lint.yml

name: Lint

on:
  workflow_call:

  push:
    branches: [main]

  pull_request:
    branches: [main]

concurrency:
  group: lint-${{ github.ref }}
  cancel-in-progress: true

jobs:
  lint-go:
    runs-on: ubuntu-22.04
    timeout-minutes: 10
    steps:
      - name: Check out repository
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Find changed go files
        id: changed-go-files
        uses: tj-actions/changed-files@v34.5.1
        with:
          files: |
            **/*.go
            go.mod
            go.sum

      - name: Setup Go environment
        uses: actions/setup-go@v3.3.1
        if: steps.changed-go-files.outputs.any_changed == 'true'
        with:
          go-version: "1.19"

      - name: Lint go code (golangci-lint)
        uses: golangci/golangci-lint-action@v3
        if: steps.changed-go-files.outputs.any_changed == 'true'
        with:
          version: v1.49

      - name: Lint go code (gofumpt)
        if: steps.changed-go-files.outputs.any_changed == 'true'
        run: |
          go install mvdan.cc/gofumpt@v0.4.0
          if [ "$(gofumpt -l .)" != "" ]; then
            echo "❌ Code is not gofumpt!"
            exit 1
          fi
          echo "✅ Code is gofumpt!"