name: CI

on:
  pull_request:
    branches:
      - master
  push:
    branches:
      - master
  schedule:
    - cron: '0 2 * * *'

env:
  RUSTFLAGS: -Dwarnings
  RUST_BACKTRACE: 1

jobs:
  test:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Install Rust
        run: rustup update stable
      - name: Install cargo-hack
        uses: taiki-e/install-action@cargo-hack
      - run: cargo hack build --feature-powerset --optional-deps --no-dev-deps
      - run: cargo test --all-features

  minrust:
    strategy:
      matrix:
        rust:
          # This is the minimum supported Rust version of this crate.
          - 1.31.0
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Install Rust
        run: rustup update ${{ matrix.rust }} && rustup default ${{ matrix.rust }}
      - run: cargo build

  no-std:
    strategy:
      matrix:
        rust:
          # This is the minimum supported Rust version for "no_std"
          - 1.36.0
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Install Rust
        run: rustup update ${{ matrix.rust }} && rustup default ${{ matrix.rust }}
      - run: rustup target add thumbv7m-none-eabi
      - run: cargo build --no-default-features --target thumbv7m-none-eabi

  miri:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Install Rust
        run: rustup toolchain install nightly --component miri && rustup default nightly
      - run: cargo miri test --workspace --all-features
        env:
          MIRIFLAGS: -Zmiri-strict-provenance -Zmiri-symbolic-alignment-check -Zmiri-disable-isolation
          RUSTFLAGS: ${{ env.RUSTFLAGS }} -Z randomize-layout

  clippy:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Install Rust
        run: rustup update stable
      - run: cargo clippy --all-features

  fmt:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Install Rust
        run: rustup update stable
      - run: cargo fmt --all -- --check

  docs:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Install Rust
        run: rustup update nightly && rustup default nightly
      - run: cargo doc --no-deps --all-features
        env:
          RUSTDOCFLAGS: -Dwarnings