在react项目里面报错 _stomp2.default.client' is undefined

Question

import React from 'react';
import Stomp from './utils/stomp.js';

class Basic extends React.Component {

    constructor() {
        super();
        this.state = {
            quantity:[] //基本信息
        }
    }

    render() {
        return (
            <div>
                <h1>基本文件结构</h1>
            </div>
        )
    }

    componentDidMount() {
        Stomp.client('ws://192.168.31.75').debug('测试框架功能')
    }

}


export default Basic;

(function() {
    var Byte, Client, Frame, Stomp,
        __hasProp = {}.hasOwnProperty,
        __slice = [].slice;

    Byte = {
        LF: '\x0A',
        NULL: '\x00'
    };

    Client = (function() {
        var now;

        function Client(ws) {
            this.ws = ws;
            this.ws.binaryType = "arraybuffer";
            this.counter = 0;
            this.connected = false;
            this.heartbeat = {
                outgoing: 10000,
                incoming: 10000
            };
            this.maxWebSocketFrameSize = 16 * 1024;
            this.subscriptions = {};
            this.partialData = '';
        }

        Client.prototype.debug = function(message) {
            var _ref;
            return typeof window !== "undefined" && window !== null ? (_ref = window.console) != null ? _ref.log(message) : void 0 : void 0;
        };

        now = function() {
            if (Date.now) {
                return Date.now();
            } else {
                return new Date().valueOf;
            }
        };

        return Client;
    })();

    Stomp = {
        VERSIONS: {
            V1_0: '1.0',
            V1_1: '1.1',
            V1_2: '1.2',
            supportedVersions: function() {
                return '1.1,1.0';
            }
        },
        client: function(url, protocols) {
            var klass, ws;
            if (protocols == null) {
                protocols = ['v10.stomp', 'v11.stomp'];
            }
            klass = Stomp.WebSocketClass || WebSocket;
            ws = new klass(url, protocols);
            return new Client(ws);
        },
        over: function(ws) {
            return new Client(ws);
        }
    };

}).call(this);

Answer 1

没有引入相应的js文件？

Answer 2

client方法不存在
第二个文件是utils/stomp.js吗 如果是的话你没有导出文件啊