laconicd-deprecated/x/bond/keeper/invariants.go

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package keeper
import (
"fmt"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/tharsis/ethermint/x/bond/types"
)
// RegisterInvariants registers all bond invariants
func RegisterInvariants(ir sdk.InvariantRegistry, k Keeper) {
ir.RegisterRoute(types.ModuleName, "module-account", ModuleAccountInvariant(k))
}
// ModuleAccountInvariant checks that the 'bond' 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)
balances := k.bankKeeper.GetAllBalances(ctx, moduleAddress)
for _, balance := range balances {
if balance.IsNegative() {
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 bonds module.
func AllInvariants(k Keeper) sdk.Invariant {
return func(ctx sdk.Context) (string, bool) {
return ModuleAccountInvariant(k)(ctx)
}
}