export function swapCase(text: string): string {
  let result = ""
  const regexMinusculas = /[a-z]/
  const regexMayusculas = /[A-Z]/
  for (const char of text) {
    if (regexMinusculas.test(char)) {
      result += char.toUpperCase()
    } else if (regexMayusculas.test(char)) {
      result += char.toLowerCase()
    } else {
      result += char
    }
  }

  return result;
}