astro/dist/i18n/error-routes.js

Astro is a modern site builder with web best practices, performance, and DX front-of-mind.

import { pathHasLocale } from "./path.js";
export function isLocalizedErrorRoute(route, status, locales) {
	if (!locales) return false;
	const suffix = `/${status}`;
	if (!route.endsWith(suffix)) return false;
	const localeSegment = route.slice(0, -suffix.length);
	if (!localeSegment || localeSegment.includes("/", 1)) return false;
	return pathHasLocale(localeSegment, locales);
}
export function getErrorRoutePath(pathname, status, routes, locales, appendTrailingSlash = false) {
	const suffix = appendTrailingSlash ? "/" : "";
	if (locales) {
		const firstSegment = pathname.split("/").find(Boolean);
		if (firstSegment && pathHasLocale(`/${firstSegment}`, locales)) {
			const localized = `/${firstSegment}/${status}`;
			if (routes.some((route) => route.route === localized)) {
				return `${localized}${suffix}`;
			}
		}
	}
	return `/${status}${suffix}`;
}