cosmos-sdk/x/feegrant/simulation/decoder.go
atheeshp cc10614146
refactor: x/feegrant to stand alone (#14649)
Co-authored-by: Amaury <1293565+amaurym@users.noreply.github.com>
Co-authored-by: Likhita Polavarapu <78951027+likhita-809@users.noreply.github.com>
2023-01-25 16:39:54 +00:00

27 lines
712 B
Go

package simulation
import (
"bytes"
"fmt"
"cosmossdk.io/x/feegrant"
"github.com/cosmos/cosmos-sdk/codec"
"github.com/cosmos/cosmos-sdk/types/kv"
)
// NewDecodeStore returns a decoder function closure that unmarshals the KVPair's
// Value to the corresponding feegrant type.
func NewDecodeStore(cdc codec.Codec) func(kvA, kvB kv.Pair) string {
return func(kvA, kvB kv.Pair) string {
switch {
case bytes.Equal(kvA.Key[:1], feegrant.FeeAllowanceKeyPrefix):
var grantA, grantB feegrant.Grant
cdc.MustUnmarshal(kvA.Value, &grantA)
cdc.MustUnmarshal(kvB.Value, &grantB)
return fmt.Sprintf("%v\n%v", grantA, grantB)
default:
panic(fmt.Sprintf("invalid feegrant key %X", kvA.Key))
}
}
}