void Replace(ref ProgObj obj)
{
if (obj is NameObj named)
{
var found = Find(named.Name);
obj = found ?? throw new CompilationError(ErrorType.ObjectIsNotDefined);
}
else
{
obj.Accept(this);
}
}
public Variable(Variable other)
{
Name = other.Name;
Type = other.Type;
}
public Evaluation(ProgObj expr)
{
Expr = expr;
}
public Assignment(ProgObj left, ProgObj right)
{
Left = left;
Right = right;
}
public Parameter(Parameter other)
{
Name = other.Name;
Type = other.Type;
}
public Parameter(int index, TypeObj type)
{
Name = ((char)('a' + index)).ToString();
Type = type;
}
