public override Expression VisitUnary_expression(Unary_expressionContext context)
{
if (context.primary_expression() != null)
{
return(Visit(context.primary_expression()));
}
var expression = Visit(context.unary_expression());
if (context.type() != null)
{
var type = _parserContext.GetType(context.type().GetText());
return(Expression.Convert(expression, type));
}
var op = context.children[0].GetText();
if (op == "!" || op == "~")
{
expression = Expression.Not(expression);
}
else if (op == "+")
{
//Keep the expression
}
else if (op == "-")
{
expression = Expression.Negate(expression);
}
else
{
throw new CompilationException($"Unsupported operation. Operation={op}", context);
}
return(expression);
}
