Reformat and contract improvments.

Author: Oren (electricessence)

IChild.cs

@@ -8,9 +8,9 @@ public interface IChild
 	}
 
 	public interface IChild<out TParent> : IChild
-    {
+	{
 		new TParent Parent { get; }
-    }
+	}
 
 	public static class ChildExtensions
 	{

IHaveRoot.cs

@@ -6,7 +6,7 @@ public interface IHaveRoot
 	}
 
 	public interface IHaveRoot<out TRoot> : IHaveRoot
-    {
+	{
 		new TRoot Root { get; }
-    }
+	}
 }

INode.cs

@@ -5,6 +5,6 @@ namespace Open.Hierarchy
 	public interface INode<TNode> : ICollection<TNode>, IChild<TNode>, IParent<TNode>, IHaveRoot<TNode>
 		where TNode : INode<TNode>
 	{
-    }
-	
+	}
+
 }

Node.cs

@@ -143,7 +143,7 @@ public void TeardownChildren()
 		public void Recycle(Factory factory)
 		{
 			if (factory == null)
-				throw new ArgumentNullException("factory");
+				throw new ArgumentNullException(nameof(factory));
 
 			Value = default(T);
 			Detatch(); // If no parent then this does nothing...
@@ -153,7 +153,7 @@ public void Recycle(Factory factory)
 		public void RecycleChildren(Factory factory)
 		{
 			if (factory == null)
-				throw new ArgumentNullException("factory");
+				throw new ArgumentNullException(nameof(factory));
 
 			foreach (var c in _children)
 			{

Open.Hierarchy.csproj

@@ -26,7 +26,7 @@ Part of the "Open" set of libraries.</Description>
 
   <ItemGroup>
     <PackageReference Include="Open.Disposable" Version="1.1.0" />
-    <PackageReference Include="Open.Disposable.ObjectPools" Version="1.3.0" />
+    <PackageReference Include="Open.Disposable.ObjectPools" Version="2.0.0" />
     <PackageReference Include="Open.Numeric" Version="1.1.0" />
   </ItemGroup>
 

TraversalMode.cs

@@ -1,8 +1,8 @@
 namespace Open.Hierarchy
 {
 	public enum TraversalMode
-    {
+	{
 		DepthFirst,
 		BreadthFirst
-    }
+	}
 }