syntax_data: {"ast_node_type":"variable","tokens":[{"end":58,"kind":"keyword","start":0,"text":"let"}]}
source_snippet:         let typing_env = TypingEnv::fully_monomorphized();
context_before:     pub fn numeric_min_val(self, tcx: TyCtxt<'tcx>) -> Option<mir::Const<'tcx>> {
context_after:         self.numeric_min_and_max_as_bits(tcx)