# Constants
DefaultMaxMessages is the default capacity for a route with a capacity defined.
# Variables
ErrRouteCapacityReached indicates that route's capacity has been reached.
ErrRouteClosed indicates that a route was closed while reading/writing.
ErrTimeout signifies that one of the router functions had a timeout.
# Type aliases
OnRouteCapacityReachedHandler is a function that is to be called when one of the routes reaches capacity.