(function webpackUniversalModuleDefinition(root, factory) {
	if(typeof exports === 'object' && typeof module === 'object')
		module.exports = factory(require("react"), require("prop-types"));
	else if(typeof define === 'function' && define.amd)
		define(["react", "prop-types"], factory);
	else {
		var a = typeof exports === 'object' ? factory(require("react"), require("prop-types")) : factory(root["React"], root["PropTypes"]);
		for(var i in a) (typeof exports === 'object' ? exports : root)[i] = a[i];
	}
})(typeof self !== 'undefined' ? self : this, function(__WEBPACK_EXTERNAL_MODULE_0__, __WEBPACK_EXTERNAL_MODULE_1__) {
return /******/ (function(modules) { // webpackBootstrap
/******/ 	// The module cache
/******/ 	var installedModules = {};
/******/
/******/ 	// The require function
/******/ 	function __webpack_require__(moduleId) {
/******/
/******/ 		// Check if module is in cache
/******/ 		if(installedModules[moduleId]) {
/******/ 			return installedModules[moduleId].exports;
/******/ 		}
/******/ 		// Create a new module (and put it into the cache)
/******/ 		var module = installedModules[moduleId] = {
/******/ 			i: moduleId,
/******/ 			l: false,
/******/ 			exports: {}
/******/ 		};
/******/
/******/ 		// Execute the module function
/******/ 		modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/
/******/ 		// Flag the module as loaded
/******/ 		module.l = true;
/******/
/******/ 		// Return the exports of the module
/******/ 		return module.exports;
/******/ 	}
/******/
/******/
/******/ 	// expose the modules object (__webpack_modules__)
/******/ 	__webpack_require__.m = modules;
/******/
/******/ 	// expose the module cache
/******/ 	__webpack_require__.c = installedModules;
/******/
/******/ 	// define getter function for harmony exports
/******/ 	__webpack_require__.d = function(exports, name, getter) {
/******/ 		if(!__webpack_require__.o(exports, name)) {
/******/ 			Object.defineProperty(exports, name, {
/******/ 				configurable: false,
/******/ 				enumerable: true,
/******/ 				get: getter
/******/ 			});
/******/ 		}
/******/ 	};
/******/
/******/ 	// getDefaultExport function for compatibility with non-harmony modules
/******/ 	__webpack_require__.n = function(module) {
/******/ 		var getter = module && module.__esModule ?
/******/ 			function getDefault() { return module['default']; } :
/******/ 			function getModuleExports() { return module; };
/******/ 		__webpack_require__.d(getter, 'a', getter);
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/******/ 	return __webpack_require__(__webpack_require__.s = 1515);
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/******/ ({

/***/ 0:
/***/ (function(module, exports) {

module.exports = __WEBPACK_EXTERNAL_MODULE_0__;

/***/ }),

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

module.exports = __WEBPACK_EXTERNAL_MODULE_1__;

/***/ }),

/***/ 1515:
/***/ (function(module, exports, __webpack_require__) {

module.exports = __webpack_require__(1516);


/***/ }),

/***/ 1516:
/***/ (function(module, exports, __webpack_require__) {

__webpack_require__(1517);
module.exports = __webpack_require__(1518);


/***/ }),

/***/ 1517:
/***/ (function(module, exports) {

// removed by extract-text-webpack-plugin

/***/ }),

/***/ 1518:
/***/ (function(module, exports, __webpack_require__) {

"use strict";


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

var _ProgressBar = __webpack_require__(1519);

var _ProgressBar2 = _interopRequireDefault(_ProgressBar);

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

exports["default"] = _ProgressBar2["default"];
module.exports = exports['default'];

/***/ }),

/***/ 1519:
/***/ (function(module, exports, __webpack_require__) {

"use strict";


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

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

var _classnames = __webpack_require__(4);

var _classnames2 = _interopRequireDefault(_classnames);

var _react = __webpack_require__(0);

var _react2 = _interopRequireDefault(_react);

var _propTypes = __webpack_require__(1);

var _propTypes2 = _interopRequireDefault(_propTypes);

var _nprogress = __webpack_require__(935);

var _nprogress2 = _interopRequireDefault(_nprogress);

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

function _defaults(obj, defaults) { var keys = Object.getOwnPropertyNames(defaults); for (var i = 0; i < keys.length; i++) { var key = keys[i]; var value = Object.getOwnPropertyDescriptor(defaults, key); if (value && value.configurable && obj[key] === undefined) { Object.defineProperty(obj, key, value); } } return obj; }

function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }

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) : _defaults(subClass, superClass); }

var ROUND_PRECISION = 1000;

/**
 * 自定义验证children是<ProgressBar>的实例.
 * @props 实例后的propTypes
 * @propName 本身propTypes的属性名 即 children
 * @componentName 实例后的children名 期望是ProgressBar
 */
function onlyProgressBar(props, propName, componentName) {
  var children = props[propName];
  if (!children) {
    return null;
  }

  var error = null;

  _react2["default"].Children.forEach(children, function (child) {
    if (error) {
      return;
    }

    if (child.type === ProgressBar) {
      // eslint-disable-line no-use-before-define
      return;
    }

    var childIdentifier = _react2["default"].isValidElement(child) ? child.type.displayName || child.type.name || child.type : child;
    error = new Error('Children of ' + componentName + ' can contain only ProgressBar ' + ('components. Found ' + childIdentifier + '.'));
  });

  return error;
}

var propTypes = {
  /**
   *  最小数值
   */
  min: _propTypes2["default"].number,
  /**
   *  有效数值
   */
  now: _propTypes2["default"].number,
  /**
   *  最大数值
   */
  max: _propTypes2["default"].number,
  /**
   *  文字描述标签
   */
  label: _propTypes2["default"].node,
  /**
   *  文字描述标签显示
   */
  srOnly: _propTypes2["default"].bool,
  /**
   *  条纹样式
   */
  striped: _propTypes2["default"].bool,
  /**
   *  激活状态
   */
  active: _propTypes2["default"].bool,
  /**
   *  大小
   */
  size: _propTypes2["default"].oneOf(['xs', 'sm']),
  /**
   *  labelPosition
   */
  labelPosition: _propTypes2["default"].oneOf(['right', 'left', 'center']),
  /**
   *  子组件 必须是ProgressBar
   */
  children: onlyProgressBar,
  /**
   *  子组件 必须是ProgressBar
   */
  style: _propTypes2["default"].object,

  /**
   * @private
   */
  isChild: _propTypes2["default"].bool
};

var defaultProps = {
  min: 0,
  max: 100,
  active: false,
  isChild: false,
  srOnly: false,
  striped: false,
  labelPosition: 'center',
  clsPrefix: 'u-progress'
};

/**
 * 计算实际显示比例 
 * @now 显示的总数值
 * @min 最小数值
 * @max 最大数值
 */
function getPercentage(now, min, max) {
  var percentage = (now - min) / (max - min) * 100;
  return Math.round(percentage * ROUND_PRECISION) / ROUND_PRECISION;
}

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

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

    var _this = _possibleConstructorReturn(this, _React$Component.call(this, props));

    _this.state = {
      now: _this.props.now,
      max: _this.props.max,
      min: _this.props.min,
      active: _this.props.active
    };

    return _this;
  }

  ProgressBar.prototype.componentWillReceiveProps = function componentWillReceiveProps(nextProps) {
    this.setState({
      now: nextProps.now,
      max: nextProps.max,
      min: nextProps.min,
      active: nextProps.active
    });
  };

  ProgressBar.prototype.renderProgressBar = function renderProgressBar(_ref) {
    var min = _ref.min,
        now = _ref.now,
        max = _ref.max,
        label = _ref.label,
        srOnly = _ref.srOnly,
        striped = _ref.striped,
        active = _ref.active,
        colors = _ref.colors,
        labelPosition = _ref.labelPosition,
        className = _ref.className,
        style = _ref.style,
        clsPrefix = _ref.clsPrefix,
        others = _objectWithoutProperties(_ref, ['min', 'now', 'max', 'label', 'srOnly', 'striped', 'active', 'colors', 'labelPosition', 'className', 'style', 'clsPrefix']);

    var childClsPrefix = clsPrefix + '-bar';
    var classes = {
      active: active
    };
    if (active || striped) {
      classes[childClsPrefix + '-striped'] = true;
    }
    if (colors) {
      classes[childClsPrefix + '-' + colors] = true;
    }

    var classNames = (0, _classnames2["default"])(childClsPrefix, classes);

    //返回不敢wrapper的progressbar
    return _react2["default"].createElement(
      'div',
      _extends({}, others, {
        role: 'progressbar',
        className: (0, _classnames2["default"])(className, classNames),
        style: _extends({ width: getPercentage(now, min, max) + '%' }, style)
      }),
      _react2["default"].createElement(
        'span',
        { className: 'u-progress-label' },
        srOnly ? _react2["default"].createElement(
          'span',
          { className: 'sr-only' },
          label
        ) : label
      )
    );
  };

  ProgressBar.prototype.render = function render() {
    //先处理以组ProgressBar形式使用情况
    var _props = this.props,
        isChild = _props.isChild,
        props = _objectWithoutProperties(_props, ['isChild']);

    // 判断isChild是否为true,如果是true,直接渲染成bar


    if (isChild) {
      return this.renderProgressBar(props);
    }

    var label = props.label,
        srOnly = props.srOnly,
        striped = props.striped,
        colors = props.colors,
        className = props.className,
        style = props.style,
        min = props.min,
        max = props.max,
        now = props.now,
        active = props.active,
        size = props.size,
        labelPosition = props.labelPosition,
        children = props.children,
        clsPrefix = props.clsPrefix,
        wrapperProps = _objectWithoutProperties(props, ['label', 'srOnly', 'striped', 'colors', 'className', 'style', 'min', 'max', 'now', 'active', 'size', 'labelPosition', 'children', 'clsPrefix']);

    /**
     * 如果是单独直接用<ProgressBar /> 走children判断为false语句。
     * 如果以组的形式使用<ProgressBar><ProgressBar now={10} /><ProgressBar now={20}/></ProgressBar> 走判断语句为true，
     * 将children分别加上isChild=true的属性
     */


    return _react2["default"].createElement(
      'div',
      _extends({}, wrapperProps, {
        className: (0, _classnames2["default"])(className, clsPrefix, size)
      }),
      children ? _react2["default"].Children.map(children, function (child) {
        return (0, _react.cloneElement)(child, { isChild: true });
      }) : this.renderProgressBar(_extends({
        min: min, now: now, max: max, label: label, srOnly: srOnly, striped: striped, active: active, colors: colors, labelPosition: labelPosition, className: className, style: style, clsPrefix: clsPrefix }, wrapperProps))
    );
  };

  return ProgressBar;
}(_react2["default"].Component);

ProgressBar.propTypes = propTypes;
ProgressBar.defaultProps = defaultProps;
_extends(ProgressBar, _nprogress2["default"]);

exports["default"] = ProgressBar;
module.exports = exports['default'];

/***/ }),

/***/ 4:
/***/ (function(module, exports, __webpack_require__) {

var __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;/*!
  Copyright (c) 2017 Jed Watson.
  Licensed under the MIT License (MIT), see
  http://jedwatson.github.io/classnames
*/
/* global define */

(function () {
	'use strict';

	var hasOwn = {}.hasOwnProperty;

	function classNames () {
		var classes = [];

		for (var i = 0; i < arguments.length; i++) {
			var arg = arguments[i];
			if (!arg) continue;

			var argType = typeof arg;

			if (argType === 'string' || argType === 'number') {
				classes.push(arg);
			} else if (Array.isArray(arg) && arg.length) {
				var inner = classNames.apply(null, arg);
				if (inner) {
					classes.push(inner);
				}
			} else if (argType === 'object') {
				for (var key in arg) {
					if (hasOwn.call(arg, key) && arg[key]) {
						classes.push(key);
					}
				}
			}
		}

		return classes.join(' ');
	}

	if (typeof module !== 'undefined' && module.exports) {
		classNames.default = classNames;
		module.exports = classNames;
	} else if (true) {
		// register as 'classnames', consistent with npm package name
		!(__WEBPACK_AMD_DEFINE_ARRAY__ = [], __WEBPACK_AMD_DEFINE_RESULT__ = (function () {
			return classNames;
		}).apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__),
				__WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));
	} else {
		window.classNames = classNames;
	}
}());


/***/ }),

/***/ 935:
/***/ (function(module, exports, __webpack_require__) {

var __WEBPACK_AMD_DEFINE_FACTORY__, __WEBPACK_AMD_DEFINE_RESULT__;/* NProgress, (c) 2013, 2014 Rico Sta. Cruz - http://ricostacruz.com/nprogress
 * @license MIT */

;(function(root, factory) {

  if (true) {
    !(__WEBPACK_AMD_DEFINE_FACTORY__ = (factory),
				__WEBPACK_AMD_DEFINE_RESULT__ = (typeof __WEBPACK_AMD_DEFINE_FACTORY__ === 'function' ?
				(__WEBPACK_AMD_DEFINE_FACTORY__.call(exports, __webpack_require__, exports, module)) :
				__WEBPACK_AMD_DEFINE_FACTORY__),
				__WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));
  } else if (typeof exports === 'object') {
    module.exports = factory();
  } else {
    root.NProgress = factory();
  }

})(this, function() {
  var NProgress = {};

  NProgress.version = '0.2.0';

  var Settings = NProgress.settings = {
    minimum: 0.08,
    easing: 'ease',
    positionUsing: '',
    speed: 200,
    trickle: true,
    trickleRate: 0.02,
    trickleSpeed: 800,
    showSpinner: true,
    barSelector: '[role="bar"]',
    spinnerSelector: '[role="spinner"]',
    parent: 'body',
    template: '<div class="bar" role="bar"><div class="peg"></div></div><div class="spinner" role="spinner"><div class="spinner-icon"></div></div>'
  };

  /**
   * Updates configuration.
   *
   *     NProgress.configure({
   *       minimum: 0.1
   *     });
   */
  NProgress.configure = function(options) {
    var key, value;
    for (key in options) {
      value = options[key];
      if (value !== undefined && options.hasOwnProperty(key)) Settings[key] = value;
    }

    return this;
  };

  /**
   * Last number.
   */

  NProgress.status = null;

  /**
   * Sets the progress bar status, where `n` is a number from `0.0` to `1.0`.
   *
   *     NProgress.set(0.4);
   *     NProgress.set(1.0);
   */

  NProgress.set = function(n) {
    var started = NProgress.isStarted();

    n = clamp(n, Settings.minimum, 1);
    NProgress.status = (n === 1 ? null : n);

    var progress = NProgress.render(!started),
        bar      = progress.querySelector(Settings.barSelector),
        speed    = Settings.speed,
        ease     = Settings.easing;

    progress.offsetWidth; /* Repaint */

    queue(function(next) {
      // Set positionUsing if it hasn't already been set
      if (Settings.positionUsing === '') Settings.positionUsing = NProgress.getPositioningCSS();

      // Add transition
      css(bar, barPositionCSS(n, speed, ease));

      if (n === 1) {
        // Fade out
        css(progress, { 
          transition: 'none', 
          opacity: 1 
        });
        progress.offsetWidth; /* Repaint */

        setTimeout(function() {
          css(progress, { 
            transition: 'all ' + speed + 'ms linear', 
            opacity: 0 
          });
          setTimeout(function() {
            NProgress.remove();
            next();
          }, speed);
        }, speed);
      } else {
        setTimeout(next, speed);
      }
    });

    return this;
  };

  NProgress.isStarted = function() {
    return typeof NProgress.status === 'number';
  };

  /**
   * Shows the progress bar.
   * This is the same as setting the status to 0%, except that it doesn't go backwards.
   *
   *     NProgress.start();
   *
   */
  NProgress.start = function() {
    if (!NProgress.status) NProgress.set(0);

    var work = function() {
      setTimeout(function() {
        if (!NProgress.status) return;
        NProgress.trickle();
        work();
      }, Settings.trickleSpeed);
    };

    if (Settings.trickle) work();

    return this;
  };

  /**
   * Hides the progress bar.
   * This is the *sort of* the same as setting the status to 100%, with the
   * difference being `done()` makes some placebo effect of some realistic motion.
   *
   *     NProgress.done();
   *
   * If `true` is passed, it will show the progress bar even if its hidden.
   *
   *     NProgress.done(true);
   */

  NProgress.done = function(force) {
    if (!force && !NProgress.status) return this;

    return NProgress.inc(0.3 + 0.5 * Math.random()).set(1);
  };

  /**
   * Increments by a random amount.
   */

  NProgress.inc = function(amount) {
    var n = NProgress.status;

    if (!n) {
      return NProgress.start();
    } else {
      if (typeof amount !== 'number') {
        amount = (1 - n) * clamp(Math.random() * n, 0.1, 0.95);
      }

      n = clamp(n + amount, 0, 0.994);
      return NProgress.set(n);
    }
  };

  NProgress.trickle = function() {
    return NProgress.inc(Math.random() * Settings.trickleRate);
  };

  /**
   * Waits for all supplied jQuery promises and
   * increases the progress as the promises resolve.
   *
   * @param $promise jQUery Promise
   */
  (function() {
    var initial = 0, current = 0;

    NProgress.promise = function($promise) {
      if (!$promise || $promise.state() === "resolved") {
        return this;
      }

      if (current === 0) {
        NProgress.start();
      }

      initial++;
      current++;

      $promise.always(function() {
        current--;
        if (current === 0) {
            initial = 0;
            NProgress.done();
        } else {
            NProgress.set((initial - current) / initial);
        }
      });

      return this;
    };

  })();

  /**
   * (Internal) renders the progress bar markup based on the `template`
   * setting.
   */

  NProgress.render = function(fromStart) {
    if (NProgress.isRendered()) return document.getElementById('nprogress');

    addClass(document.documentElement, 'nprogress-busy');
    
    var progress = document.createElement('div');
    progress.id = 'nprogress';
    progress.innerHTML = Settings.template;

    var bar      = progress.querySelector(Settings.barSelector),
        perc     = fromStart ? '-100' : toBarPerc(NProgress.status || 0),
        parent   = document.querySelector(Settings.parent),
        spinner;
    
    css(bar, {
      transition: 'all 0 linear',
      transform: 'translate3d(' + perc + '%,0,0)'
    });

    if (!Settings.showSpinner) {
      spinner = progress.querySelector(Settings.spinnerSelector);
      spinner && removeElement(spinner);
    }

    if (parent != document.body) {
      addClass(parent, 'nprogress-custom-parent');
    }

    parent.appendChild(progress);
    return progress;
  };

  /**
   * Removes the element. Opposite of render().
   */

  NProgress.remove = function() {
    removeClass(document.documentElement, 'nprogress-busy');
    removeClass(document.querySelector(Settings.parent), 'nprogress-custom-parent');
    var progress = document.getElementById('nprogress');
    progress && removeElement(progress);
  };

  /**
   * Checks if the progress bar is rendered.
   */

  NProgress.isRendered = function() {
    return !!document.getElementById('nprogress');
  };

  /**
   * Determine which positioning CSS rule to use.
   */

  NProgress.getPositioningCSS = function() {
    // Sniff on document.body.style
    var bodyStyle = document.body.style;

    // Sniff prefixes
    var vendorPrefix = ('WebkitTransform' in bodyStyle) ? 'Webkit' :
                       ('MozTransform' in bodyStyle) ? 'Moz' :
                       ('msTransform' in bodyStyle) ? 'ms' :
                       ('OTransform' in bodyStyle) ? 'O' : '';

    if (vendorPrefix + 'Perspective' in bodyStyle) {
      // Modern browsers with 3D support, e.g. Webkit, IE10
      return 'translate3d';
    } else if (vendorPrefix + 'Transform' in bodyStyle) {
      // Browsers without 3D support, e.g. IE9
      return 'translate';
    } else {
      // Browsers without translate() support, e.g. IE7-8
      return 'margin';
    }
  };

  /**
   * Helpers
   */

  function clamp(n, min, max) {
    if (n < min) return min;
    if (n > max) return max;
    return n;
  }

  /**
   * (Internal) converts a percentage (`0..1`) to a bar translateX
   * percentage (`-100%..0%`).
   */

  function toBarPerc(n) {
    return (-1 + n) * 100;
  }


  /**
   * (Internal) returns the correct CSS for changing the bar's
   * position given an n percentage, and speed and ease from Settings
   */

  function barPositionCSS(n, speed, ease) {
    var barCSS;

    if (Settings.positionUsing === 'translate3d') {
      barCSS = { transform: 'translate3d('+toBarPerc(n)+'%,0,0)' };
    } else if (Settings.positionUsing === 'translate') {
      barCSS = { transform: 'translate('+toBarPerc(n)+'%,0)' };
    } else {
      barCSS = { 'margin-left': toBarPerc(n)+'%' };
    }

    barCSS.transition = 'all '+speed+'ms '+ease;

    return barCSS;
  }

  /**
   * (Internal) Queues a function to be executed.
   */

  var queue = (function() {
    var pending = [];
    
    function next() {
      var fn = pending.shift();
      if (fn) {
        fn(next);
      }
    }

    return function(fn) {
      pending.push(fn);
      if (pending.length == 1) next();
    };
  })();

  /**
   * (Internal) Applies css properties to an element, similar to the jQuery 
   * css method.
   *
   * While this helper does assist with vendor prefixed property names, it 
   * does not perform any manipulation of values prior to setting styles.
   */

  var css = (function() {
    var cssPrefixes = [ 'Webkit', 'O', 'Moz', 'ms' ],
        cssProps    = {};

    function camelCase(string) {
      return string.replace(/^-ms-/, 'ms-').replace(/-([\da-z])/gi, function(match, letter) {
        return letter.toUpperCase();
      });
    }

    function getVendorProp(name) {
      var style = document.body.style;
      if (name in style) return name;

      var i = cssPrefixes.length,
          capName = name.charAt(0).toUpperCase() + name.slice(1),
          vendorName;
      while (i--) {
        vendorName = cssPrefixes[i] + capName;
        if (vendorName in style) return vendorName;
      }

      return name;
    }

    function getStyleProp(name) {
      name = camelCase(name);
      return cssProps[name] || (cssProps[name] = getVendorProp(name));
    }

    function applyCss(element, prop, value) {
      prop = getStyleProp(prop);
      element.style[prop] = value;
    }

    return function(element, properties) {
      var args = arguments,
          prop, 
          value;

      if (args.length == 2) {
        for (prop in properties) {
          value = properties[prop];
          if (value !== undefined && properties.hasOwnProperty(prop)) applyCss(element, prop, value);
        }
      } else {
        applyCss(element, args[1], args[2]);
      }
    }
  })();

  /**
   * (Internal) Determines if an element or space separated list of class names contains a class name.
   */

  function hasClass(element, name) {
    var list = typeof element == 'string' ? element : classList(element);
    return list.indexOf(' ' + name + ' ') >= 0;
  }

  /**
   * (Internal) Adds a class to an element.
   */

  function addClass(element, name) {
    var oldList = classList(element),
        newList = oldList + name;

    if (hasClass(oldList, name)) return; 

    // Trim the opening space.
    element.className = newList.substring(1);
  }

  /**
   * (Internal) Removes a class from an element.
   */

  function removeClass(element, name) {
    var oldList = classList(element),
        newList;

    if (!hasClass(element, name)) return;

    // Replace the class name.
    newList = oldList.replace(' ' + name + ' ', ' ');

    // Trim the opening and closing spaces.
    element.className = newList.substring(1, newList.length - 1);
  }

  /**
   * (Internal) Gets a space separated list of the class names on the element. 
   * The list is wrapped with a single space on each end to facilitate finding 
   * matches within the list.
   */

  function classList(element) {
    return (' ' + (element.className || '') + ' ').replace(/\s+/gi, ' ');
  }

  /**
   * (Internal) Removes an element from the DOM.
   */

  function removeElement(element) {
    element && element.parentNode && element.parentNode.removeChild(element);
  }

  return NProgress;
});



/***/ })

/******/ });
});