{"ast_node_type":"other","tokens":[{"end":63,"kind":"keyword","start":0,"text":"rustc.psess().symbol_gallery.insert(sym,"}]}
                rustc.psess().symbol_gallery.insert(sym, span);
            TokenTree::Ident(self::Ident { sym, is_raw, span }) => {
                smallvec![tokenstream::TokenTree::token_alone(Ident(sym, is_raw.into()), span)]