frostfs-node/pkg/morph/event/notary.go
Pavel Karpy ffde45d164 [#807] morph/container: Add opcode check
Parsers return error if unexpected opcode
returns.

Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
2021-09-09 18:37:45 +03:00

50 lines
1.2 KiB
Go

package event
import (
"fmt"
"github.com/nspcc-dev/neo-go/pkg/network/payload"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm/opcode"
)
// NotaryType is a notary event enumeration type.
type NotaryType string
// NotaryEvent is an interface that is
// provided by Neo:Morph notary event
// structures.
type NotaryEvent interface {
ScriptHash() util.Uint160
Type() NotaryType
Params() []Op
Raw() *payload.P2PNotaryRequest
}
// Equal compares two NotaryType values and
// returns true if they are equal.
func (t NotaryType) Equal(t2 NotaryType) bool {
return string(t) == string(t2)
}
// String returns casted to string NotaryType.
func (t NotaryType) String() string {
return string(t)
}
// NotaryTypeFromBytes converts bytes slice to NotaryType.
func NotaryTypeFromBytes(data []byte) NotaryType {
return NotaryType(data)
}
// NotaryTypeFromString converts string to NotaryType.
func NotaryTypeFromString(str string) NotaryType {
return NotaryType(str)
}
// UnexpectedOpcode returns error when notary parsers
// get unexpected opcode in contract call.
func UnexpectedOpcode(method string, op opcode.Opcode) error {
return fmt.Errorf("unexpected opcode in %s call: %s", method, op)
}