gaga2.go

package main

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

func main() {

  inpath := os.Args[1]
  file, err := os.Open(inpath)

  if err != nil {
    panic(err)
  }

  defer file.Close()

  scanner := bufio.NewScanner(file)

  for scanner.Scan() {
    fmt.Println("--->" + scanner.Text())
  }
}