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'use strict';
var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
module.exports = function json_decode(strJson) {
// eslint-disable-line camelcase
// discuss at: http://phpjs.org/functions/json_decode/
// original by: Public Domain (http://www.json.org/json2.js)
// reimplemented by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
// improved by: T.J. Leahy
// improved by: Michael White
// note 1: If node or the browser does not offer JSON.parse,
// note 1: this function falls backslash
// note 1: to its own implementation using eval, and hence should be considered unsafe
// example 1: json_decode('[ 1 ]')
// returns 1: [1]
/*
http://www.JSON.org/json2.js
2008-11-19
Public Domain.
NO WARRANTY EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK.
See http://www.JSON.org/js.html
*/
var $global = typeof window !== 'undefined' ? window : global;
$global.$locutus = $global.$locutus || {};
var $locutus = $global.$locutus;
$locutus.php = $locutus.php || {};
var json = $global.JSON;
if ((typeof json === 'undefined' ? 'undefined' : _typeof(json)) === 'object' && typeof json.parse === 'function') {
try {
return json.parse(strJson);
} catch (err) {
if (!(err instanceof SyntaxError)) {
throw new Error('Unexpected error type in json_decode()');
}
// usable by json_last_error()
$locutus.php.last_error_json = 4;
return null;
}
}
var chars = ['\0', '\xAD', '\u0600-\u0604', '\u070F', '\u17B4', '\u17B5', '\u200C-\u200F', '\u2028-\u202F', '\u2060-\u206F', '\uFEFF', '\uFFF0-\uFFFF'].join('');
var cx = new RegExp('[' + chars + ']', 'g');
var j;
var text = strJson;
// Parsing happens in four stages. In the first stage, we replace certain
// Unicode characters with escape sequences. JavaScript handles many characters
// incorrectly, either silently deleting them, or treating them as line endings.
cx.lastIndex = 0;
if (cx.test(text)) {
text = text.replace(cx, function (a) {
return '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
});
}
// In the second stage, we run the text against regular expressions that look
// for non-JSON patterns. We are especially concerned with '()' and 'new'
// because they can cause invocation, and '=' because it can cause mutation.
// But just to be safe, we want to reject all unexpected forms.
// We split the second stage into 4 regexp operations in order to work around
// crippling inefficiencies in IE's and Safari's regexp engines. First we
// replace the JSON backslash pairs with '@' (a non-JSON character). Second, we
// replace all simple value tokens with ']' characters. Third, we delete all
// open brackets that follow a colon or comma or that begin the text. Finally,
// we look to see that the remaining characters are only whitespace or ']' or
// ',' or ':' or '{' or '}'. If that is so, then the text is safe for eval.
var m = /^[\],:{}\s]*$/.test(text.replace(/\\(?:["\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@').replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+-]?\d+)?/g, ']').replace(/(?:^|:|,)(?:\s*\[)+/g, ''));
if (m) {
// In the third stage we use the eval function to compile the text into a
// JavaScript structure. The '{' operator is subject to a syntactic ambiguity
// in JavaScript: it can begin a block or an object literal. We wrap the text
// in parens to eliminate the ambiguity.
j = eval('(' + text + ')'); // eslint-disable-line no-eval
return j;
}
// usable by json_last_error()
$locutus.php.last_error_json = 4;
return null;
};
//# sourceMappingURL=json_decode.js.map
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