(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);throw new Error("Cannot find module '"+o+"'")}var f=n[o]={exports:{}};t[o][0].call(f.exports,function(e){var n=t[o][1][e];return s(n?n:e)},f,f.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){
module.exports = require('./lib/chai');

},{"./lib/chai":2}],2:[function(require,module,exports){
/*!
 * chai
 * Copyright(c) 2011-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

var used = []
  , exports = module.exports = {};

/*!
 * Chai version
 */

exports.version = '1.8.1';

/*!
 * Assertion Error
 */

exports.AssertionError = require('assertion-error');

/*!
 * Utils for plugins (not exported)
 */

var util = require('./chai/utils');

/**
 * # .use(function)
 *
 * Provides a way to extend the internals of Chai
 *
 * @param {Function}
 * @returns {this} for chaining
 * @api public
 */

exports.use = function (fn) {
  if (!~used.indexOf(fn)) {
    fn(this, util);
    used.push(fn);
  }

  return this;
};

/*!
 * Primary `Assertion` prototype
 */

var assertion = require('./chai/assertion');
exports.use(assertion);

/*!
 * Core Assertions
 */

var core = require('./chai/core/assertions');
exports.use(core);

/*!
 * Expect interface
 */

var expect = require('./chai/interface/expect');
exports.use(expect);

/*!
 * Should interface
 */

var should = require('./chai/interface/should');
exports.use(should);

/*!
 * Assert interface
 */

var assert = require('./chai/interface/assert');
exports.use(assert);

},{"./chai/assertion":3,"./chai/core/assertions":4,"./chai/interface/assert":5,"./chai/interface/expect":6,"./chai/interface/should":7,"./chai/utils":18,"assertion-error":27}],3:[function(require,module,exports){
/*!
 * chai
 * http://chaijs.com
 * Copyright(c) 2011-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

module.exports = function (_chai, util) {
  /*!
   * Module dependencies.
   */

  var AssertionError = _chai.AssertionError
    , flag = util.flag;

  /*!
   * Module export.
   */

  _chai.Assertion = Assertion;

  /*!
   * Assertion Constructor
   *
   * Creates object for chaining.
   *
   * @api private
   */

  function Assertion (obj, msg, stack) {
    flag(this, 'ssfi', stack || arguments.callee);
    flag(this, 'object', obj);
    flag(this, 'message', msg);
  }

  /*!
    * ### Assertion.includeStack
    *
    * User configurable property, influences whether stack trace
    * is included in Assertion error message. Default of false
    * suppresses stack trace in the error message
    *
    *     Assertion.includeStack = true;  // enable stack on error
    *
    * @api public
    */

  Assertion.includeStack = false;

  /*!
   * ### Assertion.showDiff
   *
   * User configurable property, influences whether or not
   * the `showDiff` flag should be included in the thrown
   * AssertionErrors. `false` will always be `false`; `true`
   * will be true when the assertion has requested a diff
   * be shown.
   *
   * @api public
   */

  Assertion.showDiff = true;

  Assertion.addProperty = function (name, fn) {
    util.addProperty(this.prototype, name, fn);
  };

  Assertion.addMethod = function (name, fn) {
    util.addMethod(this.prototype, name, fn);
  };

  Assertion.addChainableMethod = function (name, fn, chainingBehavior) {
    util.addChainableMethod(this.prototype, name, fn, chainingBehavior);
  };

  Assertion.overwriteProperty = function (name, fn) {
    util.overwriteProperty(this.prototype, name, fn);
  };

  Assertion.overwriteMethod = function (name, fn) {
    util.overwriteMethod(this.prototype, name, fn);
  };

  Assertion.overwriteChainableMethod = function (name, fn, chainingBehavior) {
    util.overwriteChainableMethod(this.prototype, name, fn, chainingBehavior);
  };

  /*!
   * ### .assert(expression, message, negateMessage, expected, actual)
   *
   * Executes an expression and check expectations. Throws AssertionError for reporting if test doesn't pass.
   *
   * @name assert
   * @param {Philosophical} expression to be tested
   * @param {String} message to display if fails
   * @param {String} negatedMessage to display if negated expression fails
   * @param {Mixed} expected value (remember to check for negation)
   * @param {Mixed} actual (optional) will default to `this.obj`
   * @api private
   */

  Assertion.prototype.assert = function (expr, msg, negateMsg, expected, _actual, showDiff) {
    var ok = util.test(this, arguments);
    if (true !== showDiff) showDiff = false;
    if (true !== Assertion.showDiff) showDiff = false;

    if (!ok) {
      var msg = util.getMessage(this, arguments)
        , actual = util.getActual(this, arguments);
      throw new AssertionError(msg, {
          actual: actual
        , expected: expected
        , showDiff: showDiff
      }, (Assertion.includeStack) ? this.assert : flag(this, 'ssfi'));
    }
  };

  /*!
   * ### ._obj
   *
   * Quick reference to stored `actual` value for plugin developers.
   *
   * @api private
   */

  Object.defineProperty(Assertion.prototype, '_obj',
    { get: function () {
        return flag(this, 'object');
      }
    , set: function (val) {
        flag(this, 'object', val);
      }
  });
};

},{}],4:[function(require,module,exports){
/*!
 * chai
 * http://chaijs.com
 * Copyright(c) 2011-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

module.exports = function (chai, _) {
  var Assertion = chai.Assertion
    , toString = Object.prototype.toString
    , flag = _.flag;

  /**
   * ### Language Chains
   *
   * The following are provided as chainable getters to
   * improve the readability of your assertions. They
   * do not provide an testing capability unless they
   * have been overwritten by a plugin.
   *
   * **Chains**
   *
   * - to
   * - be
   * - been
   * - is
   * - that
   * - and
   * - has
   * - have
   * - with
   * - at
   * - of
   * - same
   *
   * @name language chains
   * @api public
   */

  [ 'to', 'be', 'been'
  , 'is', 'and', 'has', 'have'
  , 'with', 'that', 'at'
  , 'of', 'same' ].forEach(function (chain) {
    Assertion.addProperty(chain, function () {
      return this;
    });
  });

  /**
   * ### .not
   *
   * Negates any of assertions following in the chain.
   *
   *     expect(foo).to.not.equal('bar');
   *     expect(goodFn).to.not.throw(Error);
   *     expect({ foo: 'baz' }).to.have.property('foo')
   *       .and.not.equal('bar');
   *
   * @name not
   * @api public
   */

  Assertion.addProperty('not', function () {
    flag(this, 'negate', true);
  });

  /**
   * ### .deep
   *
   * Sets the `deep` flag, later used by the `equal` and
   * `property` assertions.
   *
   *     expect(foo).to.deep.equal({ bar: 'baz' });
   *     expect({ foo: { bar: { baz: 'quux' } } })
   *       .to.have.deep.property('foo.bar.baz', 'quux');
   *
   * @name deep
   * @api public
   */

  Assertion.addProperty('deep', function () {
    flag(this, 'deep', true);
  });

  /**
   * ### .a(type)
   *
   * The `a` and `an` assertions are aliases that can be
   * used either as language chains or to assert a value's
   * type.
   *
   *     // typeof
   *     expect('test').to.be.a('string');
   *     expect({ foo: 'bar' }).to.be.an('object');
   *     expect(null).to.be.a('null');
   *     expect(undefined).to.be.an('undefined');
   *
   *     // language chain
   *     expect(foo).to.be.an.instanceof(Foo);
   *
   * @name a
   * @alias an
   * @param {String} type
   * @param {String} message _optional_
   * @api public
   */

  function an (type, msg) {
    if (msg) flag(this, 'message', msg);
    type = type.toLowerCase();
    var obj = flag(this, 'object')
      , article = ~[ 'a', 'e', 'i', 'o', 'u' ].indexOf(type.charAt(0)) ? 'an ' : 'a ';

    this.assert(
        type === _.type(obj)
      , 'expected #{this} to be ' + article + type
      , 'expected #{this} not to be ' + article + type
    );
  }

  Assertion.addChainableMethod('an', an);
  Assertion.addChainableMethod('a', an);

  /**
   * ### .include(value)
   *
   * The `include` and `contain` assertions can be used as either property
   * based language chains or as methods to assert the inclusion of an object
   * in an array or a substring in a string. When used as language chains,
   * they toggle the `contain` flag for the `keys` assertion.
   *
   *     expect([1,2,3]).to.include(2);
   *     expect('foobar').to.contain('foo');
   *     expect({ foo: 'bar', hello: 'universe' }).to.include.keys('foo');
   *
   * @name include
   * @alias contain
   * @param {Object|String|Number} obj
   * @param {String} message _optional_
   * @api public
   */

  function includeChainingBehavior () {
    flag(this, 'contains', true);
  }

  function include (val, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object');

    if (_.type(val) === 'object') {
      if (!flag(this, 'negate')) {
        for (var k in val) new Assertion(obj).property(k, val[k]);
        return;
      }
      var subset = {}
      for (var k in val) subset[k] = obj[k]
      var expected = _.eql(subset, val);
    } else {
      var expected = obj && ~obj.indexOf(val)
    }
    this.assert(
        expected
      , 'expected #{this} to include ' + _.inspect(val)
      , 'expected #{this} to not include ' + _.inspect(val));
  }

  Assertion.addChainableMethod('include', include, includeChainingBehavior);
  Assertion.addChainableMethod('contain', include, includeChainingBehavior);

  /**
   * ### .ok
   *
   * Asserts that the target is truthy.
   *
   *     expect('everthing').to.be.ok;
   *     expect(1).to.be.ok;
   *     expect(false).to.not.be.ok;
   *     expect(undefined).to.not.be.ok;
   *     expect(null).to.not.be.ok;
   *
   * @name ok
   * @api public
   */

  Assertion.addProperty('ok', function () {
    this.assert(
        flag(this, 'object')
      , 'expected #{this} to be truthy'
      , 'expected #{this} to be falsy');
  });

  /**
   * ### .true
   *
   * Asserts that the target is `true`.
   *
   *     expect(true).to.be.true;
   *     expect(1).to.not.be.true;
   *
   * @name true
   * @api public
   */

  Assertion.addProperty('true', function () {
    this.assert(
        true === flag(this, 'object')
      , 'expected #{this} to be true'
      , 'expected #{this} to be false'
      , this.negate ? false : true
    );
  });

  /**
   * ### .false
   *
   * Asserts that the target is `false`.
   *
   *     expect(false).to.be.false;
   *     expect(0).to.not.be.false;
   *
   * @name false
   * @api public
   */

  Assertion.addProperty('false', function () {
    this.assert(
        false === flag(this, 'object')
      , 'expected #{this} to be false'
      , 'expected #{this} to be true'
      , this.negate ? true : false
    );
  });

  /**
   * ### .null
   *
   * Asserts that the target is `null`.
   *
   *     expect(null).to.be.null;
   *     expect(undefined).not.to.be.null;
   *
   * @name null
   * @api public
   */

  Assertion.addProperty('null', function () {
    this.assert(
        null === flag(this, 'object')
      , 'expected #{this} to be null'
      , 'expected #{this} not to be null'
    );
  });

  /**
   * ### .undefined
   *
   * Asserts that the target is `undefined`.
   *
   *     expect(undefined).to.be.undefined;
   *     expect(null).to.not.be.undefined;
   *
   * @name undefined
   * @api public
   */

  Assertion.addProperty('undefined', function () {
    this.assert(
        undefined === flag(this, 'object')
      , 'expected #{this} to be undefined'
      , 'expected #{this} not to be undefined'
    );
  });

  /**
   * ### .exist
   *
   * Asserts that the target is neither `null` nor `undefined`.
   *
   *     var foo = 'hi'
   *       , bar = null
   *       , baz;
   *
   *     expect(foo).to.exist;
   *     expect(bar).to.not.exist;
   *     expect(baz).to.not.exist;
   *
   * @name exist
   * @api public
   */

  Assertion.addProperty('exist', function () {
    this.assert(
        null != flag(this, 'object')
      , 'expected #{this} to exist'
      , 'expected #{this} to not exist'
    );
  });


  /**
   * ### .empty
   *
   * Asserts that the target's length is `0`. For arrays, it checks
   * the `length` property. For objects, it gets the count of
   * enumerable keys.
   *
   *     expect([]).to.be.empty;
   *     expect('').to.be.empty;
   *     expect({}).to.be.empty;
   *
   * @name empty
   * @api public
   */

  Assertion.addProperty('empty', function () {
    var obj = flag(this, 'object')
      , expected = obj;

    if (Array.isArray(obj) || 'string' === typeof object) {
      expected = obj.length;
    } else if (typeof obj === 'object') {
      expected = Object.keys(obj).length;
    }

    this.assert(
        !expected
      , 'expected #{this} to be empty'
      , 'expected #{this} not to be empty'
    );
  });

  /**
   * ### .arguments
   *
   * Asserts that the target is an arguments object.
   *
   *     function test () {
   *       expect(arguments).to.be.arguments;
   *     }
   *
   * @name arguments
   * @alias Arguments
   * @api public
   */

  function checkArguments () {
    var obj = flag(this, 'object')
      , type = Object.prototype.toString.call(obj);
    this.assert(
        '[object Arguments]' === type
      , 'expected #{this} to be arguments but got ' + type
      , 'expected #{this} to not be arguments'
    );
  }

  Assertion.addProperty('arguments', checkArguments);
  Assertion.addProperty('Arguments', checkArguments);

  /**
   * ### .equal(value)
   *
   * Asserts that the target is strictly equal (`===`) to `value`.
   * Alternately, if the `deep` flag is set, asserts that
   * the target is deeply equal to `value`.
   *
   *     expect('hello').to.equal('hello');
   *     expect(42).to.equal(42);
   *     expect(1).to.not.equal(true);
   *     expect({ foo: 'bar' }).to.not.equal({ foo: 'bar' });
   *     expect({ foo: 'bar' }).to.deep.equal({ foo: 'bar' });
   *
   * @name equal
   * @alias equals
   * @alias eq
   * @alias deep.equal
   * @param {Mixed} value
   * @param {String} message _optional_
   * @api public
   */

  function assertEqual (val, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object');
    if (flag(this, 'deep')) {
      return this.eql(val);
    } else {
      this.assert(
          val === obj
        , 'expected #{this} to equal #{exp}'
        , 'expected #{this} to not equal #{exp}'
        , val
        , this._obj
        , true
      );
    }
  }

  Assertion.addMethod('equal', assertEqual);
  Assertion.addMethod('equals', assertEqual);
  Assertion.addMethod('eq', assertEqual);

  /**
   * ### .eql(value)
   *
   * Asserts that the target is deeply equal to `value`.
   *
   *     expect({ foo: 'bar' }).to.eql({ foo: 'bar' });
   *     expect([ 1, 2, 3 ]).to.eql([ 1, 2, 3 ]);
   *
   * @name eql
   * @alias eqls
   * @param {Mixed} value
   * @param {String} message _optional_
   * @api public
   */

  function assertEql(obj, msg) {
    if (msg) flag(this, 'message', msg);
    this.assert(
        _.eql(obj, flag(this, 'object'))
      , 'expected #{this} to deeply equal #{exp}'
      , 'expected #{this} to not deeply equal #{exp}'
      , obj
      , this._obj
      , true
    );
  }

  Assertion.addMethod('eql', assertEql);
  Assertion.addMethod('eqls', assertEql);

  /**
   * ### .above(value)
   *
   * Asserts that the target is greater than `value`.
   *
   *     expect(10).to.be.above(5);
   *
   * Can also be used in conjunction with `length` to
   * assert a minimum length. The benefit being a
   * more informative error message than if the length
   * was supplied directly.
   *
   *     expect('foo').to.have.length.above(2);
   *     expect([ 1, 2, 3 ]).to.have.length.above(2);
   *
   * @name above
   * @alias gt
   * @alias greaterThan
   * @param {Number} value
   * @param {String} message _optional_
   * @api public
   */

  function assertAbove (n, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object');
    if (flag(this, 'doLength')) {
      new Assertion(obj, msg).to.have.property('length');
      var len = obj.length;
      this.assert(
          len > n
        , 'expected #{this} to have a length above #{exp} but got #{act}'
        , 'expected #{this} to not have a length above #{exp}'
        , n
        , len
      );
    } else {
      this.assert(
          obj > n
        , 'expected #{this} to be above ' + n
        , 'expected #{this} to be at most ' + n
      );
    }
  }

  Assertion.addMethod('above', assertAbove);
  Assertion.addMethod('gt', assertAbove);
  Assertion.addMethod('greaterThan', assertAbove);

  /**
   * ### .least(value)
   *
   * Asserts that the target is greater than or equal to `value`.
   *
   *     expect(10).to.be.at.least(10);
   *
   * Can also be used in conjunction with `length` to
   * assert a minimum length. The benefit being a
   * more informative error message than if the length
   * was supplied directly.
   *
   *     expect('foo').to.have.length.of.at.least(2);
   *     expect([ 1, 2, 3 ]).to.have.length.of.at.least(3);
   *
   * @name least
   * @alias gte
   * @param {Number} value
   * @param {String} message _optional_
   * @api public
   */

  function assertLeast (n, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object');
    if (flag(this, 'doLength')) {
      new Assertion(obj, msg).to.have.property('length');
      var len = obj.length;
      this.assert(
          len >= n
        , 'expected #{this} to have a length at least #{exp} but got #{act}'
        , 'expected #{this} to have a length below #{exp}'
        , n
        , len
      );
    } else {
      this.assert(
          obj >= n
        , 'expected #{this} to be at least ' + n
        , 'expected #{this} to be below ' + n
      );
    }
  }

  Assertion.addMethod('least', assertLeast);
  Assertion.addMethod('gte', assertLeast);

  /**
   * ### .below(value)
   *
   * Asserts that the target is less than `value`.
   *
   *     expect(5).to.be.below(10);
   *
   * Can also be used in conjunction with `length` to
   * assert a maximum length. The benefit being a
   * more informative error message than if the length
   * was supplied directly.
   *
   *     expect('foo').to.have.length.below(4);
   *     expect([ 1, 2, 3 ]).to.have.length.below(4);
   *
   * @name below
   * @alias lt
   * @alias lessThan
   * @param {Number} value
   * @param {String} message _optional_
   * @api public
   */

  function assertBelow (n, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object');
    if (flag(this, 'doLength')) {
      new Assertion(obj, msg).to.have.property('length');
      var len = obj.length;
      this.assert(
          len < n
        , 'expected #{this} to have a length below #{exp} but got #{act}'
        , 'expected #{this} to not have a length below #{exp}'
        , n
        , len
      );
    } else {
      this.assert(
          obj < n
        , 'expected #{this} to be below ' + n
        , 'expected #{this} to be at least ' + n
      );
    }
  }

  Assertion.addMethod('below', assertBelow);
  Assertion.addMethod('lt', assertBelow);
  Assertion.addMethod('lessThan', assertBelow);

  /**
   * ### .most(value)
   *
   * Asserts that the target is less than or equal to `value`.
   *
   *     expect(5).to.be.at.most(5);
   *
   * Can also be used in conjunction with `length` to
   * assert a maximum length. The benefit being a
   * more informative error message than if the length
   * was supplied directly.
   *
   *     expect('foo').to.have.length.of.at.most(4);
   *     expect([ 1, 2, 3 ]).to.have.length.of.at.most(3);
   *
   * @name most
   * @alias lte
   * @param {Number} value
   * @param {String} message _optional_
   * @api public
   */

  function assertMost (n, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object');
    if (flag(this, 'doLength')) {
      new Assertion(obj, msg).to.have.property('length');
      var len = obj.length;
      this.assert(
          len <= n
        , 'expected #{this} to have a length at most #{exp} but got #{act}'
        , 'expected #{this} to have a length above #{exp}'
        , n
        , len
      );
    } else {
      this.assert(
          obj <= n
        , 'expected #{this} to be at most ' + n
        , 'expected #{this} to be above ' + n
      );
    }
  }

  Assertion.addMethod('most', assertMost);
  Assertion.addMethod('lte', assertMost);

  /**
   * ### .within(start, finish)
   *
   * Asserts that the target is within a range.
   *
   *     expect(7).to.be.within(5,10);
   *
   * Can also be used in conjunction with `length` to
   * assert a length range. The benefit being a
   * more informative error message than if the length
   * was supplied directly.
   *
   *     expect('foo').to.have.length.within(2,4);
   *     expect([ 1, 2, 3 ]).to.have.length.within(2,4);
   *
   * @name within
   * @param {Number} start lowerbound inclusive
   * @param {Number} finish upperbound inclusive
   * @param {String} message _optional_
   * @api public
   */

  Assertion.addMethod('within', function (start, finish, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object')
      , range = start + '..' + finish;
    if (flag(this, 'doLength')) {
      new Assertion(obj, msg).to.have.property('length');
      var len = obj.length;
      this.assert(
          len >= start && len <= finish
        , 'expected #{this} to have a length within ' + range
        , 'expected #{this} to not have a length within ' + range
      );
    } else {
      this.assert(
          obj >= start && obj <= finish
        , 'expected #{this} to be within ' + range
        , 'expected #{this} to not be within ' + range
      );
    }
  });

  /**
   * ### .instanceof(constructor)
   *
   * Asserts that the target is an instance of `constructor`.
   *
   *     var Tea = function (name) { this.name = name; }
   *       , Chai = new Tea('chai');
   *
   *     expect(Chai).to.be.an.instanceof(Tea);
   *     expect([ 1, 2, 3 ]).to.be.instanceof(Array);
   *
   * @name instanceof
   * @param {Constructor} constructor
   * @param {String} message _optional_
   * @alias instanceOf
   * @api public
   */

  function assertInstanceOf (constructor, msg) {
    if (msg) flag(this, 'message', msg);
    var name = _.getName(constructor);
    this.assert(
        flag(this, 'object') instanceof constructor
      , 'expected #{this} to be an instance of ' + name
      , 'expected #{this} to not be an instance of ' + name
    );
  };

  Assertion.addMethod('instanceof', assertInstanceOf);
  Assertion.addMethod('instanceOf', assertInstanceOf);

  /**
   * ### .property(name, [value])
   *
   * Asserts that the target has a property `name`, optionally asserting that
   * the value of that property is strictly equal to  `value`.
   * If the `deep` flag is set, you can use dot- and bracket-notation for deep
   * references into objects and arrays.
   *
   *     // simple referencing
   *     var obj = { foo: 'bar' };
   *     expect(obj).to.have.property('foo');
   *     expect(obj).to.have.property('foo', 'bar');
   *
   *     // deep referencing
   *     var deepObj = {
   *         green: { tea: 'matcha' }
   *       , teas: [ 'chai', 'matcha', { tea: 'konacha' } ]
   *     };

   *     expect(deepObj).to.have.deep.property('green.tea', 'matcha');
   *     expect(deepObj).to.have.deep.property('teas[1]', 'matcha');
   *     expect(deepObj).to.have.deep.property('teas[2].tea', 'konacha');
   *
   * You can also use an array as the starting point of a `deep.property`
   * assertion, or traverse nested arrays.
   *
   *     var arr = [
   *         [ 'chai', 'matcha', 'konacha' ]
   *       , [ { tea: 'chai' }
   *         , { tea: 'matcha' }
   *         , { tea: 'konacha' } ]
   *     ];
   *
   *     expect(arr).to.have.deep.property('[0][1]', 'matcha');
   *     expect(arr).to.have.deep.property('[1][2].tea', 'konacha');
   *
   * Furthermore, `property` changes the subject of the assertion
   * to be the value of that property from the original object. This
   * permits for further chainable assertions on that property.
   *
   *     expect(obj).to.have.property('foo')
   *       .that.is.a('string');
   *     expect(deepObj).to.have.property('green')
   *       .that.is.an('object')
   *       .that.deep.equals({ tea: 'matcha' });
   *     expect(deepObj).to.have.property('teas')
   *       .that.is.an('array')
   *       .with.deep.property('[2]')
   *         .that.deep.equals({ tea: 'konacha' });
   *
   * @name property
   * @alias deep.property
   * @param {String} name
   * @param {Mixed} value (optional)
   * @param {String} message _optional_
   * @returns value of property for chaining
   * @api public
   */

  Assertion.addMethod('property', function (name, val, msg) {
    if (msg) flag(this, 'message', msg);

    var descriptor = flag(this, 'deep') ? 'deep property ' : 'property '
      , negate = flag(this, 'negate')
      , obj = flag(this, 'object')
      , value = flag(this, 'deep')
        ? _.getPathValue(name, obj)
        : obj[name];

    if (negate && undefined !== val) {
      if (undefined === value) {
        msg = (msg != null) ? msg + ': ' : '';
        throw new Error(msg + _.inspect(obj) + ' has no ' + descriptor + _.inspect(name));
      }
    } else {
      this.assert(
          undefined !== value
        , 'expected #{this} to have a ' + descriptor + _.inspect(name)
        , 'expected #{this} to not have ' + descriptor + _.inspect(name));
    }

    if (undefined !== val) {
      this.assert(
          val === value
        , 'expected #{this} to have a ' + descriptor + _.inspect(name) + ' of #{exp}, but got #{act}'
        , 'expected #{this} to not have a ' + descriptor + _.inspect(name) + ' of #{act}'
        , val
        , value
      );
    }

    flag(this, 'object', value);
  });


  /**
   * ### .ownProperty(name)
   *
   * Asserts that the target has an own property `name`.
   *
   *     expect('test').to.have.ownProperty('length');
   *
   * @name ownProperty
   * @alias haveOwnProperty
   * @param {String} name
   * @param {String} message _optional_
   * @api public
   */

  function assertOwnProperty (name, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object');
    this.assert(
        obj.hasOwnProperty(name)
      , 'expected #{this} to have own property ' + _.inspect(name)
      , 'expected #{this} to not have own property ' + _.inspect(name)
    );
  }

  Assertion.addMethod('ownProperty', assertOwnProperty);
  Assertion.addMethod('haveOwnProperty', assertOwnProperty);

  /**
   * ### .length(value)
   *
   * Asserts that the target's `length` property has
   * the expected value.
   *
   *     expect([ 1, 2, 3]).to.have.length(3);
   *     expect('foobar').to.have.length(6);
   *
   * Can also be used as a chain precursor to a value
   * comparison for the length property.
   *
   *     expect('foo').to.have.length.above(2);
   *     expect([ 1, 2, 3 ]).to.have.length.above(2);
   *     expect('foo').to.have.length.below(4);
   *     expect([ 1, 2, 3 ]).to.have.length.below(4);
   *     expect('foo').to.have.length.within(2,4);
   *     expect([ 1, 2, 3 ]).to.have.length.within(2,4);
   *
   * @name length
   * @alias lengthOf
   * @param {Number} length
   * @param {String} message _optional_
   * @api public
   */

  function assertLengthChain () {
    flag(this, 'doLength', true);
  }

  function assertLength (n, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object');
    new Assertion(obj, msg).to.have.property('length');
    var len = obj.length;

    this.assert(
        len == n
      , 'expected #{this} to have a length of #{exp} but got #{act}'
      , 'expected #{this} to not have a length of #{act}'
      , n
      , len
    );
  }

  Assertion.addChainableMethod('length', assertLength, assertLengthChain);
  Assertion.addMethod('lengthOf', assertLength, assertLengthChain);

  /**
   * ### .match(regexp)
   *
   * Asserts that the target matches a regular expression.
   *
   *     expect('foobar').to.match(/^foo/);
   *
   * @name match
   * @param {RegExp} RegularExpression
   * @param {String} message _optional_
   * @api public
   */

  Assertion.addMethod('match', function (re, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object');
    this.assert(
        re.exec(obj)
      , 'expected #{this} to match ' + re
      , 'expected #{this} not to match ' + re
    );
  });

  /**
   * ### .string(string)
   *
   * Asserts that the string target contains another string.
   *
   *     expect('foobar').to.have.string('bar');
   *
   * @name string
   * @param {String} string
   * @param {String} message _optional_
   * @api public
   */

  Assertion.addMethod('string', function (str, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object');
    new Assertion(obj, msg).is.a('string');

    this.assert(
        ~obj.indexOf(str)
      , 'expected #{this} to contain ' + _.inspect(str)
      , 'expected #{this} to not contain ' + _.inspect(str)
    );
  });


  /**
   * ### .keys(key1, [key2], [...])
   *
   * Asserts that the target has exactly the given keys, or
   * asserts the inclusion of some keys when using the
   * `include` or `contain` modifiers.
   *
   *     expect({ foo: 1, bar: 2 }).to.have.keys(['foo', 'bar']);
   *     expect({ foo: 1, bar: 2, baz: 3 }).to.contain.keys('foo', 'bar');
   *
   * @name keys
   * @alias key
   * @param {String...|Array} keys
   * @api public
   */

  function assertKeys (keys) {
    var obj = flag(this, 'object')
      , str
      , ok = true;

    keys = keys instanceof Array
      ? keys
      : Array.prototype.slice.call(arguments);

    if (!keys.length) throw new Error('keys required');

    var actual = Object.keys(obj)
      , len = keys.length;

    // Inclusion
    ok = keys.every(function(key){
      return ~actual.indexOf(key);
    });

    // Strict
    if (!flag(this, 'negate') && !flag(this, 'contains')) {
      ok = ok && keys.length == actual.length;
    }

    // Key string
    if (len > 1) {
      keys = keys.map(function(key){
        return _.inspect(key);
      });
      var last = keys.pop();
      str = keys.join(', ') + ', and ' + last;
    } else {
      str = _.inspect(keys[0]);
    }

    // Form
    str = (len > 1 ? 'keys ' : 'key ') + str;

    // Have / include
    str = (flag(this, 'contains') ? 'contain ' : 'have ') + str;

    // Assertion
    this.assert(
        ok
      , 'expected #{this} to ' + str
      , 'expected #{this} to not ' + str
    );
  }

  Assertion.addMethod('keys', assertKeys);
  Assertion.addMethod('key', assertKeys);

  /**
   * ### .throw(constructor)
   *
   * Asserts that the function target will throw a specific error, or specific type of error
   * (as determined using `instanceof`), optionally with a RegExp or string inclusion test
   * for the error's message.
   *
   *     var err = new ReferenceError('This is a bad function.');
   *     var fn = function () { throw err; }
   *     expect(fn).to.throw(ReferenceError);
   *     expect(fn).to.throw(Error);
   *     expect(fn).to.throw(/bad function/);
   *     expect(fn).to.not.throw('good function');
   *     expect(fn).to.throw(ReferenceError, /bad function/);
   *     expect(fn).to.throw(err);
   *     expect(fn).to.not.throw(new RangeError('Out of range.'));
   *
   * Please note that when a throw expectation is negated, it will check each
   * parameter independently, starting with error constructor type. The appropriate way
   * to check for the existence of a type of error but for a message that does not match
   * is to use `and`.
   *
   *     expect(fn).to.throw(ReferenceError)
   *        .and.not.throw(/good function/);
   *
   * @name throw
   * @alias throws
   * @alias Throw
   * @param {ErrorConstructor} constructor
   * @param {String|RegExp} expected error message
   * @param {String} message _optional_
   * @see https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error#Error_types
   * @returns error for chaining (null if no error)
   * @api public
   */

  function assertThrows (constructor, errMsg, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object');
    new Assertion(obj, msg).is.a('function');

    var thrown = false
      , desiredError = null
      , name = null
      , thrownError = null;

    if (arguments.length === 0) {
      errMsg = null;
      constructor = null;
    } else if (constructor && (constructor instanceof RegExp || 'string' === typeof constructor)) {
      errMsg = constructor;
      constructor = null;
    } else if (constructor && constructor instanceof Error) {
      desiredError = constructor;
      constructor = null;
      errMsg = null;
    } else if (typeof constructor === 'function') {
      name = constructor.prototype.name || constructor.name;
      if (name === 'Error' && constructor !== Error) {
        name = (new constructor()).name;
      }
    } else {
      constructor = null;
    }

    try {
      obj();
    } catch (err) {
      // first, check desired error
      if (desiredError) {
        this.assert(
            err === desiredError
          , 'expected #{this} to throw #{exp} but #{act} was thrown'
          , 'expected #{this} to not throw #{exp}'
          , (desiredError instanceof Error ? desiredError.toString() : desiredError)
          , (err instanceof Error ? err.toString() : err)
        );

        flag(this, 'object', err);
        return this;
      }

      // next, check constructor
      if (constructor) {
        this.assert(
            err instanceof constructor
          , 'expected #{this} to throw #{exp} but #{act} was thrown'
          , 'expected #{this} to not throw #{exp} but #{act} was thrown'
          , name
          , (err instanceof Error ? err.toString() : err)
        );

        if (!errMsg) {
          flag(this, 'object', err);
          return this;
        }
      }

      // next, check message
      var message = 'object' === _.type(err) && "message" in err
        ? err.message
        : '' + err;

      if ((message != null) && errMsg && errMsg instanceof RegExp) {
        this.assert(
            errMsg.exec(message)
          , 'expected #{this} to throw error matching #{exp} but got #{act}'
          , 'expected #{this} to throw error not matching #{exp}'
          , errMsg
          , message
        );

        flag(this, 'object', err);
        return this;
      } else if ((message != null) && errMsg && 'string' === typeof errMsg) {
        this.assert(
            ~message.indexOf(errMsg)
          , 'expected #{this} to throw error including #{exp} but got #{act}'
          , 'expected #{this} to throw error not including #{act}'
          , errMsg
          , message
        );

        flag(this, 'object', err);
        return this;
      } else {
        thrown = true;
        thrownError = err;
      }
    }

    var actuallyGot = ''
      , expectedThrown = name !== null
        ? name
        : desiredError
          ? '#{exp}' //_.inspect(desiredError)
          : 'an error';

    if (thrown) {
      actuallyGot = ' but #{act} was thrown'
    }

    this.assert(
        thrown === true
      , 'expected #{this} to throw ' + expectedThrown + actuallyGot
      , 'expected #{this} to not throw ' + expectedThrown + actuallyGot
      , (desiredError instanceof Error ? desiredError.toString() : desiredError)
      , (thrownError instanceof Error ? thrownError.toString() : thrownError)
    );

    flag(this, 'object', thrownError);
  };

  Assertion.addMethod('throw', assertThrows);
  Assertion.addMethod('throws', assertThrows);
  Assertion.addMethod('Throw', assertThrows);

  /**
   * ### .respondTo(method)
   *
   * Asserts that the object or class target will respond to a method.
   *
   *     Klass.prototype.bar = function(){};
   *     expect(Klass).to.respondTo('bar');
   *     expect(obj).to.respondTo('bar');
   *
   * To check if a constructor will respond to a static function,
   * set the `itself` flag.
   *
   *     Klass.baz = function(){};
   *     expect(Klass).itself.to.respondTo('baz');
   *
   * @name respondTo
   * @param {String} method
   * @param {String} message _optional_
   * @api public
   */

  Assertion.addMethod('respondTo', function (method, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object')
      , itself = flag(this, 'itself')
      , context = ('function' === _.type(obj) && !itself)
        ? obj.prototype[method]
        : obj[method];

    this.assert(
        'function' === typeof context
      , 'expected #{this} to respond to ' + _.inspect(method)
      , 'expected #{this} to not respond to ' + _.inspect(method)
    );
  });

  /**
   * ### .itself
   *
   * Sets the `itself` flag, later used by the `respondTo` assertion.
   *
   *     function Foo() {}
   *     Foo.bar = function() {}
   *     Foo.prototype.baz = function() {}
   *
   *     expect(Foo).itself.to.respondTo('bar');
   *     expect(Foo).itself.not.to.respondTo('baz');
   *
   * @name itself
   * @api public
   */

  Assertion.addProperty('itself', function () {
    flag(this, 'itself', true);
  });

  /**
   * ### .satisfy(method)
   *
   * Asserts that the target passes a given truth test.
   *
   *     expect(1).to.satisfy(function(num) { return num > 0; });
   *
   * @name satisfy
   * @param {Function} matcher
   * @param {String} message _optional_
   * @api public
   */

  Assertion.addMethod('satisfy', function (matcher, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object');
    this.assert(
        matcher(obj)
      , 'expected #{this} to satisfy ' + _.objDisplay(matcher)
      , 'expected #{this} to not satisfy' + _.objDisplay(matcher)
      , this.negate ? false : true
      , matcher(obj)
    );
  });

  /**
   * ### .closeTo(expected, delta)
   *
   * Asserts that the target is equal `expected`, to within a +/- `delta` range.
   *
   *     expect(1.5).to.be.closeTo(1, 0.5);
   *
   * @name closeTo
   * @param {Number} expected
   * @param {Number} delta
   * @param {String} message _optional_
   * @api public
   */

  Assertion.addMethod('closeTo', function (expected, delta, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object');
    this.assert(
        Math.abs(obj - expected) <= delta
      , 'expected #{this} to be close to ' + expected + ' +/- ' + delta
      , 'expected #{this} not to be close to ' + expected + ' +/- ' + delta
    );
  });

  function isSubsetOf(subset, superset) {
    return subset.every(function(elem) {
      return superset.indexOf(elem) !== -1;
    })
  }

  /**
   * ### .members(set)
   *
   * Asserts that the target is a superset of `set`,
   * or that the target and `set` have the same members.
   *
   *     expect([1, 2, 3]).to.include.members([3, 2]);
   *     expect([1, 2, 3]).to.not.include.members([3, 2, 8]);
   *
   *     expect([4, 2]).to.have.members([2, 4]);
   *     expect([5, 2]).to.not.have.members([5, 2, 1]);
   *
   * @name members
   * @param {Array} set
   * @param {String} message _optional_
   * @api public
   */

  Assertion.addMethod('members', function (subset, msg) {
    if (msg) flag(this, 'message', msg);
    var obj = flag(this, 'object');

    new Assertion(obj).to.be.an('array');
    new Assertion(subset).to.be.an('array');

    if (flag(this, 'contains')) {
      return this.assert(
          isSubsetOf(subset, obj)
        , 'expected #{this} to be a superset of #{act}'
        , 'expected #{this} to not be a superset of #{act}'
        , obj
        , subset
      );
    }

    this.assert(
        isSubsetOf(obj, subset) && isSubsetOf(subset, obj)
        , 'expected #{this} to have the same members as #{act}'
        , 'expected #{this} to not have the same members as #{act}'
        , obj
        , subset
    );
  });
};

},{}],5:[function(require,module,exports){
/*!
 * chai
 * Copyright(c) 2011-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */


module.exports = function (chai, util) {

  /*!
   * Chai dependencies.
   */

  var Assertion = chai.Assertion
    , flag = util.flag;

  /*!
   * Module export.
   */

  /**
   * ### assert(expression, message)
   *
   * Write your own test expressions.
   *
   *     assert('foo' !== 'bar', 'foo is not bar');
   *     assert(Array.isArray([]), 'empty arrays are arrays');
   *
   * @param {Mixed} expression to test for truthiness
   * @param {String} message to display on error
   * @name assert
   * @api public
   */

  var assert = chai.assert = function (express, errmsg) {
    var test = new Assertion(null);
    test.assert(
        express
      , errmsg
      , '[ negation message unavailable ]'
    );
  };

  /**
   * ### .fail(actual, expected, [message], [operator])
   *
   * Throw a failure. Node.js `assert` module-compatible.
   *
   * @name fail
   * @param {Mixed} actual
   * @param {Mixed} expected
   * @param {String} message
   * @param {String} operator
   * @api public
   */

  assert.fail = function (actual, expected, message, operator) {
    message = message || 'assert.fail()';
    throw new chai.AssertionError(message, {
        actual: actual
      , expected: expected
      , operator: operator
    }, assert.fail);
  };

  /**
   * ### .ok(object, [message])
   *
   * Asserts that `object` is truthy.
   *
   *     assert.ok('everything', 'everything is ok');
   *     assert.ok(false, 'this will fail');
   *
   * @name ok
   * @param {Mixed} object to test
   * @param {String} message
   * @api public
   */

  assert.ok = function (val, msg) {
    new Assertion(val, msg).is.ok;
  };

  /**
   * ### .notOk(object, [message])
   *
   * Asserts that `object` is falsy.
   *
   *     assert.notOk('everything', 'this will fail');
   *     assert.notOk(false, 'this will pass');
   *
   * @name notOk
   * @param {Mixed} object to test
   * @param {String} message
   * @api public
   */

  assert.notOk = function (val, msg) {
    new Assertion(val, msg).is.not.ok;
  };

  /**
   * ### .equal(actual, expected, [message])
   *
   * Asserts non-strict equality (`==`) of `actual` and `expected`.
   *
   *     assert.equal(3, '3', '== coerces values to strings');
   *
   * @name equal
   * @param {Mixed} actual
   * @param {Mixed} expected
   * @param {String} message
   * @api public
   */

  assert.equal = function (act, exp, msg) {
    var test = new Assertion(act, msg);

    test.assert(
        exp == flag(test, 'object')
      , 'expected #{this} to equal #{exp}'
      , 'expected #{this} to not equal #{act}'
      , exp
      , act
    );
  };

  /**
   * ### .notEqual(actual, expected, [message])
   *
   * Asserts non-strict inequality (`!=`) of `actual` and `expected`.
   *
   *     assert.notEqual(3, 4, 'these numbers are not equal');
   *
   * @name notEqual
   * @param {Mixed} actual
   * @param {Mixed} expected
   * @param {String} message
   * @api public
   */

  assert.notEqual = function (act, exp, msg) {
    var test = new Assertion(act, msg);

    test.assert(
        exp != flag(test, 'object')
      , 'expected #{this} to not equal #{exp}'
      , 'expected #{this} to equal #{act}'
      , exp
      , act
    );
  };

  /**
   * ### .strictEqual(actual, expected, [message])
   *
   * Asserts strict equality (`===`) of `actual` and `expected`.
   *
   *     assert.strictEqual(true, true, 'these booleans are strictly equal');
   *
   * @name strictEqual
   * @param {Mixed} actual
   * @param {Mixed} expected
   * @param {String} message
   * @api public
   */

  assert.strictEqual = function (act, exp, msg) {
    new Assertion(act, msg).to.equal(exp);
  };

  /**
   * ### .notStrictEqual(actual, expected, [message])
   *
   * Asserts strict inequality (`!==`) of `actual` and `expected`.
   *
   *     assert.notStrictEqual(3, '3', 'no coercion for strict equality');
   *
   * @name notStrictEqual
   * @param {Mixed} actual
   * @param {Mixed} expected
   * @param {String} message
   * @api public
   */

  assert.notStrictEqual = function (act, exp, msg) {
    new Assertion(act, msg).to.not.equal(exp);
  };

  /**
   * ### .deepEqual(actual, expected, [message])
   *
   * Asserts that `actual` is deeply equal to `expected`.
   *
   *     assert.deepEqual({ tea: 'green' }, { tea: 'green' });
   *
   * @name deepEqual
   * @param {Mixed} actual
   * @param {Mixed} expected
   * @param {String} message
   * @api public
   */

  assert.deepEqual = function (act, exp, msg) {
    new Assertion(act, msg).to.eql(exp);
  };

  /**
   * ### .notDeepEqual(actual, expected, [message])
   *
   * Assert that `actual` is not deeply equal to `expected`.
   *
   *     assert.notDeepEqual({ tea: 'green' }, { tea: 'jasmine' });
   *
   * @name notDeepEqual
   * @param {Mixed} actual
   * @param {Mixed} expected
   * @param {String} message
   * @api public
   */

  assert.notDeepEqual = function (act, exp, msg) {
    new Assertion(act, msg).to.not.eql(exp);
  };

  /**
   * ### .isTrue(value, [message])
   *
   * Asserts that `value` is true.
   *
   *     var teaServed = true;
   *     assert.isTrue(teaServed, 'the tea has been served');
   *
   * @name isTrue
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isTrue = function (val, msg) {
    new Assertion(val, msg).is['true'];
  };

  /**
   * ### .isFalse(value, [message])
   *
   * Asserts that `value` is false.
   *
   *     var teaServed = false;
   *     assert.isFalse(teaServed, 'no tea yet? hmm...');
   *
   * @name isFalse
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isFalse = function (val, msg) {
    new Assertion(val, msg).is['false'];
  };

  /**
   * ### .isNull(value, [message])
   *
   * Asserts that `value` is null.
   *
   *     assert.isNull(err, 'there was no error');
   *
   * @name isNull
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isNull = function (val, msg) {
    new Assertion(val, msg).to.equal(null);
  };

  /**
   * ### .isNotNull(value, [message])
   *
   * Asserts that `value` is not null.
   *
   *     var tea = 'tasty chai';
   *     assert.isNotNull(tea, 'great, time for tea!');
   *
   * @name isNotNull
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isNotNull = function (val, msg) {
    new Assertion(val, msg).to.not.equal(null);
  };

  /**
   * ### .isUndefined(value, [message])
   *
   * Asserts that `value` is `undefined`.
   *
   *     var tea;
   *     assert.isUndefined(tea, 'no tea defined');
   *
   * @name isUndefined
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isUndefined = function (val, msg) {
    new Assertion(val, msg).to.equal(undefined);
  };

  /**
   * ### .isDefined(value, [message])
   *
   * Asserts that `value` is not `undefined`.
   *
   *     var tea = 'cup of chai';
   *     assert.isDefined(tea, 'tea has been defined');
   *
   * @name isDefined
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isDefined = function (val, msg) {
    new Assertion(val, msg).to.not.equal(undefined);
  };

  /**
   * ### .isFunction(value, [message])
   *
   * Asserts that `value` is a function.
   *
   *     function serveTea() { return 'cup of tea'; };
   *     assert.isFunction(serveTea, 'great, we can have tea now');
   *
   * @name isFunction
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isFunction = function (val, msg) {
    new Assertion(val, msg).to.be.a('function');
  };

  /**
   * ### .isNotFunction(value, [message])
   *
   * Asserts that `value` is _not_ a function.
   *
   *     var serveTea = [ 'heat', 'pour', 'sip' ];
   *     assert.isNotFunction(serveTea, 'great, we have listed the steps');
   *
   * @name isNotFunction
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isNotFunction = function (val, msg) {
    new Assertion(val, msg).to.not.be.a('function');
  };

  /**
   * ### .isObject(value, [message])
   *
   * Asserts that `value` is an object (as revealed by
   * `Object.prototype.toString`).
   *
   *     var selection = { name: 'Chai', serve: 'with spices' };
   *     assert.isObject(selection, 'tea selection is an object');
   *
   * @name isObject
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isObject = function (val, msg) {
    new Assertion(val, msg).to.be.a('object');
  };

  /**
   * ### .isNotObject(value, [message])
   *
   * Asserts that `value` is _not_ an object.
   *
   *     var selection = 'chai'
   *     assert.isObject(selection, 'tea selection is not an object');
   *     assert.isObject(null, 'null is not an object');
   *
   * @name isNotObject
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isNotObject = function (val, msg) {
    new Assertion(val, msg).to.not.be.a('object');
  };

  /**
   * ### .isArray(value, [message])
   *
   * Asserts that `value` is an array.
   *
   *     var menu = [ 'green', 'chai', 'oolong' ];
   *     assert.isArray(menu, 'what kind of tea do we want?');
   *
   * @name isArray
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isArray = function (val, msg) {
    new Assertion(val, msg).to.be.an('array');
  };

  /**
   * ### .isNotArray(value, [message])
   *
   * Asserts that `value` is _not_ an array.
   *
   *     var menu = 'green|chai|oolong';
   *     assert.isNotArray(menu, 'what kind of tea do we want?');
   *
   * @name isNotArray
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isNotArray = function (val, msg) {
    new Assertion(val, msg).to.not.be.an('array');
  };

  /**
   * ### .isString(value, [message])
   *
   * Asserts that `value` is a string.
   *
   *     var teaOrder = 'chai';
   *     assert.isString(teaOrder, 'order placed');
   *
   * @name isString
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isString = function (val, msg) {
    new Assertion(val, msg).to.be.a('string');
  };

  /**
   * ### .isNotString(value, [message])
   *
   * Asserts that `value` is _not_ a string.
   *
   *     var teaOrder = 4;
   *     assert.isNotString(teaOrder, 'order placed');
   *
   * @name isNotString
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isNotString = function (val, msg) {
    new Assertion(val, msg).to.not.be.a('string');
  };

  /**
   * ### .isNumber(value, [message])
   *
   * Asserts that `value` is a number.
   *
   *     var cups = 2;
   *     assert.isNumber(cups, 'how many cups');
   *
   * @name isNumber
   * @param {Number} value
   * @param {String} message
   * @api public
   */

  assert.isNumber = function (val, msg) {
    new Assertion(val, msg).to.be.a('number');
  };

  /**
   * ### .isNotNumber(value, [message])
   *
   * Asserts that `value` is _not_ a number.
   *
   *     var cups = '2 cups please';
   *     assert.isNotNumber(cups, 'how many cups');
   *
   * @name isNotNumber
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isNotNumber = function (val, msg) {
    new Assertion(val, msg).to.not.be.a('number');
  };

  /**
   * ### .isBoolean(value, [message])
   *
   * Asserts that `value` is a boolean.
   *
   *     var teaReady = true
   *       , teaServed = false;
   *
   *     assert.isBoolean(teaReady, 'is the tea ready');
   *     assert.isBoolean(teaServed, 'has tea been served');
   *
   * @name isBoolean
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isBoolean = function (val, msg) {
    new Assertion(val, msg).to.be.a('boolean');
  };

  /**
   * ### .isNotBoolean(value, [message])
   *
   * Asserts that `value` is _not_ a boolean.
   *
   *     var teaReady = 'yep'
   *       , teaServed = 'nope';
   *
   *     assert.isNotBoolean(teaReady, 'is the tea ready');
   *     assert.isNotBoolean(teaServed, 'has tea been served');
   *
   * @name isNotBoolean
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.isNotBoolean = function (val, msg) {
    new Assertion(val, msg).to.not.be.a('boolean');
  };

  /**
   * ### .typeOf(value, name, [message])
   *
   * Asserts that `value`'s type is `name`, as determined by
   * `Object.prototype.toString`.
   *
   *     assert.typeOf({ tea: 'chai' }, 'object', 'we have an object');
   *     assert.typeOf(['chai', 'jasmine'], 'array', 'we have an array');
   *     assert.typeOf('tea', 'string', 'we have a string');
   *     assert.typeOf(/tea/, 'regexp', 'we have a regular expression');
   *     assert.typeOf(null, 'null', 'we have a null');
   *     assert.typeOf(undefined, 'undefined', 'we have an undefined');
   *
   * @name typeOf
   * @param {Mixed} value
   * @param {String} name
   * @param {String} message
   * @api public
   */

  assert.typeOf = function (val, type, msg) {
    new Assertion(val, msg).to.be.a(type);
  };

  /**
   * ### .notTypeOf(value, name, [message])
   *
   * Asserts that `value`'s type is _not_ `name`, as determined by
   * `Object.prototype.toString`.
   *
   *     assert.notTypeOf('tea', 'number', 'strings are not numbers');
   *
   * @name notTypeOf
   * @param {Mixed} value
   * @param {String} typeof name
   * @param {String} message
   * @api public
   */

  assert.notTypeOf = function (val, type, msg) {
    new Assertion(val, msg).to.not.be.a(type);
  };

  /**
   * ### .instanceOf(object, constructor, [message])
   *
   * Asserts that `value` is an instance of `constructor`.
   *
   *     var Tea = function (name) { this.name = name; }
   *       , chai = new Tea('chai');
   *
   *     assert.instanceOf(chai, Tea, 'chai is an instance of tea');
   *
   * @name instanceOf
   * @param {Object} object
   * @param {Constructor} constructor
   * @param {String} message
   * @api public
   */

  assert.instanceOf = function (val, type, msg) {
    new Assertion(val, msg).to.be.instanceOf(type);
  };

  /**
   * ### .notInstanceOf(object, constructor, [message])
   *
   * Asserts `value` is not an instance of `constructor`.
   *
   *     var Tea = function (name) { this.name = name; }
   *       , chai = new String('chai');
   *
   *     assert.notInstanceOf(chai, Tea, 'chai is not an instance of tea');
   *
   * @name notInstanceOf
   * @param {Object} object
   * @param {Constructor} constructor
   * @param {String} message
   * @api public
   */

  assert.notInstanceOf = function (val, type, msg) {
    new Assertion(val, msg).to.not.be.instanceOf(type);
  };

  /**
   * ### .include(haystack, needle, [message])
   *
   * Asserts that `haystack` includes `needle`. Works
   * for strings and arrays.
   *
   *     assert.include('foobar', 'bar', 'foobar contains string "bar"');
   *     assert.include([ 1, 2, 3 ], 3, 'array contains value');
   *
   * @name include
   * @param {Array|String} haystack
   * @param {Mixed} needle
   * @param {String} message
   * @api public
   */

  assert.include = function (exp, inc, msg) {
    new Assertion(exp, msg).include(inc);
  };

  /**
   * ### .notInclude(haystack, needle, [message])
   *
   * Asserts that `haystack` does not include `needle`. Works
   * for strings and arrays.
   *i
   *     assert.notInclude('foobar', 'baz', 'string not include substring');
   *     assert.notInclude([ 1, 2, 3 ], 4, 'array not include contain value');
   *
   * @name notInclude
   * @param {Array|String} haystack
   * @param {Mixed} needle
   * @param {String} message
   * @api public
   */

  assert.notInclude = function (exp, inc, msg) {
    new Assertion(exp, msg).not.include(inc);
  };

  /**
   * ### .match(value, regexp, [message])
   *
   * Asserts that `value` matches the regular expression `regexp`.
   *
   *     assert.match('foobar', /^foo/, 'regexp matches');
   *
   * @name match
   * @param {Mixed} value
   * @param {RegExp} regexp
   * @param {String} message
   * @api public
   */

  assert.match = function (exp, re, msg) {
    new Assertion(exp, msg).to.match(re);
  };

  /**
   * ### .notMatch(value, regexp, [message])
   *
   * Asserts that `value` does not match the regular expression `regexp`.
   *
   *     assert.notMatch('foobar', /^foo/, 'regexp does not match');
   *
   * @name notMatch
   * @param {Mixed} value
   * @param {RegExp} regexp
   * @param {String} message
   * @api public
   */

  assert.notMatch = function (exp, re, msg) {
    new Assertion(exp, msg).to.not.match(re);
  };

  /**
   * ### .property(object, property, [message])
   *
   * Asserts that `object` has a property named by `property`.
   *
   *     assert.property({ tea: { green: 'matcha' }}, 'tea');
   *
   * @name property
   * @param {Object} object
   * @param {String} property
   * @param {String} message
   * @api public
   */

  assert.property = function (obj, prop, msg) {
    new Assertion(obj, msg).to.have.property(prop);
  };

  /**
   * ### .notProperty(object, property, [message])
   *
   * Asserts that `object` does _not_ have a property named by `property`.
   *
   *     assert.notProperty({ tea: { green: 'matcha' }}, 'coffee');
   *
   * @name notProperty
   * @param {Object} object
   * @param {String} property
   * @param {String} message
   * @api public
   */

  assert.notProperty = function (obj, prop, msg) {
    new Assertion(obj, msg).to.not.have.property(prop);
  };

  /**
   * ### .deepProperty(object, property, [message])
   *
   * Asserts that `object` has a property named by `property`, which can be a
   * string using dot- and bracket-notation for deep reference.
   *
   *     assert.deepProperty({ tea: { green: 'matcha' }}, 'tea.green');
   *
   * @name deepProperty
   * @param {Object} object
   * @param {String} property
   * @param {String} message
   * @api public
   */

  assert.deepProperty = function (obj, prop, msg) {
    new Assertion(obj, msg).to.have.deep.property(prop);
  };

  /**
   * ### .notDeepProperty(object, property, [message])
   *
   * Asserts that `object` does _not_ have a property named by `property`, which
   * can be a string using dot- and bracket-notation for deep reference.
   *
   *     assert.notDeepProperty({ tea: { green: 'matcha' }}, 'tea.oolong');
   *
   * @name notDeepProperty
   * @param {Object} object
   * @param {String} property
   * @param {String} message
   * @api public
   */

  assert.notDeepProperty = function (obj, prop, msg) {
    new Assertion(obj, msg).to.not.have.deep.property(prop);
  };

  /**
   * ### .propertyVal(object, property, value, [message])
   *
   * Asserts that `object` has a property named by `property` with value given
   * by `value`.
   *
   *     assert.propertyVal({ tea: 'is good' }, 'tea', 'is good');
   *
   * @name propertyVal
   * @param {Object} object
   * @param {String} property
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.propertyVal = function (obj, prop, val, msg) {
    new Assertion(obj, msg).to.have.property(prop, val);
  };

  /**
   * ### .propertyNotVal(object, property, value, [message])
   *
   * Asserts that `object` has a property named by `property`, but with a value
   * different from that given by `value`.
   *
   *     assert.propertyNotVal({ tea: 'is good' }, 'tea', 'is bad');
   *
   * @name propertyNotVal
   * @param {Object} object
   * @param {String} property
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.propertyNotVal = function (obj, prop, val, msg) {
    new Assertion(obj, msg).to.not.have.property(prop, val);
  };

  /**
   * ### .deepPropertyVal(object, property, value, [message])
   *
   * Asserts that `object` has a property named by `property` with value given
   * by `value`. `property` can use dot- and bracket-notation for deep
   * reference.
   *
   *     assert.deepPropertyVal({ tea: { green: 'matcha' }}, 'tea.green', 'matcha');
   *
   * @name deepPropertyVal
   * @param {Object} object
   * @param {String} property
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.deepPropertyVal = function (obj, prop, val, msg) {
    new Assertion(obj, msg).to.have.deep.property(prop, val);
  };

  /**
   * ### .deepPropertyNotVal(object, property, value, [message])
   *
   * Asserts that `object` has a property named by `property`, but with a value
   * different from that given by `value`. `property` can use dot- and
   * bracket-notation for deep reference.
   *
   *     assert.deepPropertyNotVal({ tea: { green: 'matcha' }}, 'tea.green', 'konacha');
   *
   * @name deepPropertyNotVal
   * @param {Object} object
   * @param {String} property
   * @param {Mixed} value
   * @param {String} message
   * @api public
   */

  assert.deepPropertyNotVal = function (obj, prop, val, msg) {
    new Assertion(obj, msg).to.not.have.deep.property(prop, val);
  };

  /**
   * ### .lengthOf(object, length, [message])
   *
   * Asserts that `object` has a `length` property with the expected value.
   *
   *     assert.lengthOf([1,2,3], 3, 'array has length of 3');
   *     assert.lengthOf('foobar', 5, 'string has length of 6');
   *
   * @name lengthOf
   * @param {Mixed} object
   * @param {Number} length
   * @param {String} message
   * @api public
   */

  assert.lengthOf = function (exp, len, msg) {
    new Assertion(exp, msg).to.have.length(len);
  };

  /**
   * ### .throws(function, [constructor/string/regexp], [string/regexp], [message])
   *
   * Asserts that `function` will throw an error that is an instance of
   * `constructor`, or alternately that it will throw an error with message
   * matching `regexp`.
   *
   *     assert.throw(fn, 'function throws a reference error');
   *     assert.throw(fn, /function throws a reference error/);
   *     assert.throw(fn, ReferenceError);
   *     assert.throw(fn, ReferenceError, 'function throws a reference error');
   *     assert.throw(fn, ReferenceError, /function throws a reference error/);
   *
   * @name throws
   * @alias throw
   * @alias Throw
   * @param {Function} function
   * @param {ErrorConstructor} constructor
   * @param {RegExp} regexp
   * @param {String} message
   * @see https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error#Error_types
   * @api public
   */

  assert.Throw = function (fn, errt, errs, msg) {
    if ('string' === typeof errt || errt instanceof RegExp) {
      errs = errt;
      errt = null;
    }

    var assertErr = new Assertion(fn, msg).to.Throw(errt, errs);
    return flag(assertErr, 'object');
  };

  /**
   * ### .doesNotThrow(function, [constructor/regexp], [message])
   *
   * Asserts that `function` will _not_ throw an error that is an instance of
   * `constructor`, or alternately that it will not throw an error with message
   * matching `regexp`.
   *
   *     assert.doesNotThrow(fn, Error, 'function does not throw');
   *
   * @name doesNotThrow
   * @param {Function} function
   * @param {ErrorConstructor} constructor
   * @param {RegExp} regexp
   * @param {String} message
   * @see https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error#Error_types
   * @api public
   */

  assert.doesNotThrow = function (fn, type, msg) {
    if ('string' === typeof type) {
      msg = type;
      type = null;
    }

    new Assertion(fn, msg).to.not.Throw(type);
  };

  /**
   * ### .operator(val1, operator, val2, [message])
   *
   * Compares two values using `operator`.
   *
   *     assert.operator(1, '<', 2, 'everything is ok');
   *     assert.operator(1, '>', 2, 'this will fail');
   *
   * @name operator
   * @param {Mixed} val1
   * @param {String} operator
   * @param {Mixed} val2
   * @param {String} message
   * @api public
   */

  assert.operator = function (val, operator, val2, msg) {
    if (!~['==', '===', '>', '>=', '<', '<=', '!=', '!=='].indexOf(operator)) {
      throw new Error('Invalid operator "' + operator + '"');
    }
    var test = new Assertion(eval(val + operator + val2), msg);
    test.assert(
        true === flag(test, 'object')
      , 'expected ' + util.inspect(val) + ' to be ' + operator + ' ' + util.inspect(val2)
      , 'expected ' + util.inspect(val) + ' to not be ' + operator + ' ' + util.inspect(val2) );
  };

  /**
   * ### .closeTo(actual, expected, delta, [message])
   *
   * Asserts that the target is equal `expected`, to within a +/- `delta` range.
   *
   *     assert.closeTo(1.5, 1, 0.5, 'numbers are close');
   *
   * @name closeTo
   * @param {Number} actual
   * @param {Number} expected
   * @param {Number} delta
   * @param {String} message
   * @api public
   */

  assert.closeTo = function (act, exp, delta, msg) {
    new Assertion(act, msg).to.be.closeTo(exp, delta);
  };

  /**
   * ### .sameMembers(set1, set2, [message])
   *
   * Asserts that `set1` and `set2` have the same members.
   * Order is not taken into account.
   *
   *     assert.sameMembers([ 1, 2, 3 ], [ 2, 1, 3 ], 'same members');
   *
   * @name sameMembers
   * @param {Array} superset
   * @param {Array} subset
   * @param {String} message
   * @api public
   */

  assert.sameMembers = function (set1, set2, msg) {
    new Assertion(set1, msg).to.have.same.members(set2);
  }

  /**
   * ### .includeMembers(superset, subset, [message])
   *
   * Asserts that `subset` is included in `superset`.
   * Order is not taken into account.
   *
   *     assert.includeMembers([ 1, 2, 3 ], [ 2, 1 ], 'include members');
   *
   * @name includeMembers
   * @param {Array} superset
   * @param {Array} subset
   * @param {String} message
   * @api public
   */

  assert.includeMembers = function (superset, subset, msg) {
    new Assertion(superset, msg).to.include.members(subset);
  }

  /*!
   * Undocumented / untested
   */

  assert.ifError = function (val, msg) {
    new Assertion(val, msg).to.not.be.ok;
  };

  /*!
   * Aliases.
   */

  (function alias(name, as){
    assert[as] = assert[name];
    return alias;
  })
  ('Throw', 'throw')
  ('Throw', 'throws');
};

},{}],6:[function(require,module,exports){
/*!
 * chai
 * Copyright(c) 2011-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

module.exports = function (chai, util) {
  chai.expect = function (val, message) {
    return new chai.Assertion(val, message);
  };
};


},{}],7:[function(require,module,exports){
/*!
 * chai
 * Copyright(c) 2011-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

module.exports = function (chai, util) {
  var Assertion = chai.Assertion;

  function loadShould () {
    // modify Object.prototype to have `should`
    Object.defineProperty(Object.prototype, 'should',
      {
        set: function (value) {
          // See https://github.com/chaijs/chai/issues/86: this makes
          // `whatever.should = someValue` actually set `someValue`, which is
          // especially useful for `global.should = require('chai').should()`.
          //
          // Note that we have to use [[DefineProperty]] instead of [[Put]]
          // since otherwise we would trigger this very setter!
          Object.defineProperty(this, 'should', {
            value: value,
            enumerable: true,
            configurable: true,
            writable: true
          });
        }
      , get: function(){
          if (this instanceof String || this instanceof Number) {
            return new Assertion(this.constructor(this));
          } else if (this instanceof Boolean) {
            return new Assertion(this == true);
          }
          return new Assertion(this);
        }
      , configurable: true
    });

    var should = {};

    should.equal = function (val1, val2, msg) {
      new Assertion(val1, msg).to.equal(val2);
    };

    should.Throw = function (fn, errt, errs, msg) {
      new Assertion(fn, msg).to.Throw(errt, errs);
    };

    should.exist = function (val, msg) {
      new Assertion(val, msg).to.exist;
    }

    // negation
    should.not = {}

    should.not.equal = function (val1, val2, msg) {
      new Assertion(val1, msg).to.not.equal(val2);
    };

    should.not.Throw = function (fn, errt, errs, msg) {
      new Assertion(fn, msg).to.not.Throw(errt, errs);
    };

    should.not.exist = function (val, msg) {
      new Assertion(val, msg).to.not.exist;
    }

    should['throw'] = should['Throw'];
    should.not['throw'] = should.not['Throw'];

    return should;
  };

  chai.should = loadShould;
  chai.Should = loadShould;
};

},{}],8:[function(require,module,exports){
/*!
 * Chai - addChainingMethod utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/*!
 * Module dependencies
 */

var transferFlags = require('./transferFlags');

/*!
 * Module variables
 */

// Check whether `__proto__` is supported
var hasProtoSupport = '__proto__' in Object;

// Without `__proto__` support, this module will need to add properties to a function.
// However, some Function.prototype methods cannot be overwritten,
// and there seems no easy cross-platform way to detect them (@see chaijs/chai/issues/69).
var excludeNames = /^(?:length|name|arguments|caller)$/;

// Cache `Function` properties
var call  = Function.prototype.call,
    apply = Function.prototype.apply;

/**
 * ### addChainableMethod (ctx, name, method, chainingBehavior)
 *
 * Adds a method to an object, such that the method can also be chained.
 *
 *     utils.addChainableMethod(chai.Assertion.prototype, 'foo', function (str) {
 *       var obj = utils.flag(this, 'object');
 *       new chai.Assertion(obj).to.be.equal(str);
 *     });
 *
 * Can also be accessed directly from `chai.Assertion`.
 *
 *     chai.Assertion.addChainableMethod('foo', fn, chainingBehavior);
 *
 * The result can then be used as both a method assertion, executing both `method` and
 * `chainingBehavior`, or as a language chain, which only executes `chainingBehavior`.
 *
 *     expect(fooStr).to.be.foo('bar');
 *     expect(fooStr).to.be.foo.equal('foo');
 *
 * @param {Object} ctx object to which the method is added
 * @param {String} name of method to add
 * @param {Function} method function to be used for `name`, when called
 * @param {Function} chainingBehavior function to be called every time the property is accessed
 * @name addChainableMethod
 * @api public
 */

module.exports = function (ctx, name, method, chainingBehavior) {
  if (typeof chainingBehavior !== 'function') {
    chainingBehavior = function () { };
  }

  var chainableBehavior = {
      method: method
    , chainingBehavior: chainingBehavior
  };

  // save the methods so we can overwrite them later, if we need to.
  if (!ctx.__methods) {
    ctx.__methods = {};
  }
  ctx.__methods[name] = chainableBehavior;

  Object.defineProperty(ctx, name,
    { get: function () {
        chainableBehavior.chainingBehavior.call(this);

        var assert = function () {
          var result = chainableBehavior.method.apply(this, arguments);
          return result === undefined ? this : result;
        };

        // Use `__proto__` if available
        if (hasProtoSupport) {
          // Inherit all properties from the object by replacing the `Function` prototype
          var prototype = assert.__proto__ = Object.create(this);
          // Restore the `call` and `apply` methods from `Function`
          prototype.call = call;
          prototype.apply = apply;
        }
        // Otherwise, redefine all properties (slow!)
        else {
          var asserterNames = Object.getOwnPropertyNames(ctx);
          asserterNames.forEach(function (asserterName) {
            if (!excludeNames.test(asserterName)) {
              var pd = Object.getOwnPropertyDescriptor(ctx, asserterName);
              Object.defineProperty(assert, asserterName, pd);
            }
          });
        }

        transferFlags(this, assert);
        return assert;
      }
    , configurable: true
  });
};

},{"./transferFlags":25}],9:[function(require,module,exports){
/*!
 * Chai - addMethod utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/**
 * ### .addMethod (ctx, name, method)
 *
 * Adds a method to the prototype of an object.
 *
 *     utils.addMethod(chai.Assertion.prototype, 'foo', function (str) {
 *       var obj = utils.flag(this, 'object');
 *       new chai.Assertion(obj).to.be.equal(str);
 *     });
 *
 * Can also be accessed directly from `chai.Assertion`.
 *
 *     chai.Assertion.addMethod('foo', fn);
 *
 * Then can be used as any other assertion.
 *
 *     expect(fooStr).to.be.foo('bar');
 *
 * @param {Object} ctx object to which the method is added
 * @param {String} name of method to add
 * @param {Function} method function to be used for name
 * @name addMethod
 * @api public
 */

module.exports = function (ctx, name, method) {
  ctx[name] = function () {
    var result = method.apply(this, arguments);
    return result === undefined ? this : result;
  };
};

},{}],10:[function(require,module,exports){
/*!
 * Chai - addProperty utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/**
 * ### addProperty (ctx, name, getter)
 *
 * Adds a property to the prototype of an object.
 *
 *     utils.addProperty(chai.Assertion.prototype, 'foo', function () {
 *       var obj = utils.flag(this, 'object');
 *       new chai.Assertion(obj).to.be.instanceof(Foo);
 *     });
 *
 * Can also be accessed directly from `chai.Assertion`.
 *
 *     chai.Assertion.addProperty('foo', fn);
 *
 * Then can be used as any other assertion.
 *
 *     expect(myFoo).to.be.foo;
 *
 * @param {Object} ctx object to which the property is added
 * @param {String} name of property to add
 * @param {Function} getter function to be used for name
 * @name addProperty
 * @api public
 */

module.exports = function (ctx, name, getter) {
  Object.defineProperty(ctx, name,
    { get: function () {
        var result = getter.call(this);
        return result === undefined ? this : result;
      }
    , configurable: true
  });
};

},{}],11:[function(require,module,exports){
/*!
 * Chai - flag utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/**
 * ### flag(object ,key, [value])
 *
 * Get or set a flag value on an object. If a
 * value is provided it will be set, else it will
 * return the currently set value or `undefined` if
 * the value is not set.
 *
 *     utils.flag(this, 'foo', 'bar'); // setter
 *     utils.flag(this, 'foo'); // getter, returns `bar`
 *
 * @param {Object} object (constructed Assertion
 * @param {String} key
 * @param {Mixed} value (optional)
 * @name flag
 * @api private
 */

module.exports = function (obj, key, value) {
  var flags = obj.__flags || (obj.__flags = Object.create(null));
  if (arguments.length === 3) {
    flags[key] = value;
  } else {
    return flags[key];
  }
};

},{}],12:[function(require,module,exports){
/*!
 * Chai - getActual utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/**
 * # getActual(object, [actual])
 *
 * Returns the `actual` value for an Assertion
 *
 * @param {Object} object (constructed Assertion)
 * @param {Arguments} chai.Assertion.prototype.assert arguments
 */

module.exports = function (obj, args) {
  var actual = args[4];
  return 'undefined' !== typeof actual ? actual : obj._obj;
};

},{}],13:[function(require,module,exports){
/*!
 * Chai - getEnumerableProperties utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/**
 * ### .getEnumerableProperties(object)
 *
 * This allows the retrieval of enumerable property names of an object,
 * inherited or not.
 *
 * @param {Object} object
 * @returns {Array}
 * @name getEnumerableProperties
 * @api public
 */

module.exports = function getEnumerableProperties(object) {
  var result = [];
  for (var name in object) {
    result.push(name);
  }
  return result;
};

},{}],14:[function(require,module,exports){
/*!
 * Chai - message composition utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/*!
 * Module dependancies
 */

var flag = require('./flag')
  , getActual = require('./getActual')
  , inspect = require('./inspect')
  , objDisplay = require('./objDisplay');

/**
 * ### .getMessage(object, message, negateMessage)
 *
 * Construct the error message based on flags
 * and template tags. Template tags will return
 * a stringified inspection of the object referenced.
 *
 * Message template tags:
 * - `#{this}` current asserted object
 * - `#{act}` actual value
 * - `#{exp}` expected value
 *
 * @param {Object} object (constructed Assertion)
 * @param {Arguments} chai.Assertion.prototype.assert arguments
 * @name getMessage
 * @api public
 */

module.exports = function (obj, args) {
  var negate = flag(obj, 'negate')
    , val = flag(obj, 'object')
    , expected = args[3]
    , actual = getActual(obj, args)
    , msg = negate ? args[2] : args[1]
    , flagMsg = flag(obj, 'message');

  msg = msg || '';
  msg = msg
    .replace(/#{this}/g, objDisplay(val))
    .replace(/#{act}/g, objDisplay(actual))
    .replace(/#{exp}/g, objDisplay(expected));

  return flagMsg ? flagMsg + ': ' + msg : msg;
};

},{"./flag":11,"./getActual":12,"./inspect":19,"./objDisplay":20}],15:[function(require,module,exports){
/*!
 * Chai - getName utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/**
 * # getName(func)
 *
 * Gets the name of a function, in a cross-browser way.
 *
 * @param {Function} a function (usually a constructor)
 */

module.exports = function (func) {
  if (func.name) return func.name;

  var match = /^\s?function ([^(]*)\(/.exec(func);
  return match && match[1] ? match[1] : "";
};

},{}],16:[function(require,module,exports){
/*!
 * Chai - getPathValue utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * @see https://github.com/logicalparadox/filtr
 * MIT Licensed
 */

/**
 * ### .getPathValue(path, object)
 *
 * This allows the retrieval of values in an
 * object given a string path.
 *
 *     var obj = {
 *         prop1: {
 *             arr: ['a', 'b', 'c']
 *           , str: 'Hello'
 *         }
 *       , prop2: {
 *             arr: [ { nested: 'Universe' } ]
 *           , str: 'Hello again!'
 *         }
 *     }
 *
 * The following would be the results.
 *
 *     getPathValue('prop1.str', obj); // Hello
 *     getPathValue('prop1.att[2]', obj); // b
 *     getPathValue('prop2.arr[0].nested', obj); // Universe
 *
 * @param {String} path
 * @param {Object} object
 * @returns {Object} value or `undefined`
 * @name getPathValue
 * @api public
 */

var getPathValue = module.exports = function (path, obj) {
  var parsed = parsePath(path);
  return _getPathValue(parsed, obj);
};

/*!
 * ## parsePath(path)
 *
 * Helper function used to parse string object
 * paths. Use in conjunction with `_getPathValue`.
 *
 *      var parsed = parsePath('myobject.property.subprop');
 *
 * ### Paths:
 *
 * * Can be as near infinitely deep and nested
 * * Arrays are also valid using the formal `myobject.document[3].property`.
 *
 * @param {String} path
 * @returns {Object} parsed
 * @api private
 */

function parsePath (path) {
  var str = path.replace(/\[/g, '.[')
    , parts = str.match(/(\\\.|[^.]+?)+/g);
  return parts.map(function (value) {
    var re = /\[(\d+)\]$/
      , mArr = re.exec(value)
    if (mArr) return { i: parseFloat(mArr[1]) };
    else return { p: value };
  });
};

/*!
 * ## _getPathValue(parsed, obj)
 *
 * Helper companion function for `.parsePath` that returns
 * the value located at the parsed address.
 *
 *      var value = getPathValue(parsed, obj);
 *
 * @param {Object} parsed definition from `parsePath`.
 * @param {Object} object to search against
 * @returns {Object|Undefined} value
 * @api private
 */

function _getPathValue (parsed, obj) {
  var tmp = obj
    , res;
  for (var i = 0, l = parsed.length; i < l; i++) {
    var part = parsed[i];
    if (tmp) {
      if ('undefined' !== typeof part.p)
        tmp = tmp[part.p];
      else if ('undefined' !== typeof part.i)
        tmp = tmp[part.i];
      if (i == (l - 1)) res = tmp;
    } else {
      res = undefined;
    }
  }
  return res;
};

},{}],17:[function(require,module,exports){
/*!
 * Chai - getProperties utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/**
 * ### .getProperties(object)
 *
 * This allows the retrieval of property names of an object, enumerable or not,
 * inherited or not.
 *
 * @param {Object} object
 * @returns {Array}
 * @name getProperties
 * @api public
 */

module.exports = function getProperties(object) {
  var result = Object.getOwnPropertyNames(subject);

  function addProperty(property) {
    if (result.indexOf(property) === -1) {
      result.push(property);
    }
  }

  var proto = Object.getPrototypeOf(subject);
  while (proto !== null) {
    Object.getOwnPropertyNames(proto).forEach(addProperty);
    proto = Object.getPrototypeOf(proto);
  }

  return result;
};

},{}],18:[function(require,module,exports){
/*!
 * chai
 * Copyright(c) 2011 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/*!
 * Main exports
 */

var exports = module.exports = {};

/*!
 * test utility
 */

exports.test = require('./test');

/*!
 * type utility
 */

exports.type = require('./type');

/*!
 * message utility
 */

exports.getMessage = require('./getMessage');

/*!
 * actual utility
 */

exports.getActual = require('./getActual');

/*!
 * Inspect util
 */

exports.inspect = require('./inspect');

/*!
 * Object Display util
 */

exports.objDisplay = require('./objDisplay');

/*!
 * Flag utility
 */

exports.flag = require('./flag');

/*!
 * Flag transferring utility
 */

exports.transferFlags = require('./transferFlags');

/*!
 * Deep equal utility
 */

exports.eql = require('deep-eql');

/*!
 * Deep path value
 */

exports.getPathValue = require('./getPathValue');

/*!
 * Function name
 */

exports.getName = require('./getName');

/*!
 * add Property
 */

exports.addProperty = require('./addProperty');

/*!
 * add Method
 */

exports.addMethod = require('./addMethod');

/*!
 * overwrite Property
 */

exports.overwriteProperty = require('./overwriteProperty');

/*!
 * overwrite Method
 */

exports.overwriteMethod = require('./overwriteMethod');

/*!
 * Add a chainable method
 */

exports.addChainableMethod = require('./addChainableMethod');

/*!
 * Overwrite chainable method
 */

exports.overwriteChainableMethod = require('./overwriteChainableMethod');


},{"./addChainableMethod":8,"./addMethod":9,"./addProperty":10,"./flag":11,"./getActual":12,"./getMessage":14,"./getName":15,"./getPathValue":16,"./inspect":19,"./objDisplay":20,"./overwriteChainableMethod":21,"./overwriteMethod":22,"./overwriteProperty":23,"./test":24,"./transferFlags":25,"./type":26,"deep-eql":28}],19:[function(require,module,exports){
// This is (almost) directly from Node.js utils
// https://github.com/joyent/node/blob/f8c335d0caf47f16d31413f89aa28eda3878e3aa/lib/util.js

var getName = require('./getName');
var getProperties = require('./getProperties');
var getEnumerableProperties = require('./getEnumerableProperties');

module.exports = inspect;

/**
 * Echos the value of a value. Trys to print the value out
 * in the best way possible given the different types.
 *
 * @param {Object} obj The object to print out.
 * @param {Boolean} showHidden Flag that shows hidden (not enumerable)
 *    properties of objects.
 * @param {Number} depth Depth in which to descend in object. Default is 2.
 * @param {Boolean} colors Flag to turn on ANSI escape codes to color the
 *    output. Default is false (no coloring).
 */
function inspect(obj, showHidden, depth, colors) {
  var ctx = {
    showHidden: showHidden,
    seen: [],
    stylize: function (str) { return str; }
  };
  return formatValue(ctx, obj, (typeof depth === 'undefined' ? 2 : depth));
}

// https://gist.github.com/1044128/
var getOuterHTML = function(element) {
  if ('outerHTML' in element) return element.outerHTML;
  var ns = "http://www.w3.org/1999/xhtml";
  var container = document.createElementNS(ns, '_');
  var elemProto = (window.HTMLElement || window.Element).prototype;
  var xmlSerializer = new XMLSerializer();
  var html;
  if (document.xmlVersion) {
    return xmlSerializer.serializeToString(element);
  } else {
    container.appendChild(element.cloneNode(false));
    html = container.innerHTML.replace('><', '>' + element.innerHTML + '<');
    container.innerHTML = '';
    return html;
  }
};

// Returns true if object is a DOM element.
var isDOMElement = function (object) {
  if (typeof HTMLElement === 'object') {
    return object instanceof HTMLElement;
  } else {
    return object &&
      typeof object === 'object' &&
      object.nodeType === 1 &&
      typeof object.nodeName === 'string';
  }
};

function formatValue(ctx, value, recurseTimes) {
  // Provide a hook for user-specified inspect functions.
  // Check that value is an object with an inspect function on it
  if (value && typeof value.inspect === 'function' &&
      // Filter out the util module, it's inspect function is special
      value.inspect !== exports.inspect &&
      // Also filter out any prototype objects using the circular check.
      !(value.constructor && value.constructor.prototype === value)) {
    var ret = value.inspect(recurseTimes);
    if (typeof ret !== 'string') {
      ret = formatValue(ctx, ret, recurseTimes);
    }
    return ret;
  }

  // Primitive types cannot have properties
  var primitive = formatPrimitive(ctx, value);
  if (primitive) {
    return primitive;
  }

  // If it's DOM elem, get outer HTML.
  if (isDOMElement(value)) {
    return getOuterHTML(value);
  }

  // Look up the keys of the object.
  var visibleKeys = getEnumerableProperties(value);
  var keys = ctx.showHidden ? getProperties(value) : visibleKeys;

  // Some type of object without properties can be shortcutted.
  // In IE, errors have a single `stack` property, or if they are vanilla `Error`,
  // a `stack` plus `description` property; ignore those for consistency.
  if (keys.length === 0 || (isError(value) && (
      (keys.length === 1 && keys[0] === 'stack') ||
      (keys.length === 2 && keys[0] === 'description' && keys[1] === 'stack')
     ))) {
    if (typeof value === 'function') {
      var name = getName(value);
      var nameSuffix = name ? ': ' + name : '';
      return ctx.stylize('[Function' + nameSuffix + ']', 'special');
    }
    if (isRegExp(value)) {
      return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
    }
    if (isDate(value)) {
      return ctx.stylize(Date.prototype.toUTCString.call(value), 'date');
    }
    if (isError(value)) {
      return formatError(value);
    }
  }

  var base = '', array = false, braces = ['{', '}'];

  // Make Array say that they are Array
  if (isArray(value)) {
    array = true;
    braces = ['[', ']'];
  }

  // Make functions say that they are functions
  if (typeof value === 'function') {
    var name = getName(value);
    var nameSuffix = name ? ': ' + name : '';
    base = ' [Function' + nameSuffix + ']';
  }

  // Make RegExps say that they are RegExps
  if (isRegExp(value)) {
    base = ' ' + RegExp.prototype.toString.call(value);
  }

  // Make dates with properties first say the date
  if (isDate(value)) {
    base = ' ' + Date.prototype.toUTCString.call(value);
  }

  // Make error with message first say the error
  if (isError(value)) {
    return formatError(value);
  }

  if (keys.length === 0 && (!array || value.length == 0)) {
    return braces[0] + base + braces[1];
  }

  if (recurseTimes < 0) {
    if (isRegExp(value)) {
      return ctx.stylize(RegExp.prototype.toString.call(value), 'regexp');
    } else {
      return ctx.stylize('[Object]', 'special');
    }
  }

  ctx.seen.push(value);

  var output;
  if (array) {
    output = formatArray(ctx, value, recurseTimes, visibleKeys, keys);
  } else {
    output = keys.map(function(key) {
      return formatProperty(ctx, value, recurseTimes, visibleKeys, key, array);
    });
  }

  ctx.seen.pop();

  return reduceToSingleString(output, base, braces);
}


function formatPrimitive(ctx, value) {
  switch (typeof value) {
    case 'undefined':
      return ctx.stylize('undefined', 'undefined');

    case 'string':
      var simple = '\'' + JSON.stringify(value).replace(/^"|"$/g, '')
                                               .replace(/'/g, "\\'")
                                               .replace(/\\"/g, '"') + '\'';
      return ctx.stylize(simple, 'string');

    case 'number':
      return ctx.stylize('' + value, 'number');

    case 'boolean':
      return ctx.stylize('' + value, 'boolean');
  }
  // For some reason typeof null is "object", so special case here.
  if (value === null) {
    return ctx.stylize('null', 'null');
  }
}


function formatError(value) {
  return '[' + Error.prototype.toString.call(value) + ']';
}


function formatArray(ctx, value, recurseTimes, visibleKeys, keys) {
  var output = [];
  for (var i = 0, l = value.length; i < l; ++i) {
    if (Object.prototype.hasOwnProperty.call(value, String(i))) {
      output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
          String(i), true));
    } else {
      output.push('');
    }
  }
  keys.forEach(function(key) {
    if (!key.match(/^\d+$/)) {
      output.push(formatProperty(ctx, value, recurseTimes, visibleKeys,
          key, true));
    }
  });
  return output;
}


function formatProperty(ctx, value, recurseTimes, visibleKeys, key, array) {
  var name, str;
  if (value.__lookupGetter__) {
    if (value.__lookupGetter__(key)) {
      if (value.__lookupSetter__(key)) {
        str = ctx.stylize('[Getter/Setter]', 'special');
      } else {
        str = ctx.stylize('[Getter]', 'special');
      }
    } else {
      if (value.__lookupSetter__(key)) {
        str = ctx.stylize('[Setter]', 'special');
      }
    }
  }
  if (visibleKeys.indexOf(key) < 0) {
    name = '[' + key + ']';
  }
  if (!str) {
    if (ctx.seen.indexOf(value[key]) < 0) {
      if (recurseTimes === null) {
        str = formatValue(ctx, value[key], null);
      } else {
        str = formatValue(ctx, value[key], recurseTimes - 1);
      }
      if (str.indexOf('\n') > -1) {
        if (array) {
          str = str.split('\n').map(function(line) {
            return '  ' + line;
          }).join('\n').substr(2);
        } else {
          str = '\n' + str.split('\n').map(function(line) {
            return '   ' + line;
          }).join('\n');
        }
      }
    } else {
      str = ctx.stylize('[Circular]', 'special');
    }
  }
  if (typeof name === 'undefined') {
    if (array && key.match(/^\d+$/)) {
      return str;
    }
    name = JSON.stringify('' + key);
    if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) {
      name = name.substr(1, name.length - 2);
      name = ctx.stylize(name, 'name');
    } else {
      name = name.replace(/'/g, "\\'")
                 .replace(/\\"/g, '"')
                 .replace(/(^"|"$)/g, "'");
      name = ctx.stylize(name, 'string');
    }
  }

  return name + ': ' + str;
}


function reduceToSingleString(output, base, braces) {
  var numLinesEst = 0;
  var length = output.reduce(function(prev, cur) {
    numLinesEst++;
    if (cur.indexOf('\n') >= 0) numLinesEst++;
    return prev + cur.length + 1;
  }, 0);

  if (length > 60) {
    return braces[0] +
           (base === '' ? '' : base + '\n ') +
           ' ' +
           output.join(',\n  ') +
           ' ' +
           braces[1];
  }

  return braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1];
}

function isArray(ar) {
  return Array.isArray(ar) ||
         (typeof ar === 'object' && objectToString(ar) === '[object Array]');
}

function isRegExp(re) {
  return typeof re === 'object' && objectToString(re) === '[object RegExp]';
}

function isDate(d) {
  return typeof d === 'object' && objectToString(d) === '[object Date]';
}

function isError(e) {
  return typeof e === 'object' && objectToString(e) === '[object Error]';
}

function objectToString(o) {
  return Object.prototype.toString.call(o);
}

},{"./getEnumerableProperties":13,"./getName":15,"./getProperties":17}],20:[function(require,module,exports){
/*!
 * Chai - flag utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/*!
 * Module dependancies
 */

var inspect = require('./inspect');

/**
 * ### .objDisplay (object)
 *
 * Determines if an object or an array matches
 * criteria to be inspected in-line for error
 * messages or should be truncated.
 *
 * @param {Mixed} javascript object to inspect
 * @name objDisplay
 * @api public
 */

module.exports = function (obj) {
  var str = inspect(obj)
    , type = Object.prototype.toString.call(obj);

  if (str.length >= 40) {
    if (type === '[object Function]') {
      return !obj.name || obj.name === ''
        ? '[Function]'
        : '[Function: ' + obj.name + ']';
    } else if (type === '[object Array]') {
      return '[ Array(' + obj.length + ') ]';
    } else if (type === '[object Object]') {
      var keys = Object.keys(obj)
        , kstr = keys.length > 2
          ? keys.splice(0, 2).join(', ') + ', ...'
          : keys.join(', ');
      return '{ Object (' + kstr + ') }';
    } else {
      return str;
    }
  } else {
    return str;
  }
};

},{"./inspect":19}],21:[function(require,module,exports){
/*!
 * Chai - overwriteChainableMethod utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/**
 * ### overwriteChainableMethod (ctx, name, fn)
 *
 * Overwites an already existing chainable method
 * and provides access to the previous function or
 * property.  Must return functions to be used for
 * name.
 *
 *     utils.overwriteChainableMethod(chai.Assertion.prototype, 'length',
 *       function (_super) {
 *       }
 *     , function (_super) {
 *       }
 *     );
 *
 * Can also be accessed directly from `chai.Assertion`.
 *
 *     chai.Assertion.overwriteChainableMethod('foo', fn, fn);
 *
 * Then can be used as any other assertion.
 *
 *     expect(myFoo).to.have.length(3);
 *     expect(myFoo).to.have.length.above(3);
 *
 * @param {Object} ctx object whose method / property is to be overwritten
 * @param {String} name of method / property to overwrite
 * @param {Function} method function that returns a function to be used for name
 * @param {Function} chainingBehavior function that returns a function to be used for property
 * @name overwriteChainableMethod
 * @api public
 */

module.exports = function (ctx, name, method, chainingBehavior) {
  var chainableBehavior = ctx.__methods[name];

  var _chainingBehavior = chainableBehavior.chainingBehavior;
  chainableBehavior.chainingBehavior = function () {
    var result = chainingBehavior(_chainingBehavior).call(this);
    return result === undefined ? this : result;
  };

  var _method = chainableBehavior.method;
  chainableBehavior.method = function () {
    var result = method(_method).apply(this, arguments);
    return result === undefined ? this : result;
  };
};

},{}],22:[function(require,module,exports){
/*!
 * Chai - overwriteMethod utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/**
 * ### overwriteMethod (ctx, name, fn)
 *
 * Overwites an already existing method and provides
 * access to previous function. Must return function
 * to be used for name.
 *
 *     utils.overwriteMethod(chai.Assertion.prototype, 'equal', function (_super) {
 *       return function (str) {
 *         var obj = utils.flag(this, 'object');
 *         if (obj instanceof Foo) {
 *           new chai.Assertion(obj.value).to.equal(str);
 *         } else {
 *           _super.apply(this, arguments);
 *         }
 *       }
 *     });
 *
 * Can also be accessed directly from `chai.Assertion`.
 *
 *     chai.Assertion.overwriteMethod('foo', fn);
 *
 * Then can be used as any other assertion.
 *
 *     expect(myFoo).to.equal('bar');
 *
 * @param {Object} ctx object whose method is to be overwritten
 * @param {String} name of method to overwrite
 * @param {Function} method function that returns a function to be used for name
 * @name overwriteMethod
 * @api public
 */

module.exports = function (ctx, name, method) {
  var _method = ctx[name]
    , _super = function () { return this; };

  if (_method && 'function' === typeof _method)
    _super = _method;

  ctx[name] = function () {
    var result = method(_super).apply(this, arguments);
    return result === undefined ? this : result;
  }
};

},{}],23:[function(require,module,exports){
/*!
 * Chai - overwriteProperty utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/**
 * ### overwriteProperty (ctx, name, fn)
 *
 * Overwites an already existing property getter and provides
 * access to previous value. Must return function to use as getter.
 *
 *     utils.overwriteProperty(chai.Assertion.prototype, 'ok', function (_super) {
 *       return function () {
 *         var obj = utils.flag(this, 'object');
 *         if (obj instanceof Foo) {
 *           new chai.Assertion(obj.name).to.equal('bar');
 *         } else {
 *           _super.call(this);
 *         }
 *       }
 *     });
 *
 *
 * Can also be accessed directly from `chai.Assertion`.
 *
 *     chai.Assertion.overwriteProperty('foo', fn);
 *
 * Then can be used as any other assertion.
 *
 *     expect(myFoo).to.be.ok;
 *
 * @param {Object} ctx object whose property is to be overwritten
 * @param {String} name of property to overwrite
 * @param {Function} getter function that returns a getter function to be used for name
 * @name overwriteProperty
 * @api public
 */

module.exports = function (ctx, name, getter) {
  var _get = Object.getOwnPropertyDescriptor(ctx, name)
    , _super = function () {};

  if (_get && 'function' === typeof _get.get)
    _super = _get.get

  Object.defineProperty(ctx, name,
    { get: function () {
        var result = getter(_super).call(this);
        return result === undefined ? this : result;
      }
    , configurable: true
  });
};

},{}],24:[function(require,module,exports){
/*!
 * Chai - test utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/*!
 * Module dependancies
 */

var flag = require('./flag');

/**
 * # test(object, expression)
 *
 * Test and object for expression.
 *
 * @param {Object} object (constructed Assertion)
 * @param {Arguments} chai.Assertion.prototype.assert arguments
 */

module.exports = function (obj, args) {
  var negate = flag(obj, 'negate')
    , expr = args[0];
  return negate ? !expr : expr;
};

},{"./flag":11}],25:[function(require,module,exports){
/*!
 * Chai - transferFlags utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/**
 * ### transferFlags(assertion, object, includeAll = true)
 *
 * Transfer all the flags for `assertion` to `object`. If
 * `includeAll` is set to `false`, then the base Chai
 * assertion flags (namely `object`, `ssfi`, and `message`)
 * will not be transferred.
 *
 *
 *     var newAssertion = new Assertion();
 *     utils.transferFlags(assertion, newAssertion);
 *
 *     var anotherAsseriton = new Assertion(myObj);
 *     utils.transferFlags(assertion, anotherAssertion, false);
 *
 * @param {Assertion} assertion the assertion to transfer the flags from
 * @param {Object} object the object to transfer the flags too; usually a new assertion
 * @param {Boolean} includeAll
 * @name getAllFlags
 * @api private
 */

module.exports = function (assertion, object, includeAll) {
  var flags = assertion.__flags || (assertion.__flags = Object.create(null));

  if (!object.__flags) {
    object.__flags = Object.create(null);
  }

  includeAll = arguments.length === 3 ? includeAll : true;

  for (var flag in flags) {
    if (includeAll ||
        (flag !== 'object' && flag !== 'ssfi' && flag != 'message')) {
      object.__flags[flag] = flags[flag];
    }
  }
};

},{}],26:[function(require,module,exports){
/*!
 * Chai - type utility
 * Copyright(c) 2012-2014 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/*!
 * Detectable javascript natives
 */

var natives = {
    '[object Arguments]': 'arguments'
  , '[object Array]': 'array'
  , '[object Date]': 'date'
  , '[object Function]': 'function'
  , '[object Number]': 'number'
  , '[object RegExp]': 'regexp'
  , '[object String]': 'string'
};

/**
 * ### type(object)
 *
 * Better implementation of `typeof` detection that can
 * be used cross-browser. Handles the inconsistencies of
 * Array, `null`, and `undefined` detection.
 *
 *     utils.type({}) // 'object'
 *     utils.type(null) // `null'
 *     utils.type(undefined) // `undefined`
 *     utils.type([]) // `array`
 *
 * @param {Mixed} object to detect type of
 * @name type
 * @api private
 */

module.exports = function (obj) {
  var str = Object.prototype.toString.call(obj);
  if (natives[str]) return natives[str];
  if (obj === null) return 'null';
  if (obj === undefined) return 'undefined';
  if (obj === Object(obj)) return 'object';
  return typeof obj;
};

},{}],27:[function(require,module,exports){
/*!
 * assertion-error
 * Copyright(c) 2013 Jake Luer <jake@qualiancy.com>
 * MIT Licensed
 */

/*!
 * Return a function that will copy properties from
 * one object to another excluding any originally
 * listed. Returned function will create a new `{}`.
 *
 * @param {String} excluded properties ...
 * @return {Function}
 */

function exclude () {
  var excludes = [].slice.call(arguments);

  function excludeProps (res, obj) {
    Object.keys(obj).forEach(function (key) {
      if (!~excludes.indexOf(key)) res[key] = obj[key];
    });
  }

  return function extendExclude () {
    var args = [].slice.call(arguments)
      , i = 0
      , res = {};

    for (; i < args.length; i++) {
      excludeProps(res, args[i]);
    }

    return res;
  };
};

/*!
 * Primary Exports
 */

module.exports = AssertionError;

/**
 * ### AssertionError
 *
 * An extension of the JavaScript `Error` constructor for
 * assertion and validation scenarios.
 *
 * @param {String} message
 * @param {Object} properties to include (optional)
 * @param {callee} start stack function (optional)
 */

function AssertionError (message, _props, ssf) {
  var extend = exclude('name', 'message', 'stack', 'constructor', 'toJSON')
    , props = extend(_props || {});

  // default values
  this.message = message || 'Unspecified AssertionError';
  this.showDiff = false;

  // copy from properties
  for (var key in props) {
    this[key] = props[key];
  }

  // capture stack trace
  ssf = ssf || arguments.callee;
  if (ssf && Error.captureStackTrace) {
    Error.captureStackTrace(this, ssf);
  }
}

/*!
 * Inherit from Error.prototype
 */

AssertionError.prototype = Object.create(Error.prototype);

/*!
 * Statically set name
 */

AssertionError.prototype.name = 'AssertionError';

/*!
 * Ensure correct constructor
 */

AssertionError.prototype.constructor = AssertionError;

/**
 * Allow errors to be converted to JSON for static transfer.
 *
 * @param {Boolean} include stack (default: `true`)
 * @return {Object} object that can be `JSON.stringify`
 */

AssertionError.prototype.toJSON = function (stack) {
  var extend = exclude('constructor', 'toJSON', 'stack')
    , props = extend({ name: this.name }, this);

  // include stack if exists and not turned off
  if (false !== stack && this.stack) {
    props.stack = this.stack;
  }

  return props;
};

},{}],28:[function(require,module,exports){
module.exports = require('./lib/eql');

},{"./lib/eql":29}],29:[function(require,module,exports){
/*!
 * deep-eql
 * Copyright(c) 2013 Jake Luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/*!
 * Module dependencies
 */

var type = require('type-detect');

/*!
 * Buffer.isBuffer browser shim
 */

var Buffer;
try { Buffer = require('buffer').Buffer; }
catch(ex) {
  Buffer = {};
  Buffer.isBuffer = function() { return false; }
}

/*!
 * Primary Export
 */

module.exports = deepEqual;

/**
 * Assert super-strict (egal) equality between
 * two objects of any type.
 *
 * @param {Mixed} a
 * @param {Mixed} b
 * @param {Array} memoised (optional)
 * @return {Boolean} equal match
 */

function deepEqual(a, b, m) {
  if (sameValue(a, b)) {
    return true;
  } else if ('date' === type(a)) {
    return dateEqual(a, b);
  } else if ('regexp' === type(a)) {
    return regexpEqual(a, b);
  } else if (Buffer.isBuffer(a)) {
    return bufferEqual(a, b);
  } else if ('arguments' === type(a)) {
    return argumentsEqual(a, b, m);
  } else if (!typeEqual(a, b)) {
    return false;
  } else if (('object' !== type(a) && 'object' !== type(b))
  && ('array' !== type(a) && 'array' !== type(b))) {
    return sameValue(a, b);
  } else {
    return objectEqual(a, b, m);
  }
}

/*!
 * Strict (egal) equality test. Ensures that NaN always
 * equals NaN and `-0` does not equal `+0`.
 *
 * @param {Mixed} a
 * @param {Mixed} b
 * @return {Boolean} equal match
 */

function sameValue(a, b) {
  if (a === b) return a !== 0 || 1 / a === 1 / b;
  return a !== a && b !== b;
}

/*!
 * Compare the types of two given objects and
 * return if they are equal. Note that an Array
 * has a type of `array` (not `object`) and arguments
 * have a type of `arguments` (not `array`/`object`).
 *
 * @param {Mixed} a
 * @param {Mixed} b
 * @return {Boolean} result
 */

function typeEqual(a, b) {
  return type(a) === type(b);
}

/*!
 * Compare two Date objects by asserting that
 * the time values are equal using `saveValue`.
 *
 * @param {Date} a
 * @param {Date} b
 * @return {Boolean} result
 */

function dateEqual(a, b) {
  if ('date' !== type(b)) return false;
  return sameValue(a.getTime(), b.getTime());
}

/*!
 * Compare two regular expressions by converting them
 * to string and checking for `sameValue`.
 *
 * @param {RegExp} a
 * @param {RegExp} b
 * @return {Boolean} result
 */

function regexpEqual(a, b) {
  if ('regexp' !== type(b)) return false;
  return sameValue(a.toString(), b.toString());
}

/*!
 * Assert deep equality of two `arguments` objects.
 * Unfortunately, these must be sliced to arrays
 * prior to test to ensure no bad behavior.
 *
 * @param {Arguments} a
 * @param {Arguments} b
 * @param {Array} memoize (optional)
 * @return {Boolean} result
 */

function argumentsEqual(a, b, m) {
  if ('arguments' !== type(b)) return false;
  a = [].slice.call(a);
  b = [].slice.call(b);
  return deepEqual(a, b, m);
}

/*!
 * Get enumerable properties of a given object.
 *
 * @param {Object} a
 * @return {Array} property names
 */

function enumerable(a) {
  var res = [];
  for (var key in a) res.push(key);
  return res;
}

/*!
 * Simple equality for flat iterable objects
 * such as Arrays or Node.js buffers.
 *
 * @param {Iterable} a
 * @param {Iterable} b
 * @return {Boolean} result
 */

function iterableEqual(a, b) {
  if (a.length !==  b.length) return false;

  var i = 0;
  var match = true;

  for (; i < a.length; i++) {
    if (a[i] !== b[i]) {
      match = false;
      break;
    }
  }

  return match;
}

/*!
 * Extension to `iterableEqual` specifically
 * for Node.js Buffers.
 *
 * @param {Buffer} a
 * @param {Mixed} b
 * @return {Boolean} result
 */

function bufferEqual(a, b) {
  if (!Buffer.isBuffer(b)) return false;
  return iterableEqual(a, b);
}

/*!
 * Block for `objectEqual` ensuring non-existing
 * values don't get in.
 *
 * @param {Mixed} object
 * @return {Boolean} result
 */

function isValue(a) {
  return a !== null && a !== undefined;
}

/*!
 * Recursively check the equality of two objects.
 * Once basic sameness has been established it will
 * defer to `deepEqual` for each enumerable key
 * in the object.
 *
 * @param {Mixed} a
 * @param {Mixed} b
 * @return {Boolean} result
 */

function objectEqual(a, b, m) {
  if (!isValue(a) || !isValue(b)) {
    return false;
  }

  if (a.prototype !== b.prototype) {
    return false;
  }

  var i;
  if (m) {
    for (i = 0; i < m.length; i++) {
      if ((m[i][0] === a && m[i][1] === b)
      ||  (m[i][0] === b && m[i][1] === a)) {
        return true;
      }
    }
  } else {
    m = [];
  }

  try {
    var ka = enumerable(a);
    var kb = enumerable(b);
  } catch (ex) {
    return false;
  }

  ka.sort();
  kb.sort();

  if (!iterableEqual(ka, kb)) {
    return false;
  }

  m.push([ a, b ]);

  var key;
  for (i = ka.length - 1; i >= 0; i--) {
    key = ka[i];
    if (!deepEqual(a[key], b[key], m)) {
      return false;
    }
  }

  return true;
}

},{"buffer":33,"type-detect":30}],30:[function(require,module,exports){
module.exports = require('./lib/type');

},{"./lib/type":31}],31:[function(require,module,exports){
/*!
 * type-detect
 * Copyright(c) 2013 jake luer <jake@alogicalparadox.com>
 * MIT Licensed
 */

/*!
 * Primary Exports
 */

var exports = module.exports = getType;

/*!
 * Detectable javascript natives
 */

var natives = {
    '[object Array]': 'array'
  , '[object RegExp]': 'regexp'
  , '[object Function]': 'function'
  , '[object Arguments]': 'arguments'
  , '[object Date]': 'date'
};

/**
 * ### typeOf (obj)
 *
 * Use several different techniques to determine
 * the type of object being tested.
 *
 *
 * @param {Mixed} object
 * @return {String} object type
 * @api public
 */

function getType (obj) {
  var str = Object.prototype.toString.call(obj);
  if (natives[str]) return natives[str];
  if (obj === null) return 'null';
  if (obj === undefined) return 'undefined';
  if (obj === Object(obj)) return 'object';
  return typeof obj;
}

exports.Library = Library;

/**
 * ### Library
 *
 * Create a repository for custom type detection.
 *
 * ```js
 * var lib = new type.Library;
 * ```
 *
 */

function Library () {
  this.tests = {};
}

/**
 * #### .of (obj)
 *
 * Expose replacement `typeof` detection to the library.
 *
 * ```js
 * if ('string' === lib.of('hello world')) {
 *   // ...
 * }
 * ```
 *
 * @param {Mixed} object to test
 * @return {String} type
 */

Library.prototype.of = getType;

/**
 * #### .define (type, test)
 *
 * Add a test to for the `.test()` assertion.
 *
 * Can be defined as a regular expression:
 *
 * ```js
 * lib.define('int', /^[0-9]+$/);
 * ```
 *
 * ... or as a function:
 *
 * ```js
 * lib.define('bln', function (obj) {
 *   if ('boolean' === lib.of(obj)) return true;
 *   var blns = [ 'yes', 'no', 'true', 'false', 1, 0 ];
 *   if ('string' === lib.of(obj)) obj = obj.toLowerCase();
 *   return !! ~blns.indexOf(obj);
 * });
 * ```
 *
 * @param {String} type
 * @param {RegExp|Function} test
 * @api public
 */

Library.prototype.define = function (type, test) {
  if (arguments.length === 1) return this.tests[type];
  this.tests[type] = test;
  return this;
};

/**
 * #### .test (obj, test)
 *
 * Assert that an object is of type. Will first
 * check natives, and if that does not pass it will
 * use the user defined custom tests.
 *
 * ```js
 * assert(lib.test('1', 'int'));
 * assert(lib.test('yes', 'bln'));
 * ```
 *
 * @param {Mixed} object
 * @param {String} type
 * @return {Boolean} result
 * @api public
 */

Library.prototype.test = function (obj, type) {
  if (type === getType(obj)) return true;
  var test = this.tests[type];

  if (test && 'regexp' === getType(test)) {
    return test.test(obj);
  } else if (test && 'function' === getType(test)) {
    return test(obj);
  } else {
    throw new ReferenceError('Type test "' + type + '" not defined or invalid.');
  }
};

},{}],32:[function(require,module,exports){
var expect = require("chai").expect;
var xss = (window.xss);

describe("xss()", function() {
  function html(given, expected) {
    if (arguments.length == 1) expected = given;
    return function() { expect(xss(given), given).to.eql(expected); };
  }

  function url(given, expected) {
    if (arguments.length == 1) expected = given;
    return function() { expect(xss.url(given), given).to.eql(expected); };
  }

  describe("strips", function() {
    it("<script>", html('<script>doevil</script>', ''));
    it("<style>", html('<style>doevil</style>', ''));
    it("<iframe>", html('<iframe></iframe>', ''));
    it("[id]", html('<img id="one">', '<img>'));
    it("[class]", html('<img class="one">', '<img>'));
    it("[style]", html('<img style="test">', '<img>'));
    it("[on*]", html('<img onclick="doevil">', '<img>'));
    it("[data-*]", html('<img data-test="test">', '<img>'));
    it("uncontained <li>", html('<div><li></li></div>', '<div></div>'));
    it("uncontained <thead>", html('<thead></thead>', ''));
    it("uncontained <tbody>", html('<tbody></tbody>', ''));
    it("uncontained <tfoot>", html('<tfoot></tfoot>', ''));
    it("uncontained <tr>", html('<tr></tr>', ''));
    it("uncontained <td>", html('<td></td>', ''));
    it("uncontained <th>", html('<th></th>', ''));
  });

  // TODO: Add remaining elements
  describe("permits", function() {
    it("<a>", html('<a>one</a>'));
    it("<a href>", html('<a href="#">one</a>'));
    it("<aside>", html('<aside></aside>'));
    it("<br>", html('<br>'));
    it("<li (ul)>", html('<ul><li>one</li></ul>'));
    it("<li (ol)>", html('<ol><li>one</li></ol>'));
    it("<hr>", html('<hr>'));
    it("<table>", html('<table><tbody><tr><th></th></tr><tr><td></td></tr></tbody></table>'));

    // Decided against allowing these for now.
    // it("<iframe>", html('<iframe></iframe>'));
    // it("[data-*]", html('<img data-test="test">'));
    // it("[data-*] (empty)", html('<img data-test>', '<img data-test="">'));
  });

  describe(".url()", function() {
    // We're using a whitelist so we only need a few sanity checks
    // to make sure nothing evil is passing through.
    describe("strips", function() {
      it("javascript:", url("javascript:doevil", ""));
    });

    describe("permits", function() {
      it("http",      url('http://'));
      it("https",     url('https://'));
      it("mailto",    url('mailto:'));
      it("local",     url('#local'));
      it("relative",  url('/relative'));
    });
  });

  // https://www.owasp.org/index.php/XSS_Filter_Evasion_Cheat_Sheet
  // TODO: Add test for each attach, possibly as a general xss test suite driver
  describe("attacks", function() {
    it("malformed img", html('<IMG """><SCRIPT>alert("XSS")</SCRIPT>"', '<img>"'));
    it("malformed on*", html('<IMG SRC= onmouseover="alert(\'xxs\')">', '<img src="">'));
    it(" &#14; javascript:", html('<a href=" &#14; javascript:doevil"></a>', '<a href=""></a>'));
    it("&#106;", html('<a href="&#106;&#97;"></a>', '<a href=""></a>'));
  });
});

describe("sanitizeAttributes()", function() {
  // Issue #1
  it("handles undefined attributes", function() {
    expect(function() {
      var $el = [{tagName: "div", attributes: {"0": undefined}}];
      xss._sanitizeAttributes($el, xss.defaults);
    }).to.not.throw();
  });

  // Issue #2
  // TODO: Add sinon-chai and use spies instead if we need to do any additional
  // callback tests.
  it("only iterates on own properties", function() {
    var attrRemoved = false;
    function AttrMap() {}; AttrMap.prototype.fail = function() {};
    var $el = [{tagName: "div", attributes: new AttrMap()}];
    $el.removeAttr = function() { attrRemoved = true; };
    var options = {attributes: {all: /$^/}}; // match nothing, force removal
    xss._sanitizeAttributes($el, options);
    expect(attrRemoved).to.eql(false);
  });
});

describe("getAttributeName()", function() {
  describe("with numeric index (jquery/browser)", function() {
    var attributes = {"0": {name: "class", "1": undefined}};

    it("returns name", function() {
      expect(xss._getAttributeName(attributes, 0)).to.eql("class");
      expect(xss._getAttributeName(attributes, "0")).to.eql("class");
    });

    // Issue #1
    it("handles undefined attributes", function() {
      expect(xss._getAttributeName(attributes, "1")).to.eql(undefined);
    });
  });

  describe("with named index (node/cheerio)", function() {
    var attributes = {"class": {name: "class"}};

    it("returns name", function() {
      expect(xss._getAttributeName(attributes, "class")).to.eql("class");
    });
  });
});

},{"chai":1}],33:[function(require,module,exports){
/**
 * The buffer module from node.js, for the browser.
 *
 * Author:   Feross Aboukhadijeh <feross@feross.org> <http://feross.org>
 * License:  MIT
 *
 * `npm install buffer`
 */

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

exports.Buffer = Buffer
exports.SlowBuffer = Buffer
exports.INSPECT_MAX_BYTES = 50
Buffer.poolSize = 8192

/**
 * If `Buffer._useTypedArrays`:
 *   === true    Use Uint8Array implementation (fastest)
 *   === false   Use Object implementation (compatible down to IE6)
 */
Buffer._useTypedArrays = (function () {
   // Detect if browser supports Typed Arrays. Supported browsers are IE 10+,
   // Firefox 4+, Chrome 7+, Safari 5.1+, Opera 11.6+, iOS 4.2+.
  if (typeof Uint8Array === 'undefined' || typeof ArrayBuffer === 'undefined')
    return false

  // Does the browser support adding properties to `Uint8Array` instances? If
  // not, then that's the same as no `Uint8Array` support. We need to be able to
  // add all the node Buffer API methods.
  // Relevant Firefox bug: https://bugzilla.mozilla.org/show_bug.cgi?id=695438
  try {
    var arr = new Uint8Array(0)
    arr.foo = function () { return 42 }
    return 42 === arr.foo() &&
        typeof arr.subarray === 'function' // Chrome 9-10 lack `subarray`
  } catch (e) {
    return false
  }
})()

/**
 * Class: Buffer
 * =============
 *
 * The Buffer constructor returns instances of `Uint8Array` that are augmented
 * with function properties for all the node `Buffer` API functions. We use
 * `Uint8Array` so that square bracket notation works as expected -- it returns
 * a single octet.
 *
 * By augmenting the instances, we can avoid modifying the `Uint8Array`
 * prototype.
 */
function Buffer (subject, encoding, noZero) {
  if (!(this instanceof Buffer))
    return new Buffer(subject, encoding, noZero)

  var type = typeof subject

  // Workaround: node's base64 implementation allows for non-padded strings
  // while base64-js does not.
  if (encoding === 'base64' && type === 'string') {
    subject = stringtrim(subject)
    while (subject.length % 4 !== 0) {
      subject = subject + '='
    }
  }

  // Find the length
  var length
  if (type === 'number')
    length = coerce(subject)
  else if (type === 'string')
    length = Buffer.byteLength(subject, encoding)
  else if (type === 'object')
    length = coerce(subject.length) // Assume object is an array
  else
    throw new Error('First argument needs to be a number, array or string.')

  var buf
  if (Buffer._useTypedArrays) {
    // Preferred: Return an augmented `Uint8Array` instance for best performance
    buf = augment(new Uint8Array(length))
  } else {
    // Fallback: Return THIS instance of Buffer (created by `new`)
    buf = this
    buf.length = length
    buf._isBuffer = true
  }

  var i
  if (Buffer._useTypedArrays && typeof Uint8Array === 'function' &&
      subject instanceof Uint8Array) {
    // Speed optimization -- use set if we're copying from a Uint8Array
    buf._set(subject)
  } else if (isArrayish(subject)) {
    // Treat array-ish objects as a byte array
    for (i = 0; i < length; i++) {
      if (Buffer.isBuffer(subject))
        buf[i] = subject.readUInt8(i)
      else
        buf[i] = subject[i]
    }
  } else if (type === 'string') {
    buf.write(subject, 0, encoding)
  } else if (type === 'number' && !Buffer._useTypedArrays && !noZero) {
    for (i = 0; i < length; i++) {
      buf[i] = 0
    }
  }

  return buf
}

// STATIC METHODS
// ==============

Buffer.isEncoding = function (encoding) {
  switch (String(encoding).toLowerCase()) {
    case 'hex':
    case 'utf8':
    case 'utf-8':
    case 'ascii':
    case 'binary':
    case 'base64':
    case 'raw':
    case 'ucs2':
    case 'ucs-2':
    case 'utf16le':
    case 'utf-16le':
      return true
    default:
      return false
  }
}

Buffer.isBuffer = function (b) {
  return !!(b !== null && b !== undefined && b._isBuffer)
}

Buffer.byteLength = function (str, encoding) {
  var ret
  str = str + ''
  switch (encoding || 'utf8') {
    case 'hex':
      ret = str.length / 2
      break
    case 'utf8':
    case 'utf-8':
      ret = utf8ToBytes(str).length
      break
    case 'ascii':
    case 'binary':
    case 'raw':
      ret = str.length
      break
    case 'base64':
      ret = base64ToBytes(str).length
      break
    case 'ucs2':
    case 'ucs-2':
    case 'utf16le':
    case 'utf-16le':
      ret = str.length * 2
      break
    default:
      throw new Error('Unknown encoding')
  }
  return ret
}

Buffer.concat = function (list, totalLength) {
  assert(isArray(list), 'Usage: Buffer.concat(list, [totalLength])\n' +
      'list should be an Array.')

  if (list.length === 0) {
    return new Buffer(0)
  } else if (list.length === 1) {
    return list[0]
  }

  var i
  if (typeof totalLength !== 'number') {
    totalLength = 0
    for (i = 0; i < list.length; i++) {
      totalLength += list[i].length
    }
  }

  var buf = new Buffer(totalLength)
  var pos = 0
  for (i = 0; i < list.length; i++) {
    var item = list[i]
    item.copy(buf, pos)
    pos += item.length
  }
  return buf
}

// BUFFER INSTANCE METHODS
// =======================

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
  assert(strLen % 2 === 0, 'Invalid hex string')

  if (length > strLen / 2) {
    length = strLen / 2
  }
  for (var i = 0; i < length; i++) {
    var byte = parseInt(string.substr(i * 2, 2), 16)
    assert(!isNaN(byte), 'Invalid hex string')
    buf[offset + i] = byte
  }
  Buffer._charsWritten = i * 2
  return i
}

function _utf8Write (buf, string, offset, length) {
  var charsWritten = Buffer._charsWritten =
    blitBuffer(utf8ToBytes(string), buf, offset, length)
  return charsWritten
}

function _asciiWrite (buf, string, offset, length) {
  var charsWritten = Buffer._charsWritten =
    blitBuffer(asciiToBytes(string), buf, offset, length)
  return charsWritten
}

function _binaryWrite (buf, string, offset, length) {
  return _asciiWrite(buf, string, offset, length)
}

function _base64Write (buf, string, offset, length) {
  var charsWritten = Buffer._charsWritten =
    blitBuffer(base64ToBytes(string), buf, offset, length)
  return charsWritten
}

function _utf16leWrite (buf, string, offset, length) {
  var charsWritten = Buffer._charsWritten =
    blitBuffer(utf16leToBytes(string), buf, offset, length)
  return charsWritten
}

Buffer.prototype.write = function (string, offset, length, encoding) {
  // Support both (string, offset, length, encoding)
  // and the legacy (string, encoding, offset, length)
  if (isFinite(offset)) {
    if (!isFinite(length)) {
      encoding = length
      length = undefined
    }
  } else {  // legacy
    var swap = encoding
    encoding = offset
    offset = length
    length = swap
  }

  offset = Number(offset) || 0
  var remaining = this.length - offset
  if (!length) {
    length = remaining
  } else {
    length = Number(length)
    if (length > remaining) {
      length = remaining
    }
  }
  encoding = String(encoding || 'utf8').toLowerCase()

  var ret
  switch (encoding) {
    case 'hex':
      ret = _hexWrite(this, string, offset, length)
      break
    case 'utf8':
    case 'utf-8':
      ret = _utf8Write(this, string, offset, length)
      break
    case 'ascii':
      ret = _asciiWrite(this, string, offset, length)
      break
    case 'binary':
      ret = _binaryWrite(this, string, offset, length)
      break
    case 'base64':
      ret = _base64Write(this, string, offset, length)
      break
    case 'ucs2':
    case 'ucs-2':
    case 'utf16le':
    case 'utf-16le':
      ret = _utf16leWrite(this, string, offset, length)
      break
    default:
      throw new Error('Unknown encoding')
  }
  return ret
}

Buffer.prototype.toString = function (encoding, start, end) {
  var self = this

  encoding = String(encoding || 'utf8').toLowerCase()
  start = Number(start) || 0
  end = (end !== undefined)
    ? Number(end)
    : end = self.length

  // Fastpath empty strings
  if (end === start)
    return ''

  var ret
  switch (encoding) {
    case 'hex':
      ret = _hexSlice(self, start, end)
      break
    case 'utf8':
    case 'utf-8':
      ret = _utf8Slice(self, start, end)
      break
    case 'ascii':
      ret = _asciiSlice(self, start, end)
      break
    case 'binary':
      ret = _binarySlice(self, start, end)
      break
    case 'base64':
      ret = _base64Slice(self, start, end)
      break
    case 'ucs2':
    case 'ucs-2':
    case 'utf16le':
    case 'utf-16le':
      ret = _utf16leSlice(self, start, end)
      break
    default:
      throw new Error('Unknown encoding')
  }
  return ret
}

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

// copy(targetBuffer, targetStart=0, sourceStart=0, sourceEnd=buffer.length)
Buffer.prototype.copy = function (target, target_start, start, end) {
  var source = this

  if (!start) start = 0
  if (!end && end !== 0) end = this.length
  if (!target_start) target_start = 0

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

  // Fatal error conditions
  assert(end >= start, 'sourceEnd < sourceStart')
  assert(target_start >= 0 && target_start < target.length,
      'targetStart out of bounds')
  assert(start >= 0 && start < source.length, 'sourceStart out of bounds')
  assert(end >= 0 && end <= source.length, 'sourceEnd out of bounds')

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

  // copy!
  for (var i = 0; i < end - start; i++)
    target[i + target_start] = this[i + start]
}

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) {
  var res = ''
  var tmp = ''
  end = Math.min(buf.length, end)

  for (var i = start; i < end; i++) {
    if (buf[i] <= 0x7F) {
      res += decodeUtf8Char(tmp) + String.fromCharCode(buf[i])
      tmp = ''
    } else {
      tmp += '%' + buf[i].toString(16)
    }
  }

  return res + decodeUtf8Char(tmp)
}

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])
  return ret
}

function _binarySlice (buf, start, end) {
  return _asciiSlice(buf, start, end)
}

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 (start, end) {
  var len = this.length
  start = clamp(start, len, 0)
  end = clamp(end, len, len)

  if (Buffer._useTypedArrays) {
    return augment(this.subarray(start, end))
  } else {
    var sliceLen = end - start
    var newBuf = new Buffer(sliceLen, undefined, true)
    for (var i = 0; i < sliceLen; i++) {
      newBuf[i] = this[i + start]
    }
    return newBuf
  }
}

// `get` will be removed in Node 0.13+
Buffer.prototype.get = function (offset) {
  console.log('.get() is deprecated. Access using array indexes instead.')
  return this.readUInt8(offset)
}

// `set` will be removed in Node 0.13+
Buffer.prototype.set = function (v, offset) {
  console.log('.set() is deprecated. Access using array indexes instead.')
  return this.writeUInt8(v, offset)
}

Buffer.prototype.readUInt8 = function (offset, noAssert) {
  if (!noAssert) {
    assert(offset !== undefined && offset !== null, 'missing offset')
    assert(offset < this.length, 'Trying to read beyond buffer length')
  }

  if (offset >= this.length)
    return

  return this[offset]
}

function _readUInt16 (buf, offset, littleEndian, noAssert) {
  if (!noAssert) {
    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
    assert(offset !== undefined && offset !== null, 'missing offset')
    assert(offset + 1 < buf.length, 'Trying to read beyond buffer length')
  }

  var len = buf.length
  if (offset >= len)
    return

  var val
  if (littleEndian) {
    val = buf[offset]
    if (offset + 1 < len)
      val |= buf[offset + 1] << 8
  } else {
    val = buf[offset] << 8
    if (offset + 1 < len)
      val |= buf[offset + 1]
  }
  return val
}

Buffer.prototype.readUInt16LE = function (offset, noAssert) {
  return _readUInt16(this, offset, true, noAssert)
}

Buffer.prototype.readUInt16BE = function (offset, noAssert) {
  return _readUInt16(this, offset, false, noAssert)
}

function _readUInt32 (buf, offset, littleEndian, noAssert) {
  if (!noAssert) {
    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
    assert(offset !== undefined && offset !== null, 'missing offset')
    assert(offset + 3 < buf.length, 'Trying to read beyond buffer length')
  }

  var len = buf.length
  if (offset >= len)
    return

  var val
  if (littleEndian) {
    if (offset + 2 < len)
      val = buf[offset + 2] << 16
    if (offset + 1 < len)
      val |= buf[offset + 1] << 8
    val |= buf[offset]
    if (offset + 3 < len)
      val = val + (buf[offset + 3] << 24 >>> 0)
  } else {
    if (offset + 1 < len)
      val = buf[offset + 1] << 16
    if (offset + 2 < len)
      val |= buf[offset + 2] << 8
    if (offset + 3 < len)
      val |= buf[offset + 3]
    val = val + (buf[offset] << 24 >>> 0)
  }
  return val
}

Buffer.prototype.readUInt32LE = function (offset, noAssert) {
  return _readUInt32(this, offset, true, noAssert)
}

Buffer.prototype.readUInt32BE = function (offset, noAssert) {
  return _readUInt32(this, offset, false, noAssert)
}

Buffer.prototype.readInt8 = function (offset, noAssert) {
  if (!noAssert) {
    assert(offset !== undefined && offset !== null,
        'missing offset')
    assert(offset < this.length, 'Trying to read beyond buffer length')
  }

  if (offset >= this.length)
    return

  var neg = this[offset] & 0x80
  if (neg)
    return (0xff - this[offset] + 1) * -1
  else
    return this[offset]
}

function _readInt16 (buf, offset, littleEndian, noAssert) {
  if (!noAssert) {
    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
    assert(offset !== undefined && offset !== null, 'missing offset')
    assert(offset + 1 < buf.length, 'Trying to read beyond buffer length')
  }

  var len = buf.length
  if (offset >= len)
    return

  var val = _readUInt16(buf, offset, littleEndian, true)
  var neg = val & 0x8000
  if (neg)
    return (0xffff - val + 1) * -1
  else
    return val
}

Buffer.prototype.readInt16LE = function (offset, noAssert) {
  return _readInt16(this, offset, true, noAssert)
}

Buffer.prototype.readInt16BE = function (offset, noAssert) {
  return _readInt16(this, offset, false, noAssert)
}

function _readInt32 (buf, offset, littleEndian, noAssert) {
  if (!noAssert) {
    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
    assert(offset !== undefined && offset !== null, 'missing offset')
    assert(offset + 3 < buf.length, 'Trying to read beyond buffer length')
  }

  var len = buf.length
  if (offset >= len)
    return

  var val = _readUInt32(buf, offset, littleEndian, true)
  var neg = val & 0x80000000
  if (neg)
    return (0xffffffff - val + 1) * -1
  else
    return val
}

Buffer.prototype.readInt32LE = function (offset, noAssert) {
  return _readInt32(this, offset, true, noAssert)
}

Buffer.prototype.readInt32BE = function (offset, noAssert) {
  return _readInt32(this, offset, false, noAssert)
}

function _readFloat (buf, offset, littleEndian, noAssert) {
  if (!noAssert) {
    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
    assert(offset + 3 < buf.length, 'Trying to read beyond buffer length')
  }

  return ieee754.read(buf, offset, littleEndian, 23, 4)
}

Buffer.prototype.readFloatLE = function (offset, noAssert) {
  return _readFloat(this, offset, true, noAssert)
}

Buffer.prototype.readFloatBE = function (offset, noAssert) {
  return _readFloat(this, offset, false, noAssert)
}

function _readDouble (buf, offset, littleEndian, noAssert) {
  if (!noAssert) {
    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
    assert(offset + 7 < buf.length, 'Trying to read beyond buffer length')
  }

  return ieee754.read(buf, offset, littleEndian, 52, 8)
}

Buffer.prototype.readDoubleLE = function (offset, noAssert) {
  return _readDouble(this, offset, true, noAssert)
}

Buffer.prototype.readDoubleBE = function (offset, noAssert) {
  return _readDouble(this, offset, false, noAssert)
}

Buffer.prototype.writeUInt8 = function (value, offset, noAssert) {
  if (!noAssert) {
    assert(value !== undefined && value !== null, 'missing value')
    assert(offset !== undefined && offset !== null, 'missing offset')
    assert(offset < this.length, 'trying to write beyond buffer length')
    verifuint(value, 0xff)
  }

  if (offset >= this.length) return

  this[offset] = value
}

function _writeUInt16 (buf, value, offset, littleEndian, noAssert) {
  if (!noAssert) {
    assert(value !== undefined && value !== null, 'missing value')
    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
    assert(offset !== undefined && offset !== null, 'missing offset')
    assert(offset + 1 < buf.length, 'trying to write beyond buffer length')
    verifuint(value, 0xffff)
  }

  var len = buf.length
  if (offset >= len)
    return

  for (var i = 0, j = Math.min(len - offset, 2); i < j; i++) {
    buf[offset + i] =
        (value & (0xff << (8 * (littleEndian ? i : 1 - i)))) >>>
            (littleEndian ? i : 1 - i) * 8
  }
}

Buffer.prototype.writeUInt16LE = function (value, offset, noAssert) {
  _writeUInt16(this, value, offset, true, noAssert)
}

Buffer.prototype.writeUInt16BE = function (value, offset, noAssert) {
  _writeUInt16(this, value, offset, false, noAssert)
}

function _writeUInt32 (buf, value, offset, littleEndian, noAssert) {
  if (!noAssert) {
    assert(value !== undefined && value !== null, 'missing value')
    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
    assert(offset !== undefined && offset !== null, 'missing offset')
    assert(offset + 3 < buf.length, 'trying to write beyond buffer length')
    verifuint(value, 0xffffffff)
  }

  var len = buf.length
  if (offset >= len)
    return

  for (var i = 0, j = Math.min(len - offset, 4); i < j; i++) {
    buf[offset + i] =
        (value >>> (littleEndian ? i : 3 - i) * 8) & 0xff
  }
}

Buffer.prototype.writeUInt32LE = function (value, offset, noAssert) {
  _writeUInt32(this, value, offset, true, noAssert)
}

Buffer.prototype.writeUInt32BE = function (value, offset, noAssert) {
  _writeUInt32(this, value, offset, false, noAssert)
}

Buffer.prototype.writeInt8 = function (value, offset, noAssert) {
  if (!noAssert) {
    assert(value !== undefined && value !== null, 'missing value')
    assert(offset !== undefined && offset !== null, 'missing offset')
    assert(offset < this.length, 'Trying to write beyond buffer length')
    verifsint(value, 0x7f, -0x80)
  }

  if (offset >= this.length)
    return

  if (value >= 0)
    this.writeUInt8(value, offset, noAssert)
  else
    this.writeUInt8(0xff + value + 1, offset, noAssert)
}

function _writeInt16 (buf, value, offset, littleEndian, noAssert) {
  if (!noAssert) {
    assert(value !== undefined && value !== null, 'missing value')
    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
    assert(offset !== undefined && offset !== null, 'missing offset')
    assert(offset + 1 < buf.length, 'Trying to write beyond buffer length')
    verifsint(value, 0x7fff, -0x8000)
  }

  var len = buf.length
  if (offset >= len)
    return

  if (value >= 0)
    _writeUInt16(buf, value, offset, littleEndian, noAssert)
  else
    _writeUInt16(buf, 0xffff + value + 1, offset, littleEndian, noAssert)
}

Buffer.prototype.writeInt16LE = function (value, offset, noAssert) {
  _writeInt16(this, value, offset, true, noAssert)
}

Buffer.prototype.writeInt16BE = function (value, offset, noAssert) {
  _writeInt16(this, value, offset, false, noAssert)
}

function _writeInt32 (buf, value, offset, littleEndian, noAssert) {
  if (!noAssert) {
    assert(value !== undefined && value !== null, 'missing value')
    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
    assert(offset !== undefined && offset !== null, 'missing offset')
    assert(offset + 3 < buf.length, 'Trying to write beyond buffer length')
    verifsint(value, 0x7fffffff, -0x80000000)
  }

  var len = buf.length
  if (offset >= len)
    return

  if (value >= 0)
    _writeUInt32(buf, value, offset, littleEndian, noAssert)
  else
    _writeUInt32(buf, 0xffffffff + value + 1, offset, littleEndian, noAssert)
}

Buffer.prototype.writeInt32LE = function (value, offset, noAssert) {
  _writeInt32(this, value, offset, true, noAssert)
}

Buffer.prototype.writeInt32BE = function (value, offset, noAssert) {
  _writeInt32(this, value, offset, false, noAssert)
}

function _writeFloat (buf, value, offset, littleEndian, noAssert) {
  if (!noAssert) {
    assert(value !== undefined && value !== null, 'missing value')
    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
    assert(offset !== undefined && offset !== null, 'missing offset')
    assert(offset + 3 < buf.length, 'Trying to write beyond buffer length')
    verifIEEE754(value, 3.4028234663852886e+38, -3.4028234663852886e+38)
  }

  var len = buf.length
  if (offset >= len)
    return

  ieee754.write(buf, value, offset, littleEndian, 23, 4)
}

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

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

function _writeDouble (buf, value, offset, littleEndian, noAssert) {
  if (!noAssert) {
    assert(value !== undefined && value !== null, 'missing value')
    assert(typeof littleEndian === 'boolean', 'missing or invalid endian')
    assert(offset !== undefined && offset !== null, 'missing offset')
    assert(offset + 7 < buf.length,
        'Trying to write beyond buffer length')
    verifIEEE754(value, 1.7976931348623157E+308, -1.7976931348623157E+308)
  }

  var len = buf.length
  if (offset >= len)
    return

  ieee754.write(buf, value, offset, littleEndian, 52, 8)
}

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

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

// fill(value, start=0, end=buffer.length)
Buffer.prototype.fill = function (value, start, end) {
  if (!value) value = 0
  if (!start) start = 0
  if (!end) end = this.length

  if (typeof value === 'string') {
    value = value.charCodeAt(0)
  }

  assert(typeof value === 'number' && !isNaN(value), 'value is not a number')
  assert(end >= start, 'end < start')

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

  assert(start >= 0 && start < this.length, 'start out of bounds')
  assert(end >= 0 && end <= this.length, 'end out of bounds')

  for (var i = start; i < end; i++) {
    this[i] = value
  }
}

Buffer.prototype.inspect = function () {
  var out = []
  var len = this.length
  for (var i = 0; i < len; i++) {
    out[i] = toHex(this[i])
    if (i === exports.INSPECT_MAX_BYTES) {
      out[i + 1] = '...'
      break
    }
  }
  return '<Buffer ' + out.join(' ') + '>'
}

/**
 * Creates a new `ArrayBuffer` with the *copied* memory of the buffer instance.
 * Added in Node 0.12. Only available in browsers that support ArrayBuffer.
 */
Buffer.prototype.toArrayBuffer = function () {
  if (typeof Uint8Array === 'function') {
    if (Buffer._useTypedArrays) {
      return (new Buffer(this)).buffer
    } else {
      var buf = new Uint8Array(this.length)
      for (var i = 0, len = buf.length; i < len; i += 1)
        buf[i] = this[i]
      return buf.buffer
    }
  } else {
    throw new Error('Buffer.toArrayBuffer not supported in this browser')
  }
}

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

function stringtrim (str) {
  if (str.trim) return str.trim()
  return str.replace(/^\s+|\s+$/g, '')
}

var BP = Buffer.prototype

/**
 * Augment the Uint8Array *instance* (not the class!) with Buffer methods
 */
function augment (arr) {
  arr._isBuffer = true

  // save reference to original Uint8Array get/set methods before overwriting
  arr._get = arr.get
  arr._set = arr.set

  // deprecated, will be removed in node 0.13+
  arr.get = BP.get
  arr.set = BP.set

  arr.write = BP.write
  arr.toString = BP.toString
  arr.toLocaleString = BP.toString
  arr.toJSON = BP.toJSON
  arr.copy = BP.copy
  arr.slice = BP.slice
  arr.readUInt8 = BP.readUInt8
  arr.readUInt16LE = BP.readUInt16LE
  arr.readUInt16BE = BP.readUInt16BE
  arr.readUInt32LE = BP.readUInt32LE
  arr.readUInt32BE = BP.readUInt32BE
  arr.readInt8 = BP.readInt8
  arr.readInt16LE = BP.readInt16LE
  arr.readInt16BE = BP.readInt16BE
  arr.readInt32LE = BP.readInt32LE
  arr.readInt32BE = BP.readInt32BE
  arr.readFloatLE = BP.readFloatLE
  arr.readFloatBE = BP.readFloatBE
  arr.readDoubleLE = BP.readDoubleLE
  arr.readDoubleBE = BP.readDoubleBE
  arr.writeUInt8 = BP.writeUInt8
  arr.writeUInt16LE = BP.writeUInt16LE
  arr.writeUInt16BE = BP.writeUInt16BE
  arr.writeUInt32LE = BP.writeUInt32LE
  arr.writeUInt32BE = BP.writeUInt32BE
  arr.writeInt8 = BP.writeInt8
  arr.writeInt16LE = BP.writeInt16LE
  arr.writeInt16BE = BP.writeInt16BE
  arr.writeInt32LE = BP.writeInt32LE
  arr.writeInt32BE = BP.writeInt32BE
  arr.writeFloatLE = BP.writeFloatLE
  arr.writeFloatBE = BP.writeFloatBE
  arr.writeDoubleLE = BP.writeDoubleLE
  arr.writeDoubleBE = BP.writeDoubleBE
  arr.fill = BP.fill
  arr.inspect = BP.inspect
  arr.toArrayBuffer = BP.toArrayBuffer

  return arr
}

// slice(start, end)
function clamp (index, len, defaultValue) {
  if (typeof index !== 'number') return defaultValue
  index = ~~index;  // Coerce to integer.
  if (index >= len) return len
  if (index >= 0) return index
  index += len
  if (index >= 0) return index
  return 0
}

function coerce (length) {
  // Coerce length to a number (possibly NaN), round up
  // in case it's fractional (e.g. 123.456) then do a
  // double negate to coerce a NaN to 0. Easy, right?
  length = ~~Math.ceil(+length)
  return length < 0 ? 0 : length
}

function isArray (subject) {
  return (Array.isArray || function (subject) {
    return Object.prototype.toString.call(subject) === '[object Array]'
  })(subject)
}

function isArrayish (subject) {
  return isArray(subject) || Buffer.isBuffer(subject) ||
      subject && typeof subject === 'object' &&
      typeof subject.length === 'number'
}

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

function utf8ToBytes (str) {
  var byteArray = []
  for (var i = 0; i < str.length; i++) {
    var b = str.charCodeAt(i)
    if (b <= 0x7F)
      byteArray.push(str.charCodeAt(i))
    else {
      var start = i
      if (b >= 0xD800 && b <= 0xDFFF) i++
      var h = encodeURIComponent(str.slice(start, i+1)).substr(1).split('%')
      for (var j = 0; j < h.length; j++)
        byteArray.push(parseInt(h[j], 16))
    }
  }
  return byteArray
}

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) {
  var c, hi, lo
  var byteArray = []
  for (var i = 0; i < str.length; i++) {
    c = str.charCodeAt(i)
    hi = c >> 8
    lo = c % 256
    byteArray.push(lo)
    byteArray.push(hi)
  }

  return byteArray
}

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

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

function decodeUtf8Char (str) {
  try {
    return decodeURIComponent(str)
  } catch (err) {
    return String.fromCharCode(0xFFFD) // UTF 8 invalid char
  }
}

/*
 * We have to make sure that the value is a valid integer. This means that it
 * is non-negative. It has no fractional component and that it does not
 * exceed the maximum allowed value.
 */
function verifuint (value, max) {
  assert(typeof value === 'number', 'cannot write a non-number as a number')
  assert(value >= 0,
      'specified a negative value for writing an unsigned value')
  assert(value <= max, 'value is larger than maximum value for type')
  assert(Math.floor(value) === value, 'value has a fractional component')
}

function verifsint (value, max, min) {
  assert(typeof value === 'number', 'cannot write a non-number as a number')
  assert(value <= max, 'value larger than maximum allowed value')
  assert(value >= min, 'value smaller than minimum allowed value')
  assert(Math.floor(value) === value, 'value has a fractional component')
}

function verifIEEE754 (value, max, min) {
  assert(typeof value === 'number', 'cannot write a non-number as a number')
  assert(value <= max, 'value larger than maximum allowed value')
  assert(value >= min, 'value smaller than minimum allowed value')
}

function assert (test, message) {
  if (!test) throw new Error(message || 'Failed assertion')
}

},{"base64-js":34,"ieee754":35}],34:[function(require,module,exports){
var lookup = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';

;(function (exports) {
	'use strict';

  var Arr = (typeof Uint8Array !== 'undefined')
    ? Uint8Array
    : Array

	var ZERO   = '0'.charCodeAt(0)
	var PLUS   = '+'.charCodeAt(0)
	var SLASH  = '/'.charCodeAt(0)
	var NUMBER = '0'.charCodeAt(0)
	var LOWER  = 'a'.charCodeAt(0)
	var UPPER  = 'A'.charCodeAt(0)

	function decode (elt) {
		var code = elt.charCodeAt(0)
		if (code === PLUS)
			return 62 // '+'
		if (code === SLASH)
			return 63 // '/'
		if (code < NUMBER)
			return -1 //no match
		if (code < NUMBER + 10)
			return code - NUMBER + 26 + 26
		if (code < UPPER + 26)
			return code - UPPER
		if (code < LOWER + 26)
			return code - LOWER + 26
	}

	function b64ToByteArray (b64) {
		var i, j, l, tmp, placeHolders, arr

		if (b64.length % 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
		var len = b64.length
		placeHolders = '=' === b64.charAt(len - 2) ? 2 : '=' === b64.charAt(len - 1) ? 1 : 0

		// base64 is 4/3 + up to two characters of the original data
		arr = new Arr(b64.length * 3 / 4 - placeHolders)

		// if there are placeholders, only get up to the last complete 4 chars
		l = placeHolders > 0 ? b64.length - 4 : b64.length

		var L = 0

		function push (v) {
			arr[L++] = v
		}

		for (i = 0, j = 0; i < l; i += 4, j += 3) {
			tmp = (decode(b64.charAt(i)) << 18) | (decode(b64.charAt(i + 1)) << 12) | (decode(b64.charAt(i + 2)) << 6) | decode(b64.charAt(i + 3))
			push((tmp & 0xFF0000) >> 16)
			push((tmp & 0xFF00) >> 8)
			push(tmp & 0xFF)
		}

		if (placeHolders === 2) {
			tmp = (decode(b64.charAt(i)) << 2) | (decode(b64.charAt(i + 1)) >> 4)
			push(tmp & 0xFF)
		} else if (placeHolders === 1) {
			tmp = (decode(b64.charAt(i)) << 10) | (decode(b64.charAt(i + 1)) << 4) | (decode(b64.charAt(i + 2)) >> 2)
			push((tmp >> 8) & 0xFF)
			push(tmp & 0xFF)
		}

		return arr
	}

	function uint8ToBase64 (uint8) {
		var i,
			extraBytes = uint8.length % 3, // if we have 1 byte left, pad 2 bytes
			output = "",
			temp, length

		function encode (num) {
			return lookup.charAt(num)
		}

		function tripletToBase64 (num) {
			return encode(num >> 18 & 0x3F) + encode(num >> 12 & 0x3F) + encode(num >> 6 & 0x3F) + encode(num & 0x3F)
		}

		// go through the array every three bytes, we'll deal with trailing stuff later
		for (i = 0, length = uint8.length - extraBytes; i < length; i += 3) {
			temp = (uint8[i] << 16) + (uint8[i + 1] << 8) + (uint8[i + 2])
			output += tripletToBase64(temp)
		}

		// pad the end with zeros, but make sure to not forget the extra bytes
		switch (extraBytes) {
			case 1:
				temp = uint8[uint8.length - 1]
				output += encode(temp >> 2)
				output += encode((temp << 4) & 0x3F)
				output += '=='
				break
			case 2:
				temp = (uint8[uint8.length - 2] << 8) + (uint8[uint8.length - 1])
				output += encode(temp >> 10)
				output += encode((temp >> 4) & 0x3F)
				output += encode((temp << 2) & 0x3F)
				output += '='
				break
		}

		return output
	}

	module.exports.toByteArray = b64ToByteArray
	module.exports.fromByteArray = uint8ToBase64
}())

},{}],35:[function(require,module,exports){
exports.read = function(buffer, offset, isLE, mLen, nBytes) {
  var e, m,
      eLen = nBytes * 8 - mLen - 1,
      eMax = (1 << eLen) - 1,
      eBias = eMax >> 1,
      nBits = -7,
      i = isLE ? (nBytes - 1) : 0,
      d = isLE ? -1 : 1,
      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,
      eLen = nBytes * 8 - mLen - 1,
      eMax = (1 << eLen) - 1,
      eBias = eMax >> 1,
      rt = (mLen === 23 ? Math.pow(2, -24) - Math.pow(2, -77) : 0),
      i = isLE ? 0 : (nBytes - 1),
      d = isLE ? 1 : -1,
      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;
};

},{}]},{},[32])