public SqlNumberNode Apply(SqlNumberNode left, SqlNumberNode right)
{
if (left.IsNumeric || right.IsNumeric)
{
return(ApplyNumeric(left.AsNumeric(), right.AsNumeric()));
}
if (left.IsBigint || right.IsBigint)
{
return(ApplyBigint(left.AsBigInt(), right.AsBigInt()));
}
return(ApplyInt(left, right));
}
private SqlNumberNode ApplyNumeric(SqlNumberNode left, SqlNumberNode right)
{
switch (Operator)
{
case "+": return(new SqlNumberNode(left.Numeric + right.Numeric));
case "-": return(new SqlNumberNode(left.Numeric - right.Numeric));
case "*": return(new SqlNumberNode(left.Numeric * right.Numeric));
case "/": return(new SqlNumberNode(left.Numeric / right.Numeric));
case "%": return(new SqlNumberNode(left.Numeric % right.Numeric));
}
throw new Exception($"Cannot apply operator {Operator} to operands of type numeric");
}
private SqlNumberNode ApplyInt(SqlNumberNode left, SqlNumberNode right)
{
switch (Operator)
{
case "+": return(new SqlNumberNode(left.Int + right.Int));
case "-": return(new SqlNumberNode(left.Int - right.Int));
case "*": return(new SqlNumberNode(left.Int * right.Int));
case "/": return(new SqlNumberNode(left.Int / right.Int));
case "%": return(new SqlNumberNode(left.Int % right.Int));
case "&": return(new SqlNumberNode(left.Int & right.Int));
case "^": return(new SqlNumberNode(left.Int ^ right.Int));
case "|": return(new SqlNumberNode(left.Int | right.Int));
}
throw new Exception($"Cannot apply operator {Operator} to operands of type int");
}