export function escapeHTML(s: string): string {
  return s
    .replace(/&/g, '&')
    .replace(/</g, '&lt;')
    .replace(/>/g, '&gt;')
    .replace(/'/g, '&apos;')
    .replace(/"/g, '&quot;')
}

export function unescapeHTML(s: string): string {
  return s
    .replace(/&lt;/gi, '<')
    .replace(/&gt;/gi, '>')
    .replace(/&quot;/gi, '"')
    .replace(/&apos;/gi, '\'')
    .replace(/&amp;/gi, '&')
}