import { execFileSync } from "node:child_process";

export function git(cwd: string, args: string[]): string | undefined {
  try {
    const out = execFileSync("git", args, {
      cwd,
      encoding: "utf8",
      timeout: 1500,
      stdio: ["ignore", "pipe", "ignore"],
    }).trim();
    return out.length > 0 ? out : undefined;
  } catch {
    return undefined;
  }
}

export function shortError(e: unknown): string {
  return e instanceof Error ? e.message : String(e);
}

export function truncate(s: string, n: number): string {
  return s.length <= n ? s : s.slice(0, n) + "…";
}