EmitChannelUpgradeAckEvent emits a channel upgrade ack event.

EmitChannelUpgradeCancelEvent emits an upgraded cancelled event.

EmitChannelUpgradeConfirmEvent emits a channel upgrade confirm event.

EmitChannelUpgradeInitEvent emits a channel upgrade init event.

EmitChannelUpgradeOpenEvent emits a channel upgrade open event.

EmitChannelUpgradeTimeoutEvent emits an upgrade timeout event.

EmitChannelUpgradeTryEvent emits a channel upgrade try event.

EmitErrorReceiptEvent emits an error receipt event.

NewKeeper creates a new IBC channel Keeper instance.

NewMigrator returns a new Migrator.

Keeper defines the IBC channel keeper.

Migrator is a struct for handling in-place store migrations.