name: Premerge

on:
  pull_request:
    types: [opened, synchronize, reopened]
  push:
    branches: [main]
  schedule:
    - cron: 0 0 1 * *

jobs:
  build-and-test:
    runs-on: ubuntu-latest
    steps:
      - name: checkout source
        uses: actions/checkout@v3

      - name: install Rust
        uses: actions-rust-lang/setup-rust-toolchain@v1.4.3

      - name: check
        run: cargo check

      - name: test
        run: cargo test

  linting:
    if: ${{ github.ref != 'main' }}
    runs-on: ubuntu-latest
    steps:
      - name: checkout source
        uses: actions/checkout@v3

      - name: install Rust
        uses: actions-rust-lang/setup-rust-toolchain@v1.4.3
        with: { components: rustfmt, clippy }

      - name: format
        run: cargo fmt --all -- --check

      - name: clippy
        uses: actions-rs/clippy-check@v1
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          args: -- -D warnings