upstream

var (
	// ErrHostnameRequired is returned if the given hostName to New is not given.
	ErrHostnameRequired = errors.New("hostName is required")

	// ErrHostnameMustNotContainScheme is returned if the given hostName to New contained a scheme.
	ErrHostnameMustNotContainScheme = errors.New("hostName must not contain scheme")

	// ErrHostnameNotValid is returned if the given hostName to New is not valid.
	ErrHostnameNotValid = errors.New("hostName is not valid")

	// ErrHostnameMustNotContainPath is returned if the given hostName to New contained a path.
	ErrHostnameMustNotContainPath = errors.New("hostName must not contain a path")

	// ErrNotFound is returned if the nar or narinfo were not found.
	ErrNotFound = errors.New("not found")

	// ErrUnexpectedHTTPStatusCode is returned if the response has an unexpected status code.
	ErrUnexpectedHTTPStatusCode = errors.New("unexpected HTTP status code")

	// ErrSignatureValidationFailed is returned if the signature validation of the narinfo has failed.
	ErrSignatureValidationFailed = errors.New("signature validation has failed")
)