fix(core/gas): Add consumed API for GasMeter (#21443)

core/gas/service.go

@@ -38,6 +38,7 @@ type Meter interface {
 	Consume(amount Gas, descriptor string) error
 	Refund(amount Gas, descriptor string) error
 	Remaining() Gas
+	Consumed() Gas
 	Limit() Gas
 }
 

core/testing/gas/service_mocks.go

@@ -100,6 +100,20 @@ func (mr *MockMeterMockRecorder) Consume(amount, descriptor interface{}) *gomock
 	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Consume", reflect.TypeOf((*MockMeter)(nil).Consume), amount, descriptor)
 }
 
+// Consumed mocks base method.
+func (m *MockMeter) Consumed() gas.Gas {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Consumed")
+	ret0, _ := ret[0].(gas.Gas)
+	return ret0
+}
+
+// Consumed indicates an expected call of Consumed.
+func (mr *MockMeterMockRecorder) Consumed() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Consumed", reflect.TypeOf((*MockMeter)(nil).Consumed))
+}
+
 // Limit mocks base method.
 func (m *MockMeter) Limit() gas.Gas {
 	m.ctrl.T.Helper()

runtime/gas.go

@@ -36,6 +36,10 @@ func (cgm CoreGasmeter) Consume(amount gas.Gas, descriptor string) error {
 	return nil
 }
 
+func (cgm CoreGasmeter) Consumed() gas.Gas {
+	return cgm.gm.GasConsumed()
+}
+
 func (cgm CoreGasmeter) Refund(amount gas.Gas, descriptor string) error {
 	cgm.gm.RefundGas(amount, descriptor)
 	return nil
@@ -55,14 +59,14 @@ type SDKGasMeter struct {
 }
 
 func (gm SDKGasMeter) GasConsumed() storetypes.Gas {
-	return gm.gm.Remaining()
+	return gm.gm.Consumed()
 }
 
 func (gm SDKGasMeter) GasConsumedToLimit() storetypes.Gas {
 	if gm.IsPastLimit() {
 		return gm.gm.Limit()
 	}
-	return gm.gm.Remaining()
+	return gm.gm.Consumed()
 }
 
 func (gm SDKGasMeter) GasRemaining() storetypes.Gas {