TOOL4LM

import { URL } from 'node:url'; export function normalizeUrl(u: string): string { try { const url = new URL(u); const host = url.host.replace(/^www\./i, ''); let pathname = url.pathname || '/'; if (pathname !== '/' && pathname.endsWith('/')) pathname = pathname.slice(0, -1); return `${url.protocol}//${host}${pathname}${url.search ? url.search : ''}`; } catch { return u; } }