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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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28
Functional/Cache.cs
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@@ -1,17 +1,17 @@
namespace SJK.Functional;
// [Obsolete]
// public class Cache<T> where T : class
// {
// private T? _cache;
// private Func<T> _provider;
// private readonly Func<T, bool>? _isvalid;
public class Cache<T> where T : class
{
private T? _cache;
private Func<T> _provider;
private readonly Func<T, bool>? _isvalid;
// public Cache(Func<T> provider, Func<T, bool>? isvalid = null)
// {
// _provider = provider;
// _isvalid = isvalid;
// }
// public bool IsCached() => _cache is not null;
// public T Value => _cache is null || (_isvalid is not null && !_isvalid(_cache)) ? _cache = _provider() : _cache;
public Cache(Func<T> provider, Func<T, bool>? isvalid = null)
{
_provider = provider;
_isvalid = isvalid;
}
public bool IsCached() => _cache is not null;
public T Value => _cache is null || (_isvalid is not null && !_isvalid(_cache)) ? _cache = _provider() : _cache;
}
// }