{"ast_node_type":"other","tokens":[{"end":83,"kind":"keyword","start":0,"text":"delimited.tts.iter().fold(LockstepIterSize::Unconstrained,"}]}
            delimited.tts.iter().fold(LockstepIterSize::Unconstrained, |size, tt| {
        TokenTree::Delimited(.., delimited) => {
                size.with(lockstep_iter_size(tt, interpolations, repeats))