Function pushCommit

example/commitpr/main.go:136–179

pushCommit creates the commit in the given reference using the given tree.

(ref *github.Reference, tree *github.Tree)

// pushCommit creates the commit in the given reference using the given tree.
func pushCommit(ref *github.Reference, tree *github.Tree) (err error) {
	// Get the parent commit to attach the commit to.
	parent, _, err := client.Repositories.GetCommit(ctx, *sourceOwner, *sourceRepo, *ref.Object.SHA, nil)
	if err != nil {
		return err
	}
	// This is not always populated, but is needed.
	parent.Commit.SHA = parent.SHA

	// Create the commit using the tree.
	date := time.Now()
	author := &github.CommitAuthor{Date: &github.Timestamp{Time: date}, Name: authorName, Email: authorEmail}
	commit := github.Commit{Author: author, Message: commitMessage, Tree: tree, Parents: []*github.Commit{parent.Commit}}
	opts := github.CreateCommitOptions{}
	if *privateKey != "" {
		armoredBlock, e := os.ReadFile(*privateKey)
		if e != nil {
			return e
		}
		keyring, e := openpgp.ReadArmoredKeyRing(bytes.NewReader(armoredBlock))
		if e != nil {
			return e
		}
		if len(keyring) != 1 {
			return errors.New("expected exactly one key in the keyring")
		}
		key := keyring[0]
		opts.Signer = github.MessageSignerFunc(func(w io.Writer, r io.Reader) error {
			return openpgp.ArmoredDetachSign(w, key, r, nil)
		})
	}
	newCommit, _, err := client.Git.CreateCommit(ctx, *sourceOwner, *sourceRepo, commit, &opts)
	if err != nil {
		return err
	}

	// Attach the commit to the master branch.
	ref.Object.SHA = newCommit.SHA
	_, _, err = client.Git.UpdateRef(ctx, *sourceOwner, *sourceRepo, *ref.Ref, github.UpdateRef{
		SHA:   *newCommit.SHA,
		Force: github.Ptr(false),
	})
	return err
}

// createPR creates a pull request. Based on: https://pkg.go.dev/github.com/google/go-github/v88/github#example-PullRequestsService-Create
func createPR() (err error) {