name: Lint

on:
  pull_request: {}
  merge_group: { types: [checks_requested] }

permissions:
  contents: read

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  fmt:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2

      - uses: actions-rust-lang/setup-rust-toolchain@150fca883cd4034361b621bd4e6a9d34e5143606 # v1.15.4
        with:
          toolchain: nightly
          components: rustfmt

      - name: Rustfmt Check
        run: cargo fmt --all -- --check

  clippy:
    permissions:
      contents: write

    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2

      - uses: actions-rust-lang/setup-rust-toolchain@150fca883cd4034361b621bd4e6a9d34e5143606 # v1.15.4
        with: { components: clippy }

      - uses: giraffate/clippy-action@13b9d32482f25d29ead141b79e7e04e7900281e0 # v1.0.1
        with:
          reporter: "github-pr-check"
          github_token: ${{ secrets.GITHUB_TOKEN }}
          clippy_flags: --workspace --all-features --tests --examples --bins -- -Dclippy::todo -Aunknown_lints

  check-external-types:
    if: false # rustdoc mismatch currently
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2

      - name: Install Rust (${{ vars.RUST_VERSION_EXTERNAL_TYPES }})
        uses: actions-rust-lang/setup-rust-toolchain@150fca883cd4034361b621bd4e6a9d34e5143606 # v1.15.4
        with:
          toolchain: ${{ vars.RUST_VERSION_EXTERNAL_TYPES }}

      - name: Install just
        uses: taiki-e/install-action@85b24a67ef0c632dfefad70b9d5ce8fddb040754 # v2.75.10
        with:
          tool: just

      - name: Install cargo-check-external-types
        uses: taiki-e/cache-cargo-install-action@a8b9ecf8e0c0ea09d7481cfc583a5203ecd585b5 # v3.0.5
        with:
          tool: cargo-check-external-types

      - name: check external types
        run: just check-external-types-all +${{ vars.RUST_VERSION_EXTERNAL_TYPES }}