package tangle import "errors" var ( // ErrFatal represents an error that is not "expected". ErrFatal = errors.New("fatal error") // ErrTransactionInvalid represents an error type that is triggered when an invalid transaction is detected. ErrTransactionInvalid = errors.New("transaction invalid") // ErrPayloadInvalid represents an error type that is triggered when an invalid payload is detected. ErrPayloadInvalid = errors.New("payload invalid") )