go-constants.go

go-constants.go

const (
	Unknown nodeType = iota
	Sync
	Async
	Fanout
)

func getNodeType(node Node) nodeType {
	if _, isSync := node.(SyncNode); isSync {
		return Sync
	}

	if _, isAsync := node.(AsyncNode); isAsync {
		return Async
	}

	if _, isFanout := node.(FanoutNode); isFanout {
		return Fanout
	}

	return Unknown
}
/*
const – Declares a group of constants.

iota – Automatically increments values starting from 0 within the const block.

Unknown nodeType = iota – Assigns 0 to Unknown, and nodeType is the type for these constants.

Sync – Becomes 1, as iota increments.

Async – Becomes 2.

Fanout – Becomes 3.

*/