public static IEnumerable <T> Cache <T>(this IEnumerable <T> self)
{
using (InstanceScope <List <T> > .Create(() => new List <T>(), out var items))
{
try
{
items.AddRange(self);
foreach (var item in items)
{
yield return(item);
}
}
finally
{
items.Clear();
}
}
}
public static IEnumerable <T> GetComponentsInParentEnumerable <T>(this GameObject self, bool includeInactive = false)
where T : class
{
using (InstanceScope <List <T> > .Create(() => new List <T>(), out var components))
{
try
{
self.GetComponentsInParent(includeInactive, components);
foreach (var component in components)
{
yield return(component);
}
}
finally
{
components.Clear();
}
}
}
public static IEnumerable <T> GetComponentsEnumerable <T>(this GameObject self)
where T : class
{
using (InstanceScope <List <T> > .Create(() => new List <T>(), out var components))
{
try
{
self.GetComponents(components);
foreach (var component in components)
{
yield return(component);
}
}
finally
{
components.Clear();
}
}
}
public static IEnumerable <GameObject> GetRootGameObjectsEnumerable(this Scene self)
{
if (self.rootCount < 1)
{
yield break;
}
using (InstanceScope <List <GameObject> > .Create(() => new List <GameObject>(), out var gameObjects))
{
try
{
self.GetRootGameObjects(gameObjects);
foreach (var gameObject in gameObjects)
{
yield return(gameObject);
}
}
finally
{
gameObjects.Clear();
}
}
}