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node-task/node_modules/body-parser/node_modules/qs/lib/utils.js

140 lines
2.6 KiB
JavaScript
Executable File

// Load modules
// Declare internals
var internals = {};
exports.arrayToObject = function (source) {
var obj = {};
for (var i = 0, il = source.length; i < il; ++i) {
if (typeof source[i] !== 'undefined') {
obj[i] = source[i];
}
}
return obj;
};
exports.merge = function (target, source) {
if (!source) {
return target;
}
if (Array.isArray(source)) {
for (var i = 0, il = source.length; i < il; ++i) {
if (typeof source[i] !== 'undefined') {
if (typeof target[i] === 'object') {
target[i] = exports.merge(target[i], source[i]);
}
else {
target[i] = source[i];
}
}
}
return target;
}
if (Array.isArray(target)) {
if (typeof source !== 'object') {
target.push(source);
return target;
}
else {
target = exports.arrayToObject(target);
}
}
var keys = Object.keys(source);
for (var k = 0, kl = keys.length; k < kl; ++k) {
var key = keys[k];
var value = source[key];
if (value &&
typeof value === 'object') {
if (!target[key]) {
target[key] = value;
}
else {
target[key] = exports.merge(target[key], value);
}
}
else {
target[key] = value;
}
}
return target;
};
exports.decode = function (str) {
try {
return decodeURIComponent(str.replace(/\+/g, ' '));
} catch (e) {
return str;
}
};
exports.compact = function (obj, refs) {
if (typeof obj !== 'object' ||
obj === null) {
return obj;
}
refs = refs || [];
var lookup = refs.indexOf(obj);
if (lookup !== -1) {
return refs[lookup];
}
refs.push(obj);
if (Array.isArray(obj)) {
var compacted = [];
for (var i = 0, l = obj.length; i < l; ++i) {
if (typeof obj[i] !== 'undefined') {
compacted.push(obj[i]);
}
}
return compacted;
}
var keys = Object.keys(obj);
for (var i = 0, il = keys.length; i < il; ++i) {
var key = keys[i];
obj[key] = exports.compact(obj[key], refs);
}
return obj;
};
exports.isRegExp = function (obj) {
return Object.prototype.toString.call(obj) === '[object RegExp]';
};
exports.isBuffer = function (obj) {
if (typeof Buffer !== 'undefined') {
return Buffer.isBuffer(obj);
}
else {
return false;
}
};