package cluster

// Strategy for partition to consumer assignement
type Strategy string

const (
	// StrategyRange is the default and assigns partition ranges to consumers.
	// Example with six partitions and two consumers:
	//   C1: [0, 1, 2]
	//   C2: [3, 4, 5]
	StrategyRange Strategy = "range"

	// StrategyRoundRobin assigns partitions by alternating over consumers.
	// Example with six partitions and two consumers:
	//   C1: [0, 2, 4]
	//   C2: [1, 3, 5]
	StrategyRoundRobin Strategy = "roundrobin"
)

// Error instances are wrappers for internal errors with a context and
// may be returned through the consumer's Errors() channel
type Error struct {
	Ctx string
	error
}