name: Rust Checks

on:
  pull_request:
    branches: [ "main" ]

env:
  CARGO_TERM_COLOR: always

jobs:
  cargo_check:
    name: Cargo Check
    runs-on: ubuntu-latest

    steps:
    - name: Checkout sources
      uses: actions/checkout@v4

    - name: Cache Cargo registry
      uses: actions/cache@v4
      with:
        path: ~/.cargo/registry
        key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
        restore-keys: ${{ runner.os }}-cargo-registry-

    - name: Cache Cargo index
      uses: actions/cache@v4
      with:
        path: ~/.cargo/git
        key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
        restore-keys: ${{ runner.os }}-cargo-index-

    - name: Install Rust
      uses: dtolnay/rust-toolchain@stable

    - name: Build
      run: cargo check

  lints:
    name: Lints
    runs-on: ubuntu-latest

    steps:
    - name: Checkout sources
      uses: actions/checkout@v4

    - name: Install Rust
      uses: dtolnay/rust-toolchain@stable

    - name: Run cargo fmt
      run: cargo fmt --all --check

    - name: Run cargo clippy
      run: cargo clippy