Function commitMetadata

src/commit-sweeper.ts:107–153

(
  targetDir: string,
  targetRepo: string,
  sha: string,
  offline = false,
)

}

export function commitMetadata(
  targetDir: string,
  targetRepo: string,
  sha: string,
  offline = false,
): CommitMetadata {
  const separator = "\x1f";
  const raw = run(
    "git",
    [
      "show",
      "-s",
      `--format=%H${separator}%P${separator}%an${separator}%ae${separator}%cn${separator}%ce${separator}%aI${separator}%cI${separator}%s${separator}%B`,
      sha,
    ],
    { cwd: targetDir },
  );
  const parts = raw.split(separator);
  const body = parts.slice(9).join(separator);
  // Offline mode (e.g. local-review) must not contact GitHub: skip the gh-api
  // author/committer hydration. `gh` uses its own configured auth, so removing
  // token env vars is not enough — the only way to honor the "no GitHub access"
  // contract is to not run `gh` at all.
  const githubAuthor = offline
    ? ""
    : optionalGhJson(`repos/${targetRepo}/commits/${sha}`, ".author.login // empty");
  const githubCommitter = offline
    ? ""
    : optionalGhJson(`repos/${targetRepo}/commits/${sha}`, ".committer.login // empty");
  return {
    sha: assertSha(parts[0] ?? sha),
    parents: (parts[1] ?? "")
      .split(/\s+/)
      .map((parent) => parent.trim())
      .filter(Boolean),
    authorName: parts[2] ?? "",
    authorEmail: parts[3] ?? "",
    committerName: parts[4] ?? "",
    committerEmail: parts[5] ?? "",
    authoredAt: parts[6] ?? "",
    committedAt: parts[7] ?? "",
    subject: parts[8] ?? "",
    coAuthors: parseCoAuthors(body),
    githubAuthor,
    githubCommitter,
  };
}

function yamlScalar(value: string): string {
  return JSON.stringify(value);