name: Lint

on:
  push:
    branches:
      - main
      - ci

  pull_request:
    branches:
      - main

env:
  CARGO_TERM_COLOR: always

jobs:
  build:
    runs-on: ubuntu-20.04

    steps:
      - uses: actions/checkout@v2

      - uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: nightly
          components: rustfmt, clippy

      - name: Check formatting
        run: cargo +nightly fmt --all -- --check