rust/.github/workflows/ci.yaml

# Please make sure that the `needs` fields for both `end-success` and `end-failure`
# are updated when adding new jobs!

name: CI
on:
  pull_request:
  push:
    branches:
      - auto
      - try

env:
  CARGO_INCREMENTAL: 0
  CARGO_NET_RETRY: 10
  CI: 1
  RUST_BACKTRACE: short
  RUSTFLAGS: "-D warnings -W unreachable-pub -W bare-trait-objects"
  RUSTUP_MAX_RETRIES: 10

jobs:
  changes:
    runs-on: ubuntu-latest
    permissions:
      pull-requests: read
    outputs:
      typescript: ${{ steps.filter.outputs.typescript }}
      proc_macros: ${{ steps.filter.outputs.proc_macros }}
    steps:
      - uses: actions/checkout@v3
      - uses: dorny/paths-filter@4067d885736b84de7c414f582ac45897079b0a78
        id: filter
        with:
          filters: |
            typescript:
              - 'editors/code/**'
            proc_macros:
              - 'crates/proc-macro-api/**'
              - 'crates/proc-macro-srv/**'
              - 'crates/proc-macro-srv-cli/**'
              - 'crates/proc-macro-test/**'            

  rust:
    needs: changes
    if: github.repository == 'rust-lang/rust-analyzer'
    name: Rust
    runs-on: ${{ matrix.os }}
    env:
      CC: deny_c
      RUST_CHANNEL: "${{ needs.changes.outputs.proc_macros == 'true' && 'nightly' || 'stable' }}"
      USE_SYSROOT_ABI: "${{ needs.changes.outputs.proc_macros == 'true' && '--features sysroot-abi' || '' }}"

    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, windows-latest, macos-latest]

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3
        with:
          ref: ${{ github.event.pull_request.head.sha }}

      - name: Install Rust toolchain
        run: |
          rustup update --no-self-update ${{ env.RUST_CHANNEL }}
          rustup component add --toolchain ${{ env.RUST_CHANNEL }} rustfmt rust-src
          rustup default ${{ env.RUST_CHANNEL }}          

      - name: Cache Dependencies
        uses: Swatinem/rust-cache@988c164c3d0e93c4dbab36aaf5bbeb77425b2894
        with:
          key: ${{ env.RUST_CHANNEL }}

      - name: Bump opt-level
        if: matrix.os == 'ubuntu-latest'
        run: sed -i '/\[profile.dev]/a opt-level=1' Cargo.toml

      - name: Compile (tests)
        run: cargo test --no-run --locked ${{ env.USE_SYSROOT_ABI }}

      # It's faster to `test` before `build` ¯\_(ツ)_/¯
      - name: Compile (rust-analyzer)
        if: matrix.os == 'ubuntu-latest'
        run: cargo build --quiet ${{ env.USE_SYSROOT_ABI }}

      - name: Test
        run: cargo test ${{ env.USE_SYSROOT_ABI }} -- --nocapture --quiet

      - name: Switch to stable toolchain
        run: |
          rustup update --no-self-update stable
          rustup component add --toolchain stable rust-src
          rustup default stable          

      - name: Run analysis-stats on rust-analyzer
        if: matrix.os == 'ubuntu-latest'
        run: target/${{ matrix.target }}/debug/rust-analyzer analysis-stats .

      - name: Run analysis-stats on rust std library
        if: matrix.os == 'ubuntu-latest'
        run: target/${{ matrix.target }}/debug/rust-analyzer analysis-stats --with-deps $(rustc --print sysroot)/lib/rustlib/src/rust/library/std

  # Weird targets to catch non-portable code
  rust-cross:
    if: github.repository == 'rust-lang/rust-analyzer'
    name: Rust Cross
    runs-on: ubuntu-latest

    env:
      targets: "powerpc-unknown-linux-gnu x86_64-unknown-linux-musl"
      # The rust-analyzer binary is not expected to compile on WASM, but the IDE
      # crate should
      targets_ide: "wasm32-unknown-unknown"

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Install Rust toolchain
        run: |
          rustup update --no-self-update stable
          rustup target add ${{ env.targets }} ${{ env.targets_ide }}          

      - name: Cache Dependencies
        uses: Swatinem/rust-cache@988c164c3d0e93c4dbab36aaf5bbeb77425b2894

      - name: Check
        run: |
          for target in ${{ env.targets }}; do
            cargo check --target=$target --all-targets
          done
          for target in ${{ env.targets_ide }}; do
            cargo check -p ide --target=$target --all-targets
          done          

  typescript:
    needs: changes
    if: github.repository == 'rust-lang/rust-analyzer'
    name: TypeScript
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, windows-latest]

    runs-on: ${{ matrix.os }}

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3
        if: needs.changes.outputs.typescript == 'true'

      - name: Install Nodejs
        uses: actions/setup-node@v3
        with:
          node-version: 16
        if: needs.changes.outputs.typescript == 'true'

      - name: Install xvfb
        if: matrix.os == 'ubuntu-latest' && needs.changes.outputs.typescript == 'true'
        run: sudo apt-get install -y xvfb

      - run: npm ci
        working-directory: ./editors/code
        if: needs.changes.outputs.typescript == 'true'

      #    - run: npm audit || { sleep 10 && npm audit; } || { sleep 30 && npm audit; }
      #      if: runner.os == 'Linux'
      #      working-directory: ./editors/code

      # If this steps fails, your code's type integrity might be wrong at some places at TypeScript level.
      - run: npm run typecheck
        working-directory: ./editors/code
        if: needs.changes.outputs.typescript == 'true'

      # You may fix the code automatically by running `npm run lint:fix` if this steps fails.
      - run: npm run lint
        working-directory: ./editors/code
        if: needs.changes.outputs.typescript == 'true'

      # To fix this steps, please run `npm run format`.
      - run: npm run format:check
        working-directory: ./editors/code
        if: needs.changes.outputs.typescript == 'true'

      - name: Run VS Code tests (Linux)
        if: matrix.os == 'ubuntu-latest' && needs.changes.outputs.typescript == 'true'
        env:
          VSCODE_CLI: 1
        run: xvfb-run npm test
        working-directory: ./editors/code

      - name: Run VS Code tests (Windows)
        if: matrix.os == 'windows-latest' && needs.changes.outputs.typescript == 'true'
        env:
          VSCODE_CLI: 1
        run: npm test
        working-directory: ./editors/code

      - run: npm run package --scripts-prepend-node-path
        working-directory: ./editors/code
        if: needs.changes.outputs.typescript == 'true'

  end-success:
    name: bors build finished
    if: github.event.pusher.name == 'bors' && success()
    runs-on: ubuntu-latest
    needs: [rust, rust-cross, typescript]
    steps:
      - name: Mark the job as successful
        run: exit 0

  end-failure:
    name: bors build finished
    if: github.event.pusher.name == 'bors' && !success()
    runs-on: ubuntu-latest
    needs: [rust, rust-cross, typescript]
    steps:
      - name: Mark the job as a failure
        run: exit 1