Failed to generate source when types have the same name

[ufcpp]

The following code fails to compile.

namespace A1
{
    [Cloneable.Cloneable]
    public partial class C
    {
        public int X { get; set; }
    }
}

namespace A2
{
    [Cloneable.Cloneable]
    public partial class C
    {
        public int X { get; set; }
    }
}

https://github.com/mostmand/Cloneable/blob/master/Cloneable/CloneableGenerator.cs#L101

hintPath is generated from classSymbol.Name and hintPath must be unique.