package main import ( "os" "github.com/bradleyjkemp/memmap" ) type node struct { value int left *node right *node } func main() { tree := &node{ 5, &node{3, &node{1, nil, nil}, &node{2, nil, nil}}, &node{7, &node{6, nil, nil}, &node{8, nil, nil}}, } memmap.Map(os.Stdout, &tree) }