sc-codec-min-bin.js

(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.scCodecMinBin = f()}})(function(){var define,module,exports;return (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){
var msgpack = require('msgpack-lite');

var options = {
  codec: msgpack.createCodec({
    binarraybuffer: true,
    preset: false
  })
};

var compressPublishPacket = function (object) {
  if (object.event != '#publish' || object.data == null) {
    return;
  }

  var pubArray = [object.data.channel, object.data.data];

  if (object.cid != null) {
    pubArray.push(object.cid);
  }

  object.p = pubArray;

  delete object.event;
  delete object.data;
  delete object.cid;
};

var decompressPublishPacket = function (object) {
  if (object.p == null) {
    return;
  }

  object.event = '#publish';
  object.data = {
    channel: object.p[0],
    data: object.p[1]
  };
  if (object.p[2] != null) {
    object.cid = object.p[2];
  }
  delete object.p;
};

var compressEmitPacket = function (object) {
  if (object.event == null) {
    return;
  }

  object.e = [object.event, object.data];
  if (object.cid != null) {
    object.e.push(object.cid);
  }
  delete object.event;
  delete object.data;
  delete object.cid;
};

var decompressEmitPacket = function (object) {
  if (object.e == null) {
    return;
  }

  object.event = object.e[0];
  object.data = object.e[1];
  if (object.e[2] != null) {
    object.cid = object.e[2];
  }
  delete object.e;
};

var compressResponsePacket = function (object) {
  if (object.rid == null) {
    return;
  }

  object.r = [object.rid, object.error, object.data];

  delete object.rid;
  delete object.error;
  delete object.data;
};

var decompressResponsePacket = function (object) {
  if (object.r == null) {
    return;
  }

  object.rid = object.r[0];
  object.error = object.r[1];
  object.data = object.r[2];
  delete object.r;
};

var clonePacket = function (object) {
  var clone = {};
  for (var i in object) {
    if (object.hasOwnProperty(i)) {
      clone[i] = object[i];
    }
  }
  return clone;
};

var compressSinglePacket = function (object) {
  object = clonePacket(object);
  compressPublishPacket(object);
  compressEmitPacket(object);
  compressResponsePacket(object);
  return object;
};

var decompressSinglePacket = function (object) {
  decompressEmitPacket(object);
  decompressPublishPacket(object);
  decompressResponsePacket(object);
};

module.exports.encode = function (object) {
  if (object) {
    if (Array.isArray(object)) {
      var len = object.length;
      for (var i = 0; i < len; i++) {
        object[i] = compressSinglePacket(object[i]);
      }
    } else if (object.event != null || object.rid != null) {
      object = compressSinglePacket(object);
    }
  }
  return msgpack.encode(object, options);
};

module.exports.decode = function (str) {
  str = new Uint8Array(str);
  var object = msgpack.decode(str, options);
  if (Array.isArray(object)) {
    var len = object.length;
    for (var i = 0; i < len; i++) {
      decompressSinglePacket(object[i]);
    }
  } else {
    decompressSinglePacket(object);
  }
  return object;
};

},{"msgpack-lite":6}],2:[function(require,module,exports){
/**
 * event-lite.js - Light-weight EventEmitter (less than 1KB when gzipped)
 *
 * @copyright Yusuke Kawasaki
 * @license MIT
 * @constructor
 * @see https://github.com/kawanet/event-lite
 * @see http://kawanet.github.io/event-lite/EventLite.html
 * @example
 * var EventLite = require("event-lite");
 *
 * function MyClass() {...}             // your class
 *
 * EventLite.mixin(MyClass.prototype);  // import event methods
 *
 * var obj = new MyClass();
 * obj.on("foo", function() {...});     // add event listener
 * obj.once("bar", function() {...});   // add one-time event listener
 * obj.emit("foo");                     // dispatch event
 * obj.emit("bar");                     // dispatch another event
 * obj.off("foo");                      // remove event listener
 */

function EventLite() {
  if (!(this instanceof EventLite)) return new EventLite();
}

(function(EventLite) {
  // export the class for node.js
  if ("undefined" !== typeof module) module.exports = EventLite;

  // property name to hold listeners
  var LISTENERS = "listeners";

  // methods to export
  var methods = {
    on: on,
    once: once,
    off: off,
    emit: emit
  };

  // mixin to self
  mixin(EventLite.prototype);

  // export mixin function
  EventLite.mixin = mixin;

  /**
   * Import on(), once(), off() and emit() methods into target object.
   *
   * @function EventLite.mixin
   * @param target {Prototype}
   */

  function mixin(target) {
    for (var key in methods) {
      target[key] = methods[key];
    }
    return target;
  }

  /**
   * Add an event listener.
   *
   * @function EventLite.prototype.on
   * @param type {string}
   * @param func {Function}
   * @returns {EventLite} Self for method chaining
   */

  function on(type, func) {
    getListeners(this, type).push(func);
    return this;
  }

  /**
   * Add one-time event listener.
   *
   * @function EventLite.prototype.once
   * @param type {string}
   * @param func {Function}
   * @returns {EventLite} Self for method chaining
   */

  function once(type, func) {
    var that = this;
    wrap.originalListener = func;
    getListeners(that, type).push(wrap);
    return that;

    function wrap() {
      off.call(that, type, wrap);
      func.apply(this, arguments);
    }
  }

  /**
   * Remove an event listener.
   *
   * @function EventLite.prototype.off
   * @param [type] {string}
   * @param [func] {Function}
   * @returns {EventLite} Self for method chaining
   */

  function off(type, func) {
    var that = this;
    var listners;
    if (!arguments.length) {
      delete that[LISTENERS];
    } else if (!func) {
      listners = that[LISTENERS];
      if (listners) {
        delete listners[type];
        if (!Object.keys(listners).length) return off.call(that);
      }
    } else {
      listners = getListeners(that, type, true);
      if (listners) {
        listners = listners.filter(ne);
        if (!listners.length) return off.call(that, type);
        that[LISTENERS][type] = listners;
      }
    }
    return that;

    function ne(test) {
      return test !== func && test.originalListener !== func;
    }
  }

  /**
   * Dispatch (trigger) an event.
   *
   * @function EventLite.prototype.emit
   * @param type {string}
   * @param [value] {*}
   * @returns {boolean} True when a listener received the event
   */

  function emit(type, value) {
    var that = this;
    var listeners = getListeners(that, type, true);
    if (!listeners) return false;
    var arglen = arguments.length;
    if (arglen === 1) {
      listeners.forEach(zeroarg);
    } else if (arglen === 2) {
      listeners.forEach(onearg);
    } else {
      var args = Array.prototype.slice.call(arguments, 1);
      listeners.forEach(moreargs);
    }
    return !!listeners.length;

    function zeroarg(func) {
      func.call(that);
    }

    function onearg(func) {
      func.call(that, value);
    }

    function moreargs(func) {
      func.apply(that, args);
    }
  }

  /**
   * @ignore
   */

  function getListeners(that, type, readonly) {
    if (readonly && !that[LISTENERS]) return;
    var listeners = that[LISTENERS] || (that[LISTENERS] = {});
    return listeners[type] || (listeners[type] = []);
  }

})(EventLite);

},{}],3:[function(require,module,exports){
exports.read = function (buffer, offset, isLE, mLen, nBytes) {
  var e, m
  var eLen = nBytes * 8 - mLen - 1
  var eMax = (1 << eLen) - 1
  var eBias = eMax >> 1
  var nBits = -7
  var i = isLE ? (nBytes - 1) : 0
  var d = isLE ? -1 : 1
  var s = buffer[offset + i]

  i += d

  e = s & ((1 << (-nBits)) - 1)
  s >>= (-nBits)
  nBits += eLen
  for (; nBits > 0; e = e * 256 + buffer[offset + i], i += d, nBits -= 8) {}

  m = e & ((1 << (-nBits)) - 1)
  e >>= (-nBits)
  nBits += mLen
  for (; nBits > 0; m = m * 256 + buffer[offset + i], i += d, nBits -= 8) {}

  if (e === 0) {
    e = 1 - eBias
  } else if (e === eMax) {
    return m ? NaN : ((s ? -1 : 1) * Infinity)
  } else {
    m = m + Math.pow(2, mLen)
    e = e - eBias
  }
  return (s ? -1 : 1) * m * Math.pow(2, e - mLen)
}

exports.write = function (buffer, value, offset, isLE, mLen, nBytes) {
  var e, m, c
  var eLen = nBytes * 8 - mLen - 1
  var eMax = (1 << eLen) - 1
  var eBias = eMax >> 1
  var rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0)
  var i = isLE ? 0 : (nBytes - 1)
  var d = isLE ? 1 : -1
  var s = value < 0 || (value === 0 && 1 / value < 0) ? 1 : 0

  value = Math.abs(value)

  if (isNaN(value) || value === Infinity) {
    m = isNaN(value) ? 1 : 0
    e = eMax
  } else {
    e = Math.floor(Math.log(value) / Math.LN2)
    if (value * (c = Math.pow(2, -e)) < 1) {
      e--
      c *= 2
    }
    if (e + eBias >= 1) {
      value += rt / c
    } else {
      value += rt * Math.pow(2, 1 - eBias)
    }
    if (value * c >= 2) {
      e++
      c /= 2
    }

    if (e + eBias >= eMax) {
      m = 0
      e = eMax
    } else if (e + eBias >= 1) {
      m = (value * c - 1) * Math.pow(2, mLen)
      e = e + eBias
    } else {
      m = value * Math.pow(2, eBias - 1) * Math.pow(2, mLen)
      e = 0
    }
  }

  for (; mLen >= 8; buffer[offset + i] = m & 0xff, i += d, m /= 256, mLen -= 8) {}

  e = (e << mLen) | m
  eLen += mLen
  for (; eLen > 0; buffer[offset + i] = e & 0xff, i += d, e /= 256, eLen -= 8) {}

  buffer[offset + i - d] |= s * 128
}

},{}],4:[function(require,module,exports){
(function (Buffer){
// int64-buffer.js

/*jshint -W018 */ // Confusing use of '!'.
/*jshint -W030 */ // Expected an assignment or function call and instead saw an expression.
/*jshint -W093 */ // Did you mean to return a conditional instead of an assignment?

var Uint64BE, Int64BE, Uint64LE, Int64LE;

!function(exports) {
  // constants

  var UNDEFINED = "undefined";
  var BUFFER = (UNDEFINED !== typeof Buffer) && Buffer;
  var UINT8ARRAY = (UNDEFINED !== typeof Uint8Array) && Uint8Array;
  var ARRAYBUFFER = (UNDEFINED !== typeof ArrayBuffer) && ArrayBuffer;
  var ZERO = [0, 0, 0, 0, 0, 0, 0, 0];
  var isArray = Array.isArray || _isArray;
  var BIT32 = 4294967296;
  var BIT24 = 16777216;

  // storage class

  var storage; // Array;

  // generate classes

  Uint64BE = factory("Uint64BE", true, true);
  Int64BE = factory("Int64BE", true, false);
  Uint64LE = factory("Uint64LE", false, true);
  Int64LE = factory("Int64LE", false, false);

  // class factory

  function factory(name, bigendian, unsigned) {
    var posH = bigendian ? 0 : 4;
    var posL = bigendian ? 4 : 0;
    var pos0 = bigendian ? 0 : 3;
    var pos1 = bigendian ? 1 : 2;
    var pos2 = bigendian ? 2 : 1;
    var pos3 = bigendian ? 3 : 0;
    var fromPositive = bigendian ? fromPositiveBE : fromPositiveLE;
    var fromNegative = bigendian ? fromNegativeBE : fromNegativeLE;
    var proto = Int64.prototype;
    var isName = "is" + name;
    var _isInt64 = "_" + isName;

    // properties
    proto.buffer = void 0;
    proto.offset = 0;
    proto[_isInt64] = true;

    // methods
    proto.toNumber = toNumber;
    proto.toString = toString;
    proto.toJSON = toNumber;
    proto.toArray = toArray;

    // add .toBuffer() method only when Buffer available
    if (BUFFER) proto.toBuffer = toBuffer;

    // add .toArrayBuffer() method only when Uint8Array available
    if (UINT8ARRAY) proto.toArrayBuffer = toArrayBuffer;

    // isUint64BE, isInt64BE
    Int64[isName] = isInt64;

    // CommonJS
    exports[name] = Int64;

    return Int64;

    // constructor
    function Int64(buffer, offset, value, raddix) {
      if (!(this instanceof Int64)) return new Int64(buffer, offset, value, raddix);
      return init(this, buffer, offset, value, raddix);
    }

    // isUint64BE, isInt64BE
    function isInt64(b) {
      return !!(b && b[_isInt64]);
    }

    // initializer
    function init(that, buffer, offset, value, raddix) {
      if (UINT8ARRAY && ARRAYBUFFER) {
        if (buffer instanceof ARRAYBUFFER) buffer = new UINT8ARRAY(buffer);
        if (value instanceof ARRAYBUFFER) value = new UINT8ARRAY(value);
      }

      // Int64BE() style
      if (!buffer && !offset && !value && !storage) {
        // shortcut to initialize with zero
        that.buffer = newArray(ZERO, 0);
        return;
      }

      // Int64BE(value, raddix) style
      if (!isValidBuffer(buffer, offset)) {
        var _storage = storage || Array;
        raddix = offset;
        value = buffer;
        offset = 0;
        buffer = new _storage(8);
      }

      that.buffer = buffer;
      that.offset = offset |= 0;

      // Int64BE(buffer, offset) style
      if (UNDEFINED === typeof value) return;

      // Int64BE(buffer, offset, value, raddix) style
      if ("string" === typeof value) {
        fromString(buffer, offset, value, raddix || 10);
      } else if (isValidBuffer(value, raddix)) {
        fromArray(buffer, offset, value, raddix);
      } else if ("number" === typeof raddix) {
        writeInt32(buffer, offset + posH, value); // high
        writeInt32(buffer, offset + posL, raddix); // low
      } else if (value > 0) {
        fromPositive(buffer, offset, value); // positive
      } else if (value < 0) {
        fromNegative(buffer, offset, value); // negative
      } else {
        fromArray(buffer, offset, ZERO, 0); // zero, NaN and others
      }
    }

    function fromString(buffer, offset, str, raddix) {
      var pos = 0;
      var len = str.length;
      var high = 0;
      var low = 0;
      if (str[0] === "-") pos++;
      var sign = pos;
      while (pos < len) {
        var chr = parseInt(str[pos++], raddix);
        if (!(chr >= 0)) break; // NaN
        low = low * raddix + chr;
        high = high * raddix + Math.floor(low / BIT32);
        low %= BIT32;
      }
      if (sign) {
        high = ~high;
        if (low) {
          low = BIT32 - low;
        } else {
          high++;
        }
      }
      writeInt32(buffer, offset + posH, high);
      writeInt32(buffer, offset + posL, low);
    }

    function toNumber() {
      var buffer = this.buffer;
      var offset = this.offset;
      var high = readInt32(buffer, offset + posH);
      var low = readInt32(buffer, offset + posL);
      if (!unsigned) high |= 0; // a trick to get signed
      return high ? (high * BIT32 + low) : low;
    }

    function toString(radix) {
      var buffer = this.buffer;
      var offset = this.offset;
      var high = readInt32(buffer, offset + posH);
      var low = readInt32(buffer, offset + posL);
      var str = "";
      var sign = !unsigned && (high & 0x80000000);
      if (sign) {
        high = ~high;
        low = BIT32 - low;
      }
      radix = radix || 10;
      while (1) {
        var mod = (high % radix) * BIT32 + low;
        high = Math.floor(high / radix);
        low = Math.floor(mod / radix);
        str = (mod % radix).toString(radix) + str;
        if (!high && !low) break;
      }
      if (sign) {
        str = "-" + str;
      }
      return str;
    }

    function writeInt32(buffer, offset, value) {
      buffer[offset + pos3] = value & 255;
      value = value >> 8;
      buffer[offset + pos2] = value & 255;
      value = value >> 8;
      buffer[offset + pos1] = value & 255;
      value = value >> 8;
      buffer[offset + pos0] = value & 255;
    }

    function readInt32(buffer, offset) {
      return (buffer[offset + pos0] * BIT24) +
        (buffer[offset + pos1] << 16) +
        (buffer[offset + pos2] << 8) +
        buffer[offset + pos3];
    }
  }

  function toArray(raw) {
    var buffer = this.buffer;
    var offset = this.offset;
    storage = null; // Array
    if (raw !== false && offset === 0 && buffer.length === 8 && isArray(buffer)) return buffer;
    return newArray(buffer, offset);
  }

  function toBuffer(raw) {
    var buffer = this.buffer;
    var offset = this.offset;
    storage = BUFFER;
    if (raw !== false && offset === 0 && buffer.length === 8 && Buffer.isBuffer(buffer)) return buffer;
    var dest = new BUFFER(8);
    fromArray(dest, 0, buffer, offset);
    return dest;
  }

  function toArrayBuffer(raw) {
    var buffer = this.buffer;
    var offset = this.offset;
    var arrbuf = buffer.buffer;
    storage = UINT8ARRAY;
    if (raw !== false && offset === 0 && (arrbuf instanceof ARRAYBUFFER) && arrbuf.byteLength === 8) return arrbuf;
    var dest = new UINT8ARRAY(8);
    fromArray(dest, 0, buffer, offset);
    return dest.buffer;
  }

  function isValidBuffer(buffer, offset) {
    var len = buffer && buffer.length;
    offset |= 0;
    return len && (offset + 8 <= len) && ("string" !== typeof buffer[offset]);
  }

  function fromArray(destbuf, destoff, srcbuf, srcoff) {
    destoff |= 0;
    srcoff |= 0;
    for (var i = 0; i < 8; i++) {
      destbuf[destoff++] = srcbuf[srcoff++] & 255;
    }
  }

  function newArray(buffer, offset) {
    return Array.prototype.slice.call(buffer, offset, offset + 8);
  }

  function fromPositiveBE(buffer, offset, value) {
    var pos = offset + 8;
    while (pos > offset) {
      buffer[--pos] = value & 255;
      value /= 256;
    }
  }

  function fromNegativeBE(buffer, offset, value) {
    var pos = offset + 8;
    value++;
    while (pos > offset) {
      buffer[--pos] = ((-value) & 255) ^ 255;
      value /= 256;
    }
  }

  function fromPositiveLE(buffer, offset, value) {
    var end = offset + 8;
    while (offset < end) {
      buffer[offset++] = value & 255;
      value /= 256;
    }
  }

  function fromNegativeLE(buffer, offset, value) {
    var end = offset + 8;
    value++;
    while (offset < end) {
      buffer[offset++] = ((-value) & 255) ^ 255;
      value /= 256;
    }
  }

  // https://github.com/retrofox/is-array
  function _isArray(val) {
    return !!val && "[object Array]" == Object.prototype.toString.call(val);
  }

}(typeof exports === 'object' && typeof exports.nodeName !== 'string' ? exports : (this || {}));

}).call(this,require("buffer").Buffer)
},{"buffer":35}],5:[function(require,module,exports){
var toString = {}.toString;

module.exports = Array.isArray || function (arr) {
  return toString.call(arr) == '[object Array]';
};

},{}],6:[function(require,module,exports){
// browser.js

exports.encode = require("./encode").encode;
exports.decode = require("./decode").decode;

exports.Encoder = require("./encoder").Encoder;
exports.Decoder = require("./decoder").Decoder;

exports.createCodec = require("./ext").createCodec;
exports.codec = require("./codec").codec;

},{"./codec":15,"./decode":17,"./decoder":18,"./encode":20,"./encoder":21,"./ext":25}],7:[function(require,module,exports){
(function (Buffer){
/* globals Buffer */

module.exports =
  c(("undefined" !== typeof Buffer) && Buffer) ||
  c(this.Buffer) ||
  c(("undefined" !== typeof window) && window.Buffer) ||
  this.Buffer;

function c(B) {
  return B && B.isBuffer && B;
}
}).call(this,require("buffer").Buffer)
},{"buffer":35}],8:[function(require,module,exports){
// buffer-lite.js

var MAXBUFLEN = 8192;

exports.copy = copy;
exports.toString = toString;
exports.write = write;

/**
 * Buffer.prototype.write()
 *
 * @param string {String}
 * @param [offset] {Number}
 * @returns {Number}
 */

function write(string, offset) {
  var buffer = this;
  var index = offset || (offset |= 0);
  var length = string.length;
  var chr = 0;
  var i = 0;
  while (i < length) {
    chr = string.charCodeAt(i++);

    if (chr < 128) {
      buffer[index++] = chr;
    } else if (chr < 0x800) {
      // 2 bytes
      buffer[index++] = 0xC0 | (chr >>> 6);
      buffer[index++] = 0x80 | (chr & 0x3F);
    } else if (chr < 0xD800 || chr > 0xDFFF) {
      // 3 bytes
      buffer[index++] = 0xE0 | (chr  >>> 12);
      buffer[index++] = 0x80 | ((chr >>> 6)  & 0x3F);
      buffer[index++] = 0x80 | (chr          & 0x3F);
    } else {
      // 4 bytes - surrogate pair
      chr = (((chr - 0xD800) << 10) | (string.charCodeAt(i++) - 0xDC00)) + 0x10000;
      buffer[index++] = 0xF0 | (chr >>> 18);
      buffer[index++] = 0x80 | ((chr >>> 12) & 0x3F);
      buffer[index++] = 0x80 | ((chr >>> 6)  & 0x3F);
      buffer[index++] = 0x80 | (chr          & 0x3F);
    }
  }
  return index - offset;
}

/**
 * Buffer.prototype.toString()
 *
 * @param [encoding] {String} ignored
 * @param [start] {Number}
 * @param [end] {Number}
 * @returns {String}
 */

function toString(encoding, start, end) {
  var buffer = this;
  var index = start|0;
  if (!end) end = buffer.length;
  var string = '';
  var chr = 0;

  while (index < end) {
    chr = buffer[index++];
    if (chr < 128) {
      string += String.fromCharCode(chr);
      continue;
    }

    if ((chr & 0xE0) === 0xC0) {
      // 2 bytes
      chr = (chr & 0x1F) << 6 |
            (buffer[index++] & 0x3F);

    } else if ((chr & 0xF0) === 0xE0) {
      // 3 bytes
      chr = (chr & 0x0F)             << 12 |
            (buffer[index++] & 0x3F) << 6  |
            (buffer[index++] & 0x3F);

    } else if ((chr & 0xF8) === 0xF0) {
      // 4 bytes
      chr = (chr & 0x07)             << 18 |
            (buffer[index++] & 0x3F) << 12 |
            (buffer[index++] & 0x3F) << 6  |
            (buffer[index++] & 0x3F);
    }

    if (chr >= 0x010000) {
      // A surrogate pair
      chr -= 0x010000;

      string += String.fromCharCode((chr >>> 10) + 0xD800, (chr & 0x3FF) + 0xDC00);
    } else {
      string += String.fromCharCode(chr);
    }
  }

  return string;
}

/**
 * Buffer.prototype.copy()
 *
 * @param target {Buffer}
 * @param [targetStart] {Number}
 * @param [start] {Number}
 * @param [end] {Number}
 * @returns {number}
 */

function copy(target, targetStart, start, end) {
  var i;
  if (!start) start = 0;
  if (!end && end !== 0) end = this.length;
  if (!targetStart) targetStart = 0;
  var len = end - start;

  if (target === this && start < targetStart && targetStart < end) {
    // descending
    for (i = len - 1; i >= 0; i--) {
      target[i + targetStart] = this[i + start];
    }
  } else {
    // ascending
    for (i = 0; i < len; i++) {
      target[i + targetStart] = this[i + start];
    }
  }

  return len;
}

},{}],9:[function(require,module,exports){
// bufferish-array.js

var Bufferish = require("./bufferish");

var exports = module.exports = alloc(0);

exports.alloc = alloc;
exports.concat = Bufferish.concat;
exports.from = from;

/**
 * @param size {Number}
 * @returns {Buffer|Uint8Array|Array}
 */

function alloc(size) {
  return new Array(size);
}

/**
 * @param value {Array|ArrayBuffer|Buffer|String}
 * @returns {Array}
 */

function from(value) {
  if (!Bufferish.isBuffer(value) && Bufferish.isView(value)) {
    // TypedArray to Uint8Array
    value = Bufferish.Uint8Array.from(value);
  } else if (Bufferish.isArrayBuffer(value)) {
    // ArrayBuffer to Uint8Array
    value = new Uint8Array(value);
  } else if (typeof value === "string") {
    // String to Array
    return Bufferish.from.call(exports, value);
  } else if (typeof value === "number") {
    throw new TypeError('"value" argument must not be a number');
  }

  // Array-like to Array
  return Array.prototype.slice.call(value);
}

},{"./bufferish":13}],10:[function(require,module,exports){
// bufferish-buffer.js

var Bufferish = require("./bufferish");
var Buffer = Bufferish.global;

var exports = module.exports = Bufferish.hasBuffer ? alloc(0) : [];

exports.alloc = Bufferish.hasBuffer && Buffer.alloc || alloc;
exports.concat = Bufferish.concat;
exports.from = from;

/**
 * @param size {Number}
 * @returns {Buffer|Uint8Array|Array}
 */

function alloc(size) {
  return new Buffer(size);
}

/**
 * @param value {Array|ArrayBuffer|Buffer|String}
 * @returns {Buffer}
 */

function from(value) {
  if (!Bufferish.isBuffer(value) && Bufferish.isView(value)) {
    // TypedArray to Uint8Array
    value = Bufferish.Uint8Array.from(value);
  } else if (Bufferish.isArrayBuffer(value)) {
    // ArrayBuffer to Uint8Array
    value = new Uint8Array(value);
  } else if (typeof value === "string") {
    // String to Buffer
    return Bufferish.from.call(exports, value);
  } else if (typeof value === "number") {
    throw new TypeError('"value" argument must not be a number');
  }

  // Array-like to Buffer
  if (Buffer.from && Buffer.from.length !== 1) {
    return Buffer.from(value); // node v6+
  } else {
    return new Buffer(value); // node v4
  }
}

},{"./bufferish":13}],11:[function(require,module,exports){
// bufferish-proto.js

/* jshint eqnull:true */

var BufferLite = require("./buffer-lite");

exports.copy = copy;
exports.slice = slice;
exports.toString = toString;
exports.write = gen("write");

var Bufferish = require("./bufferish");
var Buffer = Bufferish.global;

var isBufferShim = Bufferish.hasBuffer && ("TYPED_ARRAY_SUPPORT" in Buffer);
var brokenTypedArray = isBufferShim && !Buffer.TYPED_ARRAY_SUPPORT;

/**
 * @param target {Buffer|Uint8Array|Array}
 * @param [targetStart] {Number}
 * @param [start] {Number}
 * @param [end] {Number}
 * @returns {Buffer|Uint8Array|Array}
 */

function copy(target, targetStart, start, end) {
  var thisIsBuffer = Bufferish.isBuffer(this);
  var targetIsBuffer = Bufferish.isBuffer(target);
  if (thisIsBuffer && targetIsBuffer) {
    // Buffer to Buffer
    return this.copy(target, targetStart, start, end);
  } else if (!brokenTypedArray && !thisIsBuffer && !targetIsBuffer &&
    Bufferish.isView(this) && Bufferish.isView(target)) {
    // Uint8Array to Uint8Array (except for minor some browsers)
    var buffer = (start || end != null) ? slice.call(this, start, end) : this;
    target.set(buffer, targetStart);
    return buffer.length;
  } else {
    // other cases
    return BufferLite.copy.call(this, target, targetStart, start, end);
  }
}

/**
 * @param [start] {Number}
 * @param [end] {Number}
 * @returns {Buffer|Uint8Array|Array}
 */

function slice(start, end) {
  // for Buffer, Uint8Array (except for minor some browsers) and Array
  var f = this.slice || (!brokenTypedArray && this.subarray);
  if (f) return f.call(this, start, end);

  // Uint8Array (for minor some browsers)
  var target = Bufferish.alloc.call(this, end - start);
  copy.call(this, target, 0, start, end);
  return target;
}

/**
 * Buffer.prototype.toString()
 *
 * @param [encoding] {String} ignored
 * @param [start] {Number}
 * @param [end] {Number}
 * @returns {String}
 */

function toString(encoding, start, end) {
  var f = (!isBufferShim && Bufferish.isBuffer(this)) ? this.toString : BufferLite.toString;
  return f.apply(this, arguments);
}

/**
 * @private
 */

function gen(method) {
  return wrap;

  function wrap() {
    var f = this[method] || BufferLite[method];
    return f.apply(this, arguments);
  }
}

},{"./buffer-lite":8,"./bufferish":13}],12:[function(require,module,exports){
// bufferish-uint8array.js

var Bufferish = require("./bufferish");

var exports = module.exports = Bufferish.hasArrayBuffer ? alloc(0) : [];

exports.alloc = alloc;
exports.concat = Bufferish.concat;
exports.from = from;

/**
 * @param size {Number}
 * @returns {Buffer|Uint8Array|Array}
 */

function alloc(size) {
  return new Uint8Array(size);
}

/**
 * @param value {Array|ArrayBuffer|Buffer|String}
 * @returns {Uint8Array}
 */

function from(value) {
  if (Bufferish.isView(value)) {
    // TypedArray to ArrayBuffer
    var byteOffset = value.byteOffset;
    var byteLength = value.byteLength;
    value = value.buffer;
    if (value.byteLength !== byteLength) {
      if (value.slice) {
        value = value.slice(byteOffset, byteOffset + byteLength);
      } else {
        // Android 4.1 does not have ArrayBuffer.prototype.slice
        value = new Uint8Array(value);
        if (value.byteLength !== byteLength) {
          // TypedArray to ArrayBuffer to Uint8Array to Array
          value = Array.prototype.slice.call(value, byteOffset, byteOffset + byteLength);
        }
      }
    }
  } else if (typeof value === "string") {
    // String to Uint8Array
    return Bufferish.from.call(exports, value);
  } else if (typeof value === "number") {
    throw new TypeError('"value" argument must not be a number');
  }

  return new Uint8Array(value);
}

},{"./bufferish":13}],13:[function(require,module,exports){
// bufferish.js

var Buffer = exports.global = require("./buffer-global");
var hasBuffer = exports.hasBuffer = Buffer && !!Buffer.isBuffer;
var hasArrayBuffer = exports.hasArrayBuffer = ("undefined" !== typeof ArrayBuffer);

var isArray = exports.isArray = require("isarray");
exports.isArrayBuffer = hasArrayBuffer ? isArrayBuffer : _false;
var isBuffer = exports.isBuffer = hasBuffer ? Buffer.isBuffer : _false;
var isView = exports.isView = hasArrayBuffer ? (ArrayBuffer.isView || _is("ArrayBuffer", "buffer")) : _false;

exports.alloc = alloc;
exports.concat = concat;
exports.from = from;

var BufferArray = exports.Array = require("./bufferish-array");
var BufferBuffer = exports.Buffer = require("./bufferish-buffer");
var BufferUint8Array = exports.Uint8Array = require("./bufferish-uint8array");
var BufferProto = exports.prototype = require("./bufferish-proto");

/**
 * @param value {Array|ArrayBuffer|Buffer|String}
 * @returns {Buffer|Uint8Array|Array}
 */

function from(value) {
  if (typeof value === "string") {
    return fromString.call(this, value);
  } else {
    return auto(this).from(value);
  }
}

/**
 * @param size {Number}
 * @returns {Buffer|Uint8Array|Array}
 */

function alloc(size) {
  return auto(this).alloc(size);
}

/**
 * @param list {Array} array of (Buffer|Uint8Array|Array)s
 * @param [length]
 * @returns {Buffer|Uint8Array|Array}
 */

function concat(list, length) {
  if (!length) {
    length = 0;
    Array.prototype.forEach.call(list, dryrun);
  }
  var ref = (this !== exports) && this || list[0];
  var result = alloc.call(ref, length);
  var offset = 0;
  Array.prototype.forEach.call(list, append);
  return result;

  function dryrun(buffer) {
    length += buffer.length;
  }

  function append(buffer) {
    offset += BufferProto.copy.call(buffer, result, offset);
  }
}

var _isArrayBuffer = _is("ArrayBuffer");

function isArrayBuffer(value) {
  return (value instanceof ArrayBuffer) || _isArrayBuffer(value);
}

/**
 * @private
 */

function fromString(value) {
  var expected = value.length * 3;
  var that = alloc.call(this, expected);
  var actual = BufferProto.write.call(that, value);
  if (expected !== actual) {
    that = BufferProto.slice.call(that, 0, actual);
  }
  return that;
}

function auto(that) {
  return isBuffer(that) ? BufferBuffer
    : isView(that) ? BufferUint8Array
    : isArray(that) ? BufferArray
    : hasBuffer ? BufferBuffer
    : hasArrayBuffer ? BufferUint8Array
    : BufferArray;
}

function _false() {
  return false;
}

function _is(name, key) {
  /* jshint eqnull:true */
  name = "[object " + name + "]";
  return function(value) {
    return (value != null) && {}.toString.call(key ? value[key] : value) === name;
  };
}
},{"./buffer-global":7,"./bufferish-array":9,"./bufferish-buffer":10,"./bufferish-proto":11,"./bufferish-uint8array":12,"isarray":5}],14:[function(require,module,exports){
// codec-base.js

var IS_ARRAY = require("isarray");

exports.createCodec = createCodec;
exports.install = install;
exports.filter = filter;

var Bufferish = require("./bufferish");

function Codec(options) {
  if (!(this instanceof Codec)) return new Codec(options);
  this.options = options;
  this.init();
}

Codec.prototype.init = function() {
  var options = this.options;

  if (options && options.uint8array) {
    this.bufferish = Bufferish.Uint8Array;
  }

  return this;
};

function install(props) {
  for (var key in props) {
    Codec.prototype[key] = add(Codec.prototype[key], props[key]);
  }
}

function add(a, b) {
  return (a && b) ? ab : (a || b);

  function ab() {
    a.apply(this, arguments);
    return b.apply(this, arguments);
  }
}

function join(filters) {
  filters = filters.slice();

  return function(value) {
    return filters.reduce(iterator, value);
  };

  function iterator(value, filter) {
    return filter(value);
  }
}

function filter(filter) {
  return IS_ARRAY(filter) ? join(filter) : filter;
}

// @public
// msgpack.createCodec()

function createCodec(options) {
  return new Codec(options);
}

// default shared codec

exports.preset = createCodec({preset: true});

},{"./bufferish":13,"isarray":5}],15:[function(require,module,exports){
// codec.js

// load both interfaces
require("./read-core");
require("./write-core");

// @public
// msgpack.codec.preset

exports.codec = {
  preset: require("./codec-base").preset
};

},{"./codec-base":14,"./read-core":27,"./write-core":30}],16:[function(require,module,exports){
// decode-buffer.js

exports.DecodeBuffer = DecodeBuffer;

var preset = require("./read-core").preset;

var FlexDecoder = require("./flex-buffer").FlexDecoder;

FlexDecoder.mixin(DecodeBuffer.prototype);

function DecodeBuffer(options) {
  if (!(this instanceof DecodeBuffer)) return new DecodeBuffer(options);

  if (options) {
    this.options = options;
    if (options.codec) {
      var codec = this.codec = options.codec;
      if (codec.bufferish) this.bufferish = codec.bufferish;
    }
  }
}

DecodeBuffer.prototype.codec = preset;

DecodeBuffer.prototype.fetch = function() {
  return this.codec.decode(this);
};

},{"./flex-buffer":26,"./read-core":27}],17:[function(require,module,exports){
// decode.js

exports.decode = decode;

var DecodeBuffer = require("./decode-buffer").DecodeBuffer;

function decode(input, options) {
  var decoder = new DecodeBuffer(options);
  decoder.write(input);
  return decoder.read();
}
},{"./decode-buffer":16}],18:[function(require,module,exports){
// decoder.js

exports.Decoder = Decoder;

var EventLite = require("event-lite");
var DecodeBuffer = require("./decode-buffer").DecodeBuffer;

function Decoder(options) {
  if (!(this instanceof Decoder)) return new Decoder(options);
  DecodeBuffer.call(this, options);
}

Decoder.prototype = new DecodeBuffer();

EventLite.mixin(Decoder.prototype);

Decoder.prototype.decode = function(chunk) {
  if (arguments.length) this.write(chunk);
  this.flush();
};

Decoder.prototype.push = function(chunk) {
  this.emit("data", chunk);
};

Decoder.prototype.end = function(chunk) {
  this.decode(chunk);
  this.emit("end");
};

},{"./decode-buffer":16,"event-lite":2}],19:[function(require,module,exports){
// encode-buffer.js

exports.EncodeBuffer = EncodeBuffer;

var preset = require("./write-core").preset;

var FlexEncoder = require("./flex-buffer").FlexEncoder;

FlexEncoder.mixin(EncodeBuffer.prototype);

function EncodeBuffer(options) {
  if (!(this instanceof EncodeBuffer)) return new EncodeBuffer(options);

  if (options) {
    this.options = options;
    if (options.codec) {
      var codec = this.codec = options.codec;
      if (codec.bufferish) this.bufferish = codec.bufferish;
    }
  }
}

EncodeBuffer.prototype.codec = preset;

EncodeBuffer.prototype.write = function(input) {
  this.codec.encode(this, input);
};

},{"./flex-buffer":26,"./write-core":30}],20:[function(require,module,exports){
// encode.js

exports.encode = encode;

var EncodeBuffer = require("./encode-buffer").EncodeBuffer;

function encode(input, options) {
  var encoder = new EncodeBuffer(options);
  encoder.write(input);
  return encoder.read();
}

},{"./encode-buffer":19}],21:[function(require,module,exports){
// encoder.js

exports.Encoder = Encoder;

var EventLite = require("event-lite");
var EncodeBuffer = require("./encode-buffer").EncodeBuffer;

function Encoder(options) {
  if (!(this instanceof Encoder)) return new Encoder(options);
  EncodeBuffer.call(this, options);
}

Encoder.prototype = new EncodeBuffer();

EventLite.mixin(Encoder.prototype);

Encoder.prototype.encode = function(chunk) {
  this.write(chunk);
  this.emit("data", this.read());
};

Encoder.prototype.end = function(chunk) {
  if (arguments.length) this.encode(chunk);
  this.flush();
  this.emit("end");
};

},{"./encode-buffer":19,"event-lite":2}],22:[function(require,module,exports){
// ext-buffer.js

exports.ExtBuffer = ExtBuffer;

var Bufferish = require("./bufferish");

function ExtBuffer(buffer, type) {
  if (!(this instanceof ExtBuffer)) return new ExtBuffer(buffer, type);
  this.buffer = Bufferish.from(buffer);
  this.type = type;
}

},{"./bufferish":13}],23:[function(require,module,exports){
// ext-packer.js

exports.setExtPackers = setExtPackers;

var Bufferish = require("./bufferish");
var Buffer = Bufferish.global;
var packTypedArray = Bufferish.Uint8Array.from;
var _encode;

var ERROR_COLUMNS = {name: 1, message: 1, stack: 1, columnNumber: 1, fileName: 1, lineNumber: 1};

function setExtPackers(codec) {
  codec.addExtPacker(0x0E, Error, [packError, encode]);
  codec.addExtPacker(0x01, EvalError, [packError, encode]);
  codec.addExtPacker(0x02, RangeError, [packError, encode]);
  codec.addExtPacker(0x03, ReferenceError, [packError, encode]);
  codec.addExtPacker(0x04, SyntaxError, [packError, encode]);
  codec.addExtPacker(0x05, TypeError, [packError, encode]);
  codec.addExtPacker(0x06, URIError, [packError, encode]);

  codec.addExtPacker(0x0A, RegExp, [packRegExp, encode]);
  codec.addExtPacker(0x0B, Boolean, [packValueOf, encode]);
  codec.addExtPacker(0x0C, String, [packValueOf, encode]);
  codec.addExtPacker(0x0D, Date, [Number, encode]);
  codec.addExtPacker(0x0F, Number, [packValueOf, encode]);

  if ("undefined" !== typeof Uint8Array) {
    codec.addExtPacker(0x11, Int8Array, packTypedArray);
    codec.addExtPacker(0x12, Uint8Array, packTypedArray);
    codec.addExtPacker(0x13, Int16Array, packTypedArray);
    codec.addExtPacker(0x14, Uint16Array, packTypedArray);
    codec.addExtPacker(0x15, Int32Array, packTypedArray);
    codec.addExtPacker(0x16, Uint32Array, packTypedArray);
    codec.addExtPacker(0x17, Float32Array, packTypedArray);

    // PhantomJS/1.9.7 doesn't have Float64Array
    if ("undefined" !== typeof Float64Array) {
      codec.addExtPacker(0x18, Float64Array, packTypedArray);
    }

    // IE10 doesn't have Uint8ClampedArray
    if ("undefined" !== typeof Uint8ClampedArray) {
      codec.addExtPacker(0x19, Uint8ClampedArray, packTypedArray);
    }

    codec.addExtPacker(0x1A, ArrayBuffer, packTypedArray);
    codec.addExtPacker(0x1D, DataView, packTypedArray);
  }

  if (Bufferish.hasBuffer) {
    codec.addExtPacker(0x1B, Buffer, Bufferish.from);
  }
}

function encode(input) {
  if (!_encode) _encode = require("./encode").encode; // lazy load
  return _encode(input);
}

function packValueOf(value) {
  return (value).valueOf();
}

function packRegExp(value) {
  value = RegExp.prototype.toString.call(value).split("/");
  value.shift();
  var out = [value.pop()];
  out.unshift(value.join("/"));
  return out;
}

function packError(value) {
  var out = {};
  for (var key in ERROR_COLUMNS) {
    out[key] = value[key];
  }
  return out;
}

},{"./bufferish":13,"./encode":20}],24:[function(require,module,exports){
// ext-unpacker.js

exports.setExtUnpackers = setExtUnpackers;

var Bufferish = require("./bufferish");
var Buffer = Bufferish.global;
var _decode;

var ERROR_COLUMNS = {name: 1, message: 1, stack: 1, columnNumber: 1, fileName: 1, lineNumber: 1};

function setExtUnpackers(codec) {
  codec.addExtUnpacker(0x0E, [decode, unpackError(Error)]);
  codec.addExtUnpacker(0x01, [decode, unpackError(EvalError)]);
  codec.addExtUnpacker(0x02, [decode, unpackError(RangeError)]);
  codec.addExtUnpacker(0x03, [decode, unpackError(ReferenceError)]);
  codec.addExtUnpacker(0x04, [decode, unpackError(SyntaxError)]);
  codec.addExtUnpacker(0x05, [decode, unpackError(TypeError)]);
  codec.addExtUnpacker(0x06, [decode, unpackError(URIError)]);

  codec.addExtUnpacker(0x0A, [decode, unpackRegExp]);
  codec.addExtUnpacker(0x0B, [decode, unpackClass(Boolean)]);
  codec.addExtUnpacker(0x0C, [decode, unpackClass(String)]);
  codec.addExtUnpacker(0x0D, [decode, unpackClass(Date)]);
  codec.addExtUnpacker(0x0F, [decode, unpackClass(Number)]);

  if ("undefined" !== typeof Uint8Array) {
    codec.addExtUnpacker(0x11, unpackClass(Int8Array));
    codec.addExtUnpacker(0x12, unpackClass(Uint8Array));
    codec.addExtUnpacker(0x13, [unpackArrayBuffer, unpackClass(Int16Array)]);
    codec.addExtUnpacker(0x14, [unpackArrayBuffer, unpackClass(Uint16Array)]);
    codec.addExtUnpacker(0x15, [unpackArrayBuffer, unpackClass(Int32Array)]);
    codec.addExtUnpacker(0x16, [unpackArrayBuffer, unpackClass(Uint32Array)]);
    codec.addExtUnpacker(0x17, [unpackArrayBuffer, unpackClass(Float32Array)]);

    // PhantomJS/1.9.7 doesn't have Float64Array
    if ("undefined" !== typeof Float64Array) {
      codec.addExtUnpacker(0x18, [unpackArrayBuffer, unpackClass(Float64Array)]);
    }

    // IE10 doesn't have Uint8ClampedArray
    if ("undefined" !== typeof Uint8ClampedArray) {
      codec.addExtUnpacker(0x19, unpackClass(Uint8ClampedArray));
    }

    codec.addExtUnpacker(0x1A, unpackArrayBuffer);
    codec.addExtUnpacker(0x1D, [unpackArrayBuffer, unpackClass(DataView)]);
  }

  if (Bufferish.hasBuffer) {
    codec.addExtUnpacker(0x1B, unpackClass(Buffer));
  }
}

function decode(input) {
  if (!_decode) _decode = require("./decode").decode; // lazy load
  return _decode(input);
}

function unpackRegExp(value) {
  return RegExp.apply(null, value);
}

function unpackError(Class) {
  return function(value) {
    var out = new Class();
    for (var key in ERROR_COLUMNS) {
      out[key] = value[key];
    }
    return out;
  };
}

function unpackClass(Class) {
  return function(value) {
    return new Class(value);
  };
}

function unpackArrayBuffer(value) {
  return (new Uint8Array(value)).buffer;
}

},{"./bufferish":13,"./decode":17}],25:[function(require,module,exports){
// ext.js

// load both interfaces
require("./read-core");
require("./write-core");

exports.createCodec = require("./codec-base").createCodec;

},{"./codec-base":14,"./read-core":27,"./write-core":30}],26:[function(require,module,exports){
// flex-buffer.js

exports.FlexDecoder = FlexDecoder;
exports.FlexEncoder = FlexEncoder;

var Bufferish = require("./bufferish");

var MIN_BUFFER_SIZE = 2048;
var MAX_BUFFER_SIZE = 65536;
var BUFFER_SHORTAGE = "BUFFER_SHORTAGE";

function FlexDecoder() {
  if (!(this instanceof FlexDecoder)) return new FlexDecoder();
}

function FlexEncoder() {
  if (!(this instanceof FlexEncoder)) return new FlexEncoder();
}

FlexDecoder.mixin = mixinFactory(getDecoderMethods());
FlexDecoder.mixin(FlexDecoder.prototype);

FlexEncoder.mixin = mixinFactory(getEncoderMethods());
FlexEncoder.mixin(FlexEncoder.prototype);

function getDecoderMethods() {
  return {
    bufferish: Bufferish,
    write: write,
    fetch: fetch,
    flush: flush,
    push: push,
    pull: pull,
    read: read,
    reserve: reserve,
    offset: 0
  };

  function write(chunk) {
    var prev = this.offset ? Bufferish.prototype.slice.call(this.buffer, this.offset) : this.buffer;
    this.buffer = prev ? (chunk ? this.bufferish.concat([prev, chunk]) : prev) : chunk;
    this.offset = 0;
  }

  function flush() {
    while (this.offset < this.buffer.length) {
      var start = this.offset;
      var value;
      try {
        value = this.fetch();
      } catch (e) {
        if (e && e.message != BUFFER_SHORTAGE) throw e;
        // rollback
        this.offset = start;
        break;
      }
      this.push(value);
    }
  }

  function reserve(length) {
    var start = this.offset;
    var end = start + length;
    if (end > this.buffer.length) throw new Error(BUFFER_SHORTAGE);
    this.offset = end;
    return start;
  }
}

function getEncoderMethods() {
  return {
    bufferish: Bufferish,
    write: write,
    fetch: fetch,
    flush: flush,
    push: push,
    pull: pull,
    read: read,
    reserve: reserve,
    send: send,
    maxBufferSize: MAX_BUFFER_SIZE,
    minBufferSize: MIN_BUFFER_SIZE,
    offset: 0,
    start: 0
  };

  function fetch() {
    var start = this.start;
    if (start < this.offset) {
      var end = this.start = this.offset;
      return Bufferish.prototype.slice.call(this.buffer, start, end);
    }
  }

  function flush() {
    while (this.start < this.offset) {
      var value = this.fetch();
      if (value) this.push(value);
    }
  }

  function pull() {
    var buffers = this.buffers || (this.buffers = []);
    var chunk = buffers.length > 1 ? this.bufferish.concat(buffers) : buffers[0];
    buffers.length = 0; // buffer exhausted
    return chunk;
  }

  function reserve(length) {
    var req = length | 0;

    if (this.buffer) {
      var size = this.buffer.length;
      var start = this.offset | 0;
      var end = start + req;

      // is it long enough?
      if (end < size) {
        this.offset = end;
        return start;
      }

      // flush current buffer
      this.flush();

      // resize it to 2x current length
      length = Math.max(length, Math.min(size * 2, this.maxBufferSize));
    }

    // minimum buffer size
    length = Math.max(length, this.minBufferSize);

    // allocate new buffer
    this.buffer = this.bufferish.alloc(length);
    this.start = 0;
    this.offset = req;
    return 0;
  }

  function send(buffer) {
    var length = buffer.length;
    if (length > this.minBufferSize) {
      this.flush();
      this.push(buffer);
    } else {
      var offset = this.reserve(length);
      Bufferish.prototype.copy.call(buffer, this.buffer, offset);
    }
  }
}

// common methods

function write() {
  throw new Error("method not implemented: write()");
}

function fetch() {
  throw new Error("method not implemented: fetch()");
}

function read() {
  var length = this.buffers && this.buffers.length;

  // fetch the first result
  if (!length) return this.fetch();

  // flush current buffer
  this.flush();

  // read from the results
  return this.pull();
}

function push(chunk) {
  var buffers = this.buffers || (this.buffers = []);
  buffers.push(chunk);
}

function pull() {
  var buffers = this.buffers || (this.buffers = []);
  return buffers.shift();
}

function mixinFactory(source) {
  return mixin;

  function mixin(target) {
    for (var key in source) {
      target[key] = source[key];
    }
    return target;
  }
}

},{"./bufferish":13}],27:[function(require,module,exports){
// read-core.js

var ExtBuffer = require("./ext-buffer").ExtBuffer;
var ExtUnpacker = require("./ext-unpacker");
var readUint8 = require("./read-format").readUint8;
var ReadToken = require("./read-token");
var CodecBase = require("./codec-base");

CodecBase.install({
  addExtUnpacker: addExtUnpacker,
  getExtUnpacker: getExtUnpacker,
  init: init
});

exports.preset = init.call(CodecBase.preset);

function getDecoder(options) {
  var readToken = ReadToken.getReadToken(options);
  return decode;

  function decode(decoder) {
    var type = readUint8(decoder);
    var func = readToken[type];
    if (!func) throw new Error("Invalid type: " + (type ? ("0x" + type.toString(16)) : type));
    return func(decoder);
  }
}

function init() {
  var options = this.options;
  this.decode = getDecoder(options);

  if (options && options.preset) {
    ExtUnpacker.setExtUnpackers(this);
  }

  return this;
}

function addExtUnpacker(etype, unpacker) {
  var unpackers = this.extUnpackers || (this.extUnpackers = []);
  unpackers[etype] = CodecBase.filter(unpacker);
}

function getExtUnpacker(type) {
  var unpackers = this.extUnpackers || (this.extUnpackers = []);
  return unpackers[type] || extUnpacker;

  function extUnpacker(buffer) {
    return new ExtBuffer(buffer, type);
  }
}

},{"./codec-base":14,"./ext-buffer":22,"./ext-unpacker":24,"./read-format":28,"./read-token":29}],28:[function(require,module,exports){
// read-format.js

var ieee754 = require("ieee754");
var Int64Buffer = require("int64-buffer");
var Uint64BE = Int64Buffer.Uint64BE;
var Int64BE = Int64Buffer.Int64BE;

exports.getReadFormat = getReadFormat;
exports.readUint8 = uint8;

var Bufferish = require("./bufferish");
var BufferProto = require("./bufferish-proto");

var HAS_MAP = ("undefined" !== typeof Map);
var NO_ASSERT = true;

function getReadFormat(options) {
  var binarraybuffer = Bufferish.hasArrayBuffer && options && options.binarraybuffer;
  var int64 = options && options.int64;
  var usemap = HAS_MAP && options && options.usemap;

  var readFormat = {
    map: (usemap ? map_to_map : map_to_obj),
    array: array,
    str: str,
    bin: (binarraybuffer ? bin_arraybuffer : bin_buffer),
    ext: ext,
    uint8: uint8,
    uint16: uint16,
    uint32: uint32,
    uint64: read(8, int64 ? readUInt64BE_int64 : readUInt64BE),
    int8: int8,
    int16: int16,
    int32: int32,
    int64: read(8, int64 ? readInt64BE_int64 : readInt64BE),
    float32: read(4, readFloatBE),
    float64: read(8, readDoubleBE)
  };

  return readFormat;
}

function map_to_obj(decoder, len) {
  var value = {};
  var i;
  var k = new Array(len);
  var v = new Array(len);

  var decode = decoder.codec.decode;
  for (i = 0; i < len; i++) {
    k[i] = decode(decoder);
    v[i] = decode(decoder);
  }
  for (i = 0; i < len; i++) {
    value[k[i]] = v[i];
  }
  return value;
}

function map_to_map(decoder, len) {
  var value = new Map();
  var i;
  var k = new Array(len);
  var v = new Array(len);

  var decode = decoder.codec.decode;
  for (i = 0; i < len; i++) {
    k[i] = decode(decoder);
    v[i] = decode(decoder);
  }
  for (i = 0; i < len; i++) {
    value.set(k[i], v[i]);
  }
  return value;
}

function array(decoder, len) {
  var value = new Array(len);
  var decode = decoder.codec.decode;
  for (var i = 0; i < len; i++) {
    value[i] = decode(decoder);
  }
  return value;
}

function str(decoder, len) {
  var start = decoder.reserve(len);
  var end = start + len;
  return BufferProto.toString.call(decoder.buffer, "utf-8", start, end);
}

function bin_buffer(decoder, len) {
  var start = decoder.reserve(len);
  var end = start + len;
  var buf = BufferProto.slice.call(decoder.buffer, start, end);
  return Bufferish.from(buf);
}

function bin_arraybuffer(decoder, len) {
  var start = decoder.reserve(len);
  var end = start + len;
  var buf = BufferProto.slice.call(decoder.buffer, start, end);
  return Bufferish.Uint8Array.from(buf).buffer;
}

function ext(decoder, len) {
  var start = decoder.reserve(len+1);
  var type = decoder.buffer[start++];
  var end = start + len;
  var unpack = decoder.codec.getExtUnpacker(type);
  if (!unpack) throw new Error("Invalid ext type: " + (type ? ("0x" + type.toString(16)) : type));
  var buf = BufferProto.slice.call(decoder.buffer, start, end);
  return unpack(buf);
}

function uint8(decoder) {
  var start = decoder.reserve(1);
  return decoder.buffer[start];
}

function int8(decoder) {
  var start = decoder.reserve(1);
  var value = decoder.buffer[start];
  return (value & 0x80) ? value - 0x100 : value;
}

function uint16(decoder) {
  var start = decoder.reserve(2);
  var buffer = decoder.buffer;
  return (buffer[start++] << 8) | buffer[start];
}

function int16(decoder) {
  var start = decoder.reserve(2);
  var buffer = decoder.buffer;
  var value = (buffer[start++] << 8) | buffer[start];
  return (value & 0x8000) ? value - 0x10000 : value;
}

function uint32(decoder) {
  var start = decoder.reserve(4);
  var buffer = decoder.buffer;
  return (buffer[start++] * 16777216) + (buffer[start++] << 16) + (buffer[start++] << 8) + buffer[start];
}

function int32(decoder) {
  var start = decoder.reserve(4);
  var buffer = decoder.buffer;
  return (buffer[start++] << 24) | (buffer[start++] << 16) | (buffer[start++] << 8) | buffer[start];
}

function read(len, method) {
  return function(decoder) {
    var start = decoder.reserve(len);
    return method.call(decoder.buffer, start, NO_ASSERT);
  };
}

function readUInt64BE(start) {
  return new Uint64BE(this, start).toNumber();
}

function readInt64BE(start) {
  return new Int64BE(this, start).toNumber();
}

function readUInt64BE_int64(start) {
  return new Uint64BE(this, start);
}

function readInt64BE_int64(start) {
  return new Int64BE(this, start);
}

function readFloatBE(start) {
  return ieee754.read(this, start, false, 23, 4);
}

function readDoubleBE(start) {
  return ieee754.read(this, start, false, 52, 8);
}
},{"./bufferish":13,"./bufferish-proto":11,"ieee754":3,"int64-buffer":4}],29:[function(require,module,exports){
// read-token.js

var ReadFormat = require("./read-format");

exports.getReadToken = getReadToken;

function getReadToken(options) {
  var format = ReadFormat.getReadFormat(options);

  if (options && options.useraw) {
    return init_useraw(format);
  } else {
    return init_token(format);
  }
}

function init_token(format) {
  var i;
  var token = new Array(256);

  // positive fixint -- 0x00 - 0x7f
  for (i = 0x00; i <= 0x7f; i++) {
    token[i] = constant(i);
  }

  // fixmap -- 0x80 - 0x8f
  for (i = 0x80; i <= 0x8f; i++) {
    token[i] = fix(i - 0x80, format.map);
  }

  // fixarray -- 0x90 - 0x9f
  for (i = 0x90; i <= 0x9f; i++) {
    token[i] = fix(i - 0x90, format.array);
  }

  // fixstr -- 0xa0 - 0xbf
  for (i = 0xa0; i <= 0xbf; i++) {
    token[i] = fix(i - 0xa0, format.str);
  }

  // nil -- 0xc0
  token[0xc0] = constant(null);

  // (never used) -- 0xc1
  token[0xc1] = null;

  // false -- 0xc2
  // true -- 0xc3
  token[0xc2] = constant(false);
  token[0xc3] = constant(true);

  // bin 8 -- 0xc4
  // bin 16 -- 0xc5
  // bin 32 -- 0xc6
  token[0xc4] = flex(format.uint8, format.bin);
  token[0xc5] = flex(format.uint16, format.bin);
  token[0xc6] = flex(format.uint32, format.bin);

  // ext 8 -- 0xc7
  // ext 16 -- 0xc8
  // ext 32 -- 0xc9
  token[0xc7] = flex(format.uint8, format.ext);
  token[0xc8] = flex(format.uint16, format.ext);
  token[0xc9] = flex(format.uint32, format.ext);

  // float 32 -- 0xca
  // float 64 -- 0xcb
  token[0xca] = format.float32;
  token[0xcb] = format.float64;

  // uint 8 -- 0xcc
  // uint 16 -- 0xcd
  // uint 32 -- 0xce
  // uint 64 -- 0xcf
  token[0xcc] = format.uint8;
  token[0xcd] = format.uint16;
  token[0xce] = format.uint32;
  token[0xcf] = format.uint64;

  // int 8 -- 0xd0
  // int 16 -- 0xd1
  // int 32 -- 0xd2
  // int 64 -- 0xd3
  token[0xd0] = format.int8;
  token[0xd1] = format.int16;
  token[0xd2] = format.int32;
  token[0xd3] = format.int64;

  // fixext 1 -- 0xd4
  // fixext 2 -- 0xd5
  // fixext 4 -- 0xd6
  // fixext 8 -- 0xd7
  // fixext 16 -- 0xd8
  token[0xd4] = fix(1, format.ext);
  token[0xd5] = fix(2, format.ext);
  token[0xd6] = fix(4, format.ext);
  token[0xd7] = fix(8, format.ext);
  token[0xd8] = fix(16, format.ext);

  // str 8 -- 0xd9
  // str 16 -- 0xda
  // str 32 -- 0xdb
  token[0xd9] = flex(format.uint8, format.str);
  token[0xda] = flex(format.uint16, format.str);
  token[0xdb] = flex(format.uint32, format.str);

  // array 16 -- 0xdc
  // array 32 -- 0xdd
  token[0xdc] = flex(format.uint16, format.array);
  token[0xdd] = flex(format.uint32, format.array);

  // map 16 -- 0xde
  // map 32 -- 0xdf
  token[0xde] = flex(format.uint16, format.map);
  token[0xdf] = flex(format.uint32, format.map);

  // negative fixint -- 0xe0 - 0xff
  for (i = 0xe0; i <= 0xff; i++) {
    token[i] = constant(i - 0x100);
  }

  return token;
}

function init_useraw(format) {
  var i;
  var token = init_token(format).slice();

  // raw 8 -- 0xd9
  // raw 16 -- 0xda
  // raw 32 -- 0xdb
  token[0xd9] = token[0xc4];
  token[0xda] = token[0xc5];
  token[0xdb] = token[0xc6];

  // fixraw -- 0xa0 - 0xbf
  for (i = 0xa0; i <= 0xbf; i++) {
    token[i] = fix(i - 0xa0, format.bin);
  }

  return token;
}

function constant(value) {
  return function() {
    return value;
  };
}

function flex(lenFunc, decodeFunc) {
  return function(decoder) {
    var len = lenFunc(decoder);
    return decodeFunc(decoder, len);
  };
}

function fix(len, method) {
  return function(decoder) {
    return method(decoder, len);
  };
}

},{"./read-format":28}],30:[function(require,module,exports){
// write-core.js

var ExtBuffer = require("./ext-buffer").ExtBuffer;
var ExtPacker = require("./ext-packer");
var WriteType = require("./write-type");
var CodecBase = require("./codec-base");

CodecBase.install({
  addExtPacker: addExtPacker,
  getExtPacker: getExtPacker,
  init: init
});

exports.preset = init.call(CodecBase.preset);

function getEncoder(options) {
  var writeType = WriteType.getWriteType(options);
  return encode;

  function encode(encoder, value) {
    var func = writeType[typeof value];
    if (!func) throw new Error("Unsupported type \"" + (typeof value) + "\": " + value);
    func(encoder, value);
  }
}

function init() {
  var options = this.options;
  this.encode = getEncoder(options);

  if (options && options.preset) {
    ExtPacker.setExtPackers(this);
  }

  return this;
}

function addExtPacker(etype, Class, packer) {
  packer = CodecBase.filter(packer);
  var name = Class.name;
  if (name && name !== "Object") {
    var packers = this.extPackers || (this.extPackers = {});
    packers[name] = extPacker;
  } else {
    // fallback for IE
    var list = this.extEncoderList || (this.extEncoderList = []);
    list.unshift([Class, extPacker]);
  }

  function extPacker(value) {
    if (packer) value = packer(value);
    return new ExtBuffer(value, etype);
  }
}

function getExtPacker(value) {
  var packers = this.extPackers || (this.extPackers = {});
  var c = value.constructor;
  var e = c && c.name && packers[c.name];
  if (e) return e;

  // fallback for IE
  var list = this.extEncoderList || (this.extEncoderList = []);
  var len = list.length;
  for (var i = 0; i < len; i++) {
    var pair = list[i];
    if (c === pair[0]) return pair[1];
  }
}

},{"./codec-base":14,"./ext-buffer":22,"./ext-packer":23,"./write-type":32}],31:[function(require,module,exports){
// write-token.js

var ieee754 = require("ieee754");
var Int64Buffer = require("int64-buffer");
var Uint64BE = Int64Buffer.Uint64BE;
var Int64BE = Int64Buffer.Int64BE;

var uint8 = require("./write-uint8").uint8;
var Bufferish = require("./bufferish");
var Buffer = Bufferish.global;
var IS_BUFFER_SHIM = Bufferish.hasBuffer && ("TYPED_ARRAY_SUPPORT" in Buffer);
var NO_TYPED_ARRAY = IS_BUFFER_SHIM && !Buffer.TYPED_ARRAY_SUPPORT;
var Buffer_prototype = Bufferish.hasBuffer && Buffer.prototype || {};

exports.getWriteToken = getWriteToken;

function getWriteToken(options) {
  if (options && options.uint8array) {
    return init_uint8array();
  } else if (NO_TYPED_ARRAY || (Bufferish.hasBuffer && options && options.safe)) {
    return init_safe();
  } else {
    return init_token();
  }
}

function init_uint8array() {
  var token = init_token();

  // float 32 -- 0xca
  // float 64 -- 0xcb
  token[0xca] = writeN(0xca, 4, writeFloatBE);
  token[0xcb] = writeN(0xcb, 8, writeDoubleBE);

  return token;
}

// Node.js and browsers with TypedArray

function init_token() {
  // (immediate values)
  // positive fixint -- 0x00 - 0x7f
  // nil -- 0xc0
  // false -- 0xc2
  // true -- 0xc3
  // negative fixint -- 0xe0 - 0xff
  var token = uint8.slice();

  // bin 8 -- 0xc4
  // bin 16 -- 0xc5
  // bin 32 -- 0xc6
  token[0xc4] = write1(0xc4);
  token[0xc5] = write2(0xc5);
  token[0xc6] = write4(0xc6);

  // ext 8 -- 0xc7
  // ext 16 -- 0xc8
  // ext 32 -- 0xc9
  token[0xc7] = write1(0xc7);
  token[0xc8] = write2(0xc8);
  token[0xc9] = write4(0xc9);

  // float 32 -- 0xca
  // float 64 -- 0xcb
  token[0xca] = writeN(0xca, 4, (Buffer_prototype.writeFloatBE || writeFloatBE), true);
  token[0xcb] = writeN(0xcb, 8, (Buffer_prototype.writeDoubleBE || writeDoubleBE), true);

  // uint 8 -- 0xcc
  // uint 16 -- 0xcd
  // uint 32 -- 0xce
  // uint 64 -- 0xcf
  token[0xcc] = write1(0xcc);
  token[0xcd] = write2(0xcd);
  token[0xce] = write4(0xce);
  token[0xcf] = writeN(0xcf, 8, writeUInt64BE);

  // int 8 -- 0xd0
  // int 16 -- 0xd1
  // int 32 -- 0xd2
  // int 64 -- 0xd3
  token[0xd0] = write1(0xd0);
  token[0xd1] = write2(0xd1);
  token[0xd2] = write4(0xd2);
  token[0xd3] = writeN(0xd3, 8, writeInt64BE);

  // str 8 -- 0xd9
  // str 16 -- 0xda
  // str 32 -- 0xdb
  token[0xd9] = write1(0xd9);
  token[0xda] = write2(0xda);
  token[0xdb] = write4(0xdb);

  // array 16 -- 0xdc
  // array 32 -- 0xdd
  token[0xdc] = write2(0xdc);
  token[0xdd] = write4(0xdd);

  // map 16 -- 0xde
  // map 32 -- 0xdf
  token[0xde] = write2(0xde);
  token[0xdf] = write4(0xdf);

  return token;
}

// safe mode: for old browsers and who needs asserts

function init_safe() {
  // (immediate values)
  // positive fixint -- 0x00 - 0x7f
  // nil -- 0xc0
  // false -- 0xc2
  // true -- 0xc3
  // negative fixint -- 0xe0 - 0xff
  var token = uint8.slice();

  // bin 8 -- 0xc4
  // bin 16 -- 0xc5
  // bin 32 -- 0xc6
  token[0xc4] = writeN(0xc4, 1, Buffer.prototype.writeUInt8);
  token[0xc5] = writeN(0xc5, 2, Buffer.prototype.writeUInt16BE);
  token[0xc6] = writeN(0xc6, 4, Buffer.prototype.writeUInt32BE);

  // ext 8 -- 0xc7
  // ext 16 -- 0xc8
  // ext 32 -- 0xc9
  token[0xc7] = writeN(0xc7, 1, Buffer.prototype.writeUInt8);
  token[0xc8] = writeN(0xc8, 2, Buffer.prototype.writeUInt16BE);
  token[0xc9] = writeN(0xc9, 4, Buffer.prototype.writeUInt32BE);

  // float 32 -- 0xca
  // float 64 -- 0xcb
  token[0xca] = writeN(0xca, 4, Buffer.prototype.writeFloatBE);
  token[0xcb] = writeN(0xcb, 8, Buffer.prototype.writeDoubleBE);

  // uint 8 -- 0xcc
  // uint 16 -- 0xcd
  // uint 32 -- 0xce
  // uint 64 -- 0xcf
  token[0xcc] = writeN(0xcc, 1, Buffer.prototype.writeUInt8);
  token[0xcd] = writeN(0xcd, 2, Buffer.prototype.writeUInt16BE);
  token[0xce] = writeN(0xce, 4, Buffer.prototype.writeUInt32BE);
  token[0xcf] = writeN(0xcf, 8, writeUInt64BE);

  // int 8 -- 0xd0
  // int 16 -- 0xd1
  // int 32 -- 0xd2
  // int 64 -- 0xd3
  token[0xd0] = writeN(0xd0, 1, Buffer.prototype.writeInt8);
  token[0xd1] = writeN(0xd1, 2, Buffer.prototype.writeInt16BE);
  token[0xd2] = writeN(0xd2, 4, Buffer.prototype.writeInt32BE);
  token[0xd3] = writeN(0xd3, 8, writeInt64BE);

  // str 8 -- 0xd9
  // str 16 -- 0xda
  // str 32 -- 0xdb
  token[0xd9] = writeN(0xd9, 1, Buffer.prototype.writeUInt8);
  token[0xda] = writeN(0xda, 2, Buffer.prototype.writeUInt16BE);
  token[0xdb] = writeN(0xdb, 4, Buffer.prototype.writeUInt32BE);

  // array 16 -- 0xdc
  // array 32 -- 0xdd
  token[0xdc] = writeN(0xdc, 2, Buffer.prototype.writeUInt16BE);
  token[0xdd] = writeN(0xdd, 4, Buffer.prototype.writeUInt32BE);

  // map 16 -- 0xde
  // map 32 -- 0xdf
  token[0xde] = writeN(0xde, 2, Buffer.prototype.writeUInt16BE);
  token[0xdf] = writeN(0xdf, 4, Buffer.prototype.writeUInt32BE);

  return token;
}

function write1(type) {
  return function(encoder, value) {
    var offset = encoder.reserve(2);
    var buffer = encoder.buffer;
    buffer[offset++] = type;
    buffer[offset] = value;
  };
}

function write2(type) {
  return function(encoder, value) {
    var offset = encoder.reserve(3);
    var buffer = encoder.buffer;
    buffer[offset++] = type;
    buffer[offset++] = value >>> 8;
    buffer[offset] = value;
  };
}

function write4(type) {
  return function(encoder, value) {
    var offset = encoder.reserve(5);
    var buffer = encoder.buffer;
    buffer[offset++] = type;
    buffer[offset++] = value >>> 24;
    buffer[offset++] = value >>> 16;
    buffer[offset++] = value >>> 8;
    buffer[offset] = value;
  };
}

function writeN(type, len, method, noAssert) {
  return function(encoder, value) {
    var offset = encoder.reserve(len + 1);
    encoder.buffer[offset++] = type;
    method.call(encoder.buffer, value, offset, noAssert);
  };
}

function writeUInt64BE(value, offset) {
  new Uint64BE(this, offset, value);
}

function writeInt64BE(value, offset) {
  new Int64BE(this, offset, value);
}

function writeFloatBE(value, offset) {
  ieee754.write(this, value, offset, false, 23, 4);
}

function writeDoubleBE(value, offset) {
  ieee754.write(this, value, offset, false, 52, 8);
}

},{"./bufferish":13,"./write-uint8":33,"ieee754":3,"int64-buffer":4}],32:[function(require,module,exports){
// write-type.js

var IS_ARRAY = require("isarray");
var Int64Buffer = require("int64-buffer");
var Uint64BE = Int64Buffer.Uint64BE;
var Int64BE = Int64Buffer.Int64BE;

var Bufferish = require("./bufferish");
var BufferProto = require("./bufferish-proto");
var WriteToken = require("./write-token");
var uint8 = require("./write-uint8").uint8;
var ExtBuffer = require("./ext-buffer").ExtBuffer;

var HAS_UINT8ARRAY = ("undefined" !== typeof Uint8Array);
var HAS_MAP = ("undefined" !== typeof Map);

var extmap = [];
extmap[1] = 0xd4;
extmap[2] = 0xd5;
extmap[4] = 0xd6;
extmap[8] = 0xd7;
extmap[16] = 0xd8;

exports.getWriteType = getWriteType;

function getWriteType(options) {
  var token = WriteToken.getWriteToken(options);
  var useraw = options && options.useraw;
  var binarraybuffer = HAS_UINT8ARRAY && options && options.binarraybuffer;
  var isBuffer = binarraybuffer ? Bufferish.isArrayBuffer : Bufferish.isBuffer;
  var bin = binarraybuffer ? bin_arraybuffer : bin_buffer;
  var usemap = HAS_MAP && options && options.usemap;
  var map = usemap ? map_to_map : obj_to_map;

  var writeType = {
    "boolean": bool,
    "function": nil,
    "number": number,
    "object": (useraw ? object_raw : object),
    "string": _string(useraw ? raw_head_size : str_head_size),
    "symbol": nil,
    "undefined": nil
  };

  return writeType;

  // false -- 0xc2
  // true -- 0xc3
  function bool(encoder, value) {
    var type = value ? 0xc3 : 0xc2;
    token[type](encoder, value);
  }

  function number(encoder, value) {
    var ivalue = value | 0;
    var type;
    if (value !== ivalue) {
      // float 64 -- 0xcb
      type = 0xcb;
      token[type](encoder, value);
      return;
    } else if (-0x20 <= ivalue && ivalue <= 0x7F) {
      // positive fixint -- 0x00 - 0x7f
      // negative fixint -- 0xe0 - 0xff
      type = ivalue & 0xFF;
    } else if (0 <= ivalue) {
      // uint 8 -- 0xcc
      // uint 16 -- 0xcd
      // uint 32 -- 0xce
      type = (ivalue <= 0xFF) ? 0xcc : (ivalue <= 0xFFFF) ? 0xcd : 0xce;
    } else {
      // int 8 -- 0xd0
      // int 16 -- 0xd1
      // int 32 -- 0xd2
      type = (-0x80 <= ivalue) ? 0xd0 : (-0x8000 <= ivalue) ? 0xd1 : 0xd2;
    }
    token[type](encoder, ivalue);
  }

  // uint 64 -- 0xcf
  function uint64(encoder, value) {
    var type = 0xcf;
    token[type](encoder, value.toArray());
  }

  // int 64 -- 0xd3
  function int64(encoder, value) {
    var type = 0xd3;
    token[type](encoder, value.toArray());
  }

  // str 8 -- 0xd9
  // str 16 -- 0xda
  // str 32 -- 0xdb
  // fixstr -- 0xa0 - 0xbf
  function str_head_size(length) {
    return (length < 32) ? 1 : (length <= 0xFF) ? 2 : (length <= 0xFFFF) ? 3 : 5;
  }

  // raw 16 -- 0xda
  // raw 32 -- 0xdb
  // fixraw -- 0xa0 - 0xbf
  function raw_head_size(length) {
    return (length < 32) ? 1 : (length <= 0xFFFF) ? 3 : 5;
  }

  function _string(head_size) {
    return string;

    function string(encoder, value) {
      // prepare buffer
      var length = value.length;
      var maxsize = 5 + length * 3;
      encoder.offset = encoder.reserve(maxsize);
      var buffer = encoder.buffer;

      // expected header size
      var expected = head_size(length);

      // expected start point
      var start = encoder.offset + expected;

      // write string
      length = BufferProto.write.call(buffer, value, start);

      // actual header size
      var actual = head_size(length);

      // move content when needed
      if (expected !== actual) {
        var targetStart = start + actual - expected;
        var end = start + length;
        BufferProto.copy.call(buffer, buffer, targetStart, start, end);
      }

      // write header
      var type = (actual === 1) ? (0xa0 + length) : (actual <= 3) ? (0xd7 + actual) : 0xdb;
      token[type](encoder, length);

      // move cursor
      encoder.offset += length;
    }
  }

  function object(encoder, value) {
    // null
    if (value === null) return nil(encoder, value);

    // Buffer
    if (isBuffer(value)) return bin(encoder, value);

    // Array
    if (IS_ARRAY(value)) return array(encoder, value);

    // int64-buffer objects
    if (Uint64BE.isUint64BE(value)) return uint64(encoder, value);
    if (Int64BE.isInt64BE(value)) return int64(encoder, value);

    // ext formats
    var packer = encoder.codec.getExtPacker(value);
    if (packer) value = packer(value);
    if (value instanceof ExtBuffer) return ext(encoder, value);

    // plain old Objects or Map
    map(encoder, value);
  }

  function object_raw(encoder, value) {
    // Buffer
    if (isBuffer(value)) return raw(encoder, value);

    // others
    object(encoder, value);
  }

  // nil -- 0xc0
  function nil(encoder, value) {
    var type = 0xc0;
    token[type](encoder, value);
  }

  // fixarray -- 0x90 - 0x9f
  // array 16 -- 0xdc
  // array 32 -- 0xdd
  function array(encoder, value) {
    var length = value.length;
    var type = (length < 16) ? (0x90 + length) : (length <= 0xFFFF) ? 0xdc : 0xdd;
    token[type](encoder, length);

    var encode = encoder.codec.encode;
    for (var i = 0; i < length; i++) {
      encode(encoder, value[i]);
    }
  }

  // bin 8 -- 0xc4
  // bin 16 -- 0xc5
  // bin 32 -- 0xc6
  function bin_buffer(encoder, value) {
    var length = value.length;
    var type = (length < 0xFF) ? 0xc4 : (length <= 0xFFFF) ? 0xc5 : 0xc6;
    token[type](encoder, length);
    encoder.send(value);
  }

  function bin_arraybuffer(encoder, value) {
    bin_buffer(encoder, new Uint8Array(value));
  }

  // fixext 1 -- 0xd4
  // fixext 2 -- 0xd5
  // fixext 4 -- 0xd6
  // fixext 8 -- 0xd7
  // fixext 16 -- 0xd8
  // ext 8 -- 0xc7
  // ext 16 -- 0xc8
  // ext 32 -- 0xc9
  function ext(encoder, value) {
    var buffer = value.buffer;
    var length = buffer.length;
    var type = extmap[length] || ((length < 0xFF) ? 0xc7 : (length <= 0xFFFF) ? 0xc8 : 0xc9);
    token[type](encoder, length);
    uint8[value.type](encoder);
    encoder.send(buffer);
  }

  // fixmap -- 0x80 - 0x8f
  // map 16 -- 0xde
  // map 32 -- 0xdf
  function obj_to_map(encoder, value) {
    var keys = Object.keys(value);
    var length = keys.length;
    var type = (length < 16) ? (0x80 + length) : (length <= 0xFFFF) ? 0xde : 0xdf;
    token[type](encoder, length);

    var encode = encoder.codec.encode;
    keys.forEach(function(key) {
      encode(encoder, key);
      encode(encoder, value[key]);
    });
  }

  // fixmap -- 0x80 - 0x8f
  // map 16 -- 0xde
  // map 32 -- 0xdf
  function map_to_map(encoder, value) {
    if (!(value instanceof Map)) return obj_to_map(encoder, value);

    var length = value.size;
    var type = (length < 16) ? (0x80 + length) : (length <= 0xFFFF) ? 0xde : 0xdf;
    token[type](encoder, length);

    var encode = encoder.codec.encode;
    value.forEach(function(val, key, m) {
      encode(encoder, key);
      encode(encoder, val);
    });
  }

  // raw 16 -- 0xda
  // raw 32 -- 0xdb
  // fixraw -- 0xa0 - 0xbf
  function raw(encoder, value) {
    var length = value.length;
    var type = (length < 32) ? (0xa0 + length) : (length <= 0xFFFF) ? 0xda : 0xdb;
    token[type](encoder, length);
    encoder.send(value);
  }
}

},{"./bufferish":13,"./bufferish-proto":11,"./ext-buffer":22,"./write-token":31,"./write-uint8":33,"int64-buffer":4,"isarray":5}],33:[function(require,module,exports){
// write-unit8.js

var constant = exports.uint8 = new Array(256);

for (var i = 0x00; i <= 0xFF; i++) {
  constant[i] = write0(i);
}

function write0(type) {
  return function(encoder) {
    var offset = encoder.reserve(1);
    encoder.buffer[offset] = type;
  };
}

},{}],34:[function(require,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
}

revLookup['-'.charCodeAt(0)] = 62
revLookup['_'.charCodeAt(0)] = 63

function placeHoldersCount (b64) {
  var len = b64.length
  if (len % 4 > 0) {
    throw new Error('Invalid string. Length must be a multiple of 4')
  }

  // the number of equal signs (place holders)
  // if there are two placeholders, than the two characters before it
  // represent one byte
  // if there is only one, then the three characters before it represent 2 bytes
  // this is just a cheap hack to not do indexOf twice
  return b64[len - 2] === '=' ? 2 : b64[len - 1] === '=' ? 1 : 0
}

function byteLength (b64) {
  // base64 is 4/3 + up to two characters of the original data
  return (b64.length * 3 / 4) - placeHoldersCount(b64)
}

function toByteArray (b64) {
  var i, l, tmp, placeHolders, arr
  var len = b64.length
  placeHolders = placeHoldersCount(b64)

  arr = new Arr((len * 3 / 4) - placeHolders)

  // if there are placeholders, only get up to the last complete 4 chars
  l = placeHolders > 0 ? len - 4 : len

  var L = 0

  for (i = 0; i < l; 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[L++] = (tmp >> 16) & 0xFF
    arr[L++] = (tmp >> 8) & 0xFF
    arr[L++] = tmp & 0xFF
  }

  if (placeHolders === 2) {
    tmp = (revLookup[b64.charCodeAt(i)] << 2) | (revLookup[b64.charCodeAt(i + 1)] >> 4)
    arr[L++] = tmp & 0xFF
  } else if (placeHolders === 1) {
    tmp = (revLookup[b64.charCodeAt(i)] << 10) | (revLookup[b64.charCodeAt(i + 1)] << 4) | (revLookup[b64.charCodeAt(i + 2)] >> 2)
    arr[L++] = (tmp >> 8) & 0xFF
    arr[L++] = 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) + (uint8[i + 1] << 8) + (uint8[i + 2])
    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 output = ''
  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]
    output += lookup[tmp >> 2]
    output += lookup[(tmp << 4) & 0x3F]
    output += '=='
  } else if (extraBytes === 2) {
    tmp = (uint8[len - 2] << 8) + (uint8[len - 1])
    output += lookup[tmp >> 10]
    output += lookup[(tmp >> 4) & 0x3F]
    output += lookup[(tmp << 2) & 0x3F]
    output += '='
  }

  parts.push(output)

  return parts.join('')
}

},{}],35:[function(require,module,exports){
/*!
 * The buffer module from node.js, for the browser.
 *
 * @author   Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
 * @license  MIT
 */
/* eslint-disable no-proto */

'use strict'

var base64 = require('base64-js')
var ieee754 = require('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
  }
}

function createBuffer (length) {
  if (length > K_MAX_LENGTH) {
    throw new RangeError('Invalid typed array length')
  }
  // 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 Error(
        'If encoding is specified then the first argument must be a string'
      )
    }
    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 &&
    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 === 'number') {
    throw new TypeError('"value" argument must not be a number')
  }

  if (isArrayBuffer(value)) {
    return fromArrayBuffer(value, encodingOrOffset, length)
  }

  if (typeof value === 'string') {
    return fromString(value, encodingOrOffset)
  }

  return fromObject(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 a number')
  } else if (size < 0) {
    throw new RangeError('"size" argument must not be negative')
  }
}

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('"encoding" must be a valid string 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 out of bounds')
  }

  if (array.byteLength < byteOffset + (length || 0)) {
    throw new RangeError('\'length\' is out of 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) {
    if (isArrayBufferView(obj) || 'length' in obj) {
      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)
    }
  }

  throw new TypeError('First argument must be a string, Buffer, ArrayBuffer, Array, or array-like object.')
}

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
}

Buffer.compare = function compare (a, b) {
  if (!Buffer.isBuffer(a) || !Buffer.isBuffer(b)) {
    throw new TypeError('Arguments must be Buffers')
  }

  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 (!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 (isArrayBufferView(string) || isArrayBuffer(string)) {
    return string.byteLength
  }
  if (typeof string !== 'string') {
    string = '' + string
  }

  var len = string.length
  if (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':
      case undefined:
        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 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.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
  if (this.length > 0) {
    str = this.toString('hex', 0, max).match(/.{2}/g).join(' ')
    if (this.length > max) str += ' ... '
  }
  return '<Buffer ' + str + '>'
}

Buffer.prototype.compare = function compare (target, start, end, thisStart, thisEnd) {
  if (!Buffer.isBuffer(target)) {
    throw new TypeError('Argument must be a Buffer')
  }

  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
    }
  }

  // must be an even number of digits
  var strLen = string.length
  if (strLen % 2 !== 0) throw new TypeError('Invalid hex string')

  if (length > strLen / 2) {
    length = strLen / 2
  }
  for (var i = 0; i < length; ++i) {
    var parsed = parseInt(string.substr(i * 2, 2), 16)
    if (numberIsNaN(parsed)) return i
    buf[offset + i] = parsed
  }
  return i
}

function utf8Write (buf, string, offset, length) {
  return blitBuffer(utf8ToBytes(string, buf.length - offset), buf, offset, length)
}

function asciiWrite (buf, string, offset, length) {
  return blitBuffer(asciiToBytes(string), buf, offset, length)
}

function latin1Write (buf, string, offset, length) {
  return asciiWrite(buf, string, offset, length)
}

function base64Write (buf, string, offset, length) {
  return blitBuffer(base64ToBytes(string), buf, offset, length)
}

function ucs2Write (buf, string, offset, length) {
  return blitBuffer(utf16leToBytes(string, buf.length - offset), buf, offset, length)
}

Buffer.prototype.write = function write (string, offset, length, encoding) {
  // Buffer#write(string)
  if (offset === undefined) {
    encoding = 'utf8'
    length = this.length
    offset = 0
  // Buffer#write(string, encoding)
  } else if (length === undefined && typeof offset === 'string') {
    encoding = offset
    length = this.length
    offset = 0
  // Buffer#write(string, offset[, length][, encoding])
  } else if (isFinite(offset)) {
    offset = offset >>> 0
    if (isFinite(length)) {
      length = length >>> 0
      if (encoding === undefined) encoding = 'utf8'
    } else {
      encoding = length
      length = undefined
    }
  } else {
    throw new Error(
      'Buffer.write(string, encoding, offset[, length]) is no longer supported'
    )
  }

  var remaining = this.length - offset
  if (length === undefined || length > remaining) length = remaining

  if ((string.length > 0 && (length < 0 || offset < 0)) || offset > this.length) {
    throw new RangeError('Attempt to write outside buffer bounds')
  }

  if (!encoding) encoding = 'utf8'

  var loweredCase = false
  for (;;) {
    switch (encoding) {
      case 'hex':
        return hexWrite(this, string, offset, length)

      case 'utf8':
      case 'utf-8':
        return utf8Write(this, string, offset, length)

      case 'ascii':
        return asciiWrite(this, string, offset, length)

      case 'latin1':
      case 'binary':
        return latin1Write(this, string, offset, length)

      case 'base64':
        // Warning: maxLength not taken into account in base64Write
        return base64Write(this, string, offset, length)

      case 'ucs2':
      case 'ucs-2':
      case 'utf16le':
      case 'utf-16le':
        return ucs2Write(this, string, offset, length)

      default:
        if (loweredCase) throw new TypeError('Unknown encoding: ' + encoding)
        encoding = ('' + encoding).toLowerCase()
        loweredCase = true
    }
  }
}

Buffer.prototype.toJSON = function toJSON () {
  return {
    type: 'Buffer',
    data: Array.prototype.slice.call(this._arr || this, 0)
  }
}

function base64Slice (buf, start, end) {
  if (start === 0 && end === buf.length) {
    return base64.fromByteArray(buf)
  } else {
    return base64.fromByteArray(buf.slice(start, end))
  }
}

function utf8Slice (buf, start, end) {
  end = Math.min(buf.length, end)
  var res = []

  var i = start
  while (i < end) {
    var firstByte = buf[i]
    var codePoint = null
    var bytesPerSequence = (firstByte > 0xEF) ? 4
      : (firstByte > 0xDF) ? 3
      : (firstByte > 0xBF) ? 2
      : 1

    if (i + bytesPerSequence <= end) {
      var secondByte, thirdByte, fourthByte, tempCodePoint

      switch (bytesPerSequence) {
        case 1:
          if (firstByte < 0x80) {
            codePoint = firstByte
          }
          break
        case 2:
          secondByte = buf[i + 1]
          if ((secondByte & 0xC0) === 0x80) {
            tempCodePoint = (firstByte & 0x1F) << 0x6 | (secondByte & 0x3F)
            if (tempCodePoint > 0x7F) {
              codePoint = tempCodePoint
            }
          }
          break
        case 3:
          secondByte = buf[i + 1]
          thirdByte = buf[i + 2]
          if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80) {
            tempCodePoint = (firstByte & 0xF) << 0xC | (secondByte & 0x3F) << 0x6 | (thirdByte & 0x3F)
            if (tempCodePoint > 0x7FF && (tempCodePoint < 0xD800 || tempCodePoint > 0xDFFF)) {
              codePoint = tempCodePoint
            }
          }
          break
        case 4:
          secondByte = buf[i + 1]
          thirdByte = buf[i + 2]
          fourthByte = buf[i + 3]
          if ((secondByte & 0xC0) === 0x80 && (thirdByte & 0xC0) === 0x80 && (fourthByte & 0xC0) === 0x80) {
            tempCodePoint = (firstByte & 0xF) << 0x12 | (secondByte & 0x3F) << 0xC | (thirdByte & 0x3F) << 0x6 | (fourthByte & 0x3F)
            if (tempCodePoint > 0xFFFF && tempCodePoint < 0x110000) {
              codePoint = tempCodePoint
            }
          }
      }
    }

    if (codePoint === null) {
      // we did not generate a valid codePoint so insert a
      // replacement char (U+FFFD) and advance only 1 byte
      codePoint = 0xFFFD
      bytesPerSequence = 1
    } else if (codePoint > 0xFFFF) {
      // encode to utf16 (surrogate pair dance)
      codePoint -= 0x10000
      res.push(codePoint >>> 10 & 0x3FF | 0xD800)
      codePoint = 0xDC00 | codePoint & 0x3FF
    }

    res.push(codePoint)
    i += bytesPerSequence
  }

  return decodeCodePointsArray(res)
}

// Based on http://stackoverflow.com/a/22747272/680742, the browser with
// the lowest limit is Chrome, with 0x10000 args.
// We go 1 magnitude less, for safety
var MAX_ARGUMENTS_LENGTH = 0x1000

function decodeCodePointsArray (codePoints) {
  var len = codePoints.length
  if (len <= MAX_ARGUMENTS_LENGTH) {
    return String.fromCharCode.apply(String, codePoints) // avoid extra slice()
  }

  // Decode in chunks to avoid "call stack size exceeded".
  var res = ''
  var i = 0
  while (i < len) {
    res += String.fromCharCode.apply(
      String,
      codePoints.slice(i, i += MAX_ARGUMENTS_LENGTH)
    )
  }
  return res
}

function asciiSlice (buf, start, end) {
  var ret = ''
  end = Math.min(buf.length, end)

  for (var i = start; i < end; ++i) {
    ret += String.fromCharCode(buf[i] & 0x7F)
  }
  return ret
}

function latin1Slice (buf, start, end) {
  var ret = ''
  end = Math.min(buf.length, end)

  for (var i = start; i < end; ++i) {
    ret += String.fromCharCode(buf[i])
  }
  return ret
}

function hexSlice (buf, start, end) {
  var len = buf.length

  if (!start || start < 0) start = 0
  if (!end || end < 0 || end > len) end = len

  var out = ''
  for (var i = start; i < end; ++i) {
    out += toHex(buf[i])
  }
  return out
}

function utf16leSlice (buf, start, end) {
  var bytes = buf.slice(start, end)
  var res = ''
  for (var i = 0; i < bytes.length; i += 2) {
    res += String.fromCharCode(bytes[i] + (bytes[i + 1] * 256))
  }
  return res
}

Buffer.prototype.slice = function slice (start, end) {
  var len = this.length
  start = ~~start
  end = end === undefined ? len : ~~end

  if (start < 0) {
    start += len
    if (start < 0) start = 0
  } else if (start > len) {
    start = len
  }

  if (end < 0) {
    end += len
    if (end < 0) end = 0
  } else if (end > len) {
    end = len
  }

  if (end < start) end = start

  var newBuf = this.subarray(start, end)
  // Return an augmented `Uint8Array` instance
  newBuf.__proto__ = Buffer.prototype
  return newBuf
}

/*
 * Need to make sure that buffer isn't trying to write out of bounds.
 */
function checkOffset (offset, ext, length) {
  if ((offset % 1) !== 0 || offset < 0) throw new RangeError('offset is not uint')
  if (offset + ext > length) throw new RangeError('Trying to access beyond buffer length')
}

Buffer.prototype.readUIntLE = function readUIntLE (offset, byteLength, noAssert) {
  offset = offset >>> 0
  byteLength = byteLength >>> 0
  if (!noAssert) checkOffset(offset, byteLength, this.length)

  var val = this[offset]
  var mul = 1
  var i = 0
  while (++i < byteLength && (mul *= 0x100)) {
    val += this[offset + i] * mul
  }

  return val
}

Buffer.prototype.readUIntBE = function readUIntBE (offset, byteLength, noAssert) {
  offset = offset >>> 0
  byteLength = byteLength >>> 0
  if (!noAssert) {
    checkOffset(offset, byteLength, this.length)
  }

  var val = this[offset + --byteLength]
  var mul = 1
  while (byteLength > 0 && (mul *= 0x100)) {
    val += this[offset + --byteLength] * mul
  }

  return val
}

Buffer.prototype.readUInt8 = function readUInt8 (offset, noAssert) {
  offset = offset >>> 0
  if (!noAssert) checkOffset(offset, 1, this.length)
  return this[offset]
}

Buffer.prototype.readUInt16LE = function readUInt16LE (offset, noAssert) {
  offset = offset >>> 0
  if (!noAssert) checkOffset(offset, 2, this.length)
  return this[offset] | (this[offset + 1] << 8)
}

Buffer.prototype.readUInt16BE = function readUInt16BE (offset, noAssert) {
  offset = offset >>> 0
  if (!noAssert) checkOffset(offset, 2, this.length)
  return (this[offset] << 8) | this[offset + 1]
}

Buffer.prototype.readUInt32LE = function readUInt32LE (offset, noAssert) {
  offset = offset >>> 0
  if (!noAssert) checkOffset(offset, 4, this.length)

  return ((this[offset]) |
      (this[offset + 1] << 8) |
      (this[offset + 2] << 16)) +
      (this[offset + 3] * 0x1000000)
}

Buffer.prototype.readUInt32BE = function readUInt32BE (offset, noAssert) {
  offset = offset >>> 0
  if (!noAssert) checkOffset(offset, 4, this.length)

  return (this[offset] * 0x1000000) +
    ((this[offset + 1] << 16) |
    (this[offset + 2] << 8) |
    this[offset + 3])
}

Buffer.prototype.readIntLE = function readIntLE (offset, byteLength, noAssert) {
  offset = offset >>> 0
  byteLength = byteLength >>> 0
  if (!noAssert) checkOffset(offset, byteLength, this.length)

  var val = this[offset]
  var mul = 1
  var i = 0
  while (++i < byteLength && (mul *= 0x100)) {
    val += this[offset + i] * mul
  }
  mul *= 0x80

  if (val >= mul) val -= Math.pow(2, 8 * byteLength)

  return val
}

Buffer.prototype.readIntBE = function readIntBE (offset, byteLength, noAssert) {
  offset = offset >>> 0
  byteLength = byteLength >>> 0
  if (!noAssert) checkOffset(offset, byteLength, this.length)

  var i = byteLength
  var mul = 1
  var val = this[offset + --i]
  while (i > 0 && (mul *= 0x100)) {
    val += this[offset + --i] * mul
  }
  mul *= 0x80

  if (val >= mul) val -= Math.pow(2, 8 * byteLength)

  return val
}

Buffer.prototype.readInt8 = function readInt8 (offset, noAssert) {
  offset = offset >>> 0
  if (!noAssert) checkOffset(offset, 1, this.length)
  if (!(this[offset] & 0x80)) return (this[offset])
  return ((0xff - this[offset] + 1) * -1)
}

Buffer.prototype.readInt16LE = function readInt16LE (offset, noAssert) {
  offset = offset >>> 0
  if (!noAssert) checkOffset(offset, 2, this.length)
  var val = this[offset] | (this[offset + 1] << 8)
  return (val & 0x8000) ? val | 0xFFFF0000 : val
}

Buffer.prototype.readInt16BE = function readInt16BE (offset, noAssert) {
  offset = offset >>> 0
  if (!noAssert) checkOffset(offset, 2, this.length)
  var val = this[offset + 1] | (this[offset] << 8)
  return (val & 0x8000) ? val | 0xFFFF0000 : val
}

Buffer.prototype.readInt32LE = function readInt32LE (offset, noAssert) {
  offset = offset >>> 0
  if (!noAssert) checkOffset(offset, 4, this.length)

  return (this[offset]) |
    (this[offset + 1] << 8) |
    (this[offset + 2] << 16) |
    (this[offset + 3] << 24)
}

Buffer.prototype.readInt32BE = function readInt32BE (offset, noAssert) {
  offset = offset >>> 0
  if (!noAssert) checkOffset(offset, 4, this.length)

  return (this[offset] << 24) |
    (this[offset + 1] << 16) |
    (this[offset + 2] << 8) |
    (this[offset + 3])
}

Buffer.prototype.readFloatLE = function readFloatLE (offset, noAssert) {
  offset = offset >>> 0
  if (!noAssert) checkOffset(offset, 4, this.length)
  return ieee754.read(this, offset, true, 23, 4)
}

Buffer.prototype.readFloatBE = function readFloatBE (offset, noAssert) {
  offset = offset >>> 0
  if (!noAssert) checkOffset(offset, 4, this.length)
  return ieee754.read(this, offset, false, 23, 4)
}

Buffer.prototype.readDoubleLE = function readDoubleLE (offset, noAssert) {
  offset = offset >>> 0
  if (!noAssert) checkOffset(offset, 8, this.length)
  return ieee754.read(this, offset, true, 52, 8)
}

Buffer.prototype.readDoubleBE = function readDoubleBE (offset, noAssert) {
  offset = offset >>> 0
  if (!noAssert) checkOffset(offset, 8, this.length)
  return ieee754.read(this, offset, false, 52, 8)
}

function checkInt (buf, value, offset, ext, max, min) {
  if (!Buffer.isBuffer(buf)) throw new TypeError('"buffer" argument must be a Buffer instance')
  if (value > max || value < min) throw new RangeError('"value" argument is out of bounds')
  if (offset + ext > buf.length) throw new RangeError('Index out of range')
}

Buffer.prototype.writeUIntLE = function writeUIntLE (value, offset, byteLength, noAssert) {
  value = +value
  offset = offset >>> 0
  byteLength = byteLength >>> 0
  if (!noAssert) {
    var maxBytes = Math.pow(2, 8 * byteLength) - 1
    checkInt(this, value, offset, byteLength, maxBytes, 0)
  }

  var mul = 1
  var i = 0
  this[offset] = value & 0xFF
  while (++i < byteLength && (mul *= 0x100)) {
    this[offset + i] = (value / mul) & 0xFF
  }

  return offset + byteLength
}

Buffer.prototype.writeUIntBE = function writeUIntBE (value, offset, byteLength, noAssert) {
  value = +value
  offset = offset >>> 0
  byteLength = byteLength >>> 0
  if (!noAssert) {
    var maxBytes = Math.pow(2, 8 * byteLength) - 1
    checkInt(this, value, offset, byteLength, maxBytes, 0)
  }

  var i = byteLength - 1
  var mul = 1
  this[offset + i] = value & 0xFF
  while (--i >= 0 && (mul *= 0x100)) {
    this[offset + i] = (value / mul) & 0xFF
  }

  return offset + byteLength
}

Buffer.prototype.writeUInt8 = function writeUInt8 (value, offset, noAssert) {
  value = +value
  offset = offset >>> 0
  if (!noAssert) checkInt(this, value, offset, 1, 0xff, 0)
  this[offset] = (value & 0xff)
  return offset + 1
}

Buffer.prototype.writeUInt16LE = function writeUInt16LE (value, offset, noAssert) {
  value = +value
  offset = offset >>> 0
  if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
  this[offset] = (value & 0xff)
  this[offset + 1] = (value >>> 8)
  return offset + 2
}

Buffer.prototype.writeUInt16BE = function writeUInt16BE (value, offset, noAssert) {
  value = +value
  offset = offset >>> 0
  if (!noAssert) checkInt(this, value, offset, 2, 0xffff, 0)
  this[offset] = (value >>> 8)
  this[offset + 1] = (value & 0xff)
  return offset + 2
}

Buffer.prototype.writeUInt32LE = function writeUInt32LE (value, offset, noAssert) {
  value = +value
  offset = offset >>> 0
  if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
  this[offset + 3] = (value >>> 24)
  this[offset + 2] = (value >>> 16)
  this[offset + 1] = (value >>> 8)
  this[offset] = (value & 0xff)
  return offset + 4
}

Buffer.prototype.writeUInt32BE = function writeUInt32BE (value, offset, noAssert) {
  value = +value
  offset = offset >>> 0
  if (!noAssert) checkInt(this, value, offset, 4, 0xffffffff, 0)
  this[offset] = (value >>> 24)
  this[offset + 1] = (value >>> 16)
  this[offset + 2] = (value >>> 8)
  this[offset + 3] = (value & 0xff)
  return offset + 4
}

Buffer.prototype.writeIntLE = function writeIntLE (value, offset, byteLength, noAssert) {
  value = +value
  offset = offset >>> 0
  if (!noAssert) {
    var limit = Math.pow(2, (8 * byteLength) - 1)

    checkInt(this, value, offset, byteLength, limit - 1, -limit)
  }

  var i = 0
  var mul = 1
  var sub = 0
  this[offset] = value & 0xFF
  while (++i < byteLength && (mul *= 0x100)) {
    if (value < 0 && sub === 0 && this[offset + i - 1] !== 0) {
      sub = 1
    }
    this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
  }

  return offset + byteLength
}

Buffer.prototype.writeIntBE = function writeIntBE (value, offset, byteLength, noAssert) {
  value = +value
  offset = offset >>> 0
  if (!noAssert) {
    var limit = Math.pow(2, (8 * byteLength) - 1)

    checkInt(this, value, offset, byteLength, limit - 1, -limit)
  }

  var i = byteLength - 1
  var mul = 1
  var sub = 0
  this[offset + i] = value & 0xFF
  while (--i >= 0 && (mul *= 0x100)) {
    if (value < 0 && sub === 0 && this[offset + i + 1] !== 0) {
      sub = 1
    }
    this[offset + i] = ((value / mul) >> 0) - sub & 0xFF
  }

  return offset + byteLength
}

Buffer.prototype.writeInt8 = function writeInt8 (value, offset, noAssert) {
  value = +value
  offset = offset >>> 0
  if (!noAssert) checkInt(this, value, offset, 1, 0x7f, -0x80)
  if (value < 0) value = 0xff + value + 1
  this[offset] = (value & 0xff)
  return offset + 1
}

Buffer.prototype.writeInt16LE = function writeInt16LE (value, offset, noAssert) {
  value = +value
  offset = offset >>> 0
  if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
  this[offset] = (value & 0xff)
  this[offset + 1] = (value >>> 8)
  return offset + 2
}

Buffer.prototype.writeInt16BE = function writeInt16BE (value, offset, noAssert) {
  value = +value
  offset = offset >>> 0
  if (!noAssert) checkInt(this, value, offset, 2, 0x7fff, -0x8000)
  this[offset] = (value >>> 8)
  this[offset + 1] = (value & 0xff)
  return offset + 2
}

Buffer.prototype.writeInt32LE = function writeInt32LE (value, offset, noAssert) {
  value = +value
  offset = offset >>> 0
  if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
  this[offset] = (value & 0xff)
  this[offset + 1] = (value >>> 8)
  this[offset + 2] = (value >>> 16)
  this[offset + 3] = (value >>> 24)
  return offset + 4
}

Buffer.prototype.writeInt32BE = function writeInt32BE (value, offset, noAssert) {
  value = +value
  offset = offset >>> 0
  if (!noAssert) checkInt(this, value, offset, 4, 0x7fffffff, -0x80000000)
  if (value < 0) value = 0xffffffff + value + 1
  this[offset] = (value >>> 24)
  this[offset + 1] = (value >>> 16)
  this[offset + 2] = (value >>> 8)
  this[offset + 3] = (value & 0xff)
  return offset + 4
}

function checkIEEE754 (buf, value, offset, ext, max, min) {
  if (offset + ext > buf.length) throw new RangeError('Index out of range')
  if (offset < 0) throw new RangeError('Index out of range')
}

function writeFloat (buf, value, offset, littleEndian, noAssert) {
  value = +value
  offset = offset >>> 0
  if (!noAssert) {
    checkIEEE754(buf, value, offset, 4, 3.4028234663852886e+38, -3.4028234663852886e+38)
  }
  ieee754.write(buf, value, offset, littleEndian, 23, 4)
  return offset + 4
}

Buffer.prototype.writeFloatLE = function writeFloatLE (value, offset, noAssert) {
  return writeFloat(this, value, offset, true, noAssert)
}

Buffer.prototype.writeFloatBE = function writeFloatBE (value, offset, noAssert) {
  return writeFloat(this, value, offset, false, noAssert)
}

function writeDouble (buf, value, offset, littleEndian, noAssert) {
  value = +value
  offset = offset >>> 0
  if (!noAssert) {
    checkIEEE754(buf, value, offset, 8, 1.7976931348623157E+308, -1.7976931348623157E+308)
  }
  ieee754.write(buf, value, offset, littleEndian, 52, 8)
  return offset + 8
}

Buffer.prototype.writeDoubleLE = function writeDoubleLE (value, offset, noAssert) {
  return writeDouble(this, value, offset, true, noAssert)
}

Buffer.prototype.writeDoubleBE = function writeDoubleBE (value, offset, noAssert) {
  return writeDouble(this, value, offset, false, noAssert)
}

// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
Buffer.prototype.copy = function copy (target, targetStart, start, end) {
  if (!start) start = 0
  if (!end && end !== 0) end = this.length
  if (targetStart >= target.length) targetStart = target.length
  if (!targetStart) targetStart = 0
  if (end > 0 && end < start) end = start

  // Copy 0 bytes; we're done
  if (end === start) return 0
  if (target.length === 0 || this.length === 0) return 0

  // Fatal error conditions
  if (targetStart < 0) {
    throw new RangeError('targetStart out of bounds')
  }
  if (start < 0 || start >= this.length) throw new RangeError('sourceStart out of bounds')
  if (end < 0) throw new RangeError('sourceEnd out of bounds')

  // Are we oob?
  if (end > this.length) end = this.length
  if (target.length - targetStart < end - start) {
    end = target.length - targetStart + start
  }

  var len = end - start
  var i

  if (this === target && start < targetStart && targetStart < end) {
    // descending copy from end
    for (i = len - 1; i >= 0; --i) {
      target[i + targetStart] = this[i + start]
    }
  } else if (len < 1000) {
    // ascending copy from start
    for (i = 0; i < len; ++i) {
      target[i + targetStart] = this[i + start]
    }
  } else {
    Uint8Array.prototype.set.call(
      target,
      this.subarray(start, start + len),
      targetStart
    )
  }

  return len
}

// Usage:
//    buffer.fill(number[, offset[, end]])
//    buffer.fill(buffer[, offset[, end]])
//    buffer.fill(string[, offset[, end]][, encoding])
Buffer.prototype.fill = function fill (val, start, end, encoding) {
  // Handle string cases:
  if (typeof val === 'string') {
    if (typeof start === 'string') {
      encoding = start
      start = 0
      end = this.length
    } else if (typeof end === 'string') {
      encoding = end
      end = this.length
    }
    if (val.length === 1) {
      var code = val.charCodeAt(0)
      if (code < 256) {
        val = code
      }
    }
    if (encoding !== undefined && typeof encoding !== 'string') {
      throw new TypeError('encoding must be a string')
    }
    if (typeof encoding === 'string' && !Buffer.isEncoding(encoding)) {
      throw new TypeError('Unknown encoding: ' + encoding)
    }
  } else if (typeof val === 'number') {
    val = val & 255
  }

  // Invalid ranges are not set to a default, so can range check early.
  if (start < 0 || this.length < start || this.length < end) {
    throw new RangeError('Out of range index')
  }

  if (end <= start) {
    return this
  }

  start = start >>> 0
  end = end === undefined ? this.length : end >>> 0

  if (!val) val = 0

  var i
  if (typeof val === 'number') {
    for (i = start; i < end; ++i) {
      this[i] = val
    }
  } else {
    var bytes = Buffer.isBuffer(val)
      ? val
      : new Buffer(val, encoding)
    var len = bytes.length
    for (i = 0; i < end - start; ++i) {
      this[i + start] = bytes[i % len]
    }
  }

  return this
}

// HELPER FUNCTIONS
// ================

var INVALID_BASE64_RE = /[^+/0-9A-Za-z-_]/g

function base64clean (str) {
  // Node strips out invalid characters like \n and \t from the string, base64-js does not
  str = str.trim().replace(INVALID_BASE64_RE, '')
  // Node converts strings with length < 2 to ''
  if (str.length < 2) return ''
  // Node allows for non-padded base64 strings (missing trailing ===), base64-js does not
  while (str.length % 4 !== 0) {
    str = str + '='
  }
  return str
}

function toHex (n) {
  if (n < 16) return '0' + n.toString(16)
  return n.toString(16)
}

function utf8ToBytes (string, units) {
  units = units || Infinity
  var codePoint
  var length = string.length
  var leadSurrogate = null
  var bytes = []

  for (var i = 0; i < length; ++i) {
    codePoint = string.charCodeAt(i)

    // is surrogate component
    if (codePoint > 0xD7FF && codePoint < 0xE000) {
      // last char was a lead
      if (!leadSurrogate) {
        // no lead yet
        if (codePoint > 0xDBFF) {
          // unexpected trail
          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
          continue
        } else if (i + 1 === length) {
          // unpaired lead
          if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
          continue
        }

        // valid lead
        leadSurrogate = codePoint

        continue
      }

      // 2 leads in a row
      if (codePoint < 0xDC00) {
        if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
        leadSurrogate = codePoint
        continue
      }

      // valid surrogate pair
      codePoint = (leadSurrogate - 0xD800 << 10 | codePoint - 0xDC00) + 0x10000
    } else if (leadSurrogate) {
      // valid bmp char, but last char was a lead
      if ((units -= 3) > -1) bytes.push(0xEF, 0xBF, 0xBD)
    }

    leadSurrogate = null

    // encode utf8
    if (codePoint < 0x80) {
      if ((units -= 1) < 0) break
      bytes.push(codePoint)
    } else if (codePoint < 0x800) {
      if ((units -= 2) < 0) break
      bytes.push(
        codePoint >> 0x6 | 0xC0,
        codePoint & 0x3F | 0x80
      )
    } else if (codePoint < 0x10000) {
      if ((units -= 3) < 0) break
      bytes.push(
        codePoint >> 0xC | 0xE0,
        codePoint >> 0x6 & 0x3F | 0x80,
        codePoint & 0x3F | 0x80
      )
    } else if (codePoint < 0x110000) {
      if ((units -= 4) < 0) break
      bytes.push(
        codePoint >> 0x12 | 0xF0,
        codePoint >> 0xC & 0x3F | 0x80,
        codePoint >> 0x6 & 0x3F | 0x80,
        codePoint & 0x3F | 0x80
      )
    } else {
      throw new Error('Invalid code point')
    }
  }

  return bytes
}

function asciiToBytes (str) {
  var byteArray = []
  for (var i = 0; i < str.length; ++i) {
    // Node's code seems to be doing this and not & 0x7F..
    byteArray.push(str.charCodeAt(i) & 0xFF)
  }
  return byteArray
}

function utf16leToBytes (str, units) {
  var c, hi, lo
  var byteArray = []
  for (var i = 0; i < str.length; ++i) {
    if ((units -= 2) < 0) break

    c = str.charCodeAt(i)
    hi = c >> 8
    lo = c % 256
    byteArray.push(lo)
    byteArray.push(hi)
  }

  return byteArray
}

function base64ToBytes (str) {
  return base64.toByteArray(base64clean(str))
}

function blitBuffer (src, dst, offset, length) {
  for (var i = 0; i < length; ++i) {
    if ((i + offset >= dst.length) || (i >= src.length)) break
    dst[i + offset] = src[i]
  }
  return i
}

// ArrayBuffers from another context (i.e. an iframe) do not pass the `instanceof` check
// but they should be treated as valid. See: https://github.com/feross/buffer/issues/166
function isArrayBuffer (obj) {
  return obj instanceof ArrayBuffer ||
    (obj != null && obj.constructor != null && obj.constructor.name === 'ArrayBuffer' &&
      typeof obj.byteLength === 'number')
}

// Node 0.10 supports `ArrayBuffer` but lacks `ArrayBuffer.isView`
function isArrayBufferView (obj) {
  return (typeof ArrayBuffer.isView === 'function') && ArrayBuffer.isView(obj)
}

function numberIsNaN (obj) {
  return obj !== obj // eslint-disable-line no-self-compare
}

},{"base64-js":34,"ieee754":36}],36:[function(require,module,exports){
arguments[4][3][0].apply(exports,arguments)
},{"dup":3}]},{},[1])(1)
});