Function validateCodeNavRequest

packages/shared/code-nav.ts:336–358

(
  body: unknown,
)

// ---------------------------------------------------------------------------

export function validateCodeNavRequest(
  body: unknown,
): string | null {
  if (!body || typeof body !== "object") return "Invalid request body";
  const b = body as Record<string, unknown>;

  if (typeof b.symbol !== "string" || !b.symbol.trim()) {
    return "Missing or empty symbol";
  }
  if (typeof b.filePath !== "string" || !b.filePath.trim()) {
    return "Missing filePath";
  }
  try {
    validateFilePath(b.filePath as string);
  } catch {
    return "Invalid filePath";
  }
  if (b.side !== "old" && b.side !== "new") {
    return "side must be 'old' or 'new'";
  }

  return null;
}

// ---------------------------------------------------------------------------
// Main entry point