split program source file

pkg/shreder/versioned.go

@@ -0,0 +1,62 @@
+package shreder
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/gagliardetto/solana-go"
+)
+
+type AccountNotFoundError struct {
+	Index int
+	Len   int
+}
+
+func NewAccountNotFoundError(i, l int) error {
+	return &AccountNotFoundError{i, l}
+}
+
+func (e AccountNotFoundError) Error() string {
+	return fmt.Sprintf("account index %d out of range, len=%d", e.Index, e.Len)
+}
+
+type Instructions struct {
+	ProgramIDIndex uint8
+	Accounts       []uint8
+	Data           []byte
+}
+
+type AddressTableLookup struct {
+	AccountKey      solana.PublicKey
+	WritableIndexes []uint8
+	ReadonlyIndexes []uint8
+}
+
+type VersionedTransaction struct {
+	Signatures []solana.Signature
+
+	StaticAccountKeys   []solana.PublicKey
+	Instructions        []Instructions
+	AddressTableLookups []AddressTableLookup
+
+	Block uint64
+	Time  time.Time
+}
+
+func (vt VersionedTransaction) GetSignature() string {
+	if len(vt.Signatures) == 0 {
+		return ""
+	}
+	return vt.Signatures[0].String()
+}
+
+func (vtp *VersionedTransaction) FillAccount(account solana.PublicKey) {
+	vtp.StaticAccountKeys = append(vtp.StaticAccountKeys, account)
+}
+
+func (vt VersionedTransaction) GetAccount(idx int) (solana.PublicKey, error) {
+	if idx < len(vt.StaticAccountKeys) {
+		return vt.StaticAccountKeys[idx], nil
+	}
+	return solana.PublicKey{}, NewAccountNotFoundError(idx, len(vt.StaticAccountKeys))
+}