name: rustls

permissions:
  contents: read

on:
  push:
  pull_request:
  merge_group:
  schedule:
    - cron: '23 6 * * 5'

jobs:
  build:
    name: Build+test
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        # test a bunch of toolchains on ubuntu
        rust:
          - stable
          - beta
          - nightly
        os: [ubuntu-20.04]
        # but only stable on macos/windows (slower platforms)
        include:
          - os: macos-latest
            rust: stable
          - os: windows-latest
            rust: stable
    steps:
      - name: Checkout sources
        uses: actions/checkout@v4
        with:
          persist-credentials: false

      - name: Install ${{ matrix.rust }} toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust }}

      - name: cargo check (default features)
        run: cargo check --all-targets

      - name: cargo test (debug; default features)
        run: cargo test
        env:
          RUST_BACKTRACE: 1

      - name: cargo test (debug; native-tokio only)
        run: cargo test --no-default-features --features native-tokio
        env:
          RUST_BACKTRACE: 1

      - name: cargo test (debug; webpki-tokio only)
        run: cargo test --no-default-features --features webpki-tokio
        env:
          RUST_BACKTRACE: 1

      - name: cargo test (debug; all features)
        run: cargo test --all-features
        env:
          RUST_BACKTRACE: 1

      - name: cargo build (debug; no default features)
        run: cargo build --no-default-features

      - name: cargo test (debug; no default features; no run)
        run: cargo test --no-default-features --no-run

      - name: cargo test (release; no run)
        run: cargo test --release --no-run

  msrv:
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout sources
        uses: actions/checkout@v4
        with:
          persist-credentials: false

      - name: Install rust toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: "1.63"

      - name: Check MSRV
        run: cargo check --lib --all-features

  docs:
    name: Check for documentation errors
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout sources
        uses: actions/checkout@v4
        with:
          persist-credentials: false

      - name: Install rust toolchain
        uses: dtolnay/rust-toolchain@nightly

      - name: cargo doc (all features)
        run: cargo doc --all-features --no-deps
        env:
          RUSTDOCFLAGS: -Dwarnings

  format:
    name: Format
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@v4
        with:
          persist-credentials: false
      - name: Install rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          components: rustfmt
      - name: Check formatting
        run: cargo fmt --all -- --check

  clippy:
    name: Clippy
    runs-on: ubuntu-latest
    steps:
      - name: Checkout sources
        uses: actions/checkout@v4
        with:
          persist-credentials: false
      - name: Install rust toolchain
        uses: dtolnay/rust-toolchain@stable
        with:
          components: clippy
      - run: cargo clippy --all-features -- --deny warnings
