release-checks.yaml

on:
  pull_request:
    branches:
      - main
  workflow_dispatch:

name: Release Configuration Checks

permissions:
  contents: read

jobs:
  check-config:
    runs-on: ubuntu-latest
    name: Check Release config.json
    steps:
      - uses: actions/checkout@v4
      - uses: actions/checkout@v4
        with:
          ref: main
          path: main-branch
      - name: Check smithy-rs version exists
        run: |
          SMITHY_RS_VERSION=$(jq -r ".dependencies.smithyRsVersion" config.json)
          echo "checking smithy-rs@$SMITHY_RS_VERSION"
          mkdir smithy-rs
          cd smithy-rs
          git init
          git remote add origin https://github.com/smithy-lang/smithy-rs.git

          if git fetch origin $SMITHY_RS_VERSION; then
            echo "smithy-rs@$SMITHY_RS_VERSION found"
          else
            echo "::error::no smithy-rs@$SMITHY_RS_VERSION found"
            exit 1
          fi

      - name: Check for tools changes in smithy-rs
        run: |
          CURRENT_SMITHY_RS_VERSION=$(jq -r ".dependencies.smithyRsVersion" config.json)
          echo "Current branch smithyRsVersion: $CURRENT_SMITHY_RS_VERSION"

          MAIN_SMITHY_RS_VERSION=$(jq -r ".dependencies.smithyRsVersion" main-branch/config.json)
          echo "Main branch smithyRsVersion: $MAIN_SMITHY_RS_VERSION"

          cd smithy-rs
          git fetch origin --tags -q

          # Check for tools changes between main branch version and current version
          CHANGED_FILES=$(git diff --name-only $MAIN_SMITHY_RS_VERSION..$CURRENT_SMITHY_RS_VERSION)

          if echo "$CHANGED_FILES" | grep -q "^tools/"; then
            echo "::error::Tools changes detected between $MAIN_SMITHY_RS_VERSION and $CURRENT_SMITHY_RS_VERSION"
            echo "$CHANGED_FILES" | grep "^tools/"
            echo "::error::Complete an internal release before updating config.json. After completion, use the bot user to force-merge this PR to main."
            exit 1
          else
            echo "No tools changes detected - check passed"
          fi