// Dot notation
public override ASTNode VisitIdDot(CLUBSParser.IdDotContext context)
{
SourcePosition sourcePosition = new SourcePosition(context.start);
DotReferenceNode node = new DotReferenceNode(sourcePosition);
node.Parent = Visit(context.parent) as ReferenceNode;
node.Member = Visit(context.member) as ReferenceNode;
return(node);
}
// Dot notation reference
public override TypeNode Visit(DotReferenceNode node, object obj)
{
node.Parent.Type = Visit(node.Parent);
node.Member.Type = Visit(node.Member);
node.Type = node.Member.Type; // Assign the type of the member to the DotReferenceNode
// If DotReferenceNode is CountNode, parent must be of type Int
if (node.Member is CountNode)
{
if (node.Parent.Type != StandardTypes.Set) // Log error
{
ErrorLogger.LogError(new ExpectedTypeError(node.Member, StandardTypes.Set, node.Parent.SourcePosition));
return(new ErrorTypeNode(node.Parent.SourcePosition));
}
}
return(node.Type);
}
public abstract T Visit(DotReferenceNode node, object obj);
// Dot notation reference
public override string Visit(DotReferenceNode node, object obj)
{
return($"{Visit(node.Parent)}.{Visit(node.Member)}");
}