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punycode: update to v1.3.2 #6

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punycode: update to v1.3.2 #6

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91 changes: 57 additions & 34 deletions lib/punycode.js
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Original file line number Diff line number Diff line change
@@ -1,12 +1,17 @@
/*! http://mths.be/punycode v1.2.3 by @mathias */
/*! https://mths.be/punycode v1.3.2 by @mathias */
;(function(root) {

/** Detect free variables */
var freeExports = typeof exports == 'object' && exports;
var freeExports = typeof exports == 'object' && exports &&
!exports.nodeType && exports;
var freeModule = typeof module == 'object' && module &&
module.exports == freeExports && module;
!module.nodeType && module;
var freeGlobal = typeof global == 'object' && global;
if (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal) {
if (
freeGlobal.global === freeGlobal ||
freeGlobal.window === freeGlobal ||
freeGlobal.self === freeGlobal
) {
root = freeGlobal;
}

Expand All @@ -32,8 +37,8 @@

/** Regular expressions */
regexPunycode = /^xn--/,
regexNonASCII = /[^ -~]/, // unprintable ASCII chars + non-ASCII chars
regexSeparators = /\x2E|\u3002|\uFF0E|\uFF61/g, // RFC 3490 separators
regexNonASCII = /[^\x20-\x7E]/, // unprintable ASCII chars + non-ASCII chars
regexSeparators = /[\x2E\u3002\uFF0E\uFF61]/g, // RFC 3490 separators

/** Error messages */
errors = {
Expand Down Expand Up @@ -72,23 +77,37 @@
*/
function map(array, fn) {
var length = array.length;
var result = [];
while (length--) {
array[length] = fn(array[length]);
result[length] = fn(array[length]);
}
return array;
return result;
}

/**
* A simple `Array#map`-like wrapper to work with domain name strings.
* A simple `Array#map`-like wrapper to work with domain name strings or email
* addresses.
* @private
* @param {String} domain The domain name.
* @param {String} domain The domain name or email address.
* @param {Function} callback The function that gets called for every
* character.
* @returns {Array} A new string of characters returned by the callback
* function.
*/
function mapDomain(string, fn) {
return map(string.split(regexSeparators), fn).join('.');
var parts = string.split('@');
var result = '';
if (parts.length > 1) {
// In email addresses, only the domain name should be punycoded. Leave
// the local part (i.e. everything up to `@`) intact.
result = parts[0] + '@';
string = parts[1];
}
// Avoid `split(regex)` for IE8 compatibility. See #17.
string = string.replace(regexSeparators, '\x2E');
var labels = string.split('.');
var encoded = map(labels, fn).join('.');
return result + encoded;
}

/**
Expand All @@ -98,7 +117,7 @@
* UCS-2 exposes as separate characters) into a single code point,
* matching UTF-16.
* @see `punycode.ucs2.encode`
* @see <http://mathiasbynens.be/notes/javascript-encoding>
* @see <https://mathiasbynens.be/notes/javascript-encoding>
* @memberOf punycode.ucs2
* @name decode
* @param {String} string The Unicode input string (UCS-2).
Expand Down Expand Up @@ -192,7 +211,7 @@

/**
* Bias adaptation function as per section 3.4 of RFC 3492.
* http://tools.ietf.org/html/rfc3492#section-3.4
* https://tools.ietf.org/html/rfc3492#section-3.4
* @private
*/
function adapt(delta, numPoints, firstTime) {
Expand Down Expand Up @@ -307,8 +326,8 @@
}

/**
* Converts a string of Unicode symbols to a Punycode string of ASCII-only
* symbols.
* Converts a string of Unicode symbols (e.g. a domain name label) to a
* Punycode string of ASCII-only symbols.
* @memberOf punycode
* @param {String} input The string of Unicode symbols.
* @returns {String} The resulting Punycode string of ASCII-only symbols.
Expand Down Expand Up @@ -421,33 +440,37 @@
}

/**
* Converts a Punycode string representing a domain name to Unicode. Only the
* Punycoded parts of the domain name will be converted, i.e. it doesn't
* matter if you call it on a string that has already been converted to
* Unicode.
* Converts a Punycode string representing a domain name or an email address
* to Unicode. Only the Punycoded parts of the input will be converted, i.e.
* it doesn't matter if you call it on a string that has already been
* converted to Unicode.
* @memberOf punycode
* @param {String} domain The Punycode domain name to convert to Unicode.
* @param {String} input The Punycoded domain name or email address to
* convert to Unicode.
* @returns {String} The Unicode representation of the given Punycode
* string.
*/
function toUnicode(domain) {
return mapDomain(domain, function(string) {
function toUnicode(input) {
return mapDomain(input, function(string) {
return regexPunycode.test(string)
? decode(string.slice(4).toLowerCase())
: string;
});
}

/**
* Converts a Unicode string representing a domain name to Punycode. Only the
* non-ASCII parts of the domain name will be converted, i.e. it doesn't
* matter if you call it with a domain that's already in ASCII.
* Converts a Unicode string representing a domain name or an email address to
* Punycode. Only the non-ASCII parts of the domain name will be converted,
* i.e. it doesn't matter if you call it with a domain that's already in
* ASCII.
* @memberOf punycode
* @param {String} domain The domain name to convert, as a Unicode string.
* @returns {String} The Punycode representation of the given domain name.
* @param {String} input The domain name or email address to convert, as a
* Unicode string.
* @returns {String} The Punycode representation of the given domain name or
* email address.
*/
function toASCII(domain) {
return mapDomain(domain, function(string) {
function toASCII(input) {
return mapDomain(input, function(string) {
return regexNonASCII.test(string)
? 'xn--' + encode(string)
: string;
Expand All @@ -463,11 +486,11 @@
* @memberOf punycode
* @type String
*/
'version': '1.2.3',
'version': '1.3.2',
/**
* An object of methods to convert from JavaScript's internal character
* representation (UCS-2) to Unicode code points, and back.
* @see <http://mathiasbynens.be/notes/javascript-encoding>
* @see <https://mathiasbynens.be/notes/javascript-encoding>
* @memberOf punycode
* @type Object
*/
Expand All @@ -489,11 +512,11 @@
typeof define.amd == 'object' &&
define.amd
) {
define(function() {
define('punycode', function() {
return punycode;
});
} else if (freeExports && !freeExports.nodeType) {
if (freeModule) { // in Node.js or RingoJS v0.8.0+
} else if (freeExports && freeModule) {
if (module.exports == freeExports) { // in Node.js or RingoJS v0.8.0+
freeModule.exports = punycode;
} else { // in Narwhal or RingoJS v0.7.0-
for (key in punycode) {
Expand Down