validator

type Validator interface {
	// Validate takes a list of arbitrary objects and returns a slice of results,
	// one for each object validated.
	Validate(...interface{}) []errors.ManifestResult
	// WithValidators returns a Validator appended to a variable number of
	// Validator's.
	WithValidators(...Validator) Validators
}

type ValidatorFunc func(...interface{}) []errors.ManifestResult

type Validators []Validator