cargo-check.yml

name: Build and Validate Cargo.toml and cargo.lock

on:
  pull_request:
    branches:
      - "main"
      - "develop"
      - "release/*"

jobs:
  check_cargo_lock:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v2

      - name: Fetch all branches and tags
        run: git fetch --prune --unshallow

      - name: Get commit IDs and changed files
        run: |
          # Get the latest commit hash of the current branch
          current_commit=$(git rev-parse HEAD)
          
          # Get the latest commit hash of the target branch (base branch)
          target_commit=$(git rev-parse ${{ github.event.pull_request.base.sha }})
          
          # List all changed files between the current branch's latest commit and the target branch's latest commit
          changed_files=$(git diff --name-only $target_commit $current_commit)
          
          # Use grep to filter for Cargo.toml files, and if none are found, set changed_files to an empty string
          if echo "$changed_files" | grep -q Cargo.toml; then
            if ! echo "$changed_files" | grep -q Cargo.lock; then
              echo "Cargo.toml files were changed, but Cargo.lock files were not changed."
              exit 1
            fi
            changed_files=$(echo "$changed_files" | grep Cargo.toml)
          else
            echo "No changed Cargo.toml files detected in the pull request."
            exit 0
          fi