ubid
Version:
A browser identification library.
1,686 lines (1,517 loc) • 327 kB
JavaScript
require=(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){
(function (process){
/*!
* async
* https://github.com/caolan/async
*
* Copyright 2010-2014 Caolan McMahon
* Released under the MIT license
*/
/*jshint onevar: false, indent:4 */
/*global setImmediate: false, setTimeout: false, console: false */
(function () {
var async = {};
// global on the server, window in the browser
var root, previous_async;
root = this;
if (root != null) {
previous_async = root.async;
}
async.noConflict = function () {
root.async = previous_async;
return async;
};
function only_once(fn) {
var called = false;
return function() {
if (called) throw new Error("Callback was already called.");
called = true;
fn.apply(root, arguments);
}
}
//// cross-browser compatiblity functions ////
var _toString = Object.prototype.toString;
var _isArray = Array.isArray || function (obj) {
return _toString.call(obj) === '[object Array]';
};
var _each = function (arr, iterator) {
if (arr.forEach) {
return arr.forEach(iterator);
}
for (var i = 0; i < arr.length; i += 1) {
iterator(arr[i], i, arr);
}
};
var _map = function (arr, iterator) {
if (arr.map) {
return arr.map(iterator);
}
var results = [];
_each(arr, function (x, i, a) {
results.push(iterator(x, i, a));
});
return results;
};
var _reduce = function (arr, iterator, memo) {
if (arr.reduce) {
return arr.reduce(iterator, memo);
}
_each(arr, function (x, i, a) {
memo = iterator(memo, x, i, a);
});
return memo;
};
var _keys = function (obj) {
if (Object.keys) {
return Object.keys(obj);
}
var keys = [];
for (var k in obj) {
if (obj.hasOwnProperty(k)) {
keys.push(k);
}
}
return keys;
};
//// exported async module functions ////
//// nextTick implementation with browser-compatible fallback ////
if (typeof process === 'undefined' || !(process.nextTick)) {
if (typeof setImmediate === 'function') {
async.nextTick = function (fn) {
// not a direct alias for IE10 compatibility
setImmediate(fn);
};
async.setImmediate = async.nextTick;
}
else {
async.nextTick = function (fn) {
setTimeout(fn, 0);
};
async.setImmediate = async.nextTick;
}
}
else {
async.nextTick = process.nextTick;
if (typeof setImmediate !== 'undefined') {
async.setImmediate = function (fn) {
// not a direct alias for IE10 compatibility
setImmediate(fn);
};
}
else {
async.setImmediate = async.nextTick;
}
}
async.each = function (arr, iterator, callback) {
callback = callback || function () {};
if (!arr.length) {
return callback();
}
var completed = 0;
_each(arr, function (x) {
iterator(x, only_once(done) );
});
function done(err) {
if (err) {
callback(err);
callback = function () {};
}
else {
completed += 1;
if (completed >= arr.length) {
callback();
}
}
}
};
async.forEach = async.each;
async.eachSeries = function (arr, iterator, callback) {
callback = callback || function () {};
if (!arr.length) {
return callback();
}
var completed = 0;
var iterate = function () {
iterator(arr[completed], function (err) {
if (err) {
callback(err);
callback = function () {};
}
else {
completed += 1;
if (completed >= arr.length) {
callback();
}
else {
iterate();
}
}
});
};
iterate();
};
async.forEachSeries = async.eachSeries;
async.eachLimit = function (arr, limit, iterator, callback) {
var fn = _eachLimit(limit);
fn.apply(null, [arr, iterator, callback]);
};
async.forEachLimit = async.eachLimit;
var _eachLimit = function (limit) {
return function (arr, iterator, callback) {
callback = callback || function () {};
if (!arr.length || limit <= 0) {
return callback();
}
var completed = 0;
var started = 0;
var running = 0;
(function replenish () {
if (completed >= arr.length) {
return callback();
}
while (running < limit && started < arr.length) {
started += 1;
running += 1;
iterator(arr[started - 1], function (err) {
if (err) {
callback(err);
callback = function () {};
}
else {
completed += 1;
running -= 1;
if (completed >= arr.length) {
callback();
}
else {
replenish();
}
}
});
}
})();
};
};
var doParallel = function (fn) {
return function () {
var args = Array.prototype.slice.call(arguments);
return fn.apply(null, [async.each].concat(args));
};
};
var doParallelLimit = function(limit, fn) {
return function () {
var args = Array.prototype.slice.call(arguments);
return fn.apply(null, [_eachLimit(limit)].concat(args));
};
};
var doSeries = function (fn) {
return function () {
var args = Array.prototype.slice.call(arguments);
return fn.apply(null, [async.eachSeries].concat(args));
};
};
var _asyncMap = function (eachfn, arr, iterator, callback) {
arr = _map(arr, function (x, i) {
return {index: i, value: x};
});
if (!callback) {
eachfn(arr, function (x, callback) {
iterator(x.value, function (err) {
callback(err);
});
});
} else {
var results = [];
eachfn(arr, function (x, callback) {
iterator(x.value, function (err, v) {
results[x.index] = v;
callback(err);
});
}, function (err) {
callback(err, results);
});
}
};
async.map = doParallel(_asyncMap);
async.mapSeries = doSeries(_asyncMap);
async.mapLimit = function (arr, limit, iterator, callback) {
return _mapLimit(limit)(arr, iterator, callback);
};
var _mapLimit = function(limit) {
return doParallelLimit(limit, _asyncMap);
};
// reduce only has a series version, as doing reduce in parallel won't
// work in many situations.
async.reduce = function (arr, memo, iterator, callback) {
async.eachSeries(arr, function (x, callback) {
iterator(memo, x, function (err, v) {
memo = v;
callback(err);
});
}, function (err) {
callback(err, memo);
});
};
// inject alias
async.inject = async.reduce;
// foldl alias
async.foldl = async.reduce;
async.reduceRight = function (arr, memo, iterator, callback) {
var reversed = _map(arr, function (x) {
return x;
}).reverse();
async.reduce(reversed, memo, iterator, callback);
};
// foldr alias
async.foldr = async.reduceRight;
var _filter = function (eachfn, arr, iterator, callback) {
var results = [];
arr = _map(arr, function (x, i) {
return {index: i, value: x};
});
eachfn(arr, function (x, callback) {
iterator(x.value, function (v) {
if (v) {
results.push(x);
}
callback();
});
}, function (err) {
callback(_map(results.sort(function (a, b) {
return a.index - b.index;
}), function (x) {
return x.value;
}));
});
};
async.filter = doParallel(_filter);
async.filterSeries = doSeries(_filter);
// select alias
async.select = async.filter;
async.selectSeries = async.filterSeries;
var _reject = function (eachfn, arr, iterator, callback) {
var results = [];
arr = _map(arr, function (x, i) {
return {index: i, value: x};
});
eachfn(arr, function (x, callback) {
iterator(x.value, function (v) {
if (!v) {
results.push(x);
}
callback();
});
}, function (err) {
callback(_map(results.sort(function (a, b) {
return a.index - b.index;
}), function (x) {
return x.value;
}));
});
};
async.reject = doParallel(_reject);
async.rejectSeries = doSeries(_reject);
var _detect = function (eachfn, arr, iterator, main_callback) {
eachfn(arr, function (x, callback) {
iterator(x, function (result) {
if (result) {
main_callback(x);
main_callback = function () {};
}
else {
callback();
}
});
}, function (err) {
main_callback();
});
};
async.detect = doParallel(_detect);
async.detectSeries = doSeries(_detect);
async.some = function (arr, iterator, main_callback) {
async.each(arr, function (x, callback) {
iterator(x, function (v) {
if (v) {
main_callback(true);
main_callback = function () {};
}
callback();
});
}, function (err) {
main_callback(false);
});
};
// any alias
async.any = async.some;
async.every = function (arr, iterator, main_callback) {
async.each(arr, function (x, callback) {
iterator(x, function (v) {
if (!v) {
main_callback(false);
main_callback = function () {};
}
callback();
});
}, function (err) {
main_callback(true);
});
};
// all alias
async.all = async.every;
async.sortBy = function (arr, iterator, callback) {
async.map(arr, function (x, callback) {
iterator(x, function (err, criteria) {
if (err) {
callback(err);
}
else {
callback(null, {value: x, criteria: criteria});
}
});
}, function (err, results) {
if (err) {
return callback(err);
}
else {
var fn = function (left, right) {
var a = left.criteria, b = right.criteria;
return a < b ? -1 : a > b ? 1 : 0;
};
callback(null, _map(results.sort(fn), function (x) {
return x.value;
}));
}
});
};
async.auto = function (tasks, callback) {
callback = callback || function () {};
var keys = _keys(tasks);
var remainingTasks = keys.length
if (!remainingTasks) {
return callback();
}
var results = {};
var listeners = [];
var addListener = function (fn) {
listeners.unshift(fn);
};
var removeListener = function (fn) {
for (var i = 0; i < listeners.length; i += 1) {
if (listeners[i] === fn) {
listeners.splice(i, 1);
return;
}
}
};
var taskComplete = function () {
remainingTasks--
_each(listeners.slice(0), function (fn) {
fn();
});
};
addListener(function () {
if (!remainingTasks) {
var theCallback = callback;
// prevent final callback from calling itself if it errors
callback = function () {};
theCallback(null, results);
}
});
_each(keys, function (k) {
var task = _isArray(tasks[k]) ? tasks[k]: [tasks[k]];
var taskCallback = function (err) {
var args = Array.prototype.slice.call(arguments, 1);
if (args.length <= 1) {
args = args[0];
}
if (err) {
var safeResults = {};
_each(_keys(results), function(rkey) {
safeResults[rkey] = results[rkey];
});
safeResults[k] = args;
callback(err, safeResults);
// stop subsequent errors hitting callback multiple times
callback = function () {};
}
else {
results[k] = args;
async.setImmediate(taskComplete);
}
};
var requires = task.slice(0, Math.abs(task.length - 1)) || [];
var ready = function () {
return _reduce(requires, function (a, x) {
return (a && results.hasOwnProperty(x));
}, true) && !results.hasOwnProperty(k);
};
if (ready()) {
task[task.length - 1](taskCallback, results);
}
else {
var listener = function () {
if (ready()) {
removeListener(listener);
task[task.length - 1](taskCallback, results);
}
};
addListener(listener);
}
});
};
async.retry = function(times, task, callback) {
var DEFAULT_TIMES = 5;
var attempts = [];
// Use defaults if times not passed
if (typeof times === 'function') {
callback = task;
task = times;
times = DEFAULT_TIMES;
}
// Make sure times is a number
times = parseInt(times, 10) || DEFAULT_TIMES;
var wrappedTask = function(wrappedCallback, wrappedResults) {
var retryAttempt = function(task, finalAttempt) {
return function(seriesCallback) {
task(function(err, result){
seriesCallback(!err || finalAttempt, {err: err, result: result});
}, wrappedResults);
};
};
while (times) {
attempts.push(retryAttempt(task, !(times-=1)));
}
async.series(attempts, function(done, data){
data = data[data.length - 1];
(wrappedCallback || callback)(data.err, data.result);
});
}
// If a callback is passed, run this as a controll flow
return callback ? wrappedTask() : wrappedTask
};
async.waterfall = function (tasks, callback) {
callback = callback || function () {};
if (!_isArray(tasks)) {
var err = new Error('First argument to waterfall must be an array of functions');
return callback(err);
}
if (!tasks.length) {
return callback();
}
var wrapIterator = function (iterator) {
return function (err) {
if (err) {
callback.apply(null, arguments);
callback = function () {};
}
else {
var args = Array.prototype.slice.call(arguments, 1);
var next = iterator.next();
if (next) {
args.push(wrapIterator(next));
}
else {
args.push(callback);
}
async.setImmediate(function () {
iterator.apply(null, args);
});
}
};
};
wrapIterator(async.iterator(tasks))();
};
var _parallel = function(eachfn, tasks, callback) {
callback = callback || function () {};
if (_isArray(tasks)) {
eachfn.map(tasks, function (fn, callback) {
if (fn) {
fn(function (err) {
var args = Array.prototype.slice.call(arguments, 1);
if (args.length <= 1) {
args = args[0];
}
callback.call(null, err, args);
});
}
}, callback);
}
else {
var results = {};
eachfn.each(_keys(tasks), function (k, callback) {
tasks[k](function (err) {
var args = Array.prototype.slice.call(arguments, 1);
if (args.length <= 1) {
args = args[0];
}
results[k] = args;
callback(err);
});
}, function (err) {
callback(err, results);
});
}
};
async.parallel = function (tasks, callback) {
_parallel({ map: async.map, each: async.each }, tasks, callback);
};
async.parallelLimit = function(tasks, limit, callback) {
_parallel({ map: _mapLimit(limit), each: _eachLimit(limit) }, tasks, callback);
};
async.series = function (tasks, callback) {
callback = callback || function () {};
if (_isArray(tasks)) {
async.mapSeries(tasks, function (fn, callback) {
if (fn) {
fn(function (err) {
var args = Array.prototype.slice.call(arguments, 1);
if (args.length <= 1) {
args = args[0];
}
callback.call(null, err, args);
});
}
}, callback);
}
else {
var results = {};
async.eachSeries(_keys(tasks), function (k, callback) {
tasks[k](function (err) {
var args = Array.prototype.slice.call(arguments, 1);
if (args.length <= 1) {
args = args[0];
}
results[k] = args;
callback(err);
});
}, function (err) {
callback(err, results);
});
}
};
async.iterator = function (tasks) {
var makeCallback = function (index) {
var fn = function () {
if (tasks.length) {
tasks[index].apply(null, arguments);
}
return fn.next();
};
fn.next = function () {
return (index < tasks.length - 1) ? makeCallback(index + 1): null;
};
return fn;
};
return makeCallback(0);
};
async.apply = function (fn) {
var args = Array.prototype.slice.call(arguments, 1);
return function () {
return fn.apply(
null, args.concat(Array.prototype.slice.call(arguments))
);
};
};
var _concat = function (eachfn, arr, fn, callback) {
var r = [];
eachfn(arr, function (x, cb) {
fn(x, function (err, y) {
r = r.concat(y || []);
cb(err);
});
}, function (err) {
callback(err, r);
});
};
async.concat = doParallel(_concat);
async.concatSeries = doSeries(_concat);
async.whilst = function (test, iterator, callback) {
if (test()) {
iterator(function (err) {
if (err) {
return callback(err);
}
async.whilst(test, iterator, callback);
});
}
else {
callback();
}
};
async.doWhilst = function (iterator, test, callback) {
iterator(function (err) {
if (err) {
return callback(err);
}
var args = Array.prototype.slice.call(arguments, 1);
if (test.apply(null, args)) {
async.doWhilst(iterator, test, callback);
}
else {
callback();
}
});
};
async.until = function (test, iterator, callback) {
if (!test()) {
iterator(function (err) {
if (err) {
return callback(err);
}
async.until(test, iterator, callback);
});
}
else {
callback();
}
};
async.doUntil = function (iterator, test, callback) {
iterator(function (err) {
if (err) {
return callback(err);
}
var args = Array.prototype.slice.call(arguments, 1);
if (!test.apply(null, args)) {
async.doUntil(iterator, test, callback);
}
else {
callback();
}
});
};
async.queue = function (worker, concurrency) {
if (concurrency === undefined) {
concurrency = 1;
}
function _insert(q, data, pos, callback) {
if (!q.started){
q.started = true;
}
if (!_isArray(data)) {
data = [data];
}
if(data.length == 0) {
// call drain immediately if there are no tasks
return async.setImmediate(function() {
if (q.drain) {
q.drain();
}
});
}
_each(data, function(task) {
var item = {
data: task,
callback: typeof callback === 'function' ? callback : null
};
if (pos) {
q.tasks.unshift(item);
} else {
q.tasks.push(item);
}
if (q.saturated && q.tasks.length === q.concurrency) {
q.saturated();
}
async.setImmediate(q.process);
});
}
var workers = 0;
var q = {
tasks: [],
concurrency: concurrency,
saturated: null,
empty: null,
drain: null,
started: false,
paused: false,
push: function (data, callback) {
_insert(q, data, false, callback);
},
kill: function () {
q.drain = null;
q.tasks = [];
},
unshift: function (data, callback) {
_insert(q, data, true, callback);
},
process: function () {
if (!q.paused && workers < q.concurrency && q.tasks.length) {
var task = q.tasks.shift();
if (q.empty && q.tasks.length === 0) {
q.empty();
}
workers += 1;
var next = function () {
workers -= 1;
if (task.callback) {
task.callback.apply(task, arguments);
}
if (q.drain && q.tasks.length + workers === 0) {
q.drain();
}
q.process();
};
var cb = only_once(next);
worker(task.data, cb);
}
},
length: function () {
return q.tasks.length;
},
running: function () {
return workers;
},
idle: function() {
return q.tasks.length + workers === 0;
},
pause: function () {
if (q.paused === true) { return; }
q.paused = true;
q.process();
},
resume: function () {
if (q.paused === false) { return; }
q.paused = false;
q.process();
}
};
return q;
};
async.priorityQueue = function (worker, concurrency) {
function _compareTasks(a, b){
return a.priority - b.priority;
};
function _binarySearch(sequence, item, compare) {
var beg = -1,
end = sequence.length - 1;
while (beg < end) {
var mid = beg + ((end - beg + 1) >>> 1);
if (compare(item, sequence[mid]) >= 0) {
beg = mid;
} else {
end = mid - 1;
}
}
return beg;
}
function _insert(q, data, priority, callback) {
if (!q.started){
q.started = true;
}
if (!_isArray(data)) {
data = [data];
}
if(data.length == 0) {
// call drain immediately if there are no tasks
return async.setImmediate(function() {
if (q.drain) {
q.drain();
}
});
}
_each(data, function(task) {
var item = {
data: task,
priority: priority,
callback: typeof callback === 'function' ? callback : null
};
q.tasks.splice(_binarySearch(q.tasks, item, _compareTasks) + 1, 0, item);
if (q.saturated && q.tasks.length === q.concurrency) {
q.saturated();
}
async.setImmediate(q.process);
});
}
// Start with a normal queue
var q = async.queue(worker, concurrency);
// Override push to accept second parameter representing priority
q.push = function (data, priority, callback) {
_insert(q, data, priority, callback);
};
// Remove unshift function
delete q.unshift;
return q;
};
async.cargo = function (worker, payload) {
var working = false,
tasks = [];
var cargo = {
tasks: tasks,
payload: payload,
saturated: null,
empty: null,
drain: null,
drained: true,
push: function (data, callback) {
if (!_isArray(data)) {
data = [data];
}
_each(data, function(task) {
tasks.push({
data: task,
callback: typeof callback === 'function' ? callback : null
});
cargo.drained = false;
if (cargo.saturated && tasks.length === payload) {
cargo.saturated();
}
});
async.setImmediate(cargo.process);
},
process: function process() {
if (working) return;
if (tasks.length === 0) {
if(cargo.drain && !cargo.drained) cargo.drain();
cargo.drained = true;
return;
}
var ts = typeof payload === 'number'
? tasks.splice(0, payload)
: tasks.splice(0, tasks.length);
var ds = _map(ts, function (task) {
return task.data;
});
if(cargo.empty) cargo.empty();
working = true;
worker(ds, function () {
working = false;
var args = arguments;
_each(ts, function (data) {
if (data.callback) {
data.callback.apply(null, args);
}
});
process();
});
},
length: function () {
return tasks.length;
},
running: function () {
return working;
}
};
return cargo;
};
var _console_fn = function (name) {
return function (fn) {
var args = Array.prototype.slice.call(arguments, 1);
fn.apply(null, args.concat([function (err) {
var args = Array.prototype.slice.call(arguments, 1);
if (typeof console !== 'undefined') {
if (err) {
if (console.error) {
console.error(err);
}
}
else if (console[name]) {
_each(args, function (x) {
console[name](x);
});
}
}
}]));
};
};
async.log = _console_fn('log');
async.dir = _console_fn('dir');
/*async.info = _console_fn('info');
async.warn = _console_fn('warn');
async.error = _console_fn('error');*/
async.memoize = function (fn, hasher) {
var memo = {};
var queues = {};
hasher = hasher || function (x) {
return x;
};
var memoized = function () {
var args = Array.prototype.slice.call(arguments);
var callback = args.pop();
var key = hasher.apply(null, args);
if (key in memo) {
async.nextTick(function () {
callback.apply(null, memo[key]);
});
}
else if (key in queues) {
queues[key].push(callback);
}
else {
queues[key] = [callback];
fn.apply(null, args.concat([function () {
memo[key] = arguments;
var q = queues[key];
delete queues[key];
for (var i = 0, l = q.length; i < l; i++) {
q[i].apply(null, arguments);
}
}]));
}
};
memoized.memo = memo;
memoized.unmemoized = fn;
return memoized;
};
async.unmemoize = function (fn) {
return function () {
return (fn.unmemoized || fn).apply(null, arguments);
};
};
async.times = function (count, iterator, callback) {
var counter = [];
for (var i = 0; i < count; i++) {
counter.push(i);
}
return async.map(counter, iterator, callback);
};
async.timesSeries = function (count, iterator, callback) {
var counter = [];
for (var i = 0; i < count; i++) {
counter.push(i);
}
return async.mapSeries(counter, iterator, callback);
};
async.seq = function (/* functions... */) {
var fns = arguments;
return function () {
var that = this;
var args = Array.prototype.slice.call(arguments);
var callback = args.pop();
async.reduce(fns, args, function (newargs, fn, cb) {
fn.apply(that, newargs.concat([function () {
var err = arguments[0];
var nextargs = Array.prototype.slice.call(arguments, 1);
cb(err, nextargs);
}]))
},
function (err, results) {
callback.apply(that, [err].concat(results));
});
};
};
async.compose = function (/* functions... */) {
return async.seq.apply(null, Array.prototype.reverse.call(arguments));
};
var _applyEach = function (eachfn, fns /*args...*/) {
var go = function () {
var that = this;
var args = Array.prototype.slice.call(arguments);
var callback = args.pop();
return eachfn(fns, function (fn, cb) {
fn.apply(that, args.concat([cb]));
},
callback);
};
if (arguments.length > 2) {
var args = Array.prototype.slice.call(arguments, 2);
return go.apply(this, args);
}
else {
return go;
}
};
async.applyEach = doParallel(_applyEach);
async.applyEachSeries = doSeries(_applyEach);
async.forever = function (fn, callback) {
function next(err) {
if (err) {
if (callback) {
return callback(err);
}
throw err;
}
fn(next);
}
next();
};
// Node.js
if (typeof module !== 'undefined' && module.exports) {
module.exports = async;
}
// AMD / RequireJS
else if (typeof define !== 'undefined' && define.amd) {
define([], function () {
return async;
});
}
// included directly via <script> tag
else {
root.async = async;
}
}());
}).call(this,require('_process'))
},{"_process":2}],2:[function(require,module,exports){
// shim for using process in browser
var process = module.exports = {};
process.nextTick = (function () {
var canSetImmediate = typeof window !== 'undefined'
&& window.setImmediate;
var canMutationObserver = typeof window !== 'undefined'
&& window.MutationObserver;
var canPost = typeof window !== 'undefined'
&& window.postMessage && window.addEventListener
;
if (canSetImmediate) {
return function (f) { return window.setImmediate(f) };
}
var queue = [];
if (canMutationObserver) {
var hiddenDiv = document.createElement("div");
var observer = new MutationObserver(function () {
var queueList = queue.slice();
queue.length = 0;
queueList.forEach(function (fn) {
fn();
});
});
observer.observe(hiddenDiv, { attributes: true });
return function nextTick(fn) {
if (!queue.length) {
hiddenDiv.setAttribute('yes', 'no');
}
queue.push(fn);
};
}
if (canPost) {
window.addEventListener('message', function (ev) {
var source = ev.source;
if ((source === window || source === null) && ev.data === 'process-tick') {
ev.stopPropagation();
if (queue.length > 0) {
var fn = queue.shift();
fn();
}
}
}, true);
return function nextTick(fn) {
queue.push(fn);
window.postMessage('process-tick', '*');
};
}
return function nextTick(fn) {
setTimeout(fn, 0);
};
})();
process.title = 'browser';
process.browser = true;
process.env = {};
process.argv = [];
function noop() {}
process.on = noop;
process.addListener = noop;
process.once = noop;
process.off = noop;
process.removeListener = noop;
process.removeAllListeners = noop;
process.emit = noop;
process.binding = function (name) {
throw new Error('process.binding is not supported');
};
// TODO(shtylman)
process.cwd = function () { return '/' };
process.chdir = function (dir) {
throw new Error('process.chdir is not supported');
};
},{}],3:[function(require,module,exports){
'use strict';
var asap = require('asap')
module.exports = Promise
function Promise(fn) {
if (typeof this !== 'object') throw new TypeError('Promises must be constructed via new')
if (typeof fn !== 'function') throw new TypeError('not a function')
var state = null
var value = null
var deferreds = []
var self = this
this.then = function(onFulfilled, onRejected) {
return new Promise(function(resolve, reject) {
handle(new Handler(onFulfilled, onRejected, resolve, reject))
})
}
function handle(deferred) {
if (state === null) {
deferreds.push(deferred)
return
}
asap(function() {
var cb = state ? deferred.onFulfilled : deferred.onRejected
if (cb === null) {
(state ? deferred.resolve : deferred.reject)(value)
return
}
var ret
try {
ret = cb(value)
}
catch (e) {
deferred.reject(e)
return
}
deferred.resolve(ret)
})
}
function resolve(newValue) {
try { //Promise Resolution Procedure: https://github.com/promises-aplus/promises-spec#the-promise-resolution-procedure
if (newValue === self) throw new TypeError('A promise cannot be resolved with itself.')
if (newValue && (typeof newValue === 'object' || typeof newValue === 'function')) {
var then = newValue.then
if (typeof then === 'function') {
doResolve(then.bind(newValue), resolve, reject)
return
}
}
state = true
value = newValue
finale()
} catch (e) { reject(e) }
}
function reject(newValue) {
state = false
value = newValue
finale()
}
function finale() {
for (var i = 0, len = deferreds.length; i < len; i++)
handle(deferreds[i])
deferreds = null
}
doResolve(fn, resolve, reject)
}
function Handler(onFulfilled, onRejected, resolve, reject){
this.onFulfilled = typeof onFulfilled === 'function' ? onFulfilled : null
this.onRejected = typeof onRejected === 'function' ? onRejected : null
this.resolve = resolve
this.reject = reject
}
/**
* Take a potentially misbehaving resolver function and make sure
* onFulfilled and onRejected are only called once.
*
* Makes no guarantees about asynchrony.
*/
function doResolve(fn, onFulfilled, onRejected) {
var done = false;
try {
fn(function (value) {
if (done) return
done = true
onFulfilled(value)
}, function (reason) {
if (done) return
done = true
onRejected(reason)
})
} catch (ex) {
if (done) return
done = true
onRejected(ex)
}
}
},{"asap":5}],4:[function(require,module,exports){
'use strict';
//This file contains then/promise specific extensions to the core promise API
var Promise = require('./core.js')
var asap = require('asap')
module.exports = Promise
/* Static Functions */
function ValuePromise(value) {
this.then = function (onFulfilled) {
if (typeof onFulfilled !== 'function') return this
return new Promise(function (resolve, reject) {
asap(function () {
try {
resolve(onFulfilled(value))
} catch (ex) {
reject(ex);
}
})
})
}
}
ValuePromise.prototype = Object.create(Promise.prototype)
var TRUE = new ValuePromise(true)
var FALSE = new ValuePromise(false)
var NULL = new ValuePromise(null)
var UNDEFINED = new ValuePromise(undefined)
var ZERO = new ValuePromise(0)
var EMPTYSTRING = new ValuePromise('')
Promise.resolve = function (value) {
if (value instanceof Promise) return value
if (value === null) return NULL
if (value === undefined) return UNDEFINED
if (value === true) return TRUE
if (value === false) return FALSE
if (value === 0) return ZERO
if (value === '') return EMPTYSTRING
if (typeof value === 'object' || typeof value === 'function') {
try {
var then = value.then
if (typeof then === 'function') {
return new Promise(then.bind(value))
}
} catch (ex) {
return new Promise(function (resolve, reject) {
reject(ex)
})
}
}
return new ValuePromise(value)
}
Promise.from = Promise.cast = function (value) {
var err = new Error('Promise.from and Promise.cast are deprecated, use Promise.resolve instead')
err.name = 'Warning'
console.warn(err.stack)
return Promise.resolve(value)
}
Promise.denodeify = function (fn, argumentCount) {
argumentCount = argumentCount || Infinity
return function () {
var self = this
var args = Array.prototype.slice.call(arguments)
return new Promise(function (resolve, reject) {
while (args.length && args.length > argumentCount) {
args.pop()
}
args.push(function (err, res) {
if (err) reject(err)
else resolve(res)
})
fn.apply(self, args)
})
}
}
Promise.nodeify = function (fn) {
return function () {
var args = Array.prototype.slice.call(arguments)
var callback = typeof args[args.length - 1] === 'function' ? args.pop() : null
try {
return fn.apply(this, arguments).nodeify(callback)
} catch (ex) {
if (callback === null || typeof callback == 'undefined') {
return new Promise(function (resolve, reject) { reject(ex) })
} else {
asap(function () {
callback(ex)
})
}
}
}
}
Promise.all = function () {
var calledWithArray = arguments.length === 1 && Array.isArray(arguments[0])
var args = Array.prototype.slice.call(calledWithArray ? arguments[0] : arguments)
if (!calledWithArray) {
var err = new Error('Promise.all should be called with a single array, calling it with multiple arguments is deprecated')
err.name = 'Warning'
console.warn(err.stack)
}
return new Promise(function (resolve, reject) {
if (args.length === 0) return resolve([])
var remaining = args.length
function res(i, val) {
try {
if (val && (typeof val === 'object' || typeof val === 'function')) {
var then = val.then
if (typeof then === 'function') {
then.call(val, function (val) { res(i, val) }, reject)
return
}
}
args[i] = val
if (--remaining === 0) {
resolve(args);
}
} catch (ex) {
reject(ex)
}
}
for (var i = 0; i < args.length; i++) {
res(i, args[i])
}
})
}
Promise.reject = function (value) {
return new Promise(function (resolve, reject) {
reject(value);
});
}
Promise.race = function (values) {
return new Promise(function (resolve, reject) {
values.forEach(function(value){
Promise.resolve(value).then(resolve, reject);
})
});
}
/* Prototype Methods */
Promise.prototype.done = function (onFulfilled, onRejected) {
var self = arguments.length ? this.then.apply(this, arguments) : this
self.then(null, function (err) {
asap(function () {
throw err
})
})
}
Promise.prototype.nodeify = function (callback) {
if (typeof callback != 'function') return this
this.then(function (value) {
asap(function () {
callback(null, value)
})
}, function (err) {
asap(function () {
callback(err)
})
})
}
Promise.prototype['catch'] = function (onRejected) {
return this.then(null, onRejected);
}
},{"./core.js":3,"asap":5}],5:[function(require,module,exports){
(function (process){
// Use the fastest possible means to execute a task in a future turn
// of the event loop.
// linked list of tasks (single, with head node)
var head = {task: void 0, next: null};
var tail = head;
var flushing = false;
var requestFlush = void 0;
var isNodeJS = false;
function flush() {
/* jshint loopfunc: true */
while (head.next) {
head = head.next;
var task = head.task;
head.task = void 0;
var domain = head.domain;
if (domain) {
head.domain = void 0;
domain.enter();
}
try {
task();
} catch (e) {
if (isNodeJS) {
// In node, uncaught exceptions are considered fatal errors.
// Re-throw them synchronously to interrupt flushing!
// Ensure continuation if the uncaught exception is suppressed
// listening "uncaughtException" events (as domains does).
// Continue in next event to avoid tick recursion.
if (domain) {
domain.exit();
}
setTimeout(flush, 0);
if (domain) {
domain.enter();
}
throw e;
} else {
// In browsers, uncaught exceptions are not fatal.
// Re-throw them asynchronously to avoid slow-downs.
setTimeout(function() {
throw e;
}, 0);
}
}
if (domain) {
domain.exit();
}
}
flushing = false;
}
if (typeof process !== "undefined" && process.nextTick) {
// Node.js before 0.9. Note that some fake-Node environments, like the
// Mocha test runner, introduce a `process` global without a `nextTick`.
isNodeJS = true;
requestFlush = function () {
process.nextTick(flush);
};
} else if (typeof setImmediate === "function") {
// In IE10, Node.js 0.9+, or https://github.com/NobleJS/setImmediate
if (typeof window !== "undefined") {
requestFlush = setImmediate.bind(window, flush);
} else {
requestFlush = function () {
setImmediate(flush);
};
}
} else if (typeof MessageChannel !== "undefined") {
// modern browsers
// http://www.nonblocking.io/2011/06/windownexttick.html
var channel = new MessageChannel();
channel.port1.onmessage = flush;
requestFlush = function () {
channel.port2.postMessage(0);
};
} else {
// old browsers
requestFlush = function () {
setTimeout(flush, 0);
};
}
function asap(task) {
tail = tail.next = {
task: task,
domain: isNodeJS && process.domain,
next: null
};
if (!flushing) {
flushing = true;
requestFlush();
}
};
module.exports = asap;
}).call(this,require('_process'))
},{"_process":2}],6:[function(require,module,exports){
// Some code originally from async_storage.js in
// [Gaia](https://github.com/mozilla-b2g/gaia).
(function() {
'use strict';
// Originally found in https://github.com/mozilla-b2g/gaia/blob/e8f624e4cc9ea945727278039b3bc9bcb9f8667a/shared/js/async_storage.js
// Promises!
var Promise = (typeof module !== 'undefined' && module.exports) ?
require('promise') : this.Promise;
// Initialize IndexedDB; fall back to vendor-prefixed versions if needed.
var indexedDB = indexedDB || this.indexedDB || this.webkitIndexedDB ||
this.mozIndexedDB || this.OIndexedDB ||
this.msIndexedDB;
// If IndexedDB isn't available, we get outta here!
if (!indexedDB) {
return;
}
// Open the IndexedDB database (automatically creates one if one didn't
// previously exist), using any options set in the config.
function _initStorage(options) {
var self = this;
var dbInfo = {
db: null
};
if (options) {
for (var i in options) {
dbInfo[i] = options[i];
}
}
return new Promise(function(resolve, reject) {
var openreq = indexedDB.open(dbInfo.name, dbInfo.version);
openreq.onerror = function() {
reject(openreq.error);
};
openreq.onupgradeneeded = function() {
// First time setup: create an empty object store
openreq.result.createObjectStore(dbInfo.storeName);
};
openreq.onsuccess = function() {
dbInfo.db = openreq.result;
self._dbInfo = dbInfo;
resolve();
};
});
}
function getItem(key, callback) {
var self = this;
// Cast the key to a string, as that's all we can set as a key.
if (typeof key !== 'string') {
window.console.warn(key +
' used as a key, but it is not a string.');
key = String(key);
}
var promise = new Promise(function(resolve, reject) {
self.ready().then(func