add luckperms plugin

LuckPerms.Torch/Extensions/IteratorExtensions.cs

@@ -0,0 +1,53 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using java.util;
+
+namespace LuckPerms.Torch.Extensions;
+
+public static class IteratorExtensions
+{
+    public static IteratorEnumerator<object> GetEnumerator(this Iterator iterator) => new(iterator);
+    
+    public static IteratorEnumerable<T> AsEnumerable<T>(this Iterator iterator) => new(iterator);
+
+    public struct IteratorEnumerator<T>(Iterator iterator) : IEnumerator<T>
+    {
+        public bool MoveNext()
+        {
+            if (iterator.hasNext())
+            {
+                Current = iterator.next() is T ? (T)iterator.next() : default;
+                return true;
+            }
+
+            Current = default;
+            return false;
+        }
+
+        public void Reset()
+        {
+            throw new NotSupportedException();
+        }
+
+        object? IEnumerator.Current => Current;
+
+        public T? Current { get; private set; }
+
+        public void Dispose()
+        {
+        }
+    }
+    
+    public struct IteratorEnumerable<T>(Iterator iterator) : IEnumerable<T>
+    {
+        public IteratorEnumerator<T> GetEnumerator() => new(iterator);
+
+        IEnumerator<T> IEnumerable<T>.GetEnumerator()
+        {
+            return GetEnumerator();
+        }
+
+        IEnumerator IEnumerable.GetEnumerator() => null!;
+    }
+}