/// <summary>
/// Sort the element of a queryable sequence by a given sort expression.
/// </summary>
/// <typeparam name="T">Type of items in sequence.</typeparam>
/// <param name="source">Sequence to be sorted.</param>
/// <param name="sortExpression">A SQL-like sort expression with comma separated property names (and optional direction specifiers) (e.g. "Age DESC, Name")</param>
/// <returns>A queryable object that can enumerate the elements in the input sequence ordered according to the given sort expression.</returns>
/// <exception cref="System.ArgumentNullException"><paramref name="source"/> is null or <paramref name="sortExpression"/> is null</exception>
/// <exception cref="ParserException">If <paramref name="sortExpression"/> is an invalid sort expression.</exception>
public static IOrderedQueryable OrderBy(this IQueryable source, String sortExpression)
{
return(ComparerBuilder.OrderBy(source.ElementType, source, sortExpression));
}
/// <summary>
/// Sort the element of a queryable sequence by a given sort expression.
/// </summary>
/// <typeparam name="T">Type of items in sequence.</typeparam>
/// <param name="source">Sequence to be sorted.</param>
/// <param name="sortExpression">A SQL-like sort expression with comma separated property names (and optional direction specifiers) (e.g. "Age DESC, Name")</param>
/// <returns>A queryable object that can enumerate the elements in the input sequence ordered according to the given sort expression.</returns>
/// <exception cref="System.ArgumentNullException"><paramref name="source"/> is null or <paramref name="sortExpression"/> is null</exception>
/// <exception cref="ParserException">If <paramref name="sortExpression"/> is an invalid sort expression.</exception>
public static IOrderedQueryable <T> OrderBy <T>(this IQueryable <T> source, String sortExpression)
{
return(ComparerBuilder <T> .OrderBy(source, sortExpression));
}