name: CI
on:
  pull_request:
  push:
    branches:
    - master
    - staging
    - trying

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

jobs:
  rust:
    name: Rust
    runs-on: ${{ matrix.os }}
    env:
      CC: deny_c

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

    steps:
    - name: Checkout repository
      uses: actions/checkout@v2
      with:
        ref: ${{ github.event.pull_request.head.sha }}
        fetch-depth: 20

    # We need to disable the existing toolchain to avoid updating rust-docs
    # which takes a long time. The fastest way to do this is to rename the
    # existing folder, as deleting it takes about as much time as not doing
    # anything and just updating rust-docs.
    - name: Rename existing rust toolchain (Windows)
      if: matrix.os == 'windows-latest'
      run: Rename-Item C:\Users\runneradmin\.rustup\toolchains\stable-x86_64-pc-windows-msvc C:\Users\runneradmin\.rustup\toolchains\stable-x86_64-pc-windows-msvc.old

    # Work around https://github.com/actions/cache/issues/403 by using GNU tar
    # instead of BSD tar.
    - name: Install GNU tar
      if: matrix.os == 'macos-latest'
      run: |
        brew install gnu-tar
        echo PATH="/usr/local/opt/gnu-tar/libexec/gnubin:$PATH" >> $GITHUB_ENV

    - name: Install Rust toolchain
      uses: actions-rs/toolchain@v1
      with:
        toolchain: 1.49.0   # FIXME: CI is failing on 1.50
        profile: minimal
        override: true
        components: rustfmt, rust-src

    - name: Install rustfmt
      uses: actions-rs/toolchain@v1
      with:
        toolchain: stable
        profile: minimal
        override: false
        components: rustfmt

    - name: Cache cargo directories
      uses: actions/cache@v2
      with:
        path: |
          ~/.cargo/registry
          ~/.cargo/git
        key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}

    - name: Cache cargo target dir
      uses: actions/cache@v2
      with:
        path: target
        key: ${{ runner.os }}-cargo-build-target-${{ hashFiles('**/Cargo.lock') }}

    - name: Compile
      run: cargo test --no-run --locked

    - name: Test
      run: cargo test

    - name: Prepare cache
      run: cargo xtask pre-cache

  # Weird targets to catch non-portable code
  rust-cross:
    name: Rust Cross
    runs-on: ubuntu-latest

    env:
      targets: "powerpc-unknown-linux-gnu x86_64-unknown-linux-musl"

    steps:
    - name: Checkout repository
      uses: actions/checkout@v2

    - name: Install Rust toolchain
      uses: actions-rs/toolchain@v1
      with:
        toolchain: stable
        profile: minimal
        override: true

    - name: Install Rust targets
      run: rustup target add ${{ env.targets }}

    - name: Cache cargo directories
      uses: actions/cache@v2
      with:
        path: |
          ~/.cargo/registry
          ~/.cargo/git
        key: ${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}

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

  typescript:
    name: TypeScript
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, windows-latest]

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

    steps:
    - name: Checkout repository
      uses: actions/checkout@v2

    - name: Install Nodejs
      uses: actions/setup-node@v1
      with:
        node-version: 12.x

    - run: npm ci
      working-directory: ./editors/code

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

    - run: npm run lint
      working-directory: ./editors/code

    - name: Run vscode tests
      uses: GabrielBB/xvfb-action@v1.2
      env:
        VSCODE_CLI: 1
      with:
        run: npm --prefix ./editors/code test
        # working-directory: ./editors/code  # does not work: https://github.com/GabrielBB/xvfb-action/issues/8

    - run: npm run package --scripts-prepend-node-path
      working-directory: ./editors/code