Function __action60 

fn __action60<'a>(
    handler: &Handler,
    (_, i, _): (usize, LalrToken<'a>, usize),
    (_, s, _): (usize, LalrToken<'a>, usize),
    (_, xs, _): (usize, Vec<SyntaxNode<'a>>, usize),
) -> SyntaxNode<'a>