context.go
func TitleFromContext(ctx context.Context) string {
	id, ok := ctx.Value(TraceIDKey).(string)
	if !ok {
		return ""
	}
	return id
}
func TitleFromContext(ctx context.Context) string {
	id, ok := ctx.Value(TraceIDKey).(string)
	if !ok {
		return ""
	}
	return id
}
func TitleFromContext ( ctx context . Context ) string { id , ok := ctx . Value ( TraceIDKey ) . ( string ) if ! ok { return " " } return id }
// TitleFromContext is a convenience function that returns the Trace's title from a context
// or an empty string if none exists
TitleFromContext is a convenience function that returns the Trace s title from a context or an empty string if none exists