serai/.github/workflows/lint.yml

name: Lint

on:
  push:
    branches:
      - develop
  pull_request:
  workflow_dispatch:

jobs:
  clippy:
    strategy:
      matrix:
        os: [ubuntu-latest, macos-13, macos-14, windows-latest]
    runs-on: ${{ matrix.os }}

    steps:
      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac

      - name: Get nightly version to use
        id: nightly
        shell: bash
        run: echo "version=$(cat .github/nightly-version)" >> $GITHUB_OUTPUT

      - name: Build Dependencies
        uses: ./.github/actions/build-dependencies

      - name: Install nightly rust
        run: rustup toolchain install ${{ steps.nightly.outputs.version }} --profile minimal -t wasm32-unknown-unknown -c clippy

      - name: Run Clippy
        run: cargo +${{ steps.nightly.outputs.version }} clippy --all-features --all-targets -- -D warnings -A clippy::items_after_test_module

      # Also verify the lockfile isn't dirty
      # This happens when someone edits a Cargo.toml yet doesn't do anything
      # which causes the lockfile to be updated
      # The above clippy run will cause it to be updated, so checking there's
      # no differences present now performs the desired check
      - name: Verify lockfile
        shell: bash
        run: git diff | wc -l | LC_ALL="en_US.utf8" grep -x -e "^[ ]*0"

  deny:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac

      - name: Advisory Cache
        uses: actions/cache@13aacd865c20de90d75de3b17ebe84f7a17d57d2
        with:
          path: ~/.cargo/advisory-db
          key: rust-advisory-db

      - name: Install cargo deny
        run: cargo install --locked cargo-deny

      - name: Run cargo deny
        run: cargo deny -L error --all-features check

  fmt:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac

      - name: Get nightly version to use
        id: nightly
        shell: bash
        run: echo "version=$(cat .github/nightly-version)" >> $GITHUB_OUTPUT

      - name: Install nightly rust
        run: rustup toolchain install ${{ steps.nightly.outputs.version }} --profile minimal -c rustfmt

      - name: Run rustfmt
        run: cargo +${{ steps.nightly.outputs.version }} fmt -- --check

  machete:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac
      - name: Verify all dependencies are in use
        run: |
          cargo install cargo-machete
          cargo machete