syntax_data: {"ast_node_type":"other","tokens":[{"end":50,"kind":"keyword","start":0,"text":"typeck_results:"}]}
source_snippet:     typeck_results: &'tcx ty::TypeckResults<'tcx>,
context_before:     typing_env: ty::TypingEnv<'tcx>,
context_after:     thir: &'p Thir<'tcx>,