main.yml

name: CI
on:
  pull_request:
  merge_group:

defaults:
  run:
    shell: bash

# Cancel any in-flight jobs for the same PR/branch so there's only one active
# at a time
concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build:
    name: Build wit-bindgen
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        include:
        - build: x86_64-linux
          os: ubuntu-latest
        - build: x86_64-macos
          os: macos-latest
        - build: aarch64-macos
          os: macos-latest
          target: aarch64-apple-darwin
        - build: x86_64-windows
          os: windows-latest
        - build: aarch64-linux
          os: ubuntu-latest
          target: aarch64-unknown-linux-gnu
    steps:
    - uses: actions/checkout@v4
      with:
        submodules: true
    - run: rustup update stable --no-self-update && rustup default stable
    - uses: bytecodealliance/wasmtime/.github/actions/binary-compatible-builds@v17.0.1
      with:
        name: ${{ matrix.build }}
    - run: |
        echo CARGO_BUILD_TARGET=${{ matrix.target }} >> $GITHUB_ENV
        rustup target add ${{ matrix.target }}
      if: matrix.target != ''
    - run: $CENTOS cargo build --release
    - run: ./ci/build-tarballs.sh "${{ matrix.build }}" "${{ matrix.target }}"
    - uses: actions/upload-artifact@v4
      with:
        name: bins-${{ matrix.build }}
        path: dist

  test:
    name: Test
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]
    runs-on: ${{ matrix.os }}
    steps:
    - uses: actions/checkout@v4
    - name: Install Rust
      run: rustup update stable --no-self-update && rustup default stable
    - name: Install wasm32-unknown-unknown target
      run: rustup target add wasm32-unknown-unknown
    - name: Install wasm32-wasi target
      run: rustup target add wasm32-wasi

    - uses: ./.github/actions/install-wasi-sdk

    - run: |
        curl.exe -LO https://dotnet.microsoft.com/download/dotnet/scripts/v1/dotnet-install.ps1
        powershell -File dotnet-install.ps1 -Channel 8.0.1xx -Verbose
        echo DOTNET_ROOT=$LOCALAPPDATA'\Microsoft\dotnet' >> $GITHUB_ENV
        export DOTNET_ROOT=$LOCALAPPDATA\\Microsoft\\dotnet
        echo $LOCALAPPDATA'\Microsoft\dotnet' >> $GITHUB_PATH
        echo $LOCALAPPDATA'\Microsoft\dotnet\tools' >> $GITHUB_PATH
        $LOCALAPPDATA/Microsoft/dotnet/dotnet --info
        echo nativeaot-llvm requires emscripten for its version of clang as wasi-sdk 20 does not work see https://github.com/WebAssembly/wasi-sdk/issues/326
        curl.exe -OL https://github.com/emscripten-core/emsdk/archive/refs/heads/main.zip
        unzip main.zip
        cd emsdk-main
        ./emsdk.bat install 3.1.47
        ./emsdk.bat activate 3.1.47
      if : matrix.os == 'windows-latest'

    - run: ci/download-teavm.sh

    - uses: actions/setup-node@v4
      with:
        node-version: '16'
    - uses: actions/setup-java@v4
      with:
        java-version: '18'
        distribution: 'adopt'
    - uses: actions/setup-go@v4
      with:
        go-version: '1.20'
    - uses: acifani/setup-tinygo@v1
      with:
        tinygo-version: 0.30.0
    - name: All but Windows, cargo test --workspace
      if : matrix.os != 'windows-latest'
      run: cargo test --workspace
    - name: Windows, set EMSDK and run cargo test
      if : matrix.os == 'windows-latest'
      run: |
        source ./emsdk-main/emsdk_env.sh
        cargo test --workspace

  check:
    name: Check
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - name: Install Rust
      run: rustup update stable --no-self-update && rustup default stable
    - name: Install wasm32-unknown-unknown target
      run: rustup target add wasm32-unknown-unknown
    - name: Install wasm32-wasi target
      run: rustup target add wasm32-wasi

    # Verify the output of the `./ci/rebuild-libcabi-realloc.sh` script is
    # up-to-date.
    - uses: ./.github/actions/install-wasi-sdk
    - run: ./ci/rebuild-libcabi-realloc.sh
    - run: git diff --exit-code

    # Test various feature combinations, make sure they all build
    - run: cargo build
    - run: cargo build --no-default-features
    - run: cargo build --no-default-features --features rust
    - run: cargo build --no-default-features --features c
    - run: cargo build --no-default-features --features teavm-java
    - run: cargo build --no-default-features --features go
    - run: cargo build --no-default-features --features csharp
    - run: cargo build --no-default-features --features markdown

    # Feature combos of the `wit-bindgen` crate
    - run: cargo build --target wasm32-wasi -p wit-bindgen --no-default-features
    - run: cargo build --target wasm32-wasi -p wit-bindgen --no-default-features --features realloc
    - run: cargo build --target wasm32-wasi -p wit-bindgen --no-default-features --features macros
    - run: cargo build --target wasm32-wasi -p wit-bindgen --no-default-features --features macros,realloc

    # Verity that documentation can be generated for the rust bindings crate.
    - run: cargo doc -p wit-bindgen --no-deps
      env:
        RUSTDOCFLAGS: --cfg=docsrs

  rustfmt:
    name: Rustfmt
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    - name: Install Rust
      run: rustup update stable && rustup default stable && rustup component add rustfmt
    - name: Format source code
      run: cargo fmt -- --check

  verify-publish:
    if: github.repository_owner == 'bytecodealliance'
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
      with:
        submodules: true
    - run: rustup update stable && rustup default stable
    - run: rustc ci/publish.rs
    # Make sure the tree is publish-able as-is
    - run: ./publish verify
    # Make sure we can bump version numbers for the next release
    - run: ./publish bump

  # "Join node" which the merge queue waits on.
  ci-status:
    name: Record the result of testing and building steps
    runs-on: ubuntu-latest
    needs:
      - test
      - rustfmt
      - build
      - verify-publish
      - check
    if: always()

    steps:
    - name: Successful test and build
      if: ${{ !(contains(needs.*.result, 'failure')) }}
      run: exit 0
    - name: Failing test and build
      if: ${{ contains(needs.*.result, 'failure') }}
      run: exit 1
    - name: Report failure on cancellation
      if: ${{ contains(needs.*.result, 'cancelled') || cancelled() }}
      run: exit 1