Function getFileSha

scripts/utils/git.ts:139–153

(filePath: string)

 * Falls back to HEAD if the file has no git history (e.g., untracked or newly staged).
 */
export function getFileSha(filePath: string): string {
  let normalizedPath = filePath.replaceAll("\\", "/");
  try {
    let sha = execGit([
      "log",
      "-1",
      "--diff-filter=A",
      "--format=%H",
      "--",
      normalizedPath,
    ]);
    if (sha) return sha;
  } catch {}
  return execGit(["rev-parse", "HEAD"]);
}

/**
 * Gets the subject line (first line) of a commit message for a given SHA.