Function addLeadingSlash

packages/angular/ssr/src/utils/url.ts:59–62

(url: string)

 * ```
 */
export function addLeadingSlash(url: string): string {
  // Check if the URL already starts with a slash
  return url[0] === '/' ? url : `/${url}`;
}

/**
 * Adds a trailing slash to a URL if it does not already have one.