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/**
* Check if a URL is an HTTP or HTTPS URL.
* @param url The URL to check.
* @returns True if the URL starts with "http://" or "https://", false otherwise.
*/
export function isHttpUrl(url: string) {
const lower = url.toLowerCase();
return lower.startsWith("http://") || lower.startsWith("https://");
}
/**
* Normalize a URL by removing the hash and trailing slash.
* @param url The URL to process.
* @param base Optional base URL for relative URLs.
* @returns Normalized URL as string.
*/
export function normalizeUrl(url: string, base?: string): string {
const u = new URL(url, base);
u.hash = ""; // Remove hash fragment
let pathname = u.pathname;
if (pathname.endsWith("/") && pathname !== "/") {
pathname = pathname.slice(0, -1); // Remove trailing slash except for root "/"
}
u.pathname = pathname;
return u.toString();
}
/**
* Compare two URLs ignoring hash and trailing slash.
* @param url1 First URL.
* @param url2 Second URL.
* @param base Optional base URL for relative URLs.
* @returns True if URLs match after normalization.
*/
export function urlsMatchIgnoringAnchorAndTrailingSlash(
url1: string,
url2: string,
base?: string,
): boolean {
return normalizeUrl(url1, base) === normalizeUrl(url2, base);
}
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