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- // Load modules
- var Utils = require('./utils');
- // Declare internals
- var internals = {
- delimiter: '&',
- indices: true
- };
- internals.stringify = function (obj, prefix, options) {
- if (Utils.isBuffer(obj)) {
- obj = obj.toString();
- }
- else if (obj instanceof Date) {
- obj = obj.toISOString();
- }
- else if (obj === null) {
- obj = '';
- }
- if (typeof obj === 'string' ||
- typeof obj === 'number' ||
- typeof obj === 'boolean') {
- return [encodeURIComponent(prefix) + '=' + encodeURIComponent(obj)];
- }
- var values = [];
- if (typeof obj === 'undefined') {
- return values;
- }
- var objKeys = Object.keys(obj);
- for (var i = 0, il = objKeys.length; i < il; ++i) {
- var key = objKeys[i];
- if (!options.indices &&
- Array.isArray(obj)) {
- values = values.concat(internals.stringify(obj[key], prefix, options));
- }
- else {
- values = values.concat(internals.stringify(obj[key], prefix + '[' + key + ']', options));
- }
- }
- return values;
- };
- module.exports = function (obj, options) {
- options = options || {};
- var delimiter = typeof options.delimiter === 'undefined' ? internals.delimiter : options.delimiter;
- options.indices = typeof options.indices === 'boolean' ? options.indices : internals.indices;
- var keys = [];
- if (typeof obj !== 'object' ||
- obj === null) {
- return '';
- }
- var objKeys = Object.keys(obj);
- for (var i = 0, il = objKeys.length; i < il; ++i) {
- var key = objKeys[i];
- keys = keys.concat(internals.stringify(obj[key], key, options));
- }
- return keys.join(delimiter);
- };
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