Golang WithValue Examples

Example #1

File: trace.go Project: matomesc/rkt

// NewContext returns a copy of the parent context
// and associates it with a Trace.
func NewContext(ctx context.Context, tr Trace) context.Context {
	return context.WithValue(ctx, contextKey, tr)
}

Example #2

File: peer.go Project: mischief/rkt

// NewContext creates a new context with peer information attached.
func NewContext(ctx context.Context, p *Peer) context.Context {
	return context.WithValue(ctx, peerKey{}, p)
}

Example #3

File: transport.go Project: mischief/rkt

// newContextWithStream creates a new context from ctx and attaches stream
// to it.
func newContextWithStream(ctx context.Context, stream *Stream) context.Context {
	return context.WithValue(ctx, streamKey, stream)
}

Example #4

File: metadata.go Project: mischief/rkt

// NewContext creates a new context with md attached.
func NewContext(ctx context.Context, md MD) context.Context {
	return context.WithValue(ctx, mdKey{}, md)
}

Example #5

File: credentials.go Project: matomesc/rkt

// NewContext creates a new context with authInfo attached.
func NewContext(ctx context.Context, authInfo AuthInfo) context.Context {
	return context.WithValue(ctx, authInfoKey{}, authInfo)
}