Add workflow to auto-update .swift-version
#8
Workflow file for this run
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name: Update Swift Version | |
on: | |
pull_request: | |
types: [opened, reopened, synchronize] | |
schedule: | |
- cron: '0 0 */14 * *' # Every 14 days at midnight UTC | |
jobs: | |
update-swift-version: | |
runs-on: ubuntu-latest | |
permissions: | |
contents: write | |
pull-requests: write | |
steps: | |
- name: Checkout repository | |
uses: actions/checkout@v4 | |
- name: Set up Git | |
run: | | |
git config --global user.name "github-actions" | |
git config --global user.email "[email protected]" | |
- name: Install dependencies | |
run: | | |
sudo apt-get update -qq | |
sudo apt-get install -y curl jq | |
- name: Open pull request if needed | |
id: update | |
run: | | |
set -ex | |
git fetch | |
BRANCH=ci/update-swift-version | |
if git ls-remote --exit-code --heads origin "$BRANCH"; then | |
git checkout -b "$BRANCH" --track "origin/$BRANCH" | |
else | |
git checkout -b "$BRANCH" | |
fi | |
UNAME=$(uname -m) | |
curl -O "https://download.swift.org/swiftly/linux/swiftly-$UNAME.tar.gz" | |
tar zxf "swiftly-$UNAME.tar.gz" | |
./swiftly init \ | |
--skip-install \ | |
--assume-yes \ | |
--quiet-shell-followup \ | |
--no-modify-profile | |
. "$HOME/.local/share/swiftly/env.sh" | |
latest=$(swiftly list-available main-snapshot | grep main-snapshot | head -n 1 | awk '{print $1}') | |
echo -n "$latest" > .swift-version | |
echo "version=$latest" >> "$GITHUB_OUTPUT" | |
if [[ -z "$(git status --porcelain .swift-version)" ]]; then | |
echo "No changes. Exiting." | |
exit 0 # neutral exit status | |
fi | |
git add .swift-version | |
git commit -m "Update Swift version to $latest" | |
git push -u origin "$BRANCH" | |
gh auth setup-git | |
pr=$(gh pr list --head ci/update-swift-version --state open --json number --jq '.[0].number') | |
title="ci: update Swift version to $latest" | |
body="This PR updates the \`.swift-version\` file to Swift $latest. | |
> This PR was automatically generated." | |
if [[ -z "$pr" ]]; then | |
gh pr create \ | |
--title "$title" \ | |
--body "$body" \ | |
--head "ci/update-swift-version" \ | |
--base "main" | |
else | |
echo "PR already exists: #$pr" | |
gh pr edit --title "$title" --body "$body" | |
fi | |
gh pr merge --auto --squash | |
env: | |
GH_TOKEN: ${{ secrets.GITHUB_TOKEN }} |