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Refactored Option<T> to have opertator lifting and removed ref struct for now.
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Ronnie Kisner
2026-08-07 12:58:11 -04:00
parent 1d53af4b46
commit 262b76c4d5
13 changed files with 1123 additions and 262 deletions
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76
Functional/Some.cs
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@@ -1,44 +1,44 @@
using System.Diagnostics.CodeAnalysis;
using System.Runtime.CompilerServices;
// using System.Diagnostics.CodeAnalysis;
// using System.Runtime.CompilerServices;
namespace SJK.Functional;
// namespace SJK.Functional;
public class Some<T> : IOption<T>
{
private readonly T _data;
// public class Some<T> : IOption<T>
// {
// private readonly T _data;
private Some(T data)
{
_data = data;
}
public ref readonly T Value => ref _data;
public static Some<T> Of(T data) => new(data);
// [MethodImpl(MethodImplOptions.AggressiveInlining)]//TODO see if these inporve perfomce in gernral cases
public TResult Match<TResult>(Func<T, TResult> onSome, Func<TResult> _) =>
onSome(_data);
// [MethodImpl(MethodImplOptions.AggressiveInlining)]
public IOption<TResult> Bind<TResult>(Func<T, IOption<TResult>> f) => f(_data);
// [MethodImpl(MethodImplOptions.AggressiveInlining)]
public IOption<TResult> Map<TResult>(Func<T, TResult> f) => new Some<TResult>(f(_data));
// [MethodImpl(MethodImplOptions.AggressiveInlining)]
public T Or(T _) => _data;
public T Or(Func<T> aDefault) => _data;
public bool HasValue([NotNullWhen(true)]out T? value) => (value = _data) is not null;
// private Some(T data)
// {
// _data = data;
// }
// public ref readonly T Value => ref _data;
// public static Some<T> Of(T data) => new(data);
// // [MethodImpl(MethodImplOptions.AggressiveInlining)]//TODO see if these inporve perfomce in gernral cases
// public TResult Match<TResult>(Func<T, TResult> onSome, Func<TResult> _) =>
// onSome(_data);
// // [MethodImpl(MethodImplOptions.AggressiveInlining)]
// public IOption<TResult> Bind<TResult>(Func<T, IOption<TResult>> f) => f(_data);
// // [MethodImpl(MethodImplOptions.AggressiveInlining)]
// public IOption<TResult> Map<TResult>(Func<T, TResult> f) => new Some<TResult>(f(_data));
// // [MethodImpl(MethodImplOptions.AggressiveInlining)]
// public T Or(T _) => _data;
// public T Or(Func<T> aDefault) => _data;
// public bool HasValue([NotNullWhen(true)]out T? value) => (value = _data) is not null;
public bool HasValue() => true;
// [MethodImpl(MethodImplOptions.AggressiveInlining)]
public void Match(Action<T> onSome, Action onNone) => onSome(_data);
public override string ToString()
{
return nameof(Some<T>)+": "+ _data;
}
// public bool HasValue() => true;
// // [MethodImpl(MethodImplOptions.AggressiveInlining)]
// public void Match(Action<T> onSome, Action onNone) => onSome(_data);
// public override string ToString()
// {
// return nameof(Some<T>)+": "+ _data;
// }
public bool Equals(IOption<T>? other)
{
if (other is Some<T> some){
return _data!.Equals(some._data);
}
return false;
}
// public bool Equals(IOption<T>? other)
// {
// if (other is Some<T> some){
// return _data!.Equals(some._data);
// }
// return false;
// }
}
// }