package keeper import ( "fmt" sdk "github.com/cosmos/cosmos-sdk/types" "github.com/tharsis/ethermint/x/auction/types" ) // RegisterInvariants registers all auction module invariants. func RegisterInvariants(ir sdk.InvariantRegistry, k Keeper) { ir.RegisterRoute(types.ModuleName, "module-account", ModuleAccountInvariant(k)) } // ModuleAccountInvariant checks that the 'auction' module account balance is non-negative. func ModuleAccountInvariant(k Keeper) sdk.Invariant { return func(ctx sdk.Context) (string, bool) { moduleAddress := k.accountKeeper.GetModuleAddress(types.ModuleName) if k.bankKeeper.GetAllBalances(ctx, moduleAddress).IsAnyNegative() { return sdk.FormatInvariant( types.ModuleName, "module-account", fmt.Sprintf("Module account '%s' has negative balance.", types.ModuleName)), true } return "", false } } // AllInvariants runs all invariants of the auctions module. func AllInvariants(k Keeper) sdk.Invariant { return func(ctx sdk.Context) (string, bool) { return ModuleAccountInvariant(k)(ctx) } }