react-calendar-heatmap/build/index.js

A calendar heatmap component, inspired by github's contribution graph

var CalendarHeatmap =
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/* 0 */
/***/ function(module, exports, __webpack_require__) {

	'use strict';

	Object.defineProperty(exports, "__esModule", {
	  value: true
	});

	var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

	var _react = __webpack_require__(1);

	var _react2 = _interopRequireDefault(_react);

	var _lodash = __webpack_require__(2);

	var _lodash2 = _interopRequireDefault(_lodash);

	var _lodash3 = __webpack_require__(3);

	var _lodash4 = _interopRequireDefault(_lodash3);

	var _constants = __webpack_require__(9);

	var _shiftDate = __webpack_require__(10);

	var _shiftDate2 = _interopRequireDefault(_shiftDate);

	function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

	function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

	function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

	function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

	function getBeginningOfDate(date) {
	  return new Date(date.getFullYear(), date.getMonth(), date.getDate());
	}

	var CalendarHeatmap = function (_React$Component) {
	  _inherits(CalendarHeatmap, _React$Component);

	  function CalendarHeatmap(props) {
	    _classCallCheck(this, CalendarHeatmap);

	    var _this = _possibleConstructorReturn(this, Object.getPrototypeOf(CalendarHeatmap).call(this, props));

	    _this.startDate = (0, _shiftDate2.default)(getBeginningOfDate(props.endDate), -props.numDays + 1); // +1 because endDate is inclusive
	    _this.emptyDaysAtStart = _this.startDate.getDay();
	    var emptyDaysAtEnd = _constants.DAYS_IN_WEEK - 1 - props.endDate.getDay();
	    var numDaysRoundedToWeek = props.numDays + _this.emptyDaysAtStart + emptyDaysAtEnd;
	    _this.startDateWithEmptyDays = (0, _shiftDate2.default)(_this.startDate, -_this.emptyDaysAtStart);

	    _this.valueAttributes = (0, _lodash4.default)(props.values, function (memo, value) {
	      var index = Math.floor((value.date - _this.startDateWithEmptyDays) / _constants.MILLISECONDS_IN_ONE_DAY);
	      memo[index] = {
	        value: value,
	        className: props.classForValue(value),
	        title: props.titleForValue(value)
	      };
	      return memo;
	    }, {});

	    _this.squareSize = 10;
	    _this.squareSizeWithGutter = _this.squareSize + props.gutterSize;
	    _this.monthLabelGutterSize = 4;
	    _this.monthLabelSize = props.showMonthLabels ? _this.squareSize + _this.monthLabelGutterSize : 0;
	    _this.weekCount = Math.ceil(numDaysRoundedToWeek / _constants.DAYS_IN_WEEK);
	    _this.width = _this.weekCount * _this.squareSizeWithGutter - props.gutterSize;
	    _this.height = _constants.DAYS_IN_WEEK * _this.squareSizeWithGutter + _this.monthLabelSize - props.gutterSize;
	    return _this;
	  }

	  _createClass(CalendarHeatmap, [{
	    key: 'handleClick',
	    value: function handleClick(value) {
	      if (this.props.onClick) {
	        this.props.onClick(value);
	      }
	    }
	  }, {
	    key: 'getValueForIndex',
	    value: function getValueForIndex(index) {
	      if (this.valueAttributes[index]) {
	        return this.valueAttributes[index].value;
	      } else {
	        return null;
	      }
	    }
	  }, {
	    key: 'getClassNameForIndex',
	    value: function getClassNameForIndex(index) {
	      if (this.valueAttributes[index]) {
	        return this.valueAttributes[index].className;
	      } else {
	        return this.props.classForValue(null);
	      }
	    }
	  }, {
	    key: 'getTitleForIndex',
	    value: function getTitleForIndex(index) {
	      if (this.valueAttributes[index]) {
	        return this.valueAttributes[index].title;
	      } else {
	        return this.props.titleForValue(null);
	      }
	    }
	  }, {
	    key: 'renderSquare',
	    value: function renderSquare(dayIndex, index) {
	      var indexOutOfRange = index < this.emptyDaysAtStart || index >= this.emptyDaysAtStart + this.props.numDays;
	      if (indexOutOfRange && !this.props.showOutOfRangeDays) {
	        return null;
	      }
	      return _react2.default.createElement(
	        'rect',
	        {
	          key: index,
	          width: this.squareSize,
	          height: this.squareSize,
	          y: dayIndex * this.squareSizeWithGutter,
	          className: this.getClassNameForIndex(index),
	          onClick: this.handleClick.bind(this, this.getValueForIndex(index))
	        },
	        _react2.default.createElement(
	          'title',
	          null,
	          this.getTitleForIndex(index)
	        )
	      );
	    }
	  }, {
	    key: 'renderWeek',
	    value: function renderWeek(weekIndex) {
	      var _this2 = this;

	      return _react2.default.createElement(
	        'g',
	        { key: weekIndex, transform: 'translate(' + weekIndex * this.squareSizeWithGutter + ', 0)' },
	        (0, _lodash2.default)(_constants.DAYS_IN_WEEK).map(function (dayIndex) {
	          return _this2.renderSquare(dayIndex, weekIndex * _constants.DAYS_IN_WEEK + dayIndex);
	        })
	      );
	    }
	  }, {
	    key: 'renderAllWeeks',
	    value: function renderAllWeeks() {
	      var _this3 = this;

	      return (0, _lodash2.default)(this.weekCount).map(function (weekIndex) {
	        return _this3.renderWeek(weekIndex);
	      });
	    }
	  }, {
	    key: 'renderMonthLabels',
	    value: function renderMonthLabels() {
	      var _this4 = this;

	      if (!this.props.showMonthLabels) {
	        return null;
	      }
	      var weekRange = (0, _lodash2.default)(this.weekCount - 1); // don't render for last week, because label will be cut off
	      return weekRange.map(function (weekIndex) {
	        var endOfWeek = (0, _shiftDate2.default)(_this4.startDateWithEmptyDays, (weekIndex + 1) * _constants.DAYS_IN_WEEK);

	        return endOfWeek.getDate() >= 1 && endOfWeek.getDate() <= _constants.DAYS_IN_WEEK ? _react2.default.createElement(
	          'text',
	          {
	            key: weekIndex,
	            x: weekIndex * _this4.squareSizeWithGutter,
	            y: _this4.monthLabelSize - _this4.monthLabelGutterSize
	          },
	          _constants.MONTH_LABELS[endOfWeek.getMonth()]
	        ) : null;
	      });
	    }
	  }, {
	    key: 'render',
	    value: function render() {
	      return _react2.default.createElement(
	        'svg',
	        {
	          className: 'react-calendar-heatmap',
	          viewBox: '0 0 ' + this.width + ' ' + this.height
	        },
	        _react2.default.createElement(
	          'g',
	          null,
	          this.renderMonthLabels()
	        ),
	        _react2.default.createElement(
	          'g',
	          { transform: 'translate(0, ' + this.monthLabelSize + ')' },
	          this.renderAllWeeks()
	        )
	      );
	    }
	  }]);

	  return CalendarHeatmap;
	}(_react2.default.Component);

	CalendarHeatmap.propTypes = {
	  values: _react.PropTypes.arrayOf( // array of objects with date and arbitrary metadata
	  _react.PropTypes.shape({
	    date: _react.PropTypes.instanceOf(Date)
	  }).isRequired).isRequired,
	  numDays: _react.PropTypes.number, // number of days back from endDate to show
	  endDate: _react.PropTypes.instanceOf(Date), // end of date range
	  gutterSize: _react.PropTypes.number, // size of space between squares
	  showMonthLabels: _react.PropTypes.bool, // whether to show month labels
	  showOutOfRangeDays: _react.PropTypes.bool, // whether to render squares for extra days in week after endDate, and before start date
	  titleForValue: _react.PropTypes.func, // function which returns title text for value
	  classForValue: _react.PropTypes.func, // function which returns html class for value
	  onClick: _react.PropTypes.func };

	// callback function when a square is clicked
	CalendarHeatmap.defaultProps = {
	  numDays: 200,
	  endDate: new Date(),
	  gutterSize: 1,
	  showMonthLabels: true,
	  showOutOfRangeDays: false,
	  titleForValue: function titleForValue(value) {
	    return value ? JSON.stringify(value) : null;
	  },
	  classForValue: function classForValue(value) {
	    return value ? 'color-filled' : 'color-empty';
	  }
	};

	exports.default = CalendarHeatmap;

/***/ },
/* 1 */
/***/ function(module, exports) {

	module.exports = undefined;

/***/ },
/* 2 */
/***/ function(module, exports) {

	/**
	 * lodash 3.1.4 (Custom Build) <https://lodash.com/>
	 * Build: `lodash modularize exports="npm" -o ./`
	 * Copyright jQuery Foundation and other contributors <https://jquery.org/>
	 * Released under MIT license <https://lodash.com/license>
	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
	 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
	 */

	/** Used as references for various `Number` constants. */
	var MAX_SAFE_INTEGER = 9007199254740991,
	    NAN = 0 / 0;

	/** `Object#toString` result references. */
	var funcTag = '[object Function]',
	    genTag = '[object GeneratorFunction]',
	    symbolTag = '[object Symbol]';

	/** Used to match leading and trailing whitespace. */
	var reTrim = /^\s+|\s+$/g;

	/** Used to detect bad signed hexadecimal string values. */
	var reIsBadHex = /^[-+]0x[0-9a-f]+$/i;

	/** Used to detect binary string values. */
	var reIsBinary = /^0b[01]+$/i;

	/** Used to detect octal string values. */
	var reIsOctal = /^0o[0-7]+$/i;

	/** Used to detect unsigned integer values. */
	var reIsUint = /^(?:0|[1-9]\d*)$/;

	/** Built-in method references without a dependency on `root`. */
	var freeParseInt = parseInt;

	/**
	 * Checks if `value` is a valid array-like index.
	 *
	 * @private
	 * @param {*} value The value to check.
	 * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
	 * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
	 */
	function isIndex(value, length) {
	  value = (typeof value == 'number' || reIsUint.test(value)) ? +value : -1;
	  length = length == null ? MAX_SAFE_INTEGER : length;
	  return value > -1 && value % 1 == 0 && value < length;
	}

	/** Used for built-in method references. */
	var objectProto = Object.prototype;

	/**
	 * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
	 * of values.
	 */
	var objectToString = objectProto.toString;

	/* Built-in method references for those with the same name as other `lodash` methods. */
	var nativeCeil = Math.ceil,
	    nativeMax = Math.max;

	/**
	 * The base implementation of `_.property` without support for deep paths.
	 *
	 * @private
	 * @param {string} key The key of the property to get.
	 * @returns {Function} Returns the new function.
	 */
	function baseProperty(key) {
	  return function(object) {
	    return object == null ? undefined : object[key];
	  };
	}

	/**
	 * The base implementation of `_.range` and `_.rangeRight` which doesn't
	 * coerce arguments to numbers.
	 *
	 * @private
	 * @param {number} start The start of the range.
	 * @param {number} end The end of the range.
	 * @param {number} step The value to increment or decrement by.
	 * @param {boolean} [fromRight] Specify iterating from right to left.
	 * @returns {Array} Returns the new array of numbers.
	 */
	function baseRange(start, end, step, fromRight) {
	  var index = -1,
	      length = nativeMax(nativeCeil((end - start) / (step || 1)), 0),
	      result = Array(length);

	  while (length--) {
	    result[fromRight ? length : ++index] = start;
	    start += step;
	  }
	  return result;
	}

	/**
	 * Creates a `_.range` or `_.rangeRight` function.
	 *
	 * @private
	 * @param {boolean} [fromRight] Specify iterating from right to left.
	 * @returns {Function} Returns the new range function.
	 */
	function createRange(fromRight) {
	  return function(start, end, step) {
	    if (step && typeof step != 'number' && isIterateeCall(start, end, step)) {
	      end = step = undefined;
	    }
	    // Ensure the sign of `-0` is preserved.
	    start = toNumber(start);
	    start = start === start ? start : 0;
	    if (end === undefined) {
	      end = start;
	      start = 0;
	    } else {
	      end = toNumber(end) || 0;
	    }
	    step = step === undefined ? (start < end ? 1 : -1) : (toNumber(step) || 0);
	    return baseRange(start, end, step, fromRight);
	  };
	}

	/**
	 * Gets the "length" property value of `object`.
	 *
	 * **Note:** This function is used to avoid a
	 * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects
	 * Safari on at least iOS 8.1-8.3 ARM64.
	 *
	 * @private
	 * @param {Object} object The object to query.
	 * @returns {*} Returns the "length" value.
	 */
	var getLength = baseProperty('length');

	/**
	 * Checks if the given arguments are from an iteratee call.
	 *
	 * @private
	 * @param {*} value The potential iteratee value argument.
	 * @param {*} index The potential iteratee index or key argument.
	 * @param {*} object The potential iteratee object argument.
	 * @returns {boolean} Returns `true` if the arguments are from an iteratee call,
	 *  else `false`.
	 */
	function isIterateeCall(value, index, object) {
	  if (!isObject(object)) {
	    return false;
	  }
	  var type = typeof index;
	  if (type == 'number'
	        ? (isArrayLike(object) && isIndex(index, object.length))
	        : (type == 'string' && index in object)
	      ) {
	    return eq(object[index], value);
	  }
	  return false;
	}

	/**
	 * Performs a
	 * [`SameValueZero`](http://ecma-international.org/ecma-262/6.0/#sec-samevaluezero)
	 * comparison between two values to determine if they are equivalent.
	 *
	 * @static
	 * @memberOf _
	 * @since 4.0.0
	 * @category Lang
	 * @param {*} value The value to compare.
	 * @param {*} other The other value to compare.
	 * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
	 * @example
	 *
	 * var object = { 'user': 'fred' };
	 * var other = { 'user': 'fred' };
	 *
	 * _.eq(object, object);
	 * // => true
	 *
	 * _.eq(object, other);
	 * // => false
	 *
	 * _.eq('a', 'a');
	 * // => true
	 *
	 * _.eq('a', Object('a'));
	 * // => false
	 *
	 * _.eq(NaN, NaN);
	 * // => true
	 */
	function eq(value, other) {
	  return value === other || (value !== value && other !== other);
	}

	/**
	 * Checks if `value` is array-like. A value is considered array-like if it's
	 * not a function and has a `value.length` that's an integer greater than or
	 * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.
	 *
	 * @static
	 * @memberOf _
	 * @since 4.0.0
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
	 * @example
	 *
	 * _.isArrayLike([1, 2, 3]);
	 * // => true
	 *
	 * _.isArrayLike(document.body.children);
	 * // => true
	 *
	 * _.isArrayLike('abc');
	 * // => true
	 *
	 * _.isArrayLike(_.noop);
	 * // => false
	 */
	function isArrayLike(value) {
	  return value != null && isLength(getLength(value)) && !isFunction(value);
	}

	/**
	 * Checks if `value` is classified as a `Function` object.
	 *
	 * @static
	 * @memberOf _
	 * @since 0.1.0
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is correctly classified,
	 *  else `false`.
	 * @example
	 *
	 * _.isFunction(_);
	 * // => true
	 *
	 * _.isFunction(/abc/);
	 * // => false
	 */
	function isFunction(value) {
	  // The use of `Object#toString` avoids issues with the `typeof` operator
	  // in Safari 8 which returns 'object' for typed array and weak map constructors,
	  // and PhantomJS 1.9 which returns 'function' for `NodeList` instances.
	  var tag = isObject(value) ? objectToString.call(value) : '';
	  return tag == funcTag || tag == genTag;
	}

	/**
	 * Checks if `value` is a valid array-like length.
	 *
	 * **Note:** This function is loosely based on
	 * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
	 *
	 * @static
	 * @memberOf _
	 * @since 4.0.0
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is a valid length,
	 *  else `false`.
	 * @example
	 *
	 * _.isLength(3);
	 * // => true
	 *
	 * _.isLength(Number.MIN_VALUE);
	 * // => false
	 *
	 * _.isLength(Infinity);
	 * // => false
	 *
	 * _.isLength('3');
	 * // => false
	 */
	function isLength(value) {
	  return typeof value == 'number' &&
	    value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
	}

	/**
	 * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
	 * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
	 *
	 * @static
	 * @memberOf _
	 * @since 0.1.0
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is an object, else `false`.
	 * @example
	 *
	 * _.isObject({});
	 * // => true
	 *
	 * _.isObject([1, 2, 3]);
	 * // => true
	 *
	 * _.isObject(_.noop);
	 * // => true
	 *
	 * _.isObject(null);
	 * // => false
	 */
	function isObject(value) {
	  var type = typeof value;
	  return !!value && (type == 'object' || type == 'function');
	}

	/**
	 * Checks if `value` is object-like. A value is object-like if it's not `null`
	 * and has a `typeof` result of "object".
	 *
	 * @static
	 * @memberOf _
	 * @since 4.0.0
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
	 * @example
	 *
	 * _.isObjectLike({});
	 * // => true
	 *
	 * _.isObjectLike([1, 2, 3]);
	 * // => true
	 *
	 * _.isObjectLike(_.noop);
	 * // => false
	 *
	 * _.isObjectLike(null);
	 * // => false
	 */
	function isObjectLike(value) {
	  return !!value && typeof value == 'object';
	}

	/**
	 * Checks if `value` is classified as a `Symbol` primitive or object.
	 *
	 * @static
	 * @memberOf _
	 * @since 4.0.0
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is correctly classified,
	 *  else `false`.
	 * @example
	 *
	 * _.isSymbol(Symbol.iterator);
	 * // => true
	 *
	 * _.isSymbol('abc');
	 * // => false
	 */
	function isSymbol(value) {
	  return typeof value == 'symbol' ||
	    (isObjectLike(value) && objectToString.call(value) == symbolTag);
	}

	/**
	 * Converts `value` to a number.
	 *
	 * @static
	 * @memberOf _
	 * @since 4.0.0
	 * @category Lang
	 * @param {*} value The value to process.
	 * @returns {number} Returns the number.
	 * @example
	 *
	 * _.toNumber(3);
	 * // => 3
	 *
	 * _.toNumber(Number.MIN_VALUE);
	 * // => 5e-324
	 *
	 * _.toNumber(Infinity);
	 * // => Infinity
	 *
	 * _.toNumber('3');
	 * // => 3
	 */
	function toNumber(value) {
	  if (typeof value == 'number') {
	    return value;
	  }
	  if (isSymbol(value)) {
	    return NAN;
	  }
	  if (isObject(value)) {
	    var other = isFunction(value.valueOf) ? value.valueOf() : value;
	    value = isObject(other) ? (other + '') : other;
	  }
	  if (typeof value != 'string') {
	    return value === 0 ? value : +value;
	  }
	  value = value.replace(reTrim, '');
	  var isBinary = reIsBinary.test(value);
	  return (isBinary || reIsOctal.test(value))
	    ? freeParseInt(value.slice(2), isBinary ? 2 : 8)
	    : (reIsBadHex.test(value) ? NAN : +value);
	}

	/**
	 * Creates an array of numbers (positive and/or negative) progressing from
	 * `start` up to, but not including, `end`. A step of `-1` is used if a negative
	 * `start` is specified without an `end` or `step`. If `end` is not specified
	 * it's set to `start` with `start` then set to `0`.
	 *
	 * **Note:** JavaScript follows the IEEE-754 standard for resolving
	 * floating-point values which can produce unexpected results.
	 *
	 * @static
	 * @since 0.1.0
	 * @memberOf _
	 * @category Util
	 * @param {number} [start=0] The start of the range.
	 * @param {number} end The end of the range.
	 * @param {number} [step=1] The value to increment or decrement by.
	 * @returns {Array} Returns the new array of numbers.
	 * @example
	 *
	 * _.range(4);
	 * // => [0, 1, 2, 3]
	 *
	 * _.range(-4);
	 * // => [0, -1, -2, -3]
	 *
	 * _.range(1, 5);
	 * // => [1, 2, 3, 4]
	 *
	 * _.range(0, 20, 5);
	 * // => [0, 5, 10, 15]
	 *
	 * _.range(0, -4, -1);
	 * // => [0, -1, -2, -3]
	 *
	 * _.range(1, 4, 0);
	 * // => [1, 1, 1]
	 *
	 * _.range(0);
	 * // => []
	 */
	var range = createRange();

	module.exports = range;


/***/ },
/* 3 */
/***/ function(module, exports, __webpack_require__) {

	/**
	 * lodash 4.3.0 (Custom Build) <https://lodash.com/>
	 * Build: `lodash modularize exports="npm" -o ./`
	 * Copyright jQuery Foundation and other contributors <https://jquery.org/>
	 * Released under MIT license <https://lodash.com/license>
	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
	 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
	 */
	var baseEach = __webpack_require__(4),
	    baseIteratee = __webpack_require__(5),
	    baseReduce = __webpack_require__(8);

	/**
	 * A specialized version of `_.reduce` for arrays without support for
	 * iteratee shorthands.
	 *
	 * @private
	 * @param {Array} array The array to iterate over.
	 * @param {Function} iteratee The function invoked per iteration.
	 * @param {*} [accumulator] The initial value.
	 * @param {boolean} [initAccum] Specify using the first element of `array` as
	 *  the initial value.
	 * @returns {*} Returns the accumulated value.
	 */
	function arrayReduce(array, iteratee, accumulator, initAccum) {
	  var index = -1,
	      length = array.length;

	  if (initAccum && length) {
	    accumulator = array[++index];
	  }
	  while (++index < length) {
	    accumulator = iteratee(accumulator, array[index], index, array);
	  }
	  return accumulator;
	}

	/**
	 * Reduces `collection` to a value which is the accumulated result of running
	 * each element in `collection` through `iteratee`, where each successive
	 * invocation is supplied the return value of the previous. If `accumulator`
	 * is not given the first element of `collection` is used as the initial
	 * value. The iteratee is invoked with four arguments:
	 * (accumulator, value, index|key, collection).
	 *
	 * Many lodash methods are guarded to work as iteratees for methods like
	 * `_.reduce`, `_.reduceRight`, and `_.transform`.
	 *
	 * The guarded methods are:
	 * `assign`, `defaults`, `defaultsDeep`, `includes`, `merge`, `orderBy`,
	 * and `sortBy`
	 *
	 * @static
	 * @memberOf _
	 * @since 0.1.0
	 * @category Collection
	 * @param {Array|Object} collection The collection to iterate over.
	 * @param {Function} [iteratee=_.identity] The function invoked per iteration.
	 * @param {*} [accumulator] The initial value.
	 * @returns {*} Returns the accumulated value.
	 * @example
	 *
	 * _.reduce([1, 2], function(sum, n) {
	 *   return sum + n;
	 * }, 0);
	 * // => 3
	 *
	 * _.reduce({ 'a': 1, 'b': 2, 'c': 1 }, function(result, value, key) {
	 *   (result[value] || (result[value] = [])).push(key);
	 *   return result;
	 * }, {});
	 * // => { '1': ['a', 'c'], '2': ['b'] } (iteration order is not guaranteed)
	 */
	function reduce(collection, iteratee, accumulator) {
	  var func = isArray(collection) ? arrayReduce : baseReduce,
	      initAccum = arguments.length < 3;

	  return func(collection, baseIteratee(iteratee, 4), accumulator, initAccum, baseEach);
	}

	/**
	 * Checks if `value` is classified as an `Array` object.
	 *
	 * @static
	 * @memberOf _
	 * @since 0.1.0
	 * @type {Function}
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is correctly classified,
	 *  else `false`.
	 * @example
	 *
	 * _.isArray([1, 2, 3]);
	 * // => true
	 *
	 * _.isArray(document.body.children);
	 * // => false
	 *
	 * _.isArray('abc');
	 * // => false
	 *
	 * _.isArray(_.noop);
	 * // => false
	 */
	var isArray = Array.isArray;

	module.exports = reduce;


/***/ },
/* 4 */
/***/ function(module, exports) {

	/**
	 * lodash 4.1.2 (Custom Build) <https://lodash.com/>
	 * Build: `lodash modularize exports="npm" -o ./`
	 * Copyright jQuery Foundation and other contributors <https://jquery.org/>
	 * Released under MIT license <https://lodash.com/license>
	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
	 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
	 */

	/** Used as references for various `Number` constants. */
	var MAX_SAFE_INTEGER = 9007199254740991;

	/** `Object#toString` result references. */
	var argsTag = '[object Arguments]',
	    funcTag = '[object Function]',
	    genTag = '[object GeneratorFunction]',
	    stringTag = '[object String]';

	/** Used to detect unsigned integer values. */
	var reIsUint = /^(?:0|[1-9]\d*)$/;

	/**
	 * The base implementation of `_.times` without support for iteratee shorthands
	 * or max array length checks.
	 *
	 * @private
	 * @param {number} n The number of times to invoke `iteratee`.
	 * @param {Function} iteratee The function invoked per iteration.
	 * @returns {Array} Returns the array of results.
	 */
	function baseTimes(n, iteratee) {
	  var index = -1,
	      result = Array(n);

	  while (++index < n) {
	    result[index] = iteratee(index);
	  }
	  return result;
	}

	/**
	 * Checks if `value` is a valid array-like index.
	 *
	 * @private
	 * @param {*} value The value to check.
	 * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
	 * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
	 */
	function isIndex(value, length) {
	  value = (typeof value == 'number' || reIsUint.test(value)) ? +value : -1;
	  length = length == null ? MAX_SAFE_INTEGER : length;
	  return value > -1 && value % 1 == 0 && value < length;
	}

	/** Used for built-in method references. */
	var objectProto = Object.prototype;

	/** Used to check objects for own properties. */
	var hasOwnProperty = objectProto.hasOwnProperty;

	/**
	 * Used to resolve the [`toStringTag`](http://ecma-international.org/ecma-262/6.0/#sec-object.prototype.tostring)
	 * of values.
	 */
	var objectToString = objectProto.toString;

	/** Built-in value references. */
	var propertyIsEnumerable = objectProto.propertyIsEnumerable;

	/* Built-in method references for those with the same name as other `lodash` methods. */
	var nativeGetPrototype = Object.getPrototypeOf,
	    nativeKeys = Object.keys;

	/**
	 * The base implementation of `_.forEach` without support for iteratee shorthands.
	 *
	 * @private
	 * @param {Array|Object} collection The collection to iterate over.
	 * @param {Function} iteratee The function invoked per iteration.
	 * @returns {Array|Object} Returns `collection`.
	 */
	var baseEach = createBaseEach(baseForOwn);

	/**
	 * The base implementation of `baseForOwn` which iterates over `object`
	 * properties returned by `keysFunc` invoking `iteratee` for each property.
	 * Iteratee functions may exit iteration early by explicitly returning `false`.
	 *
	 * @private
	 * @param {Object} object The object to iterate over.
	 * @param {Function} iteratee The function invoked per iteration.
	 * @param {Function} keysFunc The function to get the keys of `object`.
	 * @returns {Object} Returns `object`.
	 */
	var baseFor = createBaseFor();

	/**
	 * The base implementation of `_.forOwn` without support for iteratee shorthands.
	 *
	 * @private
	 * @param {Object} object The object to iterate over.
	 * @param {Function} iteratee The function invoked per iteration.
	 * @returns {Object} Returns `object`.
	 */
	function baseForOwn(object, iteratee) {
	  return object && baseFor(object, iteratee, keys);
	}

	/**
	 * The base implementation of `_.has` without support for deep paths.
	 *
	 * @private
	 * @param {Object} object The object to query.
	 * @param {Array|string} key The key to check.
	 * @returns {boolean} Returns `true` if `key` exists, else `false`.
	 */
	function baseHas(object, key) {
	  // Avoid a bug in IE 10-11 where objects with a [[Prototype]] of `null`,
	  // that are composed entirely of index properties, return `false` for
	  // `hasOwnProperty` checks of them.
	  return hasOwnProperty.call(object, key) ||
	    (typeof object == 'object' && key in object && getPrototype(object) === null);
	}

	/**
	 * The base implementation of `_.keys` which doesn't skip the constructor
	 * property of prototypes or treat sparse arrays as dense.
	 *
	 * @private
	 * @param {Object} object The object to query.
	 * @returns {Array} Returns the array of property names.
	 */
	function baseKeys(object) {
	  return nativeKeys(Object(object));
	}

	/**
	 * The base implementation of `_.property` without support for deep paths.
	 *
	 * @private
	 * @param {string} key The key of the property to get.
	 * @returns {Function} Returns the new function.
	 */
	function baseProperty(key) {
	  return function(object) {
	    return object == null ? undefined : object[key];
	  };
	}

	/**
	 * Creates a `baseEach` or `baseEachRight` function.
	 *
	 * @private
	 * @param {Function} eachFunc The function to iterate over a collection.
	 * @param {boolean} [fromRight] Specify iterating from right to left.
	 * @returns {Function} Returns the new base function.
	 */
	function createBaseEach(eachFunc, fromRight) {
	  return function(collection, iteratee) {
	    if (collection == null) {
	      return collection;
	    }
	    if (!isArrayLike(collection)) {
	      return eachFunc(collection, iteratee);
	    }
	    var length = collection.length,
	        index = fromRight ? length : -1,
	        iterable = Object(collection);

	    while ((fromRight ? index-- : ++index < length)) {
	      if (iteratee(iterable[index], index, iterable) === false) {
	        break;
	      }
	    }
	    return collection;
	  };
	}

	/**
	 * Creates a base function for methods like `_.forIn` and `_.forOwn`.
	 *
	 * @private
	 * @param {boolean} [fromRight] Specify iterating from right to left.
	 * @returns {Function} Returns the new base function.
	 */
	function createBaseFor(fromRight) {
	  return function(object, iteratee, keysFunc) {
	    var index = -1,
	        iterable = Object(object),
	        props = keysFunc(object),
	        length = props.length;

	    while (length--) {
	      var key = props[fromRight ? length : ++index];
	      if (iteratee(iterable[key], key, iterable) === false) {
	        break;
	      }
	    }
	    return object;
	  };
	}

	/**
	 * Gets the "length" property value of `object`.
	 *
	 * **Note:** This function is used to avoid a
	 * [JIT bug](https://bugs.webkit.org/show_bug.cgi?id=142792) that affects
	 * Safari on at least iOS 8.1-8.3 ARM64.
	 *
	 * @private
	 * @param {Object} object The object to query.
	 * @returns {*} Returns the "length" value.
	 */
	var getLength = baseProperty('length');

	/**
	 * Gets the `[[Prototype]]` of `value`.
	 *
	 * @private
	 * @param {*} value The value to query.
	 * @returns {null|Object} Returns the `[[Prototype]]`.
	 */
	function getPrototype(value) {
	  return nativeGetPrototype(Object(value));
	}

	/**
	 * Creates an array of index keys for `object` values of arrays,
	 * `arguments` objects, and strings, otherwise `null` is returned.
	 *
	 * @private
	 * @param {Object} object The object to query.
	 * @returns {Array|null} Returns index keys, else `null`.
	 */
	function indexKeys(object) {
	  var length = object ? object.length : undefined;
	  if (isLength(length) &&
	      (isArray(object) || isString(object) || isArguments(object))) {
	    return baseTimes(length, String);
	  }
	  return null;
	}

	/**
	 * Checks if `value` is likely a prototype object.
	 *
	 * @private
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is a prototype, else `false`.
	 */
	function isPrototype(value) {
	  var Ctor = value && value.constructor,
	      proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto;

	  return value === proto;
	}

	/**
	 * Checks if `value` is likely an `arguments` object.
	 *
	 * @static
	 * @memberOf _
	 * @since 0.1.0
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is correctly classified,
	 *  else `false`.
	 * @example
	 *
	 * _.isArguments(function() { return arguments; }());
	 * // => true
	 *
	 * _.isArguments([1, 2, 3]);
	 * // => false
	 */
	function isArguments(value) {
	  // Safari 8.1 incorrectly makes `arguments.callee` enumerable in strict mode.
	  return isArrayLikeObject(value) && hasOwnProperty.call(value, 'callee') &&
	    (!propertyIsEnumerable.call(value, 'callee') || objectToString.call(value) == argsTag);
	}

	/**
	 * Checks if `value` is classified as an `Array` object.
	 *
	 * @static
	 * @memberOf _
	 * @since 0.1.0
	 * @type {Function}
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is correctly classified,
	 *  else `false`.
	 * @example
	 *
	 * _.isArray([1, 2, 3]);
	 * // => true
	 *
	 * _.isArray(document.body.children);
	 * // => false
	 *
	 * _.isArray('abc');
	 * // => false
	 *
	 * _.isArray(_.noop);
	 * // => false
	 */
	var isArray = Array.isArray;

	/**
	 * Checks if `value` is array-like. A value is considered array-like if it's
	 * not a function and has a `value.length` that's an integer greater than or
	 * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.
	 *
	 * @static
	 * @memberOf _
	 * @since 4.0.0
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
	 * @example
	 *
	 * _.isArrayLike([1, 2, 3]);
	 * // => true
	 *
	 * _.isArrayLike(document.body.children);
	 * // => true
	 *
	 * _.isArrayLike('abc');
	 * // => true
	 *
	 * _.isArrayLike(_.noop);
	 * // => false
	 */
	function isArrayLike(value) {
	  return value != null && isLength(getLength(value)) && !isFunction(value);
	}

	/**
	 * This method is like `_.isArrayLike` except that it also checks if `value`
	 * is an object.
	 *
	 * @static
	 * @memberOf _
	 * @since 4.0.0
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is an array-like object,
	 *  else `false`.
	 * @example
	 *
	 * _.isArrayLikeObject([1, 2, 3]);
	 * // => true
	 *
	 * _.isArrayLikeObject(document.body.children);
	 * // => true
	 *
	 * _.isArrayLikeObject('abc');
	 * // => false
	 *
	 * _.isArrayLikeObject(_.noop);
	 * // => false
	 */
	function isArrayLikeObject(value) {
	  return isObjectLike(value) && isArrayLike(value);
	}

	/**
	 * Checks if `value` is classified as a `Function` object.
	 *
	 * @static
	 * @memberOf _
	 * @since 0.1.0
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is correctly classified,
	 *  else `false`.
	 * @example
	 *
	 * _.isFunction(_);
	 * // => true
	 *
	 * _.isFunction(/abc/);
	 * // => false
	 */
	function isFunction(value) {
	  // The use of `Object#toString` avoids issues with the `typeof` operator
	  // in Safari 8 which returns 'object' for typed array and weak map constructors,
	  // and PhantomJS 1.9 which returns 'function' for `NodeList` instances.
	  var tag = isObject(value) ? objectToString.call(value) : '';
	  return tag == funcTag || tag == genTag;
	}

	/**
	 * Checks if `value` is a valid array-like length.
	 *
	 * **Note:** This function is loosely based on
	 * [`ToLength`](http://ecma-international.org/ecma-262/6.0/#sec-tolength).
	 *
	 * @static
	 * @memberOf _
	 * @since 4.0.0
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is a valid length,
	 *  else `false`.
	 * @example
	 *
	 * _.isLength(3);
	 * // => true
	 *
	 * _.isLength(Number.MIN_VALUE);
	 * // => false
	 *
	 * _.isLength(Infinity);
	 * // => false
	 *
	 * _.isLength('3');
	 * // => false
	 */
	function isLength(value) {
	  return typeof value == 'number' &&
	    value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
	}

	/**
	 * Checks if `value` is the [language type](https://es5.github.io/#x8) of `Object`.
	 * (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
	 *
	 * @static
	 * @memberOf _
	 * @since 0.1.0
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is an object, else `false`.
	 * @example
	 *
	 * _.isObject({});
	 * // => true
	 *
	 * _.isObject([1, 2, 3]);
	 * // => true
	 *
	 * _.isObject(_.noop);
	 * // => true
	 *
	 * _.isObject(null);
	 * // => false
	 */
	function isObject(value) {
	  var type = typeof value;
	  return !!value && (type == 'object' || type == 'function');
	}

	/**
	 * Checks if `value` is object-like. A value is object-like if it's not `null`
	 * and has a `typeof` result of "object".
	 *
	 * @static
	 * @memberOf _
	 * @since 4.0.0
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
	 * @example
	 *
	 * _.isObjectLike({});
	 * // => true
	 *
	 * _.isObjectLike([1, 2, 3]);
	 * // => true
	 *
	 * _.isObjectLike(_.noop);
	 * // => false
	 *
	 * _.isObjectLike(null);
	 * // => false
	 */
	function isObjectLike(value) {
	  return !!value && typeof value == 'object';
	}

	/**
	 * Checks if `value` is classified as a `String` primitive or object.
	 *
	 * @static
	 * @since 0.1.0
	 * @memberOf _
	 * @category Lang
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is correctly classified,
	 *  else `false`.
	 * @example
	 *
	 * _.isString('abc');
	 * // => true
	 *
	 * _.isString(1);
	 * // => false
	 */
	function isString(value) {
	  return typeof value == 'string' ||
	    (!isArray(value) && isObjectLike(value) && objectToString.call(value) == stringTag);
	}

	/**
	 * Creates an array of the own enumerable property names of `object`.
	 *
	 * **Note:** Non-object values are coerced to objects. See the
	 * [ES spec](http://ecma-international.org/ecma-262/6.0/#sec-object.keys)
	 * for more details.
	 *
	 * @static
	 * @since 0.1.0
	 * @memberOf _
	 * @category Object
	 * @param {Object} object The object to query.
	 * @returns {Array} Returns the array of property names.
	 * @example
	 *
	 * function Foo() {
	 *   this.a = 1;
	 *   this.b = 2;
	 * }
	 *
	 * Foo.prototype.c = 3;
	 *
	 * _.keys(new Foo);
	 * // => ['a', 'b'] (iteration order is not guaranteed)
	 *
	 * _.keys('hi');
	 * // => ['0', '1']
	 */
	function keys(object) {
	  var isProto = isPrototype(object);
	  if (!(isProto || isArrayLike(object))) {
	    return baseKeys(object);
	  }
	  var indexes = indexKeys(object),
	      skipIndexes = !!indexes,
	      result = indexes || [],
	      length = result.length;

	  for (var key in object) {
	    if (baseHas(object, key) &&
	        !(skipIndexes && (key == 'length' || isIndex(key, length))) &&
	        !(isProto && key == 'constructor')) {
	      result.push(key);
	    }
	  }
	  return result;
	}

	module.exports = baseEach;


/***/ },
/* 5 */
/***/ function(module, exports, __webpack_require__) {

	/* WEBPACK VAR INJECTION */(function(module, global) {/**
	 * lodash 4.6.1 (Custom Build) <https://lodash.com/>
	 * Build: `lodash modularize exports="npm" -o ./`
	 * Copyright jQuery Foundation and other contributors <https://jquery.org/>
	 * Released under MIT license <https://lodash.com/license>
	 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
	 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
	 */
	var stringToPath = __webpack_require__(7);

	/** Used as the size to enable large array optimizations. */
	var LARGE_ARRAY_SIZE = 200;

	/** Used to stand-in for `undefined` hash values. */
	var HASH_UNDEFINED = '__lodash_hash_undefined__';

	/** Used to compose bitmasks for comparison styles. */
	var UNORDERED_COMPARE_FLAG = 1,
	    PARTIAL_COMPARE_FLAG = 2;

	/** Used as references for various `Number` constants. */
	var MAX_SAFE_INTEGER = 9007199254740991;

	/** `Object#toString` result references. */
	var argsTag = '[object Arguments]',
	    arrayTag = '[object Array]',
	    boolTag = '[object Boolean]',
	    dateTag = '[object Date]',
	    errorTag = '[object Error]',
	    funcTag = '[object Function]',
	    genTag = '[object GeneratorFunction]',
	    mapTag = '[object Map]',
	    numberTag = '[object Number]',
	    objectTag = '[object Object]',
	    promiseTag = '[object Promise]',
	    regexpTag = '[object RegExp]',
	    setTag = '[object Set]',
	    stringTag = '[object String]',
	    symbolTag = '[object Symbol]',
	    weakMapTag = '[object WeakMap]';

	var arrayBufferTag = '[object ArrayBuffer]',
	    dataViewTag = '[object DataView]',
	    float32Tag = '[object Float32Array]',
	    float64Tag = '[object Float64Array]',
	    int8Tag = '[object Int8Array]',
	    int16Tag = '[object Int16Array]',
	    int32Tag = '[object Int32Array]',
	    uint8Tag = '[object Uint8Array]',
	    uint8ClampedTag = '[object Uint8ClampedArray]',
	    uint16Tag = '[object Uint16Array]',
	    uint32Tag = '[object Uint32Array]';

	/** Used to match property names within property paths. */
	var reIsDeepProp = /\.|\[(?:[^[\]]*|(["'])(?:(?!\1)[^\\]|\\.)*?\1)\]/,
	    reIsPlainProp = /^\w*$/;

	/**
	 * Used to match `RegExp`
	 * [syntax characters](http://ecma-international.org/ecma-262/6.0/#sec-patterns).
	 */
	var reRegExpChar = /[\\^$.*+?()[\]{}|]/g;

	/** Used to detect host constructors (Safari). */
	var reIsHostCtor = /^\[object .+?Constructor\]$/;

	/** Used to detect unsigned integer values. */
	var reIsUint = /^(?:0|[1-9]\d*)$/;

	/** Used to identify `toStringTag` values of typed arrays. */
	var typedArrayTags = {};
	typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =
	typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =
	typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =
	typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =
	typedArrayTags[uint32Tag] = true;
	typedArrayTags[argsTag] = typedArrayTags[arrayTag] =
	typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =
	typedArrayTags[dataViewTag] = typedArrayTags[dateTag] =
	typedArrayTags[errorTag] = typedArrayTags[funcTag] =
	typedArrayTags[mapTag] = typedArrayTags[numberTag] =
	typedArrayTags[objectTag] = typedArrayTags[regexpTag] =
	typedArrayTags[setTag] = typedArrayTags[stringTag] =
	typedArrayTags[weakMapTag] = false;

	/** Used to determine if values are of the language type `Object`. */
	var objectTypes = {
	  'function': true,
	  'object': true
	};

	/** Detect free variable `exports`. */
	var freeExports = (objectTypes[typeof exports] && exports && !exports.nodeType)
	  ? exports
	  : undefined;

	/** Detect free variable `module`. */
	var freeModule = (objectTypes[typeof module] && module && !module.nodeType)
	  ? module
	  : undefined;

	/** Detect free variable `global` from Node.js. */
	var freeGlobal = checkGlobal(freeExports && freeModule && typeof global == 'object' && global);

	/** Detect free variable `self`. */
	var freeSelf = checkGlobal(objectTypes[typeof self] && self);

	/** Detect free variable `window`. */
	var freeWindow = checkGlobal(objectTypes[typeof window] && window);

	/** Detect `this` as the global object. */
	var thisGlobal = checkGlobal(objectTypes[typeof this] && this);

	/**
	 * Used as a reference to the global object.
	 *
	 * The `this` value is used if it's the global object to avoid Greasemonkey's
	 * restricted `window` object, otherwise the `window` object is used.
	 */
	var root = freeGlobal ||
	  ((freeWindow !== (thisGlobal && thisGlobal.window)) && freeWindow) ||
	    freeSelf || thisGlobal || Function('return this')();

	/**
	 * A specialized version of `_.map` for arrays without support for iteratee
	 * shorthands.
	 *
	 * @private
	 * @param {Array} array The array to iterate over.
	 * @param {Function} iteratee The function invoked per iteration.
	 * @returns {Array} Returns the new mapped array.
	 */
	function arrayMap(array, iteratee) {
	  var index = -1,
	      length = array.length,
	      result = Array(length);

	  while (++index < length) {
	    result[index] = iteratee(array[index], index, array);
	  }
	  return result;
	}

	/**
	 * A specialized version of `_.some` for arrays without support for iteratee
	 * shorthands.
	 *
	 * @private
	 * @param {Array} array The array to iterate over.
	 * @param {Function} predicate The function invoked per iteration.
	 * @returns {boolean} Returns `true` if any element passes the predicate check,
	 *  else `false`.
	 */
	function arraySome(array, predicate) {
	  var index = -1,
	      length = array.length;

	  while (++index < length) {
	    if (predicate(array[index], index, array)) {
	      return true;
	    }
	  }
	  return false;
	}

	/**
	 * The base implementation of `_.times` without support for iteratee shorthands
	 * or max array length checks.
	 *
	 * @private
	 * @param {number} n The number of times to invoke `iteratee`.
	 * @param {Function} iteratee The function invoked per iteration.
	 * @returns {Array} Returns the array of results.
	 */
	function baseTimes(n, iteratee) {
	  var index = -1,
	      result = Array(n);

	  while (++index < n) {
	    result[index] = iteratee(index);
	  }
	  return result;
	}

	/**
	 * The base implementation of `_.toPairs` and `_.toPairsIn` which creates an array
	 * of key-value pairs for `object` corresponding to the property names of `props`.
	 *
	 * @private
	 * @param {Object} object The object to query.
	 * @param {Array} props The property names to get values for.
	 * @returns {Object} Returns the new array of key-value pairs.
	 */
	function baseToPairs(object, props) {
	  return arrayMap(props, function(key) {
	    return [key, object[key]];
	  });
	}

	/**
	 * Checks if `value` is a global object.
	 *
	 * @private
	 * @param {*} value The value to check.
	 * @returns {null|Object} Returns `value` if it's a global object, else `null`.
	 */
	function checkGlobal(value) {
	  return (value && value.Object === Object) ? value : null;
	}

	/**
	 * Checks if `value` is a host object in IE < 9.
	 *
	 * @private
	 * @param {*} value The value to check.
	 * @returns {boolean} Returns `true` if `value` is a host object, else `false`.
	 */
	function isHostObject(value) {
	  // Many host objects are `Object` objects that can coerce to strings
	  // despite having improperly defined `toString` methods.
	  var result = false;
	  if (value != null && typeof value.toString != 'function') {
	    try {
	      result = !!(value + '');
	    } catch (e) {}
	  }
	  return result;
	}

	/**
	 * Checks if `value` is a valid array-like index.
	 *
	 * @private
	 * @param {*} value The value to check.
	 * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
	 * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
	 */
	function isIndex(value, length) {
	  value = (typeof value == 'number' || reIsUint.test(value)) ? +value : -1;
	  length = length == null ? MAX_SAFE_INTEGER : length;
	  return value > -1 && value % 1 == 0 && value < length;
	}

	/**
	 * Converts `map` to an array.
	 *
	 * @private
	 * @param {Object} map The map to convert.
	 * @returns {Array} Returns the converted array.
	 */
	function mapToArray(map) {
	  var index = -1,
	      result = Array(map.size);

	  map.forEach(function(value, key) {
	    result[++index] = [key, value];
	  });
	  return result;
	}

	/**
	 * Converts `set` to an array.
	 *
	 * @private
	 * @param {Object} set The set to convert.
	 * @returns {Array} Returns the converted array.
	 */
	function setToArray(set) {
	  var index = -1,
	      result = Array(set.size);

	  set.forEach(function(value) {