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Add HashSet #11

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bcdfbac
HashSet
kamyker Jan 16, 2023
88c4abc
HashSet 2
kamyker Jan 16, 2023
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25 changes: 25 additions & 0 deletions Sources/HonkPerf.NET.RefLinq/Enumerators/HashSetEnumerator.cs
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Original file line number Diff line number Diff line change
@@ -0,0 +1,25 @@
namespace HonkPerf.NET.RefLinq.Enumerators;

public struct HashSetEnumerator<T> : IRefEnumerable<T>
{
private T curr;
private HashSet<T>.Enumerator ie;

public HashSetEnumerator(HashSet<T> set)
{
ie = set.GetEnumerator();
curr = default;
}

[MethodImpl(MethodImplOptions.AggressiveInlining)]
public bool MoveNext()
{
bool t = ie.MoveNext();
curr = ie.Current;
if(!t)
ie.Dispose();
return t;
}

public T Current => curr;
}
2 changes: 2 additions & 0 deletions Sources/HonkPerf.NET.RefLinq/ToRefLinq.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,8 @@ public static RefLinqEnumerable<T, IReadOnlyListEnumerator<T>> ToRefLinq<T>(this
=> new(new(c));
public static RefLinqEnumerable<T, ArrayEnumerator<T>> ToRefLinq<T>(this T[] c)
=> new(new(c));
public static RefLinqEnumerable<T, HashSetEnumerator<T>> ToRefLinq<T>(this HashSet<T> c)
=> new(new(c));

public unsafe static RefLinqEnumerable<T, FixedReadOnlySpanEnumerator<T>> ToRefLinq<T>(this FixedReadOnlySpan<T> c)
where T : unmanaged
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