28 lines
665 B
Go
28 lines
665 B
Go
package keeper
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import (
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sdk "github.com/cosmos/cosmos-sdk/types"
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"github.com/CosmWasm/wasmd/x/wasm/types"
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)
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// Migrator is a struct for handling in-place store migrations.
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type Migrator struct {
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keeper *Keeper
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}
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// NewMigrator returns a new Migrator.
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func NewMigrator(keeper *Keeper) Migrator {
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return Migrator{keeper: keeper}
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}
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var keyLastInstanceID = append(types.SequenceKeyPrefix, []byte("lastContractId")...)
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// Migrate1to2 migrates from version 1 to 2.
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// Remove the unused sequence for address generation
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func (m Migrator) Migrate1to2(ctx sdk.Context) error {
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store := ctx.KVStore(m.keeper.storeKey)
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store.Delete(keyLastInstanceID)
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return nil
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}
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