0g-chain/x/community/keeper/migrations.go

package keeper

import (
	sdk "github.com/cosmos/cosmos-sdk/types"
	v2 "github.com/kava-labs/kava/x/community/migrations/v2"
)

// Migrator is a struct for handling in-place store migrations.
type Migrator struct {
	keeper Keeper
}

// NewMigrator returns a new Migrator.
func NewMigrator(keeper Keeper) Migrator {
	return Migrator{
		keeper: keeper,
	}
}

// Migrate1to2 migrates from version 1 to 2.
func (m Migrator) Migrate1to2(ctx sdk.Context) error {
	return v2.Migrate(
		ctx,
		ctx.KVStore(m.keeper.key),
		m.keeper.cdc,
	)
}