Function isAbsoluteUrl

packages/next/src/shared/lib/utils.ts:324–324

(url: string)

// Absolute URL: https://tools.ietf.org/html/rfc3986#section-4.3
const ABSOLUTE_URL_REGEX = /^[a-zA-Z][a-zA-Z\d+\-.]*?:/
export const isAbsoluteUrl = (url: string) => ABSOLUTE_URL_REGEX.test(url)

export function getLocationOrigin() {
  const { protocol, hostname, port } = window.location