content: import _extends from 'babel-runtime/helpers/extends';
  import _objectWithoutProperties from 'babel-runtime/helpers/objectWithoutProperties';
  import _classCallCheck from 'babel-runtime/helpers/classCallCheck';
  import _possibleConstructorReturn from 'babel-runtime/helpers/possibleConstructorReturn';
  import _inherits from 'babel-runtime/helpers/inherits';
  import React from 'react';
  import PropTypes from 'prop-types';
  
  import Collapse from './Collapse';
  import { prefix } from './utils/bootstrapUtils';
  
  var contextTypes = {
    $bs_navbar: PropTypes.shape({
      bsClass: PropTypes.string,
      expanded: PropTypes.bool
    })
  };
  
  var NavbarCollapse = function (_React$Component) {
    _inherits(NavbarCollapse, _React$Component);
  
    function NavbarCollapse() {
      _classCallCheck(this, NavbarCollapse);
  
      return _possibleConstructorReturn(this, _React$Component.apply(this, arguments));
    }
  
    NavbarCollapse.prototype.render = function render() {
      var _props = this.props,
          children = _props.children,
          props = _objectWithoutProperties(_props, ['children']);
  
      var navbarProps = this.context.$bs_navbar || { bsClass: 'navbar' };
  
      var bsClassName = prefix(navbarProps, 'collapse');
  
      return React.createElement(
        Collapse,
        _extends({ 'in': navbarProps.expanded }, props),
        React.createElement(
          'div',
          { className: bsClassName },
          children
        )
      );
    };
  
    return NavbarCollapse;
  }(React.Component);
  
  NavbarCollapse.contextTypes = contextTypes;
  
  export default NavbarCollapse;