Simple Go Command Line prompt

prompt.go

package main

import (
	"bufio"
	"fmt"
	"os"
)

const PROMPT = "go>> "

func main() {
	scanner := bufio.NewScanner(os.Stdin)

	for {
		fmt.Printf(PROMPT)
		scanned := scanner.Scan()
		if !scanned {
			return
		}

		line := scanner.Text()
		fmt.Println(line)
	}
}