cosmos-sdk/x/evidence/simulation/decoder.go

33 lines
907 B
Go

package simulation
import (
"bytes"
"fmt"
tmkv "github.com/tendermint/tendermint/libs/kv"
"github.com/cosmos/cosmos-sdk/x/evidence/types"
)
// NewDecodeStore returns a decoder function closure that unmarshals the KVPair's
// Value to the corresponding evidence type.
func NewDecodeStore(cdc types.Codec) func(kvA, kvB tmkv.Pair) string {
return func(kvA, kvB tmkv.Pair) string {
switch {
case bytes.Equal(kvA.Key[:1], types.KeyPrefixEvidence):
evidenceA, err := cdc.UnmarshalEvidence(kvA.Value)
if err != nil {
panic(fmt.Sprintf("cannot unmarshal evidence: %s", err.Error()))
}
evidenceB, err := cdc.UnmarshalEvidence(kvB.Value)
if err != nil {
panic(fmt.Sprintf("cannot unmarshal evidence: %s", err.Error()))
}
return fmt.Sprintf("%v\n%v", evidenceA, evidenceB)
default:
panic(fmt.Sprintf("invalid %s key prefix %X", types.ModuleName, kvA.Key[:1]))
}
}
}