code: func GetGOPATHs() []string {
  	gopath := os.Getenv("GOPATH")
  	var paths []string
  	if runtime.GOOS == "windows" {
  		gopath = strings.Replace(gopath, "\\", "/", -1)
  		paths = strings.Split(gopath, ";")
  	} else {
  		paths = strings.Split(gopath, ":")
  	}
  	return paths
  }
docs: // GetGOPATHs returns all paths in GOPATH variable.