update

node_modules/qs/lib/stringify.js

@@ -0,0 +1,137 @@
+'use strict';
+
+var Utils = require('./utils');
+
+var arrayPrefixGenerators = {
+    brackets: function brackets(prefix) {
+        return prefix + '[]';
+    },
+    indices: function indices(prefix, key) {
+        return prefix + '[' + key + ']';
+    },
+    repeat: function repeat(prefix) {
+        return prefix;
+    }
+};
+
+var defaults = {
+    delimiter: '&',
+    strictNullHandling: false,
+    skipNulls: false,
+    encode: true,
+    encoder: Utils.encode
+};
+
+var stringify = function stringify(object, prefix, generateArrayPrefix, strictNullHandling, skipNulls, encoder, filter, sort, allowDots) {
+    var obj = object;
+    if (typeof filter === 'function') {
+        obj = filter(prefix, obj);
+    } else if (obj instanceof Date) {
+        obj = obj.toISOString();
+    } else if (obj === null) {
+        if (strictNullHandling) {
+            return encoder ? encoder(prefix) : prefix;
+        }
+
+        obj = '';
+    }
+
+    if (typeof obj === 'string' || typeof obj === 'number' || typeof obj === 'boolean' || Utils.isBuffer(obj)) {
+        if (encoder) {
+            return [encoder(prefix) + '=' + encoder(obj)];
+        }
+        return [prefix + '=' + String(obj)];
+    }
+
+    var values = [];
+
+    if (typeof obj === 'undefined') {
+        return values;
+    }
+
+    var objKeys;
+    if (Array.isArray(filter)) {
+        objKeys = filter;
+    } else {
+        var keys = Object.keys(obj);
+        objKeys = sort ? keys.sort(sort) : keys;
+    }
+
+    for (var i = 0; i < objKeys.length; ++i) {
+        var key = objKeys[i];
+
+        if (skipNulls && obj[key] === null) {
+            continue;
+        }
+
+        if (Array.isArray(obj)) {
+            values = values.concat(stringify(obj[key], generateArrayPrefix(prefix, key), generateArrayPrefix, strictNullHandling, skipNulls, encoder, filter, sort, allowDots));
+        } else {
+            values = values.concat(stringify(obj[key], prefix + (allowDots ? '.' + key : '[' + key + ']'), generateArrayPrefix, strictNullHandling, skipNulls, encoder, filter, sort, allowDots));
+        }
+    }
+
+    return values;
+};
+
+module.exports = function (object, opts) {
+    var obj = object;
+    var options = opts || {};
+    var delimiter = typeof options.delimiter === 'undefined' ? defaults.delimiter : options.delimiter;
+    var strictNullHandling = typeof options.strictNullHandling === 'boolean' ? options.strictNullHandling : defaults.strictNullHandling;
+    var skipNulls = typeof options.skipNulls === 'boolean' ? options.skipNulls : defaults.skipNulls;
+    var encode = typeof options.encode === 'boolean' ? options.encode : defaults.encode;
+    var encoder = encode ? (typeof options.encoder === 'function' ? options.encoder : defaults.encoder) : null;
+    var sort = typeof options.sort === 'function' ? options.sort : null;
+    var allowDots = typeof options.allowDots === 'undefined' ? false : options.allowDots;
+    var objKeys;
+    var filter;
+
+    if (options.encoder !== null && options.encoder !== undefined && typeof options.encoder !== 'function') {
+        throw new TypeError('Encoder has to be a function.');
+    }
+
+    if (typeof options.filter === 'function') {
+        filter = options.filter;
+        obj = filter('', obj);
+    } else if (Array.isArray(options.filter)) {
+        objKeys = filter = options.filter;
+    }
+
+    var keys = [];
+
+    if (typeof obj !== 'object' || obj === null) {
+        return '';
+    }
+
+    var arrayFormat;
+    if (options.arrayFormat in arrayPrefixGenerators) {
+        arrayFormat = options.arrayFormat;
+    } else if ('indices' in options) {
+        arrayFormat = options.indices ? 'indices' : 'repeat';
+    } else {
+        arrayFormat = 'indices';
+    }
+
+    var generateArrayPrefix = arrayPrefixGenerators[arrayFormat];
+
+    if (!objKeys) {
+        objKeys = Object.keys(obj);
+    }
+
+    if (sort) {
+        objKeys.sort(sort);
+    }
+
+    for (var i = 0; i < objKeys.length; ++i) {
+        var key = objKeys[i];
+
+        if (skipNulls && obj[key] === null) {
+            continue;
+        }
+
+        keys = keys.concat(stringify(obj[key], key, generateArrayPrefix, strictNullHandling, skipNulls, encoder, filter, sort, allowDots));
+    }
+
+    return keys.join(delimiter);
+};