export function isValidUrl(string: string): boolean { try { new URL(string) return true } catch (_) { return false } } export function isUrl(text: string): boolean { const pattern: RegExp = /^(https?:\/\/)?([\da-z\.-]+)\.([a-z\.]{2,6})([\/\w \.-]*)*\/?$/ return pattern.test(text) } export function ensureUrlProtocol(url: string, defaultProtocol: string = "https://"): string { if (url.match(/^[a-zA-Z]+:\/\//)) { return url } return `${defaultProtocol}${url.startsWith("//") ? url.slice(2) : url}` }