code: func ValidatePath(wp string) results {
  	r := results{}
  	gp := os.Getenv("PATH")
  	if wp != gp {
  		r = append(r, fmt.Errorf("PATH not set appropriately (need %q, got %q)", wp, gp))
  	}
  	return r
  }
docs: // ValidatePath ensures that the PATH has been set up correctly within the
  // environment in which this process is being run