ci-rust.yml

name: Continuous Integration (rust)

on:
  push:
    branches: [ "develop" ]
    # See docu here: https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#example-including-and-excluding-branches
    # it seems pretty similar to .gitignore
    paths:
      - '**'
      - '!**.md'
  pull_request:
    paths:
      - '**'
      - '!**.md'

env:
  CARGO_TERM_COLOR: always
  RUST_BACKTRACE: full

jobs:
  # builds and tests rust code, with --deny warnings. tests for dirty git
  build-and-test-rust:
    runs-on: ubuntu-latest

    env:
      RUSTFLAGS: --deny warnings

    steps:
    - uses: actions/checkout@v4
    - name: Rustup update
      run: rustup update
    - name: Show cargo version
      run: cargo --version
    - name: rust build caching
      uses: Swatinem/rust-cache@v2
      with:
        workspaces: . -> target
        key: default-features
        save-if: ${{ github.ref == 'refs/heads/develop' }}
    - name: Build Rust
      run: cargo check --verbose --locked
    - name: Test Rust
      run: cargo test --all --verbose --locked
    - name: Check dirty git
      uses: ./.github/actions/check-dirty-git

  # builds and tests rust code, with --no-default-features, with --deny warnings. tests for dirty git
  build-and-test-rust-no-default-features:
    runs-on: ubuntu-latest

    env:
      RUSTFLAGS: --deny warnings

    steps:
    - uses: actions/checkout@v4
    - name: Rustup update
      run: rustup update
    - name: Show cargo version
      run: cargo --version
    - name: rust build caching
      uses: Swatinem/rust-cache@v2
      with:
        workspaces: . -> target
        key: no-default-features
        save-if: ${{ github.ref == 'refs/heads/develop' }}
    - name: Build Rust
      run: cargo check --no-default-features --verbose --locked
    - name: Test Rust
      run: cargo test --no-default-features --verbose --locked
    - name: Check dirty git
      uses: ./.github/actions/check-dirty-git

  # lints and checks formatting of rust code
  lint-rust:
    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v4
    - name: Rustup install nightly & update
      run: rustup toolchain add nightly && rustup component add --toolchain nightly rustfmt && rustup update
    - name: Show cargo version
      run: cargo --version
    - name: rust build caching
      uses: Swatinem/rust-cache@v2
      with:
        key: lint
        workspaces: . -> target
        save-if: ${{ github.ref == 'refs/heads/develop' }}
    - name: Format
      run: cargo +nightly fmt -- --check
    - name: Clippy
      run: cargo clippy --all --all-features -- -D warnings

  semver-checks:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Check semver
        uses: obi1kenobi/cargo-semver-checks-action@v2