// Card value expression
public override ASTNode VisitCardValueExpr(CLUBSParser.CardValueExprContext context)
{
CardValueExpressionNode node = new CardValueExpressionNode(new SourcePosition(context.start));
node.Parent = Visit(context.parent) as ReferenceNode;
node.Child = Visit(context.child) as ReferenceNode;
return(node);
}
// Card value expression
public override string Visit(CardValueExpressionNode node, object obj)
{
StringBuilder builder = new StringBuilder();
IdentifierNode cardId = obj as IdentifierNode;
builder.Append($"{cardId};\n");
builder.Append($"{cardId}.CardValues.Add({Visit(node.Child)});\n");
return(builder.ToString());
}
// Card value expression
public override TypeNode Visit(CardValueExpressionNode node, object obj)
{
TypeNode parentType = Visit(node.Parent);
TypeNode childType = Visit(node.Child);
TypeNode CardValueSetType = StandardTypes.GetSetType(StandardTypes.CardValue);
// If parent type is not Set OF CardValue, log error
if (parentType != CardValueSetType)
{
ErrorLogger.LogError(new ExpectedTypeError(CardValueSetType, node.Parent.SourcePosition));
return(new ErrorTypeNode(node.SourcePosition));
}
// If parent type is not CardValue, log error
if (childType != StandardTypes.CardValue)
{
ErrorLogger.LogError(new ExpectedTypeError(StandardTypes.CardValue, node.Child.SourcePosition));
return(new ErrorTypeNode(node.SourcePosition));
}
return(new CardTypeNode(node.SourcePosition));
}
public abstract T Visit(CardValueExpressionNode node, object obj);