: ["Generated/JavaScript", "bridge-js.d.ts"],
+            swiftSettings: [
+                .enableExperimentalFeature("Extern")
+            ]
+        )
+    ]
+)