Unstable v0.19.1.0
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@@ -1,8 +1,9 @@
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#nullable enable
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using System;
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namespace Barotrauma
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{
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public abstract class Either<T, U>
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public abstract class Either<T, U> where T : notnull where U : notnull
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{
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public static implicit operator Either<T, U>(T t) => new EitherT<T, U>(t);
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public static implicit operator Either<T, U>(U u) => new EitherU<T, U>(u);
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@@ -15,22 +16,32 @@ namespace Barotrauma
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public abstract bool TryCast<V>(out V v);
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public abstract override string ToString();
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public abstract override string? ToString();
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public abstract override bool Equals(object? obj);
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public abstract override int GetHashCode();
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public static bool operator ==(Either<T, U>? a, Either<T, U>? b)
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=> a is null ? b is null : a.Equals(b);
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public static bool operator !=(Either<T, U>? a, Either<T, U>? b)
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=> !(a == b);
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}
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public sealed class EitherT<T, U> : Either<T, U>
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public sealed class EitherT<T, U> : Either<T, U> where T : notnull where U : notnull
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{
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public readonly T Value;
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public EitherT(T value) { Value = value; }
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public override string ToString()
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public override string? ToString()
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{
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return Value.ToString();
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}
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public override bool TryGet(out T t) { t = Value; return true; }
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public override bool TryGet(out U u) { u = default; return false; }
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public override bool TryGet(out U u) { u = default!; return false; }
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public override bool TryCast<V>(out V v)
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{
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@@ -41,24 +52,34 @@ namespace Barotrauma
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}
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else
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{
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v = default;
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v = default!;
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return false;
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}
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}
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public override bool Equals(object? obj)
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=> obj switch
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{
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EitherT<T, U> other => Value.Equals(other.Value),
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T value => Value.Equals(value),
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_ => false
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};
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public override int GetHashCode() => Value.GetHashCode();
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}
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public sealed class EitherU<T, U> : Either<T, U>
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public sealed class EitherU<T, U> : Either<T, U> where T : notnull where U : notnull
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{
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public readonly U Value;
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public EitherU(U value) { Value = value; }
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public override string ToString()
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public override string? ToString()
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{
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return Value.ToString();
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}
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public override bool TryGet(out T t) { t = default; return false; }
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public override bool TryGet(out T t) { t = default!; return false; }
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public override bool TryGet(out U u) { u = Value; return true; }
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public override bool TryCast<V>(out V v)
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@@ -70,9 +91,19 @@ namespace Barotrauma
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}
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else
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{
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v = default;
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v = default!;
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return false;
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}
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}
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public override bool Equals(object? obj)
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=> obj switch
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{
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EitherU<T, U> other => Value.Equals(other.Value),
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U value => Value.Equals(value),
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_ => false
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};
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public override int GetHashCode() => Value.GetHashCode();
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}
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}
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