public void Visit(NeqExpr neqExpr, object[] args)
{
neqExpr.FirstOp.Accept(this);
neqExpr.SecondOp.Accept(this);
RightValue v1 = readRightValue(neqExpr.FirstOp);
RightValue v2 = readRightValue(neqExpr.SecondOp);
DataType resultType = readAlgoOperand(v1, v2, neqExpr.Location);
BoolConst result = new BoolConst();
if (resultType == DataType.Int)
{
result.Value = Convert.ToInt32(v1.GetValueObject()) != Convert.ToInt32(v2.GetValueObject());
}
else if (resultType == DataType.Float)
{
kernel.IssueWarning(new Error(ErrorType.EqualOnFloat, neqExpr.Location));
result.Value = Convert.ToDouble(v1.GetValueObject()) != Convert.ToDouble(v2.GetValueObject());
}
else
{
throw new Exception();
}
neqExpr.RightValue = result;
}
public override BaseLogicalExpression ToExpression()
{
BaseLogicalExpression expr = null;
// Check if we need to change value type
object parsedValue = Value;
if (int.TryParse((string)parsedValue, out int intValue))
{
parsedValue = intValue;
}
else
{
// Strip single quotes from value
parsedValue = Value.Replace("'", "");
}
switch (RelationalOperator)
{
case RelationalOperator.EQUAL:
expr = new EqExpr(SimpleAttribute.value, parsedValue);
break;
case RelationalOperator.NOT_EQUAL:
expr = new NeqExpr(SimpleAttribute.value, parsedValue);
break;
case RelationalOperator.GREATER_EQUAL:
expr = new GteExpr(SimpleAttribute.value, parsedValue);
break;
case RelationalOperator.LESS_EQUAL:
expr = new LteExpr(SimpleAttribute.value, parsedValue);
break;
case RelationalOperator.GREATER:
expr = new GtExpr(SimpleAttribute.value, parsedValue);
break;
case RelationalOperator.LESS:
expr = new LtExpr(SimpleAttribute.value, parsedValue);
break;
case RelationalOperator.LIKE:
case RelationalOperator.IS:
throw new NotSupportedException("Operation not supported");
}
return(expr);
}
