kit/selector/peer.go

package selector

import "context"

type peerKey struct {
}
type Peer struct {
	Node
}

func NewPeerContext(ctx context.Context, node *Peer) context.Context {
	return context.WithValue(ctx, peerKey{}, node)
}
func FromPeerContext(ctx context.Context) (p *Peer, ok bool) {
	p, ok = ctx.Value(peerKey{}).(*Peer)
	return
}