lint-examples.yml

name: lint-examples

on:
  pull_request:
    paths:
      - '.github/workflows/lint-examples.yml'
      - '.golangci.yml'
      - 'examples/**/*.go'
      - 'examples/**/go.mod'
      - 'examples/**/go.sum'

concurrency:
  group: lint-examples-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

env:
  GO_VERSION: 1.22.7

jobs:
  lint:
    name: lint
    # Use 20.04.5 until https://github.com/open-telemetry/opentelemetry-collector-contrib/issues/16450 is resolved
    runs-on: ubuntu-20.04
    steps:
      - name: Check out the codebase.
        uses: actions/checkout@v4

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: ${{ env.GO_VERSION }}
          cache-dependency-path: '**/go.sum'

      - name: Lint
        run: |
          make install-tools
          for gomod in $(find examples -name "go.mod"); do
            dir=$(dirname $gomod)
            pushd $dir >/dev/null
            echo "Running 'make lint' in $dir ..."
            make lint
            popd >/dev/null
          done