videomail-client
Version:
A wicked npm package to record videos directly in the browser, wohooo!
1,755 lines (1,494 loc) • 1.13 MB
JavaScript
(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.VideomailClient = f()}})(function(){var define,module,exports;return (function(){function r(e,n,t){function o(i,f){if(!n[i]){if(!e[i]){var c="function"==typeof require&&require;if(!f&&c)return c(i,!0);if(u)return u(i,!0);var a=new Error("Cannot find module '"+i+"'");throw a.code="MODULE_NOT_FOUND",a}var p=n[i]={exports:{}};e[i][0].call(p.exports,function(r){var n=e[i][1][r];return o(n||r)},p,p.exports,r,e,n,t)}return n[i].exports}for(var u="function"==typeof require&&require,i=0;i<t.length;i++)o(t[i]);return o}return r})()({1:[function(_dereq_,module,exports){
function _interopRequireDefault(obj) {
return obj && obj.__esModule ? obj : {
"default": obj
};
}
module.exports = _interopRequireDefault, module.exports.__esModule = true, module.exports["default"] = module.exports;
},{}],2:[function(_dereq_,module,exports){
function _typeof(o) {
"@babel/helpers - typeof";
return (module.exports = _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) {
return typeof o;
} : function (o) {
return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o;
}, module.exports.__esModule = true, module.exports["default"] = module.exports), _typeof(o);
}
module.exports = _typeof, module.exports.__esModule = true, module.exports["default"] = module.exports;
},{}],3:[function(_dereq_,module,exports){
(function webpackUniversalModuleDefinition(root, factory) {
if(typeof exports === 'object' && typeof module === 'object')
module.exports = factory();
else if(typeof define === 'function' && define.amd)
define([], factory);
else if(typeof exports === 'object')
exports["add-eventlistener-with-options"] = factory();
else
root["add-eventlistener-with-options"] = factory();
})(this, function() {
return /******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId])
/******/ return installedModules[moduleId].exports;
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ exports: {},
/******/ id: moduleId,
/******/ loaded: false
/******/ };
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/ // Flag the module as loaded
/******/ module.loaded = true;
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/ // expose the modules object (__webpack_modules__)
/******/ __webpack_require__.m = modules;
/******/ // expose the module cache
/******/ __webpack_require__.c = installedModules;
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "";
/******/ // Load entry module and return exports
/******/ return __webpack_require__(0);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/***/ function(module, exports, __webpack_require__) {
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = addEventListenerWithOptions;
var _checkSupport = __webpack_require__(1);
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
/**
* Add event listener with additional options
* @param {EventTarget} target - The EventTarget element
* @param {string} name - The name of the event
* @param {function} listener - The event listener callback
* @param {object} options - The options explicitly passed from caller
* @param {string} optionName - The additioanl option to add to the event listener
*/
function addEventListenerWithOptions(target, name, listener, options) {
var optionName = arguments.length > 4 && arguments[4] !== undefined ? arguments[4] : 'passive';
if (target.addEventListener !== undefined) {
var listenerOptions = _checkSupport.SupportMap[optionName] ? Object.assign({}, options, _defineProperty({}, optionName, true)) : options;
target.addEventListener(name, listener, listenerOptions);
}
}
/***/ },
/* 1 */
/***/ function(module, exports, __webpack_require__) {
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.SupportMap = undefined;
var _OptionsMap;
var _constants = __webpack_require__(2);
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
var OptionsMap = (_OptionsMap = {}, _defineProperty(_OptionsMap, _constants.PASSIVE, false), _defineProperty(_OptionsMap, _constants.CAPTURE, false), _defineProperty(_OptionsMap, _constants.ONCE, false), _OptionsMap);
var getOptionsMap = function getOptionsMap() {
Object.keys(OptionsMap).forEach(function (k, i) {
OptionsMap[k] = checkSupportForProperty(k);
});
return OptionsMap;
};
function checkSupportForProperty(property) {
if (!!OptionsMap[property]) {
return OptionsMap[property];
}
try {
var opts = Object.defineProperty({}, property, {
get: function get() {
OptionsMap[property] = true;
}
});
window.addEventListener("test", null, opts);
window.removeListener("test", null);
} catch (e) {}
return OptionsMap[property];
}
var SupportMap = exports.SupportMap = getOptionsMap();
/***/ },
/* 2 */
/***/ function(module, exports) {
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
var PASSIVE = exports.PASSIVE = 'passive';
var CAPTURE = exports.CAPTURE = 'capture';
var ONCE = exports.ONCE = 'once';
/***/ }
/******/ ])
});
;
},{}],4:[function(_dereq_,module,exports){
var EventEmitter = _dereq_('events').EventEmitter,
inherits = _dereq_('inherits'),
raf = _dereq_('raf'),
methods;
//the same as off window unless polyfilled or in node
var defaultRAFObject = {
requestAnimationFrame: raf,
cancelAnimationFrame: raf.cancel
};
function returnTrue(){ return true; }
//manage FPS if < 60, else return true;
function makeThrottle(fps){
var delay = 1000/fps;
var lastTime = Date.now();
if( fps<=0 || fps === Infinity ){
return returnTrue;
}
//if an fps throttle has been set then we'll assume
//it natively runs at 60fps,
var half = Math.ceil(1000 / 60) / 2;
return function(){
//if a custom fps is requested
var now = Date.now();
//is this frame within 8.5ms of the target?
//if so then next frame is gonna be too late
if(now - lastTime < delay - half){
return false;
}
lastTime = now;
return true;
};
}
/**
* Animitter provides event-based loops for the browser and node,
* using `requestAnimationFrame`
* @param {Object} [opts]
* @param {Number} [opts.fps=Infinity] the framerate requested, defaults to as fast as it can (60fps on window)
* @param {Number} [opts.delay=0] milliseconds delay between invoking `start` and initializing the loop
* @param {Object} [opts.requestAnimationFrameObject=global] the object on which to find `requestAnimationFrame` and `cancelAnimationFrame` methods
* @param {Boolean} [opts.fixedDelta=false] if true, timestamps will pretend to be executed at fixed intervals always
* @constructor
*/
function Animitter( opts ){
opts = opts || {};
this.__delay = opts.delay || 0;
/** @expose */
this.fixedDelta = !!opts.fixedDelta;
/** @expose */
this.frameCount = 0;
/** @expose */
this.deltaTime = 0;
/** @expose */
this.elapsedTime = 0;
/** @private */
this.__running = false;
/** @private */
this.__completed = false;
this.setFPS(opts.fps || Infinity);
this.setRequestAnimationFrameObject(opts.requestAnimationFrameObject || defaultRAFObject);
}
inherits(Animitter, EventEmitter);
function onStart(scope){
var now = Date.now();
var rAFID;
//dont let a second animation start on the same object
//use *.on('update',fn)* instead
if(scope.__running){
return scope;
}
exports.running += 1;
scope.__running = true;
scope.__lastTime = now;
scope.deltaTime = 0;
//emit **start** once at the beginning
scope.emit('start', scope.deltaTime, 0, scope.frameCount);
var lastRAFObject = scope.requestAnimationFrameObject;
var drawFrame = function(){
if(lastRAFObject !== scope.requestAnimationFrameObject){
//if the requestAnimationFrameObject switched in-between,
//then re-request with the new one to ensure proper update execution context
//i.e. VRDisplay#submitFrame() may only be requested through VRDisplay#requestAnimationFrame(drawFrame)
lastRAFObject = scope.requestAnimationFrameObject;
scope.requestAnimationFrameObject.requestAnimationFrame(drawFrame);
return;
}
if(scope.__isReadyForUpdate()){
scope.update();
}
if(scope.__running){
rAFID = scope.requestAnimationFrameObject.requestAnimationFrame(drawFrame);
} else {
scope.requestAnimationFrameObject.cancelAnimationFrame(rAFID);
}
};
scope.requestAnimationFrameObject.requestAnimationFrame(drawFrame);
return scope;
}
methods = {
//EventEmitter Aliases
off : EventEmitter.prototype.removeListener,
trigger : EventEmitter.prototype.emit,
/**
* stops the animation and marks it as completed
* @emit Animitter#complete
* @returns {Animitter}
*/
complete: function(){
this.stop();
this.__completed = true;
this.emit('complete', this.frameCount, this.deltaTime);
return this;
},
/**
* stops the animation and removes all listeners
* @emit Animitter#stop
* @returns {Animitter}
*/
dispose: function(){
this.stop();
this.removeAllListeners();
return this;
},
/**
* get milliseconds between the last 2 updates
*
* @return {Number}
*/
getDeltaTime: function(){
return this.deltaTime;
},
/**
* get the total milliseconds that the animation has ran.
* This is the cumlative value of the deltaTime between frames
*
* @return {Number}
*/
getElapsedTime: function(){
return this.elapsedTime;
},
/**
* get the instances frames per second as calculated by the last delta
*
* @return {Number}
*/
getFPS: function(){
return this.deltaTime > 0 ? 1000 / this.deltaTime : 0;
if(this.deltaTime){
return 1000 / this.deltaTime;
}
},
/**
* get the explicit FPS limit set via `Animitter#setFPS(fps)` or
* via the initial `options.fps` property
*
* @returns {Number} either as set or Infinity
*/
getFPSLimit: function(){
return this.__fps;
},
/**
* get the number of frames that have occurred
*
* @return {Number}
*/
getFrameCount: function(){
return this.frameCount;
},
/**
* get the object providing `requestAnimationFrame`
* and `cancelAnimationFrame` methods
* @return {Object}
*/
getRequestAnimationFrameObject: function(){
return this.requestAnimationFrameObject;
},
/**
* is the animation loop active
*
* @return {boolean}
*/
isRunning: function(){
return this.__running;
},
/**
* is the animation marked as completed
*
* @return {boolean}
*/
isCompleted: function(){
return this.__completed;
},
/**
* reset the animation loop, marks as incomplete,
* leaves listeners intact
*
* @emit Animitter#reset
* @return {Animitter}
*/
reset: function(){
this.stop();
this.__completed = false;
this.__lastTime = 0;
this.deltaTime = 0;
this.elapsedTime = 0;
this.frameCount = 0;
this.emit('reset', 0, 0, this.frameCount);
return this;
},
/**
* set the framerate for the animation loop
*
* @param {Number} fps
* @return {Animitter}
*/
setFPS: function(fps){
this.__fps = fps;
this.__isReadyForUpdate = makeThrottle(fps);
return this;
},
/**
* set the object that will provide `requestAnimationFrame`
* and `cancelAnimationFrame` methods to this instance
* @param {Object} object
* @return {Animitter}
*/
setRequestAnimationFrameObject: function(object){
if(typeof object.requestAnimationFrame !== 'function' || typeof object.cancelAnimationFrame !== 'function'){
throw new Error("Invalid object provide to `setRequestAnimationFrameObject`");
}
this.requestAnimationFrameObject = object;
return this;
},
/**
* start an animation loop
* @emit Animitter#start
* @return {Animitter}
*/
start: function(){
var self = this;
if(this.__delay){
setTimeout(function(){
onStart(self);
}, this.__delay);
} else {
onStart(this);
}
return this;
},
/**
* stops the animation loop, does not mark as completed
*
* @emit Animitter#stop
* @return {Animitter}
*/
stop: function(){
if( this.__running ){
this.__running = false;
exports.running -= 1;
this.emit('stop', this.deltaTime, this.elapsedTime, this.frameCount);
}
return this;
},
/**
* update the animation loop once
*
* @emit Animitter#update
* @return {Animitter}
*/
update: function(){
this.frameCount++;
/** @private */
var now = Date.now();
this.__lastTime = this.__lastTime || now;
this.deltaTime = (this.fixedDelta || exports.globalFixedDelta) ? 1000/Math.min(60, this.__fps) : now - this.__lastTime;
this.elapsedTime += this.deltaTime;
this.__lastTime = now;
this.emit('update', this.deltaTime, this.elapsedTime, this.frameCount);
return this;
}
};
for(var method in methods){
Animitter.prototype[method] = methods[method];
}
/**
* create an animitter instance,
* @param {Object} [options]
* @param {Function} fn( deltaTime:Number, elapsedTime:Number, frameCount:Number )
* @returns {Animitter}
*/
function createAnimitter(options, fn){
if( arguments.length === 1 && typeof options === 'function'){
fn = options;
options = {};
}
var _instance = new Animitter( options );
if( fn ){
_instance.on('update', fn);
}
return _instance;
}
module.exports = exports = createAnimitter;
/**
* create an animitter instance,
* where the scope is bound in all functions
* @param {Object} [options]
* @param {Function} fn( deltaTime:Number, elapsedTime:Number, frameCount:Number )
* @returns {Animitter}
*/
exports.bound = function(options, fn){
var loop = createAnimitter(options, fn),
functionKeys = functions(Animitter.prototype),
hasBind = !!Function.prototype.bind,
fnKey;
for(var i=0; i<functionKeys.length; i++){
fnKey = functionKeys[i];
loop[fnKey] = hasBind ? loop[fnKey].bind(loop) : bind(loop[fnKey], loop);
}
return loop;
};
exports.Animitter = Animitter;
/**
* if true, all `Animitter` instances will behave as if `options.fixedDelta = true`
*/
exports.globalFixedDelta = false;
//helpful to inherit from when using bundled
exports.EventEmitter = EventEmitter;
//keep a global counter of all loops running, helpful to watch in dev tools
exports.running = 0;
function bind(fn, scope){
if(typeof fn.bind === 'function'){
return fn.bind(scope);
}
return function(){
return fn.apply(scope, arguments);
};
}
function functions(obj){
var keys = Object.keys(obj);
var arr = [];
for(var i=0; i<keys.length; i++){
if(typeof obj[keys[i]] === 'function'){
arr.push(keys[i]);
}
}
return arr;
}
//polyfill Date.now for real-old browsers
Date.now = Date.now || function now() {
return new Date().getTime();
};
},{"events":281,"inherits":305,"raf":328}],5:[function(_dereq_,module,exports){
(function (Buffer){(function (){
(function (w) {
"use strict";
function findBest(atobNative) {
// normal window
if ('function' === typeof atobNative) { return atobNative; }
// browserify (web worker)
if ('function' === typeof Buffer) {
return function atobBrowserify(a) {
//!! Deliberately using an API that's deprecated in node.js because
//!! this file is for browsers and we expect them to cope with it.
//!! Discussion: github.com/node-browser-compat/atob/pull/9
return new Buffer(a, 'base64').toString('binary');
};
}
// ios web worker with base64js
if ('object' === typeof w.base64js) {
// bufferToBinaryString
// https://git.coolaj86.com/coolaj86/unibabel.js/blob/master/index.js#L50
return function atobWebWorker_iOS(a) {
var buf = w.base64js.b64ToByteArray(a);
return Array.prototype.map.call(buf, function (ch) {
return String.fromCharCode(ch);
}).join('');
};
}
return function () {
// ios web worker without base64js
throw new Error("You're probably in an old browser or an iOS webworker." +
" It might help to include beatgammit's base64-js.");
};
}
var atobBest = findBest(w.atob);
w.atob = atobBest;
if ((typeof module === 'object') && module && module.exports) {
module.exports = atobBest;
}
}(window));
}).call(this)}).call(this,_dereq_("buffer").Buffer)
},{"buffer":11}],6:[function(_dereq_,module,exports){
var r=_dereq_("typedarray-to-buffer"),a=_dereq_("validate.io-float32array");module.exports=function(e){if(!e)throw new Error("A Float32Array parameter is missing.");if(!a(e))throw new Error("The parameter is not a Float32Array.");this.toBuffer=function(){var a,t=e.length,o=new Int16Array(t);for(a=0;a<t;a++)o[a]=32767*Math.min(1,e[a]);return r(o)}};
},{"typedarray-to-buffer":354,"validate.io-float32array":360}],7:[function(_dereq_,module,exports){
(function (global){(function (){
'use strict';
var possibleNames = [
'BigInt64Array',
'BigUint64Array',
'Float32Array',
'Float64Array',
'Int16Array',
'Int32Array',
'Int8Array',
'Uint16Array',
'Uint32Array',
'Uint8Array',
'Uint8ClampedArray'
];
var g = typeof globalThis === 'undefined' ? global : globalThis;
module.exports = function availableTypedArrays() {
var out = [];
for (var i = 0; i < possibleNames.length; i++) {
if (typeof g[possibleNames[i]] === 'function') {
out[out.length] = possibleNames[i];
}
}
return out;
};
}).call(this)}).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
},{}],8:[function(_dereq_,module,exports){
'use strict'
exports.byteLength = byteLength
exports.toByteArray = toByteArray
exports.fromByteArray = fromByteArray
var lookup = []
var revLookup = []
var Arr = typeof Uint8Array !== 'undefined' ? Uint8Array : Array
var code = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'
for (var i = 0, len = code.length; i < len; ++i) {
lookup[i] = code[i]
revLookup[code.charCodeAt(i)] = i
}
// Support decoding URL-safe base64 strings, as Node.js does.
// See: https://en.wikipedia.org/wiki/Base64#URL_applications
revLookup['-'.charCodeAt(0)] = 62
revLookup['_'.charCodeAt(0)] = 63
function getLens (b64) {
var len = b64.length
if (len % 4 > 0) {
throw new Error('Invalid string. Length must be a multiple of 4')
}
// Trim off extra bytes after placeholder bytes are found
// See: https://github.com/beatgammit/base64-js/issues/42
var validLen = b64.indexOf('=')
if (validLen === -1) validLen = len
var placeHoldersLen = validLen === len
? 0
: 4 - (validLen % 4)
return [validLen, placeHoldersLen]
}
// base64 is 4/3 + up to two characters of the original data
function byteLength (b64) {
var lens = getLens(b64)
var validLen = lens[0]
var placeHoldersLen = lens[1]
return ((validLen + placeHoldersLen) * 3 / 4) - placeHoldersLen
}
function _byteLength (b64, validLen, placeHoldersLen) {
return ((validLen + placeHoldersLen) * 3 / 4) - placeHoldersLen
}
function toByteArray (b64) {
var tmp
var lens = getLens(b64)
var validLen = lens[0]
var placeHoldersLen = lens[1]
var arr = new Arr(_byteLength(b64, validLen, placeHoldersLen))
var curByte = 0
// if there are placeholders, only get up to the last complete 4 chars
var len = placeHoldersLen > 0
? validLen - 4
: validLen
var i
for (i = 0; i < len; i += 4) {
tmp =
(revLookup[b64.charCodeAt(i)] << 18) |
(revLookup[b64.charCodeAt(i + 1)] << 12) |
(revLookup[b64.charCodeAt(i + 2)] << 6) |
revLookup[b64.charCodeAt(i + 3)]
arr[curByte++] = (tmp >> 16) & 0xFF
arr[curByte++] = (tmp >> 8) & 0xFF
arr[curByte++] = tmp & 0xFF
}
if (placeHoldersLen === 2) {
tmp =
(revLookup[b64.charCodeAt(i)] << 2) |
(revLookup[b64.charCodeAt(i + 1)] >> 4)
arr[curByte++] = tmp & 0xFF
}
if (placeHoldersLen === 1) {
tmp =
(revLookup[b64.charCodeAt(i)] << 10) |
(revLookup[b64.charCodeAt(i + 1)] << 4) |
(revLookup[b64.charCodeAt(i + 2)] >> 2)
arr[curByte++] = (tmp >> 8) & 0xFF
arr[curByte++] = tmp & 0xFF
}
return arr
}
function tripletToBase64 (num) {
return lookup[num >> 18 & 0x3F] +
lookup[num >> 12 & 0x3F] +
lookup[num >> 6 & 0x3F] +
lookup[num & 0x3F]
}
function encodeChunk (uint8, start, end) {
var tmp
var output = []
for (var i = start; i < end; i += 3) {
tmp =
((uint8[i] << 16) & 0xFF0000) +
((uint8[i + 1] << 8) & 0xFF00) +
(uint8[i + 2] & 0xFF)
output.push(tripletToBase64(tmp))
}
return output.join('')
}
function fromByteArray (uint8) {
var tmp
var len = uint8.length
var extraBytes = len % 3 // if we have 1 byte left, pad 2 bytes
var parts = []
var maxChunkLength = 16383 // must be multiple of 3
// go through the array every three bytes, we'll deal with trailing stuff later
for (var i = 0, len2 = len - extraBytes; i < len2; i += maxChunkLength) {
parts.push(encodeChunk(uint8, i, (i + maxChunkLength) > len2 ? len2 : (i + maxChunkLength)))
}
// pad the end with zeros, but make sure to not forget the extra bytes
if (extraBytes === 1) {
tmp = uint8[len - 1]
parts.push(
lookup[tmp >> 2] +
lookup[(tmp << 4) & 0x3F] +
'=='
)
} else if (extraBytes === 2) {
tmp = (uint8[len - 2] << 8) + uint8[len - 1]
parts.push(
lookup[tmp >> 10] +
lookup[(tmp >> 4) & 0x3F] +
lookup[(tmp << 2) & 0x3F] +
'='
)
}
return parts.join('')
}
},{}],9:[function(_dereq_,module,exports){
},{}],10:[function(_dereq_,module,exports){
/*!
* Cross-Browser Split 1.1.1
* Copyright 2007-2012 Steven Levithan <stevenlevithan.com>
* Available under the MIT License
* ECMAScript compliant, uniform cross-browser split method
*/
/**
* Splits a string into an array of strings using a regex or string separator. Matches of the
* separator are not included in the result array. However, if `separator` is a regex that contains
* capturing groups, backreferences are spliced into the result each time `separator` is matched.
* Fixes browser bugs compared to the native `String.prototype.split` and can be used reliably
* cross-browser.
* @param {String} str String to split.
* @param {RegExp|String} separator Regex or string to use for separating the string.
* @param {Number} [limit] Maximum number of items to include in the result array.
* @returns {Array} Array of substrings.
* @example
*
* // Basic use
* split('a b c d', ' ');
* // -> ['a', 'b', 'c', 'd']
*
* // With limit
* split('a b c d', ' ', 2);
* // -> ['a', 'b']
*
* // Backreferences in result array
* split('..word1 word2..', /([a-z]+)(\d+)/i);
* // -> ['..', 'word', '1', ' ', 'word', '2', '..']
*/
module.exports = (function split(undef) {
var nativeSplit = String.prototype.split,
compliantExecNpcg = /()??/.exec("")[1] === undef,
// NPCG: nonparticipating capturing group
self;
self = function(str, separator, limit) {
// If `separator` is not a regex, use `nativeSplit`
if (Object.prototype.toString.call(separator) !== "[object RegExp]") {
return nativeSplit.call(str, separator, limit);
}
var output = [],
flags = (separator.ignoreCase ? "i" : "") + (separator.multiline ? "m" : "") + (separator.extended ? "x" : "") + // Proposed for ES6
(separator.sticky ? "y" : ""),
// Firefox 3+
lastLastIndex = 0,
// Make `global` and avoid `lastIndex` issues by working with a copy
separator = new RegExp(separator.source, flags + "g"),
separator2, match, lastIndex, lastLength;
str += ""; // Type-convert
if (!compliantExecNpcg) {
// Doesn't need flags gy, but they don't hurt
separator2 = new RegExp("^" + separator.source + "$(?!\\s)", flags);
}
/* Values for `limit`, per the spec:
* If undefined: 4294967295 // Math.pow(2, 32) - 1
* If 0, Infinity, or NaN: 0
* If positive number: limit = Math.floor(limit); if (limit > 4294967295) limit -= 4294967296;
* If negative number: 4294967296 - Math.floor(Math.abs(limit))
* If other: Type-convert, then use the above rules
*/
limit = limit === undef ? -1 >>> 0 : // Math.pow(2, 32) - 1
limit >>> 0; // ToUint32(limit)
while (match = separator.exec(str)) {
// `separator.lastIndex` is not reliable cross-browser
lastIndex = match.index + match[0].length;
if (lastIndex > lastLastIndex) {
output.push(str.slice(lastLastIndex, match.index));
// Fix browsers whose `exec` methods don't consistently return `undefined` for
// nonparticipating capturing groups
if (!compliantExecNpcg && match.length > 1) {
match[0].replace(separator2, function() {
for (var i = 1; i < arguments.length - 2; i++) {
if (arguments[i] === undef) {
match[i] = undef;
}
}
});
}
if (match.length > 1 && match.index < str.length) {
Array.prototype.push.apply(output, match.slice(1));
}
lastLength = match[0].length;
lastLastIndex = lastIndex;
if (output.length >= limit) {
break;
}
}
if (separator.lastIndex === match.index) {
separator.lastIndex++; // Avoid an infinite loop
}
}
if (lastLastIndex === str.length) {
if (lastLength || !separator.test("")) {
output.push("");
}
} else {
output.push(str.slice(lastLastIndex));
}
return output.length > limit ? output.slice(0, limit) : output;
};
return self;
})();
},{}],11:[function(_dereq_,module,exports){
(function (Buffer){(function (){
/*!
* The buffer module from node.js, for the browser.
*
* @author Feross Aboukhadijeh <https://feross.org>
* @license MIT
*/
/* eslint-disable no-proto */
'use strict'
var base64 = _dereq_('base64-js')
var ieee754 = _dereq_('ieee754')
exports.Buffer = Buffer
exports.SlowBuffer = SlowBuffer
exports.INSPECT_MAX_BYTES = 50
var K_MAX_LENGTH = 0x7fffffff
exports.kMaxLength = K_MAX_LENGTH
/**
* If `Buffer.TYPED_ARRAY_SUPPORT`:
* === true Use Uint8Array implementation (fastest)
* === false Print warning and recommend using `buffer` v4.x which has an Object
* implementation (most compatible, even IE6)
*
* Browsers that support typed arrays are IE 10+, Firefox 4+, Chrome 7+, Safari 5.1+,
* Opera 11.6+, iOS 4.2+.
*
* We report that the browser does not support typed arrays if the are not subclassable
* using __proto__. Firefox 4-29 lacks support for adding new properties to `Uint8Array`
* (See: https://bugzilla.mozilla.org/show_bug.cgi?id=695438). IE 10 lacks support
* for __proto__ and has a buggy typed array implementation.
*/
Buffer.TYPED_ARRAY_SUPPORT = typedArraySupport()
if (!Buffer.TYPED_ARRAY_SUPPORT && typeof console !== 'undefined' &&
typeof console.error === 'function') {
console.error(
'This browser lacks typed array (Uint8Array) support which is required by ' +
'`buffer` v5.x. Use `buffer` v4.x if you require old browser support.'
)
}
function typedArraySupport () {
// Can typed array instances can be augmented?
try {
var arr = new Uint8Array(1)
arr.__proto__ = { __proto__: Uint8Array.prototype, foo: function () { return 42 } }
return arr.foo() === 42
} catch (e) {
return false
}
}
Object.defineProperty(Buffer.prototype, 'parent', {
enumerable: true,
get: function () {
if (!Buffer.isBuffer(this)) return undefined
return this.buffer
}
})
Object.defineProperty(Buffer.prototype, 'offset', {
enumerable: true,
get: function () {
if (!Buffer.isBuffer(this)) return undefined
return this.byteOffset
}
})
function createBuffer (length) {
if (length > K_MAX_LENGTH) {
throw new RangeError('The value "' + length + '" is invalid for option "size"')
}
// Return an augmented `Uint8Array` instance
var buf = new Uint8Array(length)
buf.__proto__ = Buffer.prototype
return buf
}
/**
* The Buffer constructor returns instances of `Uint8Array` that have their
* prototype changed to `Buffer.prototype`. Furthermore, `Buffer` is a subclass of
* `Uint8Array`, so the returned instances will have all the node `Buffer` methods
* and the `Uint8Array` methods. Square bracket notation works as expected -- it
* returns a single octet.
*
* The `Uint8Array` prototype remains unmodified.
*/
function Buffer (arg, encodingOrOffset, length) {
// Common case.
if (typeof arg === 'number') {
if (typeof encodingOrOffset === 'string') {
throw new TypeError(
'The "string" argument must be of type string. Received type number'
)
}
return allocUnsafe(arg)
}
return from(arg, encodingOrOffset, length)
}
// Fix subarray() in ES2016. See: https://github.com/feross/buffer/pull/97
if (typeof Symbol !== 'undefined' && Symbol.species != null &&
Buffer[Symbol.species] === Buffer) {
Object.defineProperty(Buffer, Symbol.species, {
value: null,
configurable: true,
enumerable: false,
writable: false
})
}
Buffer.poolSize = 8192 // not used by this implementation
function from (value, encodingOrOffset, length) {
if (typeof value === 'string') {
return fromString(value, encodingOrOffset)
}
if (ArrayBuffer.isView(value)) {
return fromArrayLike(value)
}
if (value == null) {
throw TypeError(
'The first argument must be one of type string, Buffer, ArrayBuffer, Array, ' +
'or Array-like Object. Received type ' + (typeof value)
)
}
if (isInstance(value, ArrayBuffer) ||
(value && isInstance(value.buffer, ArrayBuffer))) {
return fromArrayBuffer(value, encodingOrOffset, length)
}
if (typeof value === 'number') {
throw new TypeError(
'The "value" argument must not be of type number. Received type number'
)
}
var valueOf = value.valueOf && value.valueOf()
if (valueOf != null && valueOf !== value) {
return Buffer.from(valueOf, encodingOrOffset, length)
}
var b = fromObject(value)
if (b) return b
if (typeof Symbol !== 'undefined' && Symbol.toPrimitive != null &&
typeof value[Symbol.toPrimitive] === 'function') {
return Buffer.from(
value[Symbol.toPrimitive]('string'), encodingOrOffset, length
)
}
throw new TypeError(
'The first argument must be one of type string, Buffer, ArrayBuffer, Array, ' +
'or Array-like Object. Received type ' + (typeof value)
)
}
/**
* Functionally equivalent to Buffer(arg, encoding) but throws a TypeError
* if value is a number.
* Buffer.from(str[, encoding])
* Buffer.from(array)
* Buffer.from(buffer)
* Buffer.from(arrayBuffer[, byteOffset[, length]])
**/
Buffer.from = function (value, encodingOrOffset, length) {
return from(value, encodingOrOffset, length)
}
// Note: Change prototype *after* Buffer.from is defined to workaround Chrome bug:
// https://github.com/feross/buffer/pull/148
Buffer.prototype.__proto__ = Uint8Array.prototype
Buffer.__proto__ = Uint8Array
function assertSize (size) {
if (typeof size !== 'number') {
throw new TypeError('"size" argument must be of type number')
} else if (size < 0) {
throw new RangeError('The value "' + size + '" is invalid for option "size"')
}
}
function alloc (size, fill, encoding) {
assertSize(size)
if (size <= 0) {
return createBuffer(size)
}
if (fill !== undefined) {
// Only pay attention to encoding if it's a string. This
// prevents accidentally sending in a number that would
// be interpretted as a start offset.
return typeof encoding === 'string'
? createBuffer(size).fill(fill, encoding)
: createBuffer(size).fill(fill)
}
return createBuffer(size)
}
/**
* Creates a new filled Buffer instance.
* alloc(size[, fill[, encoding]])
**/
Buffer.alloc = function (size, fill, encoding) {
return alloc(size, fill, encoding)
}
function allocUnsafe (size) {
assertSize(size)
return createBuffer(size < 0 ? 0 : checked(size) | 0)
}
/**
* Equivalent to Buffer(num), by default creates a non-zero-filled Buffer instance.
* */
Buffer.allocUnsafe = function (size) {
return allocUnsafe(size)
}
/**
* Equivalent to SlowBuffer(num), by default creates a non-zero-filled Buffer instance.
*/
Buffer.allocUnsafeSlow = function (size) {
return allocUnsafe(size)
}
function fromString (string, encoding) {
if (typeof encoding !== 'string' || encoding === '') {
encoding = 'utf8'
}
if (!Buffer.isEncoding(encoding)) {
throw new TypeError('Unknown encoding: ' + encoding)
}
var length = byteLength(string, encoding) | 0
var buf = createBuffer(length)
var actual = buf.write(string, encoding)
if (actual !== length) {
// Writing a hex string, for example, that contains invalid characters will
// cause everything after the first invalid character to be ignored. (e.g.
// 'abxxcd' will be treated as 'ab')
buf = buf.slice(0, actual)
}
return buf
}
function fromArrayLike (array) {
var length = array.length < 0 ? 0 : checked(array.length) | 0
var buf = createBuffer(length)
for (var i = 0; i < length; i += 1) {
buf[i] = array[i] & 255
}
return buf
}
function fromArrayBuffer (array, byteOffset, length) {
if (byteOffset < 0 || array.byteLength < byteOffset) {
throw new RangeError('"offset" is outside of buffer bounds')
}
if (array.byteLength < byteOffset + (length || 0)) {
throw new RangeError('"length" is outside of buffer bounds')
}
var buf
if (byteOffset === undefined && length === undefined) {
buf = new Uint8Array(array)
} else if (length === undefined) {
buf = new Uint8Array(array, byteOffset)
} else {
buf = new Uint8Array(array, byteOffset, length)
}
// Return an augmented `Uint8Array` instance
buf.__proto__ = Buffer.prototype
return buf
}
function fromObject (obj) {
if (Buffer.isBuffer(obj)) {
var len = checked(obj.length) | 0
var buf = createBuffer(len)
if (buf.length === 0) {
return buf
}
obj.copy(buf, 0, 0, len)
return buf
}
if (obj.length !== undefined) {
if (typeof obj.length !== 'number' || numberIsNaN(obj.length)) {
return createBuffer(0)
}
return fromArrayLike(obj)
}
if (obj.type === 'Buffer' && Array.isArray(obj.data)) {
return fromArrayLike(obj.data)
}
}
function checked (length) {
// Note: cannot use `length < K_MAX_LENGTH` here because that fails when
// length is NaN (which is otherwise coerced to zero.)
if (length >= K_MAX_LENGTH) {
throw new RangeError('Attempt to allocate Buffer larger than maximum ' +
'size: 0x' + K_MAX_LENGTH.toString(16) + ' bytes')
}
return length | 0
}
function SlowBuffer (length) {
if (+length != length) { // eslint-disable-line eqeqeq
length = 0
}
return Buffer.alloc(+length)
}
Buffer.isBuffer = function isBuffer (b) {
return b != null && b._isBuffer === true &&
b !== Buffer.prototype // so Buffer.isBuffer(Buffer.prototype) will be false
}
Buffer.compare = function compare (a, b) {
if (isInstance(a, Uint8Array)) a = Buffer.from(a, a.offset, a.byteLength)
if (isInstance(b, Uint8Array)) b = Buffer.from(b, b.offset, b.byteLength)
if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) {
throw new TypeError(
'The "buf1", "buf2" arguments must be one of type Buffer or Uint8Array'
)
}
if (a === b) return 0
var x = a.length
var y = b.length
for (var i = 0, len = Math.min(x, y); i < len; ++i) {
if (a[i] !== b[i]) {
x = a[i]
y = b[i]
break
}
}
if (x < y) return -1
if (y < x) return 1
return 0
}
Buffer.isEncoding = function isEncoding (encoding) {
switch (String(encoding).toLowerCase()) {
case 'hex':
case 'utf8':
case 'utf-8':
case 'ascii':
case 'latin1':
case 'binary':
case 'base64':
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return true
default:
return false
}
}
Buffer.concat = function concat (list, length) {
if (!Array.isArray(list)) {
throw new TypeError('"list" argument must be an Array of Buffers')
}
if (list.length === 0) {
return Buffer.alloc(0)
}
var i
if (length === undefined) {
length = 0
for (i = 0; i < list.length; ++i) {
length += list[i].length
}
}
var buffer = Buffer.allocUnsafe(length)
var pos = 0
for (i = 0; i < list.length; ++i) {
var buf = list[i]
if (isInstance(buf, Uint8Array)) {
buf = Buffer.from(buf)
}
if (!Buffer.isBuffer(buf)) {
throw new TypeError('"list" argument must be an Array of Buffers')
}
buf.copy(buffer, pos)
pos += buf.length
}
return buffer
}
function byteLength (string, encoding) {
if (Buffer.isBuffer(string)) {
return string.length
}
if (ArrayBuffer.isView(string) || isInstance(string, ArrayBuffer)) {
return string.byteLength
}
if (typeof string !== 'string') {
throw new TypeError(
'The "string" argument must be one of type string, Buffer, or ArrayBuffer. ' +
'Received type ' + typeof string
)
}
var len = string.length
var mustMatch = (arguments.length > 2 && arguments[2] === true)
if (!mustMatch && len === 0) return 0
// Use a for loop to avoid recursion
var loweredCase = false
for (;;) {
switch (encoding) {
case 'ascii':
case 'latin1':
case 'binary':
return len
case 'utf8':
case 'utf-8':
return utf8ToBytes(string).length
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return len * 2
case 'hex':
return len >>> 1
case 'base64':
return base64ToBytes(string).length
default:
if (loweredCase) {
return mustMatch ? -1 : utf8ToBytes(string).length // assume utf8
}
encoding = ('' + encoding).toLowerCase()
loweredCase = true
}
}
}
Buffer.byteLength = byteLength
function slowToString (encoding, start, end) {
var loweredCase = false
// No need to verify that "this.length <= MAX_UINT32" since it's a read-only
// property of a typed array.
// This behaves neither like String nor Uint8Array in that we set start/end
// to their upper/lower bounds if the value passed is out of range.
// undefined is handled specially as per ECMA-262 6th Edition,
// Section 13.3.3.7 Runtime Semantics: KeyedBindingInitialization.
if (start === undefined || start < 0) {
start = 0
}
// Return early if start > this.length. Done here to prevent potential uint32
// coercion fail below.
if (start > this.length) {
return ''
}
if (end === undefined || end > this.length) {
end = this.length
}
if (end <= 0) {
return ''
}
// Force coersion to uint32. This will also coerce falsey/NaN values to 0.
end >>>= 0
start >>>= 0
if (end <= start) {
return ''
}
if (!encoding) encoding = 'utf8'
while (true) {
switch (encoding) {
case 'hex':
return hexSlice(this, start, end)
case 'utf8':
case 'utf-8':
return utf8Slice(this, start, end)
case 'ascii':
return asciiSlice(this, start, end)
case 'latin1':
case 'binary':
return latin1Slice(this, start, end)
case 'base64':
return base64Slice(this, start, end)
case 'ucs2':
case 'ucs-2':
case 'utf16le':
case 'utf-16le':
return utf16leSlice(this, start, end)
default:
if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
encoding = (encoding + '').toLowerCase()
loweredCase = true
}
}
}
// This property is used by `Buffer.isBuffer` (and the `is-buffer` npm package)
// to detect a Buffer instance. It's not possible to use `instanceof Buffer`
// reliably in a browserify context because there could be multiple different
// copies of the 'buffer' package in use. This method works even for Buffer
// instances that were created from another copy of the `buffer` package.
// See: https://github.com/feross/buffer/issues/154
Buffer.prototype._isBuffer = true
function swap (b, n, m) {
var i = b[n]
b[n] = b[m]
b[m] = i
}
Buffer.prototype.swap16 = function swap16 () {
var len = this.length
if (len % 2 !== 0) {
throw new RangeError('Buffer size must be a multiple of 16-bits')
}
for (var i = 0; i < len; i += 2) {
swap(this, i, i + 1)
}
return this
}
Buffer.prototype.swap32 = function swap32 () {
var len = this.length
if (len % 4 !== 0) {
throw new RangeError('Buffer size must be a multiple of 32-bits')
}
for (var i = 0; i < len; i += 4) {
swap(this, i, i + 3)
swap(this, i + 1, i + 2)
}
return this
}
Buffer.prototype.swap64 = function swap64 () {
var len = this.length
if (len % 8 !== 0) {
throw new RangeError('Buffer size must be a multiple of 64-bits')
}
for (var i = 0; i < len; i += 8) {
swap(this, i, i + 7)
swap(this, i + 1, i + 6)
swap(this, i + 2, i + 5)
swap(this, i + 3, i + 4)
}
return this
}
Buffer.prototype.toString = function toString () {
var length = this.length
if (length === 0) return ''
if (arguments.length === 0) return utf8Slice(this, 0, length)
return slowToString.apply(this, arguments)
}
Buffer.prototype.toLocaleString = Buffer.prototype.toString
Buffer.prototype.equals = function equals (b) {
if (!Buffer.isBuffer(b)) throw new TypeError('Argument must be a Buffer')
if (this === b) return true
return Buffer.compare(this, b) === 0
}
Buffer.prototype.inspect = function inspect () {
var str = ''
var max = exports.INSPECT_MAX_BYTES
str = this.toString('hex', 0, max).replace(/(.{2})/g, '$1 ').trim()
if (this.length > max) str += ' ... '
return '<Buffer ' + str + '>'
}
Buffer.prototype.compare = function compare (target, start, end, thisStart, thisEnd) {
if (isInstance(target, Uint8Array)) {
target = Buffer.from(target, target.offset, target.byteLength)
}
if (!Buffer.isBuffer(target)) {
throw new TypeError(
'The "target" argument must be one of type Buffer or Uint8Array. ' +
'Received type ' + (typeof target)
)
}
if (start === undefined) {
start = 0
}
if (end === undefined) {
end = target ? target.length : 0
}
if (thisStart === undefined) {
thisStart = 0
}
if (thisEnd === undefined) {
thisEnd = this.length
}
if (start < 0 || end > target.length || thisStart < 0 || thisEnd > this.length) {
throw new RangeError('out of range index')
}
if (thisStart >= thisEnd && start >= end) {
return 0
}
if (thisStart >= thisEnd) {
return -1
}
if (start >= end) {
return 1
}
start >>>= 0
end >>>= 0
thisStart >>>= 0
thisEnd >>>= 0
if (this === target) return 0
var x = thisEnd - thisStart
var y = end - start
var len = Math.min(x, y)
var thisCopy = this.slice(thisStart, thisEnd)
var targetCopy = target.slice(start, end)
for (var i = 0; i < len; ++i) {
if (thisCopy[i] !== targetCopy[i]) {
x = thisCopy[i]
y = targetCopy[i]
break
}
}
if (x < y) return -1
if (y < x) return 1
return 0
}
// Finds either the first index of `val` in `buffer` at offset >= `byteOffset`,
// OR the last index of `val` in `buffer` at offset <= `byteOffset`.
//
// Arguments:
// - buffer - a Buffer to search
// - val - a string, Buffer, or number
// - byteOffset - an index into `buffer`; will be clamped to an int32
// - encoding - an optional encoding, relevant is val is a string
// - dir - true for indexOf, false for lastIndexOf
function bidirectionalIndexOf (buffer, val, byteOffset, encoding, dir) {
// Empty buffer means no match
if (buffer.length === 0) return -1
// Normalize byteOffset
if (typeof byteOffset === 'string') {
encoding = byteOffset
byteOffset = 0
} else if (byteOffset > 0x7fffffff) {
byteOffset = 0x7fffffff
} else if (byteOffset < -0x80000000) {
byteOffset = -0x80000000
}
byteOffset = +byteOffset // Coerce to Number.
if (numberIsNaN(byteOffset)) {
// byteOffset: it it's undefined, null, NaN, "foo", etc, search whole buffer
byteOffset = dir ? 0 : (buffer.length - 1)
}
// Normalize byteOffset: negative offsets start from the end of the buffer
if (byteOffset < 0) byteOffset = buffer.length + byteOffset
if (byteOffset >= buffer.length) {
if (dir) return -1
else byteOffset = buffer.length - 1
} else if (byteOffset < 0) {
if (dir) byteOffset = 0
else return -1
}
// Normalize val
if (typeof val === 'string') {
val = Buffer.from(val, encoding)
}
// Finally, search either indexOf (if dir is true) or lastIndexOf
if (Buffer.isBuffer(val)) {
// Special case: looking for empty string/buffer always fails
if (val.length === 0) {
return -1
}
return arrayIndexOf(buffer, val, byteOffset, encoding, dir)
} else if (typeof val === 'number') {
val = val & 0xFF // Search for a byte value [0-255]
if (typeof Uint8Array.prototype.indexOf === 'function') {
if (dir) {
return Uint8Array.prototype.indexOf.call(buffer, val, byteOffset)
} else {
return Uint8Array.prototype.lastIndexOf.call(buffer, val, byteOffset)
}
}
return arrayIndexOf(buffer, [ val ], byteOffset, encoding, dir)
}
throw new TypeError('val must be string, number or Buffer')
}
function arrayIndexOf (arr, val, byteOffset, encoding, dir) {
var indexSize = 1
var arrLength = arr.length
var valLength = val.length
if (encoding !== undefined) {
encoding = String(encoding).toLowerCase()
if (encoding === 'ucs2' || encoding === 'ucs-2' ||
encoding === 'utf16le' || encoding === 'utf-16le') {
if (arr.length < 2 || val.length < 2) {
return -1
}
indexSize = 2
arrLength /= 2
valLength /= 2
byteOffset /= 2
}
}
function read (buf, i) {
if (indexSize === 1) {
return buf[i]
} else {
return buf.readUInt16BE(i * indexSize)
}
}
var i
if (dir) {
var foundIndex = -1
for (i = byteOffset; i < arrLength; i++) {
if (read(arr, i) === read(val, foundIndex === -1 ? 0 : i - foundIndex)) {
if (foundIndex === -1) foundIndex = i
if (i - foundIndex + 1 === valLength) return foundIndex * indexSize
} else {
if (foundIndex !== -1) i -= i - foundIndex
foundIndex = -1
}
}
} else {
if (byteOffset + valLength > arrLength) byteOffset = arrLength - valLength
for (i = byteOffset; i >= 0; i--) {
var found = true
for (var j = 0; j < valLength; j++) {
if (read(arr, i + j) !== read(val, j)) {
found = false
break
}
}
if (found) return i
}
}
return -1
}
Buffer.prototype.includes = function includes (val, byteOffset, encoding) {
return this.indexOf(val, byteOffset, encoding) !== -1
}
Buffer.prototype.indexOf = function indexOf (val, byteOffset, encoding) {
return bidirectionalIndexOf(this, val, byteOffset, encoding, true)
}
Buffer.prototype.lastIndexOf = function lastIndexOf (val, byteOffset, encoding) {
return bidirectionalIndexOf(this, val, byteOffset, encoding, false)
}
function hexWrite (buf, string, offset, length) {
offset = Number(offset) || 0
var remaining = buf.length - offset
if (!length) {
length = remaining
} else {
length = Number(length)
if (length > remaining) {
length = remaining
}
}
var strLen = string.length
if (length > strLen / 2) {
length = strLen / 2
}
for (var i = 0; i