public Value Get(Types.Symbol key)
{
Environment e = Find(key);
if (e == null)
{
throw new RuntimeException(
"'" + key.GetName() + "' not found");
}
else
{
return(e._data[key.GetName()]);
}
}
public Environment Find(Types.Symbol key)
{
if (_data.ContainsKey(key.GetName()))
{
return(this);
}
else if (_outer != null)
{
return(_outer.Find(key));
}
else
{
return(null);
}
}
public Environment Set(Types.Symbol key, Value value)
{
_data[key.GetName()] = value;
return(this);
}