MarkupExtension to construct an array

ArrayConstructorExtension.cs

[MarkupExtensionReturnType(typeof(object[]))]
public class ArrayConstructorExtension : MarkupExtension
{
    private readonly object[] _elements;

    public ArrayConstructorExtension(object a) => _elements = new[] { a };
    public ArrayConstructorExtension(object a, object b) => _elements = new[] { a, b };
    public ArrayConstructorExtension(object a, object b, object c) => _elements = new[] { a, b, c };
    public ArrayConstructorExtension(object a, object b, object c, object d) => _elements = new[] { a, b, c, d };
    public ArrayConstructorExtension(object a, object b, object c, object d, object e) => _elements = new[] { a, b, c, d, e };

    public override object ProvideValue(IServiceProvider serviceProvider)
    {
        return _elements;
    }
}