{"ast_node_type":"other","tokens":[{"end":64,"kind":"keyword","start":0,"text":"fn_stream.extend(vec![t!(\"fn\"),"}]}
    fn_stream.extend(vec![t!("fn"), t!("bar"), t!(()), t!({})]);
    let mut fn_stream = TokenStream::new();
    tokens.push(Group::new(Delimiter::Brace, fn_stream).into());