(input)
| 418 | * email address. |
| 419 | */ |
| 420 | const toASCII = function(input) { |
| 421 | return mapDomain(input, function(string) { |
| 422 | return regexNonASCII.test(string) |
| 423 | ? 'xn--' + encode(string) |
| 424 | : string; |
| 425 | }); |
| 426 | }; |
| 427 | |
| 428 | /*--------------------------------------------------------------------------*/ |
| 429 |