{"ast_node_type":"other","tokens":[{"end":87,"kind":"keyword","start":0,"text":"Cow::Borrowed(green_ref)"}]}
        Cow::Borrowed(green_ref) => TokenText::borrowed(first_token(green_ref).text()),
    match node.green() {
        Cow::Owned(green) => TokenText::owned(first_token(&green).to_owned()),