public static List <T> AsTempList <T>(this IEnumerable <T> collection)
{
var list = TemporaryPool.EmptyList <T>();
foreach (var item in collection)
{
list.Add(item);
}
return(list);
}
public static List <T> AsTempList <T>(this IEnumerable <T> collection)
{
var list = TemporaryPool.EmptyList <T>();
if (collection != null)
{
list.AddRange(collection);
}
return(list);
}
public static T[] Merge <T>(IEnumerable <T> collection1, IEnumerable <T> collection2)
{
var list = TemporaryPool.EmptyList <T>();
if (collection1 != null)
{
list.AddRange(collection1);
}
if (collection2 != null)
{
list.AddRange(collection2);
}
return(list.ToArray());
}
public static T[] Merge <T>(params IEnumerable <T>[] collections)
{
if (collections == null)
{
return(TemporaryPool.EmptyArray <T>());
}
var list = TemporaryPool.EmptyList <T>();
for (var i = 0; i < collections.Length; ++i)
{
var col = collections[i];
if (col == null)
{
continue;
}
list.AddRange(col);
}
return(list.ToArray());
}