我是 node.js 的新手。我的项目中有 server.js 、 router.js 、 index.js 和 requestHandler.js 文件。我在下面的 url 中通过 start 或上传
http://localhost:8888/start
我从 url 获取 pathName 并将其传递给服务器中的 router.js,如下所示:
服务器.js:
var http = require("http");
var url = require("url");
function start(route,handle){
function onRequest(request, response) {
var pathname = url.parse(request.url).pathname;
console.log("Request for " + pathname + " received.");
route(handle,pathname);
response.writeHead(200, {"Content-Type": "text/plain"});
response.write("Hello World");
response.end();
}
http.createServer(onRequest).listen(8888);
console.log("Server has started.");
}
exports.start = start;
路由器.js:
function route(handle,pathname){
console.log("About to route a request for "+ pathname );
if(typeof handle[pathname]==='function'){
handle[pathname]();
}else{
console.log("No request handler found for "+pathname);
}
}
exports.route = route ;
index.js:
var server = require("./Server");
var router = require("./router");
var requestHandlers = require("./requestHandler");
var handle={}
handle["/"]=requestHandlers.start;
handle["/start"]=requestHandlers.start;
handle["/upload"]=requestHandlers.upload;
server.start(router.route,handle);
requestHandler.js :
function start(){
console.log("Request handler 'start' was called.");
}
function upload(){
console.log("Request handler 'upload' was called.");
}
exports.start=start;
exports.upload=upload;
我得到错误的结果:
PS C:\Program Files\nodejs> node ..\..\Users\private\Desktop\hello\index.js
Server has started.
Request for /start received.
About to route a request for /start
No request handler found for undefined
Request for /favicon.ico received.
About to route a request for /favicon.ico
No request handler found for undefined
Request for /favicon.ico received.
About to route a request for /favicon.ico
No request handler found for undefined
而不是这个:
Server has started.
Request for /start received.
About to route a request for /start
Request handler 'start' was called.
问题是什么?任何想法?