update comments

x/incentives/keeper/gauge.go

@@ -121,8 +121,8 @@ func (k Keeper) SetGaugeWithRefKey(ctx sdk.Context, gauge *types.Gauge) error {
 // policy created by a group data structure. It is expected to be created via CreateGroup keeper method.
 // For this gauge, the pool id must be 0. Fails if not.
 //
-// For all gauges, errors if:
-// - numEpochsPaidOver is 0
+// Retruns error if:
+// - attempts to create non-perpetual gauge with numEpochsPaidOver of 0
 //
 // On success, returns the gauge ID.
 func (k Keeper) CreateGauge(ctx sdk.Context, isPerpetual bool, owner sdk.AccAddress, coins sdk.Coins, distrTo lockuptypes.QueryCondition, startTime time.Time, numEpochsPaidOver uint64, poolId uint64) (uint64, error) {
@@ -238,11 +238,10 @@ func (k Keeper) CreateGauge(ctx sdk.Context, isPerpetual bool, owner sdk.AccAddr
 // Note, that implies that only perpetual pool gauges can be associated with the Group.
 // For Group's own distribution policy, a 1:1 group Gauge is created. This is the Gauge that receives incentives at the end of an epoch
 // in the pool incentives as defined by the DistrRecord. The Group's Gauge can either be perpetual or non-perpetual.
-// If numEpochPaidOver is 1, then the Group's Gauge is perpetual. Otherwise, it is non-perpetual.
+// If numEpochPaidOver is 0, then the Group's Gauge is perpetual. Otherwise, it is non-perpetual.
 // Returns nil on success.
 // Returns error if:
 // - given pool IDs slice is empty or has 1 pool only
-// - numEpochPaidOver is 0
 // - fails to initialize gauge information for every pool ID
 // - fails to send coins from owner to the incentives module for the Group's Gauge
 // - fails to set the Group's Gauge to state