fn __action545<'a>(
handler: &Handler,
(_, x, _): (usize, SyntaxNode<'a>, usize),
(_, l, _): (usize, SyntaxNode<'a>, usize),
(_, index, _): (usize, SyntaxNode<'a>, usize),
(_, r, _): (usize, SyntaxNode<'a>, usize),
) -> SyntaxNode<'a>