ci.yml

name: Continuous Integration
on:
  pull_request:
  workflow_dispatch:
  push:
    branches:
      - master
      - staging
      - trying

jobs:
  # NOTE all these jobs need to be added to the `needs` section of the ci-* jobs!
  build:
    name: build

    strategy:
      matrix:
        os:
          - ubuntu-20.04
        target:
          - i686-unknown-linux-gnu
          - i686-unknown-linux-musl
          - x86_64-unknown-linux-gnu
          - x86_64-unknown-linux-musl
        include:
          - os: macos-latest
            target: x86_64-apple-darwin
          - os: windows-latest
            target: x86_64-pc-windows-gnu

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

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

      - name: Install Rust
        uses: actions-rs/toolchain@v1
        with:
          target: ${{ matrix.target }}
          toolchain: stable
          override: true

      - name: Build
        uses: actions-rs/cargo@v1
        with:
          use-cross: ${{ matrix.os == 'ubuntu-20.04' }}
          command: build
          args: --target ${{ matrix.target }} --locked

      - name: Run
        uses: actions-rs/cargo@v1
        with:
          use-cross: ${{ matrix.os == 'ubuntu-20.04' }}
          command: run
          args: --target ${{ matrix.target }} -- -V

  test:
    name: test

    strategy:
      matrix:
        toolchain:
          - nightly
          # Don't remove this target; test coverage in `smoke.rs` relies on us
          # running at least one pinned toolchain.
          - nightly-2021-08-01

    runs-on: ubuntu-20.04

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

      - name: Install Rust
        uses: actions-rs/toolchain@v1
        with:
          components: rust-src
          toolchain: ${{ matrix.toolchain }}
          override: true

      - name: Test
        uses: actions-rs/cargo@v1
        with:
          command: test

  # Refs: https://github.com/rust-lang/crater/blob/9ab6f9697c901c4a44025cf0a39b73ad5b37d198/.github/workflows/bors.yml#L125-L149
  # bors.tech integration
  ci-success:
    name: ci
    if: ${{ success() }}
    needs:
      - build
      - test
    runs-on: ubuntu-20.04
    steps:
      - name: CI succeeded
        run: exit 0