code: func Read(poc string) (string, bool, error) {
  	if len(poc) == 0 {
  		return poc, false, nil
  	}
  
  	path := poc
  	if path[0] == '~' {
  		var err error
  		path, err = homedir.Expand(path)
  		if err != nil {
  			return path, true, err
  		}
  	}
  
  	if _, err := os.Stat(path); err == nil {
  		contents, err := ioutil.ReadFile(path)
  		if err != nil {
  			return string(contents), true, err
  		}
  		return string(contents), true, nil
  	}
  
  	return poc, false, nil
  }
docs: // If the argument is a path, Read loads it and returns the contents,
  // otherwise the argument is assumed to be the desired contents and is simply
  // returned.
  //
  // The boolean second return value can be called `wasPath` - it indicates if a
  // path was detected and a file loaded.