ci_unused_deps.yml

name: Unused Rust crate check

permissions:
  contents: read

concurrency:
  group: dep-check-${{ github.head_ref || 'ci_unused_deps' }}
  cancel-in-progress: true

on:
  push:
    branches: [master]
  workflow_dispatch:
env:
  CARGO_TERM_COLOR: always

jobs:
  unused_deps_check:
    name: Rust check ${{ matrix.check }} (${{ matrix.rust-target }})
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest]
        rust: [nightly]
        rust-target: [x86_64-unknown-linux-gnu]
        check: [unused-dependencies]
    env:
      RUST_BACKTRACE: full
      RUSTV: ${{ matrix.rust }}
      TARGET: ${{ matrix.rust-target }}
    steps:
      - uses: actions/checkout@v4
      - name: Install Rust ${{ matrix.rust }} toolchain
        uses: dtolnay/rust-toolchain@master
        with:
          toolchain: ${{ matrix.rust }}
          targets: ${{ matrix.rust-target }}
      - name: Install Zig
        run: ./actions/zig-install.sh ${{ matrix.os }}
      - uses: Swatinem/rust-cache@v2
        with:
          key: ${{ matrix.rust-target }}-${{ matrix.check }}
      - name: Unused dependencies test
        if: ${{ matrix.check == 'unused-dependencies' }}
        run: make check-udeps