add a go command to your shell

go.bash

go()
{
  local file_name=${1%.*}

  if [ -n "$1" ]; then
    __gocompile $file_name
    __gorun $@
    __gocleanup $file_name
  else
    echo "The file '$1' does not exist."
  fi
}

__gocleanup()
{
  rm 6.out
  rm "$1.6"
}

__gocompile()
{
  6g "$1.go"
  6l "$1.6"
}

__gorun()
{
  local args=( $@ )
  unset args[0]

  ./6.out ${args[@]}
}