public ATrineQuery(ATrineQueryProvider queryProvider, Expression queyExpression)
{
if (queyExpression == null)
{
throw new ArgumentNullException(nameof(queyExpression));
}
if (!typeof(IQueryable <T>).IsAssignableFrom(queyExpression.Type))
{
throw new ArgumentOutOfRangeException(nameof(queyExpression));
}
provider = queryProvider ?? throw new ArgumentNullException(nameof(queryProvider));
expression = queyExpression;
}
public ATrineQuery(ATrineQueryProvider queryProvider)
{
provider = queryProvider ?? throw new ArgumentNullException(nameof(queryProvider));
expression = Expression.Default(typeof(ATrineQuery <T>));
}