TypeError: Arguments to path.join must be strings at f (path.js:204:15) at Object.filter (native) at exports.join (path.js:209:40) at exports.send (E: odejsdemosocket.io-express ode_modulesexpress ode_modulesconnectlibmiddlewarestatic.js:129:20) at ServerResponse.res.sendfile (E: odejsdemosocket.io-express ode_modulesexpresslib esponse.js:186:3) at io.sockets.on.socket.emit.text (E: odejsdemosocket.io-expressapp.js:8:6) at callbacks (E: odejsdemosocket.io-express ode_modulesexpresslib outerindex.js:272:11) at param (E: odejsdemosocket.io-express ode_modulesexpresslib outerindex.js:246:11) at pass (E: odejsdemosocket.io-express ode_modulesexpresslib outerindex.js:253:5) at Router._dispatch (E: odejsdemosocket.io- express ode_modulesexpresslib outerindex.js:280:5)
Node.js中的两个模块Socket.io 和Express做整合的时候出现了下面的错误:
var express = require('express');
var app = module.exports = express.createServer(),
io = require('socket.io').listen(app);
app.listen(3000);
app.get('/', function(req, res){
res.sendfile(__dirname + '/index.html');
});
io.sockets.on('connection', function(socket){
socket.emit('welcome', {text: 'OH HAI! U R CONNECTED!'});
});
错误原因:
基本的错误原因是上面代码第8行,将代码改为下面形式就可以工作。
var express = require('express');
var app = module.exports = express.createServer(),
io = require('socket.io').listen(app);
app.listen(3000);
app.get('/', function(req, res){
res.sendfile('/index.html', {root: __dirname});
});
io.sockets.on('connection', function(socket){
socket.emit('welcome', {text: 'OH HAI! U R CONNECTED'});
});
在win 下 传
__dirname + '/index.html' -> E: odejsdemo/index.html
貌似,那里用 url 解析模块.最后解析的结果不是windows 那种路径样子..
然后到创建流的时候路径就不正确了..
參考资料:https://github.com/visionmedia/send