name: CI

on:
  push:
  pull_request:
  schedule: [cron: "40 1 * * *"]

env:
  RUSTFLAGS: -Dwarnings

jobs:
  test:
    name: Rust nightly ${{matrix.os == 'windows' && '(windows)' || ''}}
    runs-on: ${{matrix.os}}-latest
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu, windows]
    steps:
      - uses: actions/checkout@v2
      - uses: dtolnay/rust-toolchain@nightly
      - run: cargo test
      - run: cargo test --features preserve_order --tests -- --skip ui --exact
      - run: cargo test --features float_roundtrip --tests -- --skip ui --exact
      - run: cargo test --features arbitrary_precision --tests -- --skip ui --exact
      - run: cargo test --features float_roundtrip,arbitrary_precision --tests -- --skip ui --exact
      - run: cargo test --features raw_value --tests -- --skip ui --exact
      - run: cargo test --features unbounded_depth --tests -- --skip ui --exact

  build:
    name: Rust ${{matrix.rust}} ${{matrix.os == 'windows' && '(windows)' || ''}}
    runs-on: ${{matrix.os}}-latest
    strategy:
      fail-fast: false
      matrix:
        rust: [beta, stable, 1.53.0, 1.46.0, 1.45.0, 1.40.0, 1.38.0, 1.36.0]
        os: [ubuntu]
        include:
          - rust: stable
            os: windows
    steps:
      - uses: actions/checkout@v2
      - uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{matrix.rust}}
      - run: cargo check
      - run: cargo check --features float_roundtrip
      - run: cargo check --features arbitrary_precision
      - run: cargo check --features raw_value
      - run: cargo check --features unbounded_depth
      - run: cargo check --manifest-path tests/crate/Cargo.toml --no-default-features --features alloc
      - run: cargo check --manifest-path tests/crate/Cargo.toml --no-default-features --features alloc,raw_value
      - run: cargo check --features preserve_order
        if: matrix.rust != '1.45.0' && matrix.rust != '1.40.0' && matrix.rust != '1.38.0' && matrix.rust != '1.36.0'
      - run: cargo check --manifest-path tests/crate/Cargo.toml --no-default-features --features alloc,preserve_order
        if: matrix.rust != '1.45.0' && matrix.rust != '1.40.0' && matrix.rust != '1.38.0' && matrix.rust != '1.36.0'
      - name: Build without std
        run: |
          rustup target add aarch64-unknown-none
          cargo check \
              --manifest-path tests/crate/Cargo.toml \
              --target aarch64-unknown-none \
              --no-default-features \
              --features alloc
        if: matrix.rust == 'stable' && matrix.os == 'ubuntu'

  miri:
    name: Miri
    runs-on: ubuntu-latest
    env:
      MIRIFLAGS: "-Zmiri-tag-raw-pointers"
    steps:
      - uses: actions/checkout@v2
      - uses: dtolnay/rust-toolchain@nightly
        with:
          components: miri
      - run: cargo miri test
      - run: cargo miri test --features preserve_order,float_roundtrip,arbitrary_precision,raw_value

  clippy:
    name: Clippy
    runs-on: ubuntu-latest
    if: github.event_name != 'pull_request'
    steps:
      - uses: actions/checkout@v2
      - uses: dtolnay/rust-toolchain@clippy
      - run: cargo clippy --tests -- -Dclippy::all -Dclippy::pedantic
      - run: cargo clippy --all-features --tests -- -Dclippy::all -Dclippy::pedantic

  docs:
    name: Documentation
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - uses: dtolnay/rust-toolchain@nightly
      - run: cargo doc --features raw_value,unbounded_depth
        env:
          RUSTDOCFLAGS: --cfg docsrs

  fuzz:
    name: Fuzz
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - uses: dtolnay/rust-toolchain@nightly
      - run: cargo install cargo-fuzz --debug
      - run: cargo fuzz build -O