ci.yml

name: CI

on:
  push:
    branches:
      - master
  pull_request:

env:
  CLIPPY_PARAMS: -W clippy::all -W clippy::pedantic -W clippy::nursery -W clippy::cargo

jobs:
  cancel_previous_runs:
    name: Cancel previous runs
    runs-on: ubuntu-latest
    steps:
      - uses: styfle/cancel-workflow-action@0.4.1
        with:
          access_token: ${{ secrets.GITHUB_TOKEN }}

  rustfmt:
    name: Rustfmt
    runs-on: ubuntu-latest
    steps:
      - name: Checkout source code
        uses: actions/checkout@v2

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

      - name: Run rustfmt
        uses: actions-rs/cargo@v1
        with:
          command: fmt
          args: --all -- --check --verbose

  # tomlfmt:
  #   name: tomlfmt
  #   runs-on: ubuntu-latest
  #   steps:
  #     - name: Checkout source code
  #       uses: actions/checkout@v2

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

  #     - name: Install tomlfmt
  #       uses: actions-rs/install@v0.1
  #       with:
  #         crate: cargo-tomlfmt
  #         version: latest
  #         use-tool-cache: true

  #     - name: Run Tomlfmt
  #       uses: actions-rs/cargo@v1
  #       with:
  #         command: tomlfmt
  #         args: --dryrun

  clippy:
    name: Clippy
    runs-on: ubuntu-latest
    steps:
      - name: Checkout source code
        uses: actions/checkout@v2

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

      - name: Run clippy
        uses: actions-rs/clippy-check@v1
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          args: -- ${{ env.CLIPPY_PARAMS }}

  build:
    name: Build
    runs-on: ubuntu-latest
    strategy:
      matrix:
        target: ["x86_64-unknown-linux-gnu", "thumbv7em-none-eabihf"]
        features:
          [
            "",
            "derive",
            "derive, log",
            "derive, defmt",
          ]
        include:
          - target: "x86_64-unknown-linux-gnu"
            features: "derive"
            std: ", std"
          - target: "x86_64-unknown-linux-gnu"
            features: "derive, log"
            std: ", std"
          - target: "x86_64-unknown-linux-gnu"
            features: "derive, defmt"
            std: ", std"
          - target: "thumbv7em-none-eabihf"
            examples: "--examples"
    steps:
      - name: Checkout source code
        uses: actions/checkout@v2

      - name: Install Rust
        uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          target: thumbv7em-none-eabihf
          override: true

      - name: Build
        uses: actions-rs/cargo@v1
        with:
          command: build
          args: --all --target '${{ matrix.target }}' --features '${{ matrix.features }}${{ matrix.std }}' ${{ matrix.examples }}

  test:
    name: Test
    runs-on: ubuntu-latest
    steps:
      - name: Checkout source code
        uses: actions/checkout@v2
      - name: Install Rust
        uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          target: thumbv7em-none-eabihf
          override: true
      - name: Library tests
        uses: actions-rs/cargo@v1
        with:
          command: test
          args: --all

  grcov:
    name: Coverage
    runs-on: ubuntu-latest
    steps:
      - name: Checkout source code
        uses: actions/checkout@v2

      - name: Install Rust
        uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: nightly
          target: thumbv7em-none-eabihf
          override: true

      - name: Install grcov
        uses: actions-rs/cargo@v1
        # uses: actions-rs/install@v0.1
        with:
          # crate: grcov
          # version: latest
          # use-tool-cache: true
          command: install
          args: --locked grcov --git https://github.com/mozilla/grcov

      - name: Test
        uses: actions-rs/cargo@v1
        with:
          command: test
          args: --lib --no-fail-fast
        env:
          CARGO_INCREMENTAL: "0"
          RUSTFLAGS: "-Zprofile -Ccodegen-units=1 -Copt-level=0 -Clink-dead-code -Coverflow-checks=off -Cpanic=unwind -Zpanic_abort_tests"
          RUSTDOCFLAGS: "-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Cpanic=unwind -Zpanic_abort_tests"

      - name: Generate coverage data
        id: grcov
        # uses: actions-rs/grcov@v0.1
        run: |
          grcov target/debug/ \
              --branch \
              --llvm \
              --source-dir . \
              --output-file lcov.info \
              --ignore='/**' \
              --ignore='C:/**' \
              --ignore='../**' \
              --ignore-not-existing \
              --excl-line "#\\[derive\\(" \
              --excl-br-line "(#\\[derive\\()|(debug_assert)" \
              --excl-start "#\\[cfg\\(test\\)\\]" \
              --excl-br-start "#\\[cfg\\(test\\)\\]" \
              --commit-sha ${{ github.sha }} \
              --service-job-id ${{ github.job }} \
              --service-name "GitHub Actions" \
              --service-number ${{ github.run_id }}
      - name: Upload coverage as artifact
        uses: actions/upload-artifact@v2
        with:
          name: lcov.info
          # path: ${{ steps.grcov.outputs.report }}
          path: lcov.info

      - name: Upload coverage to codecov.io
        uses: codecov/codecov-action@v1
        with:
          # file: ${{ steps.grcov.outputs.report }}
          file: lcov.info
          fail_ci_if_error: false