public override IExpressionNode VisitTextConcatination(QLGrammarParser.TextConcatinationContext context)
{
if (context.TERMINAL != null)
{
return(GetTerminal(context));
}
IExpressionNode left = GetTerminal(context);
IExpressionNode right = VisitTextConcatination(context.textConcatination());
return(new TextConcatinationNode(Location.FromContext(context), left, right, NodeType.TextConcatination));
}
private IExpressionNode GetTerminal(QLGrammarParser.TextConcatinationContext context)
{
Location location = Location.FromContext(context);
if (context.ID() != null)
{
return(new IdentifierNode(location, context.ID().GetText()));
}
else if (context.TEXT() != null)
{
return(new LiteralNode(location, Util.RemoveQuotes(context.TEXT().GetText()), QValueType.Text));
}
throw new NotImplementedException("We shouldn't be able to reach this line of code! Everything should be handled by the statements above");
}