name: rust-ci

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]
  workflow_dispatch:

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
  cancel-in-progress: ${{ github.event_name == 'pull_request' }}

defaults:
  run:
    working-directory: rustutils/

jobs:
  test:
    name: Rust tests
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: true
      matrix:
        include:
          - os: macos-latest  # M-series CPU
          - os: windows-latest
          - os: ubuntu-latest
    steps:
      - uses: taiki-e/install-action@ba47c86ac325773530516bb756137ac718732518 # v2.86.5
        with: { tool: just }
      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          persist-credentials: false
      - run: just -v ci-test

  msrv:
    name: Rust tests MSRV (Minimal Supported Rust Version)
    runs-on: ubuntu-latest
    steps:
      - uses: taiki-e/install-action@ba47c86ac325773530516bb756137ac718732518 # v2.86.5
        with: { tool: just }
      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          persist-credentials: false
      - name: Read crate metadata
        id: metadata
        run: echo "rust-version=$(sed -ne 's/rust-version *= *\"\(.*\)\"/\1/p' Cargo.toml)" >> "$GITHUB_OUTPUT"
      - name: Install Rust
        uses: dtolnay/rust-toolchain@4be7066ada62dd38de10e7b70166bc74ed198c30 # stable
        with:
          toolchain: ${{ steps.metadata.outputs.rust-version }}
      - run: just ci-test-msrv