Revisit grid routes export

x/grid/keeper/genesis.go

@@ -17,6 +17,19 @@ func InitGenesis(ctx sdk.Context, k Keeper, data types.GenesisState) {
 	}
 }
 
+// TODO fix empty case
+//"grid" : {
+//	"routes" : [{
+//		"destination" : "",
+//		"value" : [],
+//		"source" : "",
+//		"name" : ""
+//	}],
+//	"params" : {
+//		"max_routes" : 16
+//	}
+//}
+
 func ExportGenesis(ctx sdk.Context, k Keeper) *types.GenesisState {
 	params := k.GetParams(ctx)
 	routes := k.GetAllRoutes(ctx)

x/grid/keeper/keeper.go

@@ -2,7 +2,6 @@ package keeper
 
 import (
 	"fmt"
-
 	storetypes "github.com/cosmos/cosmos-sdk/store/types"
 
 	"github.com/cometbft/cometbft/libs/log"
@@ -270,7 +269,11 @@ func (k Keeper) IterateAllRoutes(ctx sdk.Context, cb func(route types.Route) (st
 	defer iterator.Close()
 
 	for ; iterator.Valid(); iterator.Next() {
-		route := types.MustUnmarshalRoute(k.cdc, iterator.Value())
+		route, err := types.UnmarshalRoute(k.cdc, iterator.Value())
+		if err != nil {
+			// TODO revisit this error handling
+			continue
+		}
 		if cb(route) {
 			break
 		}