laconicd-deprecated/x/evm/simulation/decoder.go

32 lines
927 B
Go

package simulation
import (
"bytes"
"fmt"
"github.com/cerc-io/laconicd/x/evm/types"
"github.com/cosmos/cosmos-sdk/types/kv"
"github.com/ethereum/go-ethereum/common"
)
// NewDecodeStore returns a decoder function closure that unmarshals the KVPair's
// Value to the corresponding evm type.
func NewDecodeStore() func(kvA, kvB kv.Pair) string {
return func(kvA, kvB kv.Pair) string {
switch {
case bytes.Equal(kvA.Key[:1], types.KeyPrefixStorage):
storageHashA := common.BytesToHash(kvA.Value).Hex()
storageHashB := common.BytesToHash(kvB.Value).Hex()
return fmt.Sprintf("%v\n%v", storageHashA, storageHashB)
case bytes.Equal(kvA.Key[:1], types.KeyPrefixCode):
codeHashA := common.BytesToHash(kvA.Value).Hex()
codeHashB := common.BytesToHash(kvB.Value).Hex()
return fmt.Sprintf("%v\n%v", codeHashA, codeHashB)
default:
panic(fmt.Sprintf("invalid evm key prefix %X", kvA.Key[:1]))
}
}
}