next
Version:
The React Framework
19 lines (18 loc) • 544 B
JavaScript
const DUMMY_ORIGIN = "http://n";
const INVALID_URL_MESSAGE = "Invalid request URL";
export function validateURL(url) {
if (!url) {
throw new Error(INVALID_URL_MESSAGE);
}
try {
const parsed = new URL(url, DUMMY_ORIGIN);
// Avoid origin change by extra slashes in pathname
if (parsed.origin !== DUMMY_ORIGIN) {
throw new Error(INVALID_URL_MESSAGE);
}
return url;
} catch {
throw new Error(INVALID_URL_MESSAGE);
}
}
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