public static Expression <Func <T, TKey> > BuildSelector <T, TKey>(ParameterExpression p, ExpressionCriteria criteria)
{
var property = Expression.Property(p, criteria.PropertyName);
return(Expression.Lambda <Func <T, TKey> >(property, p));
}
public static Expression <Func <T, TKey> > BuildSelector <T, TKey>(ExpressionCriteria criteria)
{
ParameterExpression p = Expression.Parameter(typeof(T), "p");
return(BuildSelector <T, TKey>(p, criteria));
}