Start tasks in a repo with no commits

2026-10-22 11:46:48 -07:00
parent 48741e8cbb
commit b8984d30f0
2 changed files with 32 additions and 0 deletions
@@ -75,6 +75,27 @@ func AddWorktree(ctx context.Context, repo, path, branch, base string) (string,
 	return sha, nil
 }

+func EnsureBranchCommit(ctx context.Context, repo, branch string, env []string) error {
+	_, _, code, err := runCode(ctx, repo, nil, "rev-parse", "--verify", "--quiet", "refs/heads/"+branch+"^{commit}")
+	if err != nil || code == 0 {
+		return err
+	}
+	refs, err := run(ctx, repo, "for-each-ref", "--count=1")
+	if err != nil || refs != "" {
+		return err
+	}
+	tree, err := run(ctx, repo, "mktree")
+	if err != nil {
+		return err
+	}
+	commit, err := runEnv(ctx, repo, env, "commit-tree", tree, "-m", "Initial commit")
+	if err != nil {
+		return err
+	}
+	_, err = run(ctx, repo, "update-ref", "refs/heads/"+branch, commit, "")
+	return err
+}
+
 func AddDetachedWorktree(ctx context.Context, repo, path, commit string) error {
 	_, err := run(ctx, repo, "worktree", "add", "--detach", path, commit)
 	return err