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- exports.stringify = function stringify (o) {
- if('undefined' == typeof o) return o
- if(o && Buffer.isBuffer(o))
- return JSON.stringify(':base64:' + o.toString('base64'))
- if(o && o.toJSON)
- o = o.toJSON()
- if(o && 'object' === typeof o) {
- var s = ''
- var array = Array.isArray(o)
- s = array ? '[' : '{'
- var first = true
- for(var k in o) {
- var ignore = 'function' == typeof o[k] || (!array && 'undefined' === typeof o[k])
- if(Object.hasOwnProperty.call(o, k) && !ignore) {
- if(!first)
- s += ','
- first = false
- if (array) {
- if(o[k] == undefined)
- s += 'null'
- else
- s += stringify(o[k])
- } else if (o[k] !== void(0)) {
- s += stringify(k) + ':' + stringify(o[k])
- }
- }
- }
- s += array ? ']' : '}'
- return s
- } else if ('string' === typeof o) {
- return JSON.stringify(/^:/.test(o) ? ':' + o : o)
- } else if ('undefined' === typeof o) {
- return 'null';
- } else
- return JSON.stringify(o)
- }
- exports.parse = function (s) {
- return JSON.parse(s, function (key, value) {
- if('string' === typeof value) {
- if(/^:base64:/.test(value))
- return new Buffer(value.substring(8), 'base64')
- else
- return /^:/.test(value) ? value.substring(1) : value
- }
- return value
- })
- }
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