public ISqlFragment CompareTo(BinarySide right, string op)
{
if (Constant != null)
{
return(right.CompareTo(this, WhereClauseParser.OppositeOperators[op]));
}
if (Comparable != null && right.Constant != null)
{
return(Comparable.CreateComparison(op, right.Constant, MemberExpression));
}
if (Field == null)
{
throw new BadLinqExpressionException("Unsupported binary value expression in a Where() clause");
}
if (right.Constant != null)
{
return(Field.CreateComparison(op, right.Constant, MemberExpression));
}
if (right.Field != null)
{
return(new ComparisonFilter(Field, right.Field, op));
}
throw new BadLinqExpressionException("Unsupported binary value expression in a Where() clause");
}
public ISqlFragment BuildWhereFragment(BinaryExpression node, string op)
{
_left = analyze(node.Left);
_right = analyze(node.Right);
return(_left.CompareTo(_right, op));
}