name: rust

on:
  push:
    branches: [main]
  pull_request:
    paths:
      - 'rust/**'
      - .github/workflows/rust.yml

  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

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

env:
  CARGO_TERM_COLOR: always
  RUST_BACKTRACE: full

defaults:
  run:
    working-directory: ./rust

jobs:
  build-rs:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v2
      - uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
          profile: minimal
      - uses: Swatinem/rust-cache@v1
        with:
          working-directory: ./rust
      - name: Build
        run: cargo build --verbose

  test-rs:
    runs-on: ubuntu-latest
    needs: [build-rs]

    steps:
      - uses: actions/checkout@v2
      - uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
          profile: minimal
      - uses: Swatinem/rust-cache@v1
        with:
          working-directory: ./rust
      - name: Run tests
        run: cargo test --verbose

  lint-rs:
    runs-on: ubuntu-latest
    needs: [build-rs]

    steps:
      - uses: actions/checkout@v2
      - uses: actions-rs/toolchain@v1
        with:
          toolchain: stable
          profile: minimal
          components: rustfmt, clippy
      - uses: Swatinem/rust-cache@v1
        with:
          working-directory: ./rust
      - name: Check
        run: cargo check --all-features --all-targets --verbose
      - name: Rustfmt
        run: cargo fmt --all -- --check
      - name: Clippy
        run: cargo clippy -- -D warnings