Function parseClientHelloLine

src/mcp/daemon.ts:758–767

(
  line: string,
)

 * which case the caller treats the bytes as ordinary JSON-RPC.
 */
export function parseClientHelloLine(
  line: string,
): { pid: number; hostPid: number | null } | null {
  let parsed: unknown;
  try { parsed = JSON.parse(line); } catch { return null; }
  if (!parsed || typeof parsed !== 'object') return null;
  const o = parsed as Record<string, unknown>;
  if (o.codegraph_client !== 1 || typeof o.pid !== 'number') return null;
  return { pid: o.pid, hostPid: typeof o.hostPid === 'number' ? o.hostPid : null };
}

/**
 * A client's peer is dead when its proxy process is gone, or when its known