validate

type Validator interface {
	// Normalize the service user name.
	// For example, on Twitter, "@username" becomes "username" or "Gabriel"
	// becomes "gabriel".
	NormalizeName(name string) string

	// ValidateName validates the service user name.
	ValidateName(name string) error

	// NormalizeURL normalizes an url string.
	NormalizeURL(name string, urs string) (string, error)

	// ValidateURL validates the URL string.
	ValidateURL(name string, urs string) error
}