core

type CallFactoryReturns[T any] interface {
	Returns(*T) Caller
}

type CallFactoryReturnsRAW[T any] interface {
	ReturnsRAW(*T) Caller
}

type Caller interface {
	RequestCreator
	ResponseHandler
}

type Func interface {

	// EncodeArgs ABI-encodes the given args and prepends the Func's 4-byte
	// selector.
	EncodeArgs(args ...any) (input []byte, err error)

	// DecodeArgs ABI-decodes the given input to the given args.
	DecodeArgs(input []byte, args ...any) (err error)

	// DecodeReturns ABI-decodes the given output to the given returns.
	DecodeReturns(output []byte, returns ...any) (err error)
}

type RequestCreator interface {
	CreateRequest() (elem rpc.BatchElem, err error)
}

type ResponseHandler interface {
	HandleResponse(elem rpc.BatchElem) (err error)
}