"Factory static interface approach"

interface ISomeFactory<out TSelf> {
	static abstract TSelf CreateInstance(int a, string b, bool c);
}

class SomeClass : ISomeFactory<SomeClass> {
	public int A { get; init; }
	public string B { get; init; }
	public bool C { get; init; }

	public static SomeClass CreateInstance(int a, string b, bool c) {
		return new SomeClass { A = a, B = b, C = c };
	}
}

static T InstantiateItemGenerically<T>(int a, string b, bool c) where T : ISomeFactory<T> {
	return T.CreateInstance(a, b, c);
}

static void Test() {
	var someClass = InstantiateItemGenerically<SomeClass>(1, "hello", true);
	Console.WriteLine($"{someClass.A},{someClass.B},{someClass.C}"); // Prints "1,hello,True" on console
}