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我似乎无法重写net.Socket.write。下面的例子不是我真正的用例,而是一个缩小的,可运行的示例来演示这个问题。无法覆盖net.Socket.write
const net = require("net");
class UTF8Socket extends net.Socket {
constructor() {
super();
this.setEncoding("utf8");
}
write(data, cb) {
console.log("Sending...");
super.write(data, "utf8", cb);
}
end(data) {
console.log("Ending socket...");
super.end(data);
}
}
// Setup server
const server = net.createServer(socket => {
socket.setEncoding("utf8");
socket.on("data", (res) => console.log("Server received data:", res));
});
server.listen(8080, '127.0.0.1');
// Create a UTF8Socket and write to server
const socket = new UTF8Socket();
socket.connect(8080, "127.0.0.1",() => {
socket.write("test write\n");
socket.end("test end");
});
预期输出:
发送...
结束插座...
服务器接收到的数据:测试写入
测试结束
实际输出:
结束插座...
服务器接收到的数据:测试写入
测试结束
的覆盖端函数被调用,你可以从输出中看到,但只有原始的net.Socket.write被称为。我觉得我失去了一些东西......
哇,这是快!谢谢! –