ci.yml

on:
  push: # Run CI for all branches except GitHub merge queue tmp branches
    branches-ignore:
    - "gh-readonly-queue/**"
  pull_request: # Run CI for PRs on any branch
  merge_group: # Run CI for the GitHub merge queue

name: Continuous integration

env:
  RUSTFLAGS: '--deny warnings'

jobs:
  ci-linux:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        rust:
          - stable
          - 1.62.0 # MSRV

        features:
          - ''
          - 'defmt-0-3'

        target:
          - x86_64-unknown-linux-gnu
          - thumbv6m-none-eabi

        include:
          # Test nightly but don't fail
          - rust: nightly
            target: x86_64-unknown-linux-gnu
            features: ''
            experimental: true

    steps:
      - uses: actions/checkout@v3
      - uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust }}
          target: ${{ matrix.target }}

      - run: cargo check --target=${{ matrix.target }} --features=${{ matrix.features }}
      - run: cargo test --target=${{ matrix.target }} --features=${{ matrix.features }}
        if: contains(matrix.target, 'linux')