public object VisitBinaryOperatorExpression(BinaryOperatorExpression binaryOperatorExpression, object data)
{
B.Expression left = ConvertExpression(binaryOperatorExpression.Left);
B.Expression right = ConvertExpression(binaryOperatorExpression.Right);
B.BinaryOperatorType op = ConvertOperator(binaryOperatorExpression.Op);
if (op == B.BinaryOperatorType.None)
{
AddError(binaryOperatorExpression, "Unknown operator.");
return(null);
}
// if (binaryOperatorExpression.Op == BinaryOperatorType.DivideInteger) {
// AddWarning(binaryOperatorExpression, "Integer division converted to normal division.");
// }
return(new B.BinaryExpression(GetLexicalInfo(binaryOperatorExpression), op, left, right));
}
public object VisitAssignmentExpression(AssignmentExpression assignmentExpression, object data)
{
B.Expression left = ConvertExpression(assignmentExpression.Left);
B.Expression right = ConvertExpression(assignmentExpression.Right);
bool isInPlace;
B.BinaryOperatorType op = ConvertOperator(assignmentExpression.Op, out isInPlace);
if (op == B.BinaryOperatorType.None)
{
AddError(assignmentExpression, "Unknown operator.");
return(null);
}
if (!isInPlace)
{
// convert L <OP>= R to L = L OP R
right = new B.BinaryExpression(GetLexicalInfo(assignmentExpression), op, left, right);
op = B.BinaryOperatorType.Assign;
}
return(new B.BinaryExpression(GetLexicalInfo(assignmentExpression), op, left, right));
}