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- 'use strict';
- exports.parse = parse;
- exports.serialize = serialize;
- var decode = decodeURIComponent;
- var encode = encodeURIComponent;
- var pairSplitRegExp = /; */;
- var fieldContentRegExp = /^[\u0009\u0020-\u007e\u0080-\u00ff]+$/;
- function parse(str, options) {
- if (typeof str !== 'string') {
- throw new TypeError('argument str must be a string');
- }
- var obj = {}
- var opt = options || {};
- var pairs = str.split(pairSplitRegExp);
- var dec = opt.decode || decode;
- for (var i = 0; i < pairs.length; i++) {
- var pair = pairs[i];
- var eq_idx = pair.indexOf('=');
-
- if (eq_idx < 0) {
- continue;
- }
- var key = pair.substr(0, eq_idx).trim()
- var val = pair.substr(++eq_idx, pair.length).trim();
-
- if ('"' == val[0]) {
- val = val.slice(1, -1);
- }
-
- if (undefined == obj[key]) {
- obj[key] = tryDecode(val, dec);
- }
- }
- return obj;
- }
- function serialize(name, val, options) {
- var opt = options || {};
- var enc = opt.encode || encode;
- if (typeof enc !== 'function') {
- throw new TypeError('option encode is invalid');
- }
- if (!fieldContentRegExp.test(name)) {
- throw new TypeError('argument name is invalid');
- }
- var value = enc(val);
- if (value && !fieldContentRegExp.test(value)) {
- throw new TypeError('argument val is invalid');
- }
- var str = name + '=' + value;
- if (null != opt.maxAge) {
- var maxAge = opt.maxAge - 0;
- if (isNaN(maxAge)) throw new Error('maxAge should be a Number');
- str += '; Max-Age=' + Math.floor(maxAge);
- }
- if (opt.domain) {
- if (!fieldContentRegExp.test(opt.domain)) {
- throw new TypeError('option domain is invalid');
- }
- str += '; Domain=' + opt.domain;
- }
- if (opt.path) {
- if (!fieldContentRegExp.test(opt.path)) {
- throw new TypeError('option path is invalid');
- }
- str += '; Path=' + opt.path;
- }
- if (opt.expires) {
- if (typeof opt.expires.toUTCString !== 'function') {
- throw new TypeError('option expires is invalid');
- }
- str += '; Expires=' + opt.expires.toUTCString();
- }
- if (opt.httpOnly) {
- str += '; HttpOnly';
- }
- if (opt.secure) {
- str += '; Secure';
- }
- if (opt.sameSite) {
- var sameSite = typeof opt.sameSite === 'string'
- ? opt.sameSite.toLowerCase() : opt.sameSite;
- switch (sameSite) {
- case true:
- str += '; SameSite=Strict';
- break;
- case 'lax':
- str += '; SameSite=Lax';
- break;
- case 'strict':
- str += '; SameSite=Strict';
- break;
- case 'none':
- str += '; SameSite=None';
- break;
- default:
- throw new TypeError('option sameSite is invalid');
- }
- }
- return str;
- }
- function tryDecode(str, decode) {
- try {
- return decode(str);
- } catch (e) {
- return str;
- }
- }
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