diff options
| author | nanalelfe <nargiza.nosirova@mail.utoronto.ca> | 2016-07-18 10:54:08 +0000 |
|---|---|---|
| committer | nanalelfe <nargiza.nosirova@mail.utoronto.ca> | 2016-07-18 10:54:08 +0000 |
| commit | a35da9f9ccc1124d9b6f4461c7216ffbb0285e2f (patch) | |
| tree | d5b4b8548caae36a20e1258a8341dab4b3d522d2 /node_modules/qs/lib/utils.js | |
| parent | 16bbc66ebafc6f1a55e47dbda3f3c0f658fe715c (diff) | |
| parent | c1ce89359a7b54ec97b54ce577e5534c180c5c4b (diff) | |
merged
Diffstat (limited to 'node_modules/qs/lib/utils.js')
| -rwxr-xr-x | node_modules/qs/lib/utils.js | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/node_modules/qs/lib/utils.js b/node_modules/qs/lib/utils.js new file mode 100755 index 0000000..2c5c8ee --- /dev/null +++ b/node_modules/qs/lib/utils.js @@ -0,0 +1,164 @@ +'use strict'; + +var hexTable = (function () { + var array = new Array(256); + for (var i = 0; i < 256; ++i) { + array[i] = '%' + ((i < 16 ? '0' : '') + i.toString(16)).toUpperCase(); + } + + return array; +}()); + +exports.arrayToObject = function (source, options) { + var obj = options.plainObjects ? Object.create(null) : {}; + for (var i = 0; i < source.length; ++i) { + if (typeof source[i] !== 'undefined') { + obj[i] = source[i]; + } + } + + return obj; +}; + +exports.merge = function (target, source, options) { + if (!source) { + return target; + } + + if (typeof source !== 'object') { + if (Array.isArray(target)) { + target.push(source); + } else if (typeof target === 'object') { + target[source] = true; + } else { + return [target, source]; + } + + return target; + } + + if (typeof target !== 'object') { + return [target].concat(source); + } + + var mergeTarget = target; + if (Array.isArray(target) && !Array.isArray(source)) { + mergeTarget = exports.arrayToObject(target, options); + } + + return Object.keys(source).reduce(function (acc, key) { + var value = source[key]; + + if (Object.prototype.hasOwnProperty.call(acc, key)) { + acc[key] = exports.merge(acc[key], value, options); + } else { + acc[key] = value; + } + return acc; + }, mergeTarget); +}; + +exports.decode = function (str) { + try { + return decodeURIComponent(str.replace(/\+/g, ' ')); + } catch (e) { + return str; + } +}; + +exports.encode = function (str) { + // This code was originally written by Brian White (mscdex) for the io.js core querystring library. + // It has been adapted here for stricter adherence to RFC 3986 + if (str.length === 0) { + return str; + } + + var string = typeof str === 'string' ? str : String(str); + + var out = ''; + for (var i = 0; i < string.length; ++i) { + var c = string.charCodeAt(i); + + if ( + c === 0x2D || // - + c === 0x2E || // . + c === 0x5F || // _ + c === 0x7E || // ~ + (c >= 0x30 && c <= 0x39) || // 0-9 + (c >= 0x41 && c <= 0x5A) || // a-z + (c >= 0x61 && c <= 0x7A) // A-Z + ) { + out += string.charAt(i); + continue; + } + + if (c < 0x80) { + out = out + hexTable[c]; + continue; + } + + if (c < 0x800) { + out = out + (hexTable[0xC0 | (c >> 6)] + hexTable[0x80 | (c & 0x3F)]); + continue; + } + + if (c < 0xD800 || c >= 0xE000) { + out = out + (hexTable[0xE0 | (c >> 12)] + hexTable[0x80 | ((c >> 6) & 0x3F)] + hexTable[0x80 | (c & 0x3F)]); + continue; + } + + i += 1; + c = 0x10000 + (((c & 0x3FF) << 10) | (string.charCodeAt(i) & 0x3FF)); + out += hexTable[0xF0 | (c >> 18)] + hexTable[0x80 | ((c >> 12) & 0x3F)] + hexTable[0x80 | ((c >> 6) & 0x3F)] + hexTable[0x80 | (c & 0x3F)]; + } + + return out; +}; + +exports.compact = function (obj, references) { + if (typeof obj !== 'object' || obj === null) { + return obj; + } + + var refs = references || []; + var lookup = refs.indexOf(obj); + if (lookup !== -1) { + return refs[lookup]; + } + + refs.push(obj); + + if (Array.isArray(obj)) { + var compacted = []; + + for (var i = 0; i < obj.length; ++i) { + if (obj[i] && typeof obj[i] === 'object') { + compacted.push(exports.compact(obj[i], refs)); + } else if (typeof obj[i] !== 'undefined') { + compacted.push(obj[i]); + } + } + + return compacted; + } + + var keys = Object.keys(obj); + for (var j = 0; j < keys.length; ++j) { + var key = keys[j]; + 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 (obj === null || typeof obj === 'undefined') { + return false; + } + + return !!(obj.constructor && obj.constructor.isBuffer && obj.constructor.isBuffer(obj)); +}; |
