Function normalizePath

packages/shell/src/filesystem.ts:1571–1588

(path: string)

}

function normalizePath(path: string): string {
  if (!path.startsWith("/")) path = "/" + path;
  const parts = path.split("/");
  const resolved: string[] = [];
  for (const part of parts) {
    if (part === "" || part === ".") continue;
    if (part === "..") {
      resolved.pop();
    } else {
      resolved.push(part);
    }
  }
  const result = "/" + resolved.join("/");
  if (result.length > MAX_PATH_LENGTH) {
    throw new Error(`ENAMETOOLONG: path exceeds ${MAX_PATH_LENGTH} characters`);
  }
  return result;
}

function getParent(path: string): string {
  const normalized = normalizePath(path);