#include <stdlib.h>

#include <debug.h>

#include <extern/avl/avl.h>

#include "struct.h"
#include "free.h"

void free_environment(
    struct environment* this)
{
    ENTER;
    
    if (this && !--this->refcount)
    {
        free_environment(this->fallback);
        
        avl_free_tree(this->tree);
        
        free(this);
    }
    
    EXIT;
}