Print HTTP request to stdout

echo.go

package main

import (
    "net"
    "os"
    "log"
    "fmt"
    "io"
)

func main() {
    port := 8080
    ln, err := net.Listen("tcp", fmt.Sprintf(":%d", port))
    if err != nil {
        log.Fatalf("could not listen to tcp connections on port %d: %v", port, err)
    }
    for {
        conn, err := ln.Accept()
        if err != nil {
            log.Printf("could not accept connection: %v", err)
        }
        go func(){
            io.Copy(os.Stdout, conn)
        }()
    }
}

Like -v in https://httpie.org/doc#output-options