sebastienros.jint/Jint.Tests/Runtime/Domain/UuidPrototype.cs

using Jint.Native;
using Jint.Runtime;
using Jint.Runtime.Descriptors;
using Jint.Runtime.Interop;

namespace Jint.Tests.Runtime.Domain;

internal sealed class UuidPrototype : UuidInstance
{
    private UuidPrototype(Engine engine) : base(engine)
    {
    }

    private UuidInstance EnsureUuidInstance(JsValue thisObject)
    {
        return thisObject.TryCast<UuidInstance>(value => throw new JavaScriptException(Engine.Realm.Intrinsics.TypeError, "Invalid Uuid"));
    }

    private JsValue ToGuidString(JsValue thisObject, JsValue[] arguments) => EnsureUuidInstance(thisObject).PrimitiveValue.ToString();

    private JsValue ValueOf(JsValue thisObject, JsValue[] arguments) => EnsureUuidInstance(thisObject).PrimitiveValue;

    public static UuidPrototype CreatePrototypeObject(Engine engine, UuidConstructor ctor)
    {
        var obj = new UuidPrototype(engine)
        {
            PrimitiveValue = JsUuid.Empty,
            _prototype = engine.Realm.Intrinsics.Object.PrototypeObject,
        };

        obj.FastSetProperty("constructor", new PropertyDescriptor(ctor, false, false, true));

        return obj;
    }

    public void Configure()
    {
        FastSetProperty("toString", new PropertyDescriptor(new ClrFunction(Engine, "toString", ToGuidString), true, false, true));
        FastSetProperty("valueOf", new PropertyDescriptor(new ClrFunction(Engine, "valueOf", ValueOf), true, false, true));
    }
}