mirror of
https://github.com/apricote/releaser-pleaser.git
synced 2026-01-13 13:21:00 +00:00
refactor: move run logic outside of cli code
This commit is contained in:
parent
d8daad7623
commit
32734d9aa1
2 changed files with 345 additions and 312 deletions
341
releaserpleaser.go
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341
releaserpleaser.go
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@ -0,0 +1,341 @@
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package rp
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import (
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"context"
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"fmt"
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"log/slog"
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"github.com/go-git/go-git/v5"
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"github.com/go-git/go-git/v5/config"
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"github.com/go-git/go-git/v5/plumbing"
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)
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const (
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PullRequestBranchFormat = "releaser-pleaser--branches--%s"
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)
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type ReleaserPleaser struct {
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forge Forge
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logger *slog.Logger
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targetBranch string
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}
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func New(forge Forge, logger *slog.Logger, targetBranch string) *ReleaserPleaser {
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return &ReleaserPleaser{
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forge: forge,
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logger: logger,
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targetBranch: targetBranch,
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}
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}
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func (rp *ReleaserPleaser) EnsureLabels(ctx context.Context) error {
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// TODO: Wrap Error
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return rp.forge.EnsureLabelsExist(ctx, Labels)
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}
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func (rp *ReleaserPleaser) Run(ctx context.Context) error {
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err := rp.runOnboarding(ctx)
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if err != nil {
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return fmt.Errorf("failed to onboard repository: %w", err)
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}
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err = rp.runCreatePendingReleases(ctx)
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if err != nil {
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return fmt.Errorf("failed to create pending releases: %w", err)
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}
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err = rp.runReconcileReleasePR(ctx)
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if err != nil {
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return fmt.Errorf("failed to reconcile release pull request: %w", err)
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}
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return nil
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}
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func (rp *ReleaserPleaser) runOnboarding(ctx context.Context) error {
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err := rp.EnsureLabels(ctx)
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if err != nil {
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return fmt.Errorf("failed to ensure all labels exist: %w", err)
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}
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return nil
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}
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func (rp *ReleaserPleaser) runCreatePendingReleases(ctx context.Context) error {
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logger := rp.logger.With("method", "runCreatePendingReleases")
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logger.InfoContext(ctx, "checking for pending releases")
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prs, err := rp.forge.PendingReleases(ctx)
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if err != nil {
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return err
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}
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if len(prs) == 0 {
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logger.InfoContext(ctx, "No pending releases found")
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return nil
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}
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logger.InfoContext(ctx, "Found pending releases", "length", len(prs))
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for _, pr := range prs {
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err = rp.createPendingRelease(ctx, pr)
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if err != nil {
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return err
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}
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}
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return nil
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}
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func (rp *ReleaserPleaser) createPendingRelease(ctx context.Context, pr *ReleasePullRequest) error {
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logger := rp.logger.With(
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"method", "createPendingRelease",
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"pr.id", pr.ID,
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"pr.title", pr.Title)
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if pr.ReleaseCommit == nil {
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return fmt.Errorf("pull request is missing the merge commit")
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}
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logger.Info("Creating release", "commit.hash", pr.ReleaseCommit.Hash)
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version, err := pr.Version()
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if err != nil {
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return err
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}
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changelog, err := pr.ChangelogText()
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if err != nil {
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return err
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}
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// TODO: pre-release & latest
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logger.DebugContext(ctx, "Creating release on forge")
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err = rp.forge.CreateRelease(ctx, *pr.ReleaseCommit, version, changelog, false, true)
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if err != nil {
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return fmt.Errorf("failed to create release on forge: %w", err)
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}
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logger.DebugContext(ctx, "created release", "release.title", version, "release.url", rp.forge.ReleaseURL(version))
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logger.DebugContext(ctx, "updating pr labels")
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err = rp.forge.SetPullRequestLabels(ctx, pr, []string{LabelReleasePending}, []string{LabelReleaseTagged})
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if err != nil {
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return err
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}
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logger.DebugContext(ctx, "updated pr labels")
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logger.InfoContext(ctx, "Created release", "release.title", version, "release.url", rp.forge.ReleaseURL(version))
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return nil
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}
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func (rp *ReleaserPleaser) runReconcileReleasePR(ctx context.Context) error {
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logger := rp.logger.With("method", "runReconcileReleasePR")
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releases, err := rp.forge.LatestTags(ctx)
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if err != nil {
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return err
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}
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if releases.Latest != nil {
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logger.InfoContext(ctx, "found latest tag", "tag.hash", releases.Latest.Hash, "tag.name", releases.Latest.Name)
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if releases.Stable != nil && releases.Latest.Hash != releases.Stable.Hash {
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logger.InfoContext(ctx, "found stable tag", "tag.hash", releases.Stable.Hash, "tag.name", releases.Stable.Name)
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}
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} else {
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logger.InfoContext(ctx, "no latest tag found")
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}
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releasableCommits, err := rp.forge.CommitsSince(ctx, releases.Stable)
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if err != nil {
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return err
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}
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logger.InfoContext(ctx, "Found releasable commits", "length", len(releasableCommits))
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changesets, err := rp.forge.Changesets(ctx, releasableCommits)
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if err != nil {
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return err
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}
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logger.InfoContext(ctx, "Found changesets", "length", len(changesets))
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rpBranch := fmt.Sprintf(PullRequestBranchFormat, rp.targetBranch)
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rpBranchRef := plumbing.NewBranchReferenceName(rpBranch)
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// Check Forge for open PR
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// Get any modifications from open PR
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// Clone Repo
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// Run Updaters + Changelog
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// Upsert PR
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pr, err := rp.forge.PullRequestForBranch(ctx, rpBranch)
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if err != nil {
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return err
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}
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if pr != nil {
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logger.InfoContext(ctx, "found existing release pull request", "pr.id", pr.ID, "pr.title", pr.Title)
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}
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if len(changesets) == 0 {
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if pr != nil {
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logger.InfoContext(ctx, "closing existing pull requests, no changesets available", "pr.id", pr.ID, "pr.title", pr.Title)
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err = rp.forge.ClosePullRequest(ctx, pr)
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if err != nil {
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return err
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}
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} else {
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logger.InfoContext(ctx, "No changesets available for release")
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}
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return nil
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}
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var releaseOverrides ReleaseOverrides
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if pr != nil {
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releaseOverrides, err = pr.GetOverrides()
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if err != nil {
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return err
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}
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}
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versionBump := VersionBumpFromChangesets(changesets)
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nextVersion, err := SemVerNextVersion(releases, versionBump, releaseOverrides.NextVersionType)
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if err != nil {
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return err
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}
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logger.InfoContext(ctx, "next version", "version", nextVersion)
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logger.DebugContext(ctx, "cloning repository", "clone.url", rp.forge.CloneURL())
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repo, err := CloneRepo(ctx, rp.forge.CloneURL(), rp.targetBranch, rp.forge.GitAuth())
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if err != nil {
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return fmt.Errorf("failed to clone repository: %w", err)
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}
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worktree, err := repo.Worktree()
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if err != nil {
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return err
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}
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if branch, _ := repo.Branch(rpBranch); branch != nil {
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logger.DebugContext(ctx, "deleting previous releaser-pleaser branch locally", "branch.name", rpBranch)
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if err = repo.DeleteBranch(rpBranch); err != nil {
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return err
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}
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}
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if err = worktree.Checkout(&git.CheckoutOptions{
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Branch: rpBranchRef,
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Create: true,
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}); err != nil {
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return fmt.Errorf("failed to check out branch: %w", err)
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}
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err = RunUpdater(ctx, nextVersion, worktree)
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if err != nil {
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return fmt.Errorf("failed to update files with new version: %w", err)
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}
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changelogEntry, err := NewChangelogEntry(changesets, nextVersion, rp.forge.ReleaseURL(nextVersion), releaseOverrides.Prefix, releaseOverrides.Suffix)
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if err != nil {
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return fmt.Errorf("failed to build changelog entry: %w", err)
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}
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err = UpdateChangelogFile(worktree, changelogEntry)
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if err != nil {
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return fmt.Errorf("failed to update changelog file: %w", err)
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}
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releaseCommitMessage := fmt.Sprintf("chore(%s): release %s", rp.targetBranch, nextVersion)
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releaseCommitHash, err := worktree.Commit(releaseCommitMessage, &git.CommitOptions{
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Author: GitSignature(),
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Committer: GitSignature(),
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})
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if err != nil {
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return fmt.Errorf("failed to commit changes: %w", err)
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}
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logger.InfoContext(ctx, "created release commit", "commit.hash", releaseCommitHash.String(), "commit.message", releaseCommitMessage)
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newReleasePRChanges := true
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// Check if anything changed in comparison to the remote branch (if exists)
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if remoteRef, err := repo.Reference(plumbing.NewRemoteReferenceName(GitRemoteName, rpBranch), false); err != nil {
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if err.Error() != "reference not found" {
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// "reference not found" is expected and we should always push
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return err
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}
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} else {
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remoteCommit, err := repo.CommitObject(remoteRef.Hash())
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if err != nil {
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return err
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}
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localCommit, err := repo.CommitObject(releaseCommitHash)
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if err != nil {
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return err
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}
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diff, err := localCommit.PatchContext(ctx, remoteCommit)
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if err != nil {
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return err
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}
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newReleasePRChanges = len(diff.FilePatches()) > 0
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}
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if newReleasePRChanges {
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pushRefSpec := config.RefSpec(fmt.Sprintf(
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"+%s:%s",
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rpBranchRef,
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// This needs to be the local branch name, not the remotes/origin ref
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// See https://stackoverflow.com/a/75727620
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rpBranchRef,
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))
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logger.DebugContext(ctx, "pushing branch", "commit.hash", releaseCommitHash.String(), "branch.name", rpBranch, "refspec", pushRefSpec.String())
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if err = repo.PushContext(ctx, &git.PushOptions{
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RemoteName: GitRemoteName,
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RefSpecs: []config.RefSpec{pushRefSpec},
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Force: true,
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Auth: rp.forge.GitAuth(),
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}); err != nil {
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return fmt.Errorf("failed to push branch: %w", err)
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}
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logger.InfoContext(ctx, "pushed branch", "commit.hash", releaseCommitHash.String(), "branch.name", rpBranch, "refspec", pushRefSpec.String())
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} else {
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logger.InfoContext(ctx, "file content is already up-to-date in remote branch, skipping push")
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}
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// Open/Update PR
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if pr == nil {
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pr, err = NewReleasePullRequest(rpBranch, rp.targetBranch, nextVersion, changelogEntry)
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if err != nil {
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return err
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}
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err = rp.forge.CreatePullRequest(ctx, pr)
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if err != nil {
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return err
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}
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logger.InfoContext(ctx, "opened pull request", "pr.title", pr.Title, "pr.id", pr.ID)
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} else {
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pr.SetTitle(rp.targetBranch, nextVersion)
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overrides, err := pr.GetOverrides()
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if err != nil {
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return err
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}
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err = pr.SetDescription(changelogEntry, overrides)
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if err != nil {
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return err
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}
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err = rp.forge.UpdatePullRequest(ctx, pr)
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if err != nil {
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return err
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}
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logger.InfoContext(ctx, "updated pull request", "pr.title", pr.Title, "pr.id", pr.ID)
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}
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return nil
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}
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