54 lines
1.0 KiB
Go
54 lines
1.0 KiB
Go
package params
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import (
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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/params/space"
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)
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// Keeper of the global paramstore
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type Keeper struct {
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cdc *codec.Codec
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key sdk.StoreKey
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tkey sdk.StoreKey
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spaces map[string]*Space
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}
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// NewKeeper construct a params keeper
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func NewKeeper(cdc *codec.Codec, key *sdk.KVStoreKey, tkey *sdk.TransientStoreKey) (k Keeper) {
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k = Keeper{
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cdc: cdc,
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key: key,
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tkey: tkey,
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spaces: make(map[string]*Space),
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}
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return k
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}
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// Allocate substore used for keepers
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func (k Keeper) Subspace(space string) Space {
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_, ok := k.spaces[space]
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if ok {
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panic("subspace already occupied")
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}
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return k.UnsafeSubspace(space)
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}
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// Get substore without checking existing allocation
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func (k Keeper) UnsafeSubspace(spacename string) Space {
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if spacename == "" {
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panic("cannot use empty string for subspace")
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}
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space := space.NewSpace(k.cdc, k.key, k.tkey, spacename)
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k.spaces[spacename] = &space
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return space
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}
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