rust.yaml

name: Rust

on:
  push:
    branches:
      - main
    paths:
      # Only run when files in blog/*/code change
      - "blog/*/code/**"
      - ".github/workflows/rust.yaml"
  pull_request:
    paths:
      # Only run when files in blog/*/code change
      - "blog/*/code/**"
      - ".github/workflows/rust.yaml"

jobs:
  test:
    name: Works on ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]
    runs-on: ${{ matrix.os }}

    steps:
      # Checkout the code
      - name: Checkout code
        uses: actions/checkout@v4

      # Set up Rust toolchain
      - name: Setup Rust toolchain
        uses: actions-rust-lang/setup-rust-toolchain@v1
        with:
          toolchain: stable

      # Install Rust toolchains for each `blog/*/code` directory
      - name: Installing specific Rust toolchains
        shell: bash
        run: |
          for dir in blog/*/code; do
            if [ -f "$dir/Cargo.toml" ]; then
              echo "Installing toolchain for $dir"
              (cd "$dir" && cargo version)
            else
              echo "Skipping $dir as it does not contain a Cargo.toml file"
            fi
          done

      # Run rustfmt and confirm no changes for each `blog/*/code` directory
      - name: Check formatting
        shell: bash
        run: |
          for dir in blog/*/code; do
            if [ -f "$dir/Cargo.toml" ]; then
              echo "Checking formatting in $dir"
              (cd "$dir" && cargo fmt --check)
            else
              echo "Skipping $dir as it does not contain a Cargo.toml file"
            fi
          done

      # Run builds and tests for each `blog/*/code` directory
      - name: Build and test
        shell: bash
        run: |
          for dir in blog/*/code; do
            if [ -f "$dir/Cargo.toml" ]; then
              cd "$dir"
              echo "Running build in $dir"
              cargo build --release
              echo "Running tests in $dir"
              cargo test --release
            else
              echo "Skipping $dir as it does not contain a Cargo.toml file"
            fi
          done