syntax_data: {"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"adt_def.discriminants(self.tcx).map(|(_,"}]}
source_snippet:                         adt_def.discriminants(self.tcx).map(|(_, discr)| discr.val).collect();
context_before:                     let valid_discrs =