gofmt.yml

name: gofmt

permissions:
  contents: read

on:
  pull_request:
    paths:
      - "**/*.go"

jobs:
  run-gofmt:
    runs-on: ubuntu-22.04
    steps:
      - name: Checkout Repository
        uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
        with:
          fetch-depth: 0
      - name: Merge base branch
        id: pull_request
        run: |
          git config user.name "modular-magician"
          git config user.email "magic-modules@google.com"
          git fetch origin ${{ github.base_ref }} # Fetch the base branch
          git merge --no-ff origin/${{ github.base_ref }} # Merge with the base branch
      - name: Set up Go
        uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
        with:
          cache: false
          go-version: '^1.23'
      - name: gofmt
        run: |
          GOFMT_OUTPUT="$(gofmt -l .)"
          # Currently no simple way to get a non-0 exit code directly from
          # gofmt
          if [ -n "$GOFMT_OUTPUT" ]; then 
            echo "The following files are not formatted properly:" >&2
            echo "$GOFMT_OUTPUT" >&2
            exit 1
          fi
          echo "gofmt-output=gofmt success" >> "$GITHUB_OUTPUT"