syntax_data: {"ast_node_type":"function","tokens":[{"end":82,"kind":"keyword","start":0,"text":"fn"}]}
source_snippet:     fn print_trait_sugared(self) -> ty::Binder<'tcx, TraitRefPrintSugared<'tcx>> {
context_after:         self.map_bound(|tr| tr.print_trait_sugared())