3 var Utils = require('./utils');
7 arrayPrefixGenerators: {
8 brackets: function (prefix) {
11 indices: function (prefix, key) {
12 return prefix + '[' + key + ']';
14 repeat: function (prefix) {
18 strictNullHandling: false,
23 internals.stringify = function (object, prefix, generateArrayPrefix, strictNullHandling, skipNulls, encode, filter, sort) {
25 if (typeof filter === 'function') {
26 obj = filter(prefix, obj);
27 } else if (Utils.isBuffer(obj)) {
29 } else if (obj instanceof Date) {
30 obj = obj.toISOString();
31 } else if (obj === null) {
32 if (strictNullHandling) {
33 return encode ? Utils.encode(prefix) : prefix;
39 if (typeof obj === 'string' || typeof obj === 'number' || typeof obj === 'boolean') {
41 return [Utils.encode(prefix) + '=' + Utils.encode(obj)];
43 return [prefix + '=' + obj];
48 if (typeof obj === 'undefined') {
53 if (Array.isArray(filter)) {
56 var keys = Object.keys(obj);
57 objKeys = sort ? keys.sort(sort) : keys;
60 for (var i = 0; i < objKeys.length; ++i) {
63 if (skipNulls && obj[key] === null) {
67 if (Array.isArray(obj)) {
68 values = values.concat(internals.stringify(obj[key], generateArrayPrefix(prefix, key), generateArrayPrefix, strictNullHandling, skipNulls, encode, filter));
70 values = values.concat(internals.stringify(obj[key], prefix + '[' + key + ']', generateArrayPrefix, strictNullHandling, skipNulls, encode, filter));
77 module.exports = function (object, opts) {
79 var options = opts || {};
80 var delimiter = typeof options.delimiter === 'undefined' ? internals.delimiter : options.delimiter;
81 var strictNullHandling = typeof options.strictNullHandling === 'boolean' ? options.strictNullHandling : internals.strictNullHandling;
82 var skipNulls = typeof options.skipNulls === 'boolean' ? options.skipNulls : internals.skipNulls;
83 var encode = typeof options.encode === 'boolean' ? options.encode : internals.encode;
84 var sort = typeof options.sort === 'function' ? options.sort : null;
87 if (typeof options.filter === 'function') {
88 filter = options.filter;
89 obj = filter('', obj);
90 } else if (Array.isArray(options.filter)) {
91 objKeys = filter = options.filter;
96 if (typeof obj !== 'object' || obj === null) {
101 if (options.arrayFormat in internals.arrayPrefixGenerators) {
102 arrayFormat = options.arrayFormat;
103 } else if ('indices' in options) {
104 arrayFormat = options.indices ? 'indices' : 'repeat';
106 arrayFormat = 'indices';
109 var generateArrayPrefix = internals.arrayPrefixGenerators[arrayFormat];
112 objKeys = Object.keys(obj);
119 for (var i = 0; i < objKeys.length; ++i) {
120 var key = objKeys[i];
122 if (skipNulls && obj[key] === null) {
126 keys = keys.concat(internals.stringify(obj[key], key, generateArrayPrefix, strictNullHandling, skipNulls, encode, filter, sort));
129 return keys.join(delimiter);