syntax_data: {"ast_node_type":"variable","tokens":[{"end":45,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:         let key = self.tcx().def_key(def_id);
context_before:     fn force_print_trimmed_def_path(&mut self, def_id: DefId) -> Result<bool, PrintError> {
context_after:         let visible_parent_map = self.tcx().visible_parent_map(());