Golang Context.Value Examples

Example #1

File: trace.go Project: matomesc/rkt

// FromContext returns the Trace bound to the context, if any.
func FromContext(ctx context.Context) (tr Trace, ok bool) {
	tr, ok = ctx.Value(contextKey).(Trace)
	return
}

Example #2

File: peer.go Project: mischief/rkt

// FromContext returns the peer information in ctx if it exists.
func FromContext(ctx context.Context) (p *Peer, ok bool) {
	p, ok = ctx.Value(peerKey{}).(*Peer)
	return
}

Example #3

File: transport.go Project: mischief/rkt

// StreamFromContext returns the stream saved in ctx.
func StreamFromContext(ctx context.Context) (s *Stream, ok bool) {
	s, ok = ctx.Value(streamKey).(*Stream)
	return
}

Example #4

File: metadata.go Project: mischief/rkt

// FromContext returns the MD in ctx if it exists.
func FromContext(ctx context.Context) (md MD, ok bool) {
	md, ok = ctx.Value(mdKey{}).(MD)
	return
}

Example #5

File: credentials.go Project: matomesc/rkt

// FromContext returns the authInfo in ctx if it exists.
func FromContext(ctx context.Context) (authInfo AuthInfo, ok bool) {
	authInfo, ok = ctx.Value(authInfoKey{}).(AuthInfo)
	return
}