source: src/examples/avltree/avl1.c @ 01b8088d

#include "avl.h"
// #include "cwrap.h"

extern "C" {
  void * malloc(long int);
}

forall(otype K | Comparable(K), otype V)
void ?{}(tree(K, V) *t, K key, V value){
  (&t->key) { key };
  (&t->value) { value };
  t->parent = NULL;
  t->left = NULL;
  t->right = NULL;
  t->balance = 0;
}

forall(otype K | Comparable(K), otype V)
void ^?{}(tree(K, V) * t){
  delete(t->left);
  delete(t->right);
  ^(&t->key){};
  ^(&t->value){};
}

forall(otype K | Comparable(K), otype V)
tree(K, V) * create(K key, V value) {
  // infinite loop trying to resolve ... t = malloc();
  tree(K, V) * t = malloc(sizeof(tree(K,V)));
  t { key, value };
  return t;
}

// // Helper function to print trees
// forall(otype K | Comparable(K), otype V)
// void printTree(tree * t, int level){
//   if (empty(t)){
//     return;
//   }

//   printTree(t->left, level+1);
//   printf("key: %d, value: %s, level: %d\n", t->key, t->value, level);
//   printTree(t->right, level+1);
// }

// // inorder traversal of t
// // prints each key, followed by the value
// forall(otype K | Comparable(K), otype V)
// void printTree(tree(K, V) * t){
//     printTree(t, 0);
// }