ci.yaml

name: CI

on:
  push:
    branches: [master, staging, trying]
  pull_request:

jobs:
  build:
    runs-on: ubuntu-20.04

    continue-on-error: ${{ matrix.experimental || false }}

    strategy:
      matrix:
        rust:
          - 1.62.0
          - nightly
        include:
          - rust: nightly
            experimental: true

    steps:
      - uses: actions/checkout@v2

      - name: Install Rust
        uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: ${{ matrix.rust }}
          override: true
          components: rustfmt, clippy, llvm-tools-preview
          target: thumbv7m-none-eabi

      - name: Install Python dependencies
        run: |
          pip3 install --user python-dateutil linkchecker

      - name: Cache installed binaries
        uses: actions/cache@v1
        id: cache-bin
        with:
          path: ~/cache-bin
          key: cache-bin

      - name: Install mdbook
        if: steps.cache-bin.outputs.cache-hit != 'true'
        uses: actions-rs/install@v0.1
        with:
          crate: mdbook
          version: latest

      - name: Install cargo-binutils
        if: steps.cache-bin.outputs.cache-hit != 'true'
        uses: actions-rs/install@v0.1
        with:
          crate: cargo-binutils
          version: latest

      - name: Install arm-none-eabi-gcc and qemu
        if: steps.cache-bin.outputs.cache-hit != 'true'
        run: |
          mkdir -p ~/cache-bin/arm_gcc
          curl -L https://developer.arm.com/-/media/Files/downloads/gnu-rm/10.3-2021.07/gcc-arm-none-eabi-10.3-2021.07-x86_64-linux.tar.bz2 \
            | tar --strip-components=1 -C ~/cache-bin/arm_gcc -xj

          curl -L https://github.com/japaric/qemu-bin/raw/master/14.04/qemu-system-arm-2.12.0 \
            > ~/cache-bin/qemu-system-arm
          chmod a+x ~/cache-bin/qemu-system-arm

      - name: Copy installed binaries to cache directory
        if: steps.cache-bin.outputs.cache-hit != 'true'
        run: |
          cp ~/.cargo/bin/* ~/cache-bin

      - name: Put new bin directory into path
        run: |
          echo "$HOME/cache-bin" >> $GITHUB_PATH
          echo "$HOME/cache-bin/arm_gcc/bin" >> $GITHUB_PATH

      - name: Test
        run: bash ci/script.sh
        env:
          RUST_VERSION: ${{ matrix.rust }}

  deploy:
    runs-on: ubuntu-20.04

    needs: [build]

    if: github.event_name == 'push' && github.ref == 'refs/heads/master'

    steps:
      - uses: actions/checkout@v2

      - name: Cache installed binaries
        uses: actions/cache@v1
        id: cache-bin
        with:
          path: ~/cache-bin
          key: cache-bin

      - name: Put new bin directory into path
        run: echo "$HOME/cache-bin" >> $GITHUB_PATH

      - name: Build the book
        run: mdbook build

      - name: Deploy book
        uses: peaceiris/actions-gh-pages@v3
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          publish_dir: book
          force_orphan: true