CI.yml

name: CI
on:
  pull_request:
  push:
    branches:
      - master

env:
  RUST_BACKTRACE: 1

jobs:
  ci-pass:
    name: CI is green
    runs-on: ubuntu-latest
    needs:
      - style
      - test
      - msrv
      - miri
      - features
      - deprecated
      - ffi
      - ffi-header
      - doc
    steps:
      - run: exit 0

  style:
    name: Check Style
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

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

      - name: cargo fmt --check
        run: |
          if ! rustfmt --check --edition 2018 $(git ls-files '*.rs'); then
            printf "Please run \`rustfmt --edition 2018 \$(git ls-files '*.rs')\` to fix rustfmt errors.\nSee CONTRIBUTING.md for more details.\n" >&2
            exit 1
          fi

  test:
    name: Test ${{ matrix.rust }} on ${{ matrix.os }}
    needs: [style]
    strategy:
      matrix:
        rust:
          - stable
          - beta
          - nightly

        os:
          - ubuntu-latest
          - windows-latest
          - macOS-latest

        include:
          - rust: stable
            features: "--features full,backports,deprecated"
          - rust: beta
            features: "--features full,backports"
          - rust: nightly
            features: "--features full,nightly,backports"
            benches: true

    runs-on: ${{ matrix.os }}

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

      - name: Install Rust (${{ matrix.rust }})
        uses: dtolnay/rust-toolchain@stable
        with:
          toolchain: ${{ matrix.rust }}

      - uses: Swatinem/rust-cache@v2

      - name: Test
        run: cargo test ${{ matrix.features }}

      - name: Test all benches
        if: matrix.benches
        run: cargo test --benches ${{ matrix.features }}

  msrv:
    name: Check MSRV (${{ matrix.rust }})
    needs: [style]
    strategy:
      matrix:
        rust:
          - 1.63 # keep in sync with MSRV.md dev doc

        os:
          - ubuntu-latest

    runs-on: ${{ matrix.os }}

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

      - name: Install Rust (${{ matrix.rust }})
        uses: dtolnay/rust-toolchain@stable
        with:
          toolchain: ${{ matrix.rust }}

      - uses: Swatinem/rust-cache@v2

      - name: Pin some dependencies
        run: |
          cargo update -p tokio --precise 1.38.1
          cargo update -p tokio-util --precise 0.7.11

      - name: Check
        run: cargo check --features full

  miri:
    name: Test with Miri
    needs: [style]
    runs-on: ubuntu-latest

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

      - name: Install Rust
        uses: dtolnay/rust-toolchain@nightly
        with:
          components: miri

      - name: Test
        # Can't enable tcp feature since Miri does not support the tokio runtime
        run: MIRIFLAGS="-Zmiri-disable-isolation" cargo miri test --features http1,http2,client,server,stream,nightly

  features:
    name: features
    needs: [style]
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

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

      - name: Install cargo-hack
        uses: taiki-e/install-action@cargo-hack

      - uses: Swatinem/rust-cache@v2

      - name: check --feature-powerset
        run: cargo hack --no-dev-deps check --feature-powerset --depth 2 --skip ffi

  deprecated:
    name: Check deprecated on ${{ matrix.rust }}
    needs: [style]
    strategy:
      matrix:
        rust:
          - stable
          - beta

    runs-on: ubuntu-latest

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

      - name: Install Rust (${{ matrix.rust }})
        uses: dtolnay/rust-toolchain@stable
        with:
          toolchain: ${{ matrix.rust }}

      - uses: Swatinem/rust-cache@v2

      - name: Check
        run: cargo check --features full,backports,deprecated

  ffi:
    name: Test C API (FFI)
    needs: [style]
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

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

      - name: Install cbindgen
        uses: taiki-e/cache-cargo-install-action@v1
        with:
          tool: cbindgen

      - uses: Swatinem/rust-cache@v2

      - name: Build FFI
        run: cargo rustc --features client,http1,http2,ffi --crate-type cdylib
        env:
          RUSTFLAGS: --cfg hyper_unstable_ffi

      - name: Make Examples
        run: cd capi/examples && make client

      - name: Run FFI unit tests
        run: cargo test --features full,ffi --lib
        env:
          RUSTFLAGS: --cfg hyper_unstable_ffi

  ffi-header:
    name: Verify hyper.h is up to date
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

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

      - name: Install cbindgen
        uses: taiki-e/cache-cargo-install-action@v1
        with:
          tool: cbindgen

      - name: Install cargo-expand
        uses: taiki-e/cache-cargo-install-action@v1
        with:
          tool: cargo-expand

      - uses: Swatinem/rust-cache@v2

      - name: Build FFI
        run: cargo build --features client,http1,http2,ffi
        env:
          RUSTFLAGS: --cfg hyper_unstable_ffi

      - name: Ensure that hyper.h is up to date
        run: ./capi/gen_header.sh --verify

  doc:
    name: Build docs
    needs: [style, test]
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

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

      - name: cargo doc
        run: cargo rustdoc --features full,ffi -- --cfg docsrs --cfg hyper_unstable_ffi -D broken-intra-doc-links