35 lines
1.1 KiB
Go
35 lines
1.1 KiB
Go
package simulation
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import (
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"bytes"
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"fmt"
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tmkv "github.com/tendermint/tendermint/libs/kv"
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"github.com/cosmos/cosmos-sdk/codec"
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/cosmos/cosmos-sdk/x/capability/types"
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)
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// NewDecodeStore returns a decoder function closure that unmarshals the KVPair's
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// Value to the corresponding capaility type.
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func NewDecodeStore(cdc codec.Marshaler) func(kvA, kvB tmkv.Pair) string {
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return func(kvA, kvB tmkv.Pair) string {
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switch {
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case bytes.Equal(kvA.Key, types.KeyIndex):
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idxA := sdk.BigEndianToUint64(kvA.Value)
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idxB := sdk.BigEndianToUint64(kvB.Value)
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return fmt.Sprintf("Index A: %d\nIndex B: %d\n", idxA, idxB)
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case bytes.HasPrefix(kvA.Key, types.KeyPrefixIndexCapability):
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var capOwnersA, capOwnersB types.CapabilityOwners
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cdc.MustUnmarshalBinaryBare(kvA.Value, &capOwnersA)
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cdc.MustUnmarshalBinaryBare(kvB.Value, &capOwnersB)
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return fmt.Sprintf("CapabilityOwners A: %v\nCapabilityOwners B: %v\n", capOwnersA, capOwnersB)
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default:
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panic(fmt.Sprintf("invalid %s key prefix %X (%s)", types.ModuleName, kvA.Key, string(kvA.Key)))
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}
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}
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}
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